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React Jobs in London
Overview
Looking for React jobs in London? Explore the latest React developer roles in one of the UK’s top tech hubs. Whether you’re a junior or senior React engineer, Haystack offers exclusive access to London-based opportunities with leading employers. Start your React career in London today and connect with exciting frontend and full-stack positions tailored to your skills.
Ruby on Rails Lead Engineer
Canada Life UK
Multiple locations
Remote or hybrid
Senior
Private salary
RECENTLY POSTED

Canada Life UK has helped individuals, families and businesses secure their financial futures for over 120 years. We are evolving into a more modern, customer-centric, and engineering-led organisation. As we modernise our IT estate and shifting our focus towards cloud, SaaS/PaaS, and product-centric delivery models, we are creating engineering excellence and empowered teams.

Job Purpose

We are now looking for a Lead Engineer to provide hands on technical leadership within our Home Finance product engineering team - the team responsible for the systems that power our mortgage origination and servicing capabilities.

Why join us?

  • Shape the future of Home Finance - You will lead the technical evolution of our bespoke Ruby on Rails based mortgage origination and servicing platform, designing modern, resilient and scalable solutions. Our bespoke mortgage system is built using Ruby on Rails, MySQL & JavaScript.
  • True empowerment and autonomy - You will be in a hands on role where you influence architecture, delivery, operational excellence and culture across the product. You will work closely with Product Owners, Engineering Managers and operational teams to optimise flow, deliver customer value and modernise our platforms.
  • Modern engineering focus - You will drive adoption of agile, DevSecOps and modern engineering practices, optimising the flow of change and reducing time to value. You will help shape the technology roadmap and contribute to architectural decisions and cloud migration strategies.

Key Duties/Responsibilities

This is a hands on Lead Engineer role in a stream aligned product engineering team, focused on the Home Finance application stack. You will set and uphold technical standards, guide solution design and support the team in delivering high quality, compliant software that underpins our Home Finance operations and customer outcomes.

In this role responsibilities include:

  • Lead, coach and inspire engineers in a stream aligned product team, fostering a culture of continuous improvement, psychological safety and high performance.
  • Deepen our adoption of agile, DevSecOps and modern engineering practices, optimising the flow of change and reducing time to value.
  • Collaborate cross functionally to deliver secure, stable and scalable solutions that support Home Finance operations and customer outcomes.
  • Ensure regulatory compliance (including FCA MCOB) and operational excellence across the platform.
  • Shape the technology roadmap, contributing to architectural decisions and cloud migration strategies.
  • Manage operational risk, security posture, monitoring, alerting and incident response for Home Finance systems.
  • Use data and insights to guide prioritisation, engineering improvements and product decisions.
  • Support the Engineering Manager with talent development to build a high performing engineering capability.
  • Remove waste to improve cost efficiency and increase value delivery for our customers.
  • Define and track team and departmental OKRs, ensuring alignment with Canada Life’s strategy.
  • Build strong relationships with third party suppliers to maximise value and service quality.

Skills, Knowledge and Experience

Technical expertise

  • Bring strong, hands on engineering skills together with the breadth to lead a modern product centric team.
  • Strong understanding of mortgage origination/administration systems or comparable regulated financial platforms.
  • Experience delivering and operating web based MVC applications (e.g. Ruby on Rails, React) and APIs.
  • Skilled in designing, managing and optimising relational SQL databases.
  • Hands on knowledge of cloud platforms (Azure or GCP) and cloud native architectures.
  • Broad engineering experience across DevSecOps, automation, CI/CD, infrastructure, monitoring and security best practice (“shift left”).
  • Proven track record of running critical production services with a focus on stability, performance and security.
    Experience with React or other modern JavaScript frameworks is highly desirable, complementing our Ruby on Rails and JavaScript mortgage platform.
  • Comfortable designing, building, testing, deploying and supporting software using agile and DevOps practices, and improving the route to production through automated CI/CD pipelines and environment support up to and including production.

Leadership and delivery

  • Experience to helping build high performing, motivated and curious teams.
  • Confident working with OKRs and outcome driven delivery.
  • Able to communicate complex technical ideas simply and persuasively.
  • Skilled at navigating ambiguity, prioritising effectively and influencing senior stakeholders.
  • Collaborative, pragmatic and adept at building trust across product, engineering and operational teams.
  • Demonstrate strong teamwork, communication and problem solving skills, with the ability to collaborate effectively with cross functional teams, alongside excellent time and self management through effective planning and prioritisation of tasks.
  • Proven and demonstrable engineering capability, with experience leading on technical delivery
  • A passion for modern, inclusive engineering and the ability to inspire and develop others.

Benefits of working at Canada Life

We believe in recognising and rewarding our people, so we offer a competitive salary and benefits package that’s regularly reviewed. As a Canada Life UK colleague, you’ll receive a competitive salary and comprehensive reward package including a generous pension and bonus scheme, along with, income protection, private medical insurance and life assurance. We have a fantastic number of other benefits and support services as well as regular personal and professional development.

How we work at Canada Life

Our culture is unique and incredibly important to us. We care about doing the right thing for our people, customers and community and helping others to build better futures. Our blueprint behaviours shape and influence how we work, and are central to the relationships we have with others. Every day we are encouraged to be more curious, own the outcome, face into things together and find a way forward.

We want colleagues to have rewarding careers with us so we invest in the development of our people, technology and workplaces. That’s why we offer a range of training, flexible working and opportunities to grow and develop.

Diversity and inclusion

Building an inclusive workplace with a diverse workforce where everyone can feel they belong and achieve their potential regardless of gender, ethnicity or any other characteristic is a key commitment for us. We are proud of the progress we’re making in DEI, and we continue for it to be a significant focus.

“At Canada Life we believe in the power of great people from different backgrounds, experiences and perspectives coming together to build better futures. Emerging talent is crucial to our growth and creating an environment that continues to inspire us all.” Nick Harding, Chief People Officer, Canada Life UK

We appreciate that everyone has different work and life responsibilities. We’re happy to discuss flexible working arrangements, including part time, for any of our roles should this be a requirement for you.

Ruby on Rails Engineer
Canada Life UK
Multiple locations
Remote or hybrid
Junior - Mid
Private salary
RECENTLY POSTED
+4

Canada Life UK has helped individuals, families and businesses secure their financial futures for over 120 years. We are evolving into a more modern, customer-centric, and engineering-led organisation. As we modernise our IT estate and shifting our focus towards cloud, SaaS/PaaS, and product-centric delivery models, we are creating engineering excellence and empowered teams.

Job Purpose

We are looking for Ruby on Rails Software Engineers to join our Home Finance Product Engineering team, who look after the systems that power our mortgage origination and servicing capabilities.

Why join us?

  • Shape the future of Home Finance - Play a pivotal role in evolving our bespoke Ruby on Rails-based mortgage origination and servicing platform, building modern, resilient and scalable solutions critical to our Home Finance business.
  • True empowerment and autonomy - You will work in a stream aligned product team with real influence over how we design, build and operate our applications. You’ll collaborate closely with your Engineering Manager, Product Owner and fellow engineers to deliver outcomes that matter.
  • Modern engineering focus - Design, build, test, deploy and support software using agile and DevOps practices. You’ll contribute to automation, CI/CD pipelines and continuous improvement of our route to production.

Key Duties/Responsibilities

  • Design, build, test, deploy and support features on our Ruby on Rails, MySQL and JavaScript based mortgage platform.
  • Participate fully in development activities - writing code, reviewing code and releasing changes into production within your product team.
  • Work closely with your Product Owner, Engineering Manager and engineering colleagues to deliver secure, stable and scalable solutions that support Home Finance operations and customer outcomes.
  • Apply agile and DevOps practices, balancing build and run responsibilities and improving reliability through automation and better engineering practices.
  • Build, configure and support automated CI/CD pipelines across all environments up to and including production.
  • Ensure deliverables meet Canada Life engineering standards and best practice, measured through OKRs, KRIs and engineering guardrails.
  • Contribute to risk management, security, monitoring and troubleshooting in line with company, regulatory and legal requirements.
  • Take ownership of your learning path, continuously building skills that benefit your team and platforms.

Skills, Knowledge and Experience

Technical

  • Ruby on Rails experience building MVC applications and APIs.
  • Relational SQL databases (e.g. MySQL), including schema design, performance considerations and effective querying.
  • Strong software engineering fundamentals including design, analysis, testing, code quality and secure coding.
  • Experience designing, building, testing, deploying and supporting software using agile and DevOps practices.
  • Familiarity with CI/CD tooling (e.g. Azure DevOps, Jenkins, GitLab CI/CD).
  • Understanding of cloud platforms, particularly Azure; experience with GCP is also valuable.
  • Awareness of security practices, monitoring and troubleshooting in production environments.

Desirable

  • Experience with React or other modern JavaScript frameworks.
  • Exposure to containerisation and orchestration (e.g. Docker, Kubernetes).
  • Experience in regulated financial services or mortgage origination/administration systems.

How you work

  • Strong teamwork, communication and problem solving skills, able to collaborate across cross functional teams.
  • Comfortable working within an agile development methodology and contributing to continuous improvement.
  • Ability to plan and organise your work, prioritising effectively and taking responsibility for quality and integrity.
  • Good judgement in problem solving and decision-making, able to identify root causes and propose pragmatic solutions.
  • A mindset of continuous learning and staying up to date with evolving technologies and industry trends.

Benefits of working at Canada Life

We believe in recognising and rewarding our people, so we offer a competitive salary and benefits package that’s regularly reviewed. As a Canada Life UK colleague, you’ll receive a competitive salary and comprehensive reward package including a generous pension and bonus scheme, along with, income protection, private medical insurance and life assurance. We have a fantastic number of other benefits and support services as well as regular personal and professional development.

How we work at Canada Life

Our culture is unique and incredibly important to us. We care about doing the right thing for our people, customers and community and helping others to build better futures. Our blueprint behaviours shape and influence how we work, and are central to the relationships we have with others. Every day we are encouraged to be more curious, own the outcome, face into things together and find a way forward.

We want colleagues to have rewarding careers with us so we invest in the development of our people, technology and workplaces. That’s why we offer a range of training, flexible working and opportunities to grow and develop.

Diversity and inclusion

Building an inclusive workplace with a diverse workforce where everyone can feel they belong and achieve their potential regardless of gender, ethnicity or any other characteristic is a key commitment for us. We are proud of the progress we’re making in DEI, and we continue for it to be a significant focus.

“At Canada Life we believe in the power of great people from different backgrounds, experiences and perspectives coming together to build better futures. Emerging talent is crucial to our growth and creating an environment that continues to inspire us all.” Nick Harding, Chief People Officer, Canada Life UK

We appreciate that everyone has different work and life responsibilities. We’re happy to discuss flexible working arrangements, including part time, for any of our roles should this be a requirement for you.

Senior Developer React
ARC IT Recruitment Ltd
Sutton
Remote or hybrid
Senior
ÂŁ80,000
RECENTLY POSTED

SeniorDeveloper(Node/React)

Areyouapragmatic,innovative,andself-motivatedproblemsolverwithapassionforbuildingscalable,high-performingsoftware?We’relookingforaSeniorFullStackEngineer,withstrongskillsinNodeandReact,tojoinahigh-performingproductteamworkingonaglobal,high-trafficeCommerceplatformhandlingthousandsoftransactionsdaily.

You’llplayakeyroleindesigninganddevelopingend-to-endsolutions,collaboratingcloselywithbothtechnicalandbusinessteamstodelivernewfeaturesthatdrivegrowthandenhancethecustomerexperience.

WhatYou’llDo

  • Buildandmaintainrobust,scalableapplicationsacrossthefullstack(Node/React/TypeScript)
  • Collaborateinanagileteamenvironmenttodeliverclean,maintainable,andtestablecode
  • Influencearchitecturaldecisionsandtechnologychoices
  • OptimiseFrontEndandBackEndperformancetoensurefast,seamlessuserexperiences
  • Contributetocontinuousimprovementefforts,introducingnewideasandtechnologies

WhatYou’llBring

  • ProvenexperienceasaFullStackEngineerorsimilarrole
  • ExpertiseinReact,JavaScript/TypeScript,HTML,CSS,andresponsivedesignprinciples
  • StrongunderstandingofBackEndtechnologiesandbestpractices
  • Passionforwritingclean,well-testedcode
  • Experiencewithcloudplatforms(AWS,Azure,orGCP)
  • Excellentcommunicationskillsandtheabilitytoexplaintechnicalideasclearly
  • Amindsetfocusedonscalability,maintainability,andcontinuouslearning
  • MustbeproficientinNodeandReact

NicetoHave

  • DegreeinComputerScienceorarelatedfield
  • ExperienceineCommercesectors
  • FamiliaritywithCI/CDtoolssuchasJenkinsorGitHubActions

WhyYou’llLoveItHere

  • Workonaproductwithglobalreachandreal-worldimpact
  • Haveavoiceinhowthingsarebuilt-yourideasmatter
  • Collaborative,forward-thinkingengineeringculture
  • Flexibleworkingenvironmentwithopportunitiesforgrowth

Location:London

Salary:ÂŁ80k/perannum

Lead Full Stack Engineer
Develop
London
Hybrid
Senior
ÂŁ100,000
RECENTLY POSTED

Lead Full Stack Engineer | Hybrid - 2 days onsite, London | ÂŁ100,000 - ÂŁ120,000 DOE

We’re partnering with a high-growth B2B PropTech SaaS business that’s transforming how property professionals access and leverage land data across the UK.

In just a few years, the company has built one of the most advanced property data platforms in the market, integrating thousands of data sources and processing terabytes of information with sub-24-hour latency. With strong product-market fit, continued revenue growth, and ambitious scaling plans, they’re now hiring a Lead Full Stack Engineer to help shape the next phase of the platform.

This is a hands-on leadership role within an engineering-led, collaborative environment, ideal for someone who enjoys balancing architectural ownership with meaningful day-to-day coding.

The Role

As Lead Full Stack Engineer, you’ll combine deep technical expertise with strong leadership and architectural oversight. You’ll drive technical excellence across the organisation, mentor engineers, and influence the long-term direction of the platform.

This is not a purely managerial role, you’ll contribute to the codebase daily while also shaping standards, systems, and engineering culture.

What You’ll Be Doing

Technical Leadership & Architecture

  • Provide architectural oversight across frontend, backend, and data infrastructure
  • Set engineering standards and champion best practices in scalability, reliability, and maintainability
  • Lead complex system design discussions, balancing speed, scope, and long-term scale
  • Shape the technical roadmap alongside product and data leaders

Hands-On Engineering

  • Develop high-quality front-end features using React (Vite) + Tailwind
  • Design and ship scalable, type-safe APIs using Node.js, Express, and tRPC
  • Optimise and maintain PostgreSQL databases and query performance
  • Collaborate with the data team to evolve Elasticsearch-driven architecture
  • Own delivery of complex features from discovery through deployment and monitoring

Team Leadership & Cross-Functional Impact

  • Mentor senior and mid-level engineers through pairing, reviews, and coaching
  • Foster a high-performance engineering culture built on ownership and continuous improvement
  • Work closely with product, design, and data stakeholders to ensure technical input shapes roadmap decisions
  • Translate complex technical challenges into clear, actionable insights for non-technical teams

What We’re Looking For

  • 7+ years’ experience in software engineering
  • 2-3+ years operating in a Lead, Staff, or Senior+ capacity
  • Proven experience building and scaling SaaS platforms
  • Experience leading architectural decisions and system design initiatives
  • Strong full-stack capability in modern JavaScript/TypeScript environments

Tech Stack

  • Frontend: React (Vite), Tailwind
  • Backend: Node.js, Express, tRPC
  • Databases: PostgreSQL, Elasticsearch

Strong adjacent experience is also welcomed.

Nice to Have

  • Experience in PropTech or data-heavy platforms
  • Familiarity with UK property, planning, or geospatial datasets
  • Experience helping scale engineering teams in high-growth environments

Why Apply?

  • Hybrid working (2 days onsite in Central London)
  • Competitive salary + EMI scheme
  • 25 days holiday + bank holidays + birthday off + Christmas shutdown
  • Health cash plan (including dental)
  • ÂŁ500 annual personal development budget
  • MacBook + home office contribution
  • Collaborative, ambitious team culture with regular socials and company trips

Interview Process

  • Initial video-based screening
  • Technical task (React + Tailwind + tRPC + PostgreSQL)
  • Technical walkthrough & system design interview
  • Final interview with senior leadership

If you’re an experienced engineer who thrives on combining technical depth with leadership impact, and you want to help scale a genuinely high-impact data platform, we’d love to share more.

Senior Software Engineer - Ruby
Spectrum It Recruitment Limited
London
Remote or hybrid
Senior
ÂŁ95,000
RECENTLY POSTED

Senior Software Engineer - SaaS / AI scale up

ÂŁ80-ÂŁ90,000+ benefits and remote working

A Senior Software / Principal Software Engineer opportunity for an exciting tech business offering innovative products to a global customer base. This is a senior hands-on engineer position in a Ruby, Rails, React, AWS stack leading projects in a scale up environment.

The business is developing a genuinely exciting product and are growing; they promote autonomy and collaboration and support remote working. Previous experience in a full stack engineer role using Ruby, TypeScript, React is essential. Previous experience with AI or Autonomous vehicles, is desirable.

Essential requirements:

A hands-on background within a Ruby, Rails, TypeScript, React, AWS or similar stack

Excellent problem-solving skills and the ability to work in a collaborative product led team

Advocate for Software engineering best practice - Unit testing, CI/CD, Pair Programming, etc

Interested in working on complex problems with senior engineers

The ability to work to set timescales for external customers

The company offer emote working options, all candidates applying must be UK based and eligible to work in the UK

Spectrum IT Recruitment (South) Limited is acting as an Employment Agency in relation to this vacancy.

TPBN1_UKTJ

Head of Digital Identity
Bluetownonline
London
Hybrid
Leader
Private salary
RECENTLY POSTED

Job Title: Head of Digital Identity

Location: London / Hybrid

Salary: ÂŁ45,000 - ÂŁ65,000 per annum based upon experience plus discretionary bonus and comprehensive benefits

Job Type: Full Time, Permanent

Role Overview:

Digital identity is crucial for building trust in the digital economy, reducing fraud, and supporting innovation across various sectors. the organisation leads industry efforts to promote secure, inclusive, and interoperable digital identity solutions in the UK, working closely with policymakers. A key part of this work is advocating for the UK Digital Identity and Attributes Trust Framework, which sets essential standards to boost market growth and widespread adoption.

At a time when industries are looking to harness the opportunities offered by digital identity technologies, and the UK government is preparing to consult on the next steps of a national digital ID, it has never been more critical for the UK to get market development right. The successful candidate will lead engagement initiatives to promote the UK’s digital identity sector, including organising events, roundtables, and providing thought leadership. This role also involves advocating for digital identity policy, guiding regulatory discussions, and convening industry leaders through the organisation’s Digital Identity Working Group to influence government and drive industry growth.

This high-profile role would see you become an industry expert on digital ID policy, where you will be working at a senior level of policy development, representing members in stakeholder meetings. You will need experience of building close relationships with relevant bodies and key stakeholders, with the ability to react quickly to shifting policy developments and the changing needs of this thriving industry.

Market development is vital to the programme’s success and requires engagement with end user industries like financial services, fraud, transport and more. A strong grasp of the UK Digital Identity and Attributes Trust Framework is essential for understanding its scope. Increasingly, the role also involves how international digital ID systems work together through events, roundtables, and thought leadership. the organisation seeks someone with solid policy and programme experience who can manage sector-wide needs in a fast-paced environment, proactively working with members to shape early debates.

Key Responsibilities:

  • Programme Leadership: Lead the development and delivery of the organisation’s digital ID programme, including events, roundtables, workshops and other thought-leadership opportunities that present a co-ordinated approach to addressing member priorities and policy change.
  • Policy & Advocacy: Shape and promote effective, inclusive digital identity policy positions in the UK, collaborating with government, regulators, industry partners and civil society.
  • Member Engagement: Build and maintain strong relationships with organisation members, including the digital identity working group, to drive insights, participation and co-creation of digital ID initiatives.
  • Campaigns & Communications: Lead high-impact campaigns, events, thought leadership and other communication opportunities to raise awareness of digital identity opportunities and strategic priorities.
  • Industry expertise: Act as a trusted partner to policymakers, regulatory bodies and government departments working on digital identity.

Essential Knowledge and Experience

  • Proven Policy Leadership: Strong track record of leading complex policy, advocacy or technology programmes, preferably in digital identity, digital inclusion, cybersecurity or financial services.
  • Sector Expertise: Deep understanding of digital identity markets, including ability to navigate the different parts of the digital ID policy landscape, including the Trust Framework and the Data (Use and Access) Act, The GOV . UK Wallet, and the proposed national digital ID scheme
  • Stakeholder Relationships: Experience building and maintaining high-level engagement across government, industry and civil society stakeholders.
  • Communication & Influence: Excellent communicator with public speaking experience, able to shape narratives and influence diverse audiences through clear, compelling messaging.
  • Programme and Event Delivery: Strong organisational skills with the ability to manage multiple priorities, deliver results and lead cross-functional work. This includes flagship activity in the digital ID programme such as the Digital ID Summit and campaign week.
  • Team Collaboration: A collaborative and inclusive leadership style that supports team members, external partners and an engaged membership base. This role will intersect with different programmes including financial services, fraud and smart data. As such, collaboration is a must.

Additional Information:

This is a full time role based out of the organisation’s London offices, however the organisation operates a flexible working policy.

This role profile is a guide to the work that is required but does not form part of any contract of employment and may change from time to time to reflect changing circumstances.

The successful candidate must have permission to work in the UK prior to the commencement of employment.

Please click APPLY to be redirected to our website to apply for this role.

Candidates with experience of: Public Affairs, Policy Manager, Senior Policy Manager, Local Council Policy Manager, Public Sector Programme Management, Digital Identity Programme Manager may also be considered for this role.

Senior Software Development Engineer - Velocity Black UK
Capital One UK
London
Hybrid
Senior
Private salary
RECENTLY POSTED
+1

White Collar Factory (95009), United Kingdom, London, LondonSenior Software Development Engineer - Velocity Black UK

Velocity Black by Capital One harnesses the power of artificial intelligence, the warmth of human experts and the convenience of the latest interfaces to help high-performance people actualize the full potential of their lives. It’s concierge, reimagined for the digital age.

By harnessing 24/7 chat, AI, and mobile payments, we help our customers do more and be more in the digital age. From access to the hottest restaurants to guaranteed upgrades at the world’s finest resorts. Make a custom request through the app and you will be chatting to our team within 1 minute, 24/7/365.

What unites us are the values we share: the relentless pursuit and celebration of excellence, actualising the full potential of our lives, and impacting the world in a positive way.

We are looking for talented software engineers to join our global Velocity Black by Capital One engineering team, with the opportunity to specialise in frontend, backend or work in a full stack capacity. As a Senior Software Development Engineer, you’ll have the opportunity to be on the forefront of driving a major transformation with the marrying of these two innovative companies. Joining a startup deeply invested in technology with Capital One’s entrepreneurial spirit and customer-first, tech-led culture, creates an environment where engineers can continue to disrupt the status quo to develop best-in-class customer experiences for the digital age.

You will work in a small but passionate team, and have a great deal of autonomy. You should be self-driven, willing to take ownership, ask the right questions and seek knowledge when necessary. If you think innovatively, and like to embrace bleeding edge technology, with a pragmatic approach, you will enjoy working here.

The service we offer and build upon is unlike anything ever built before, and our product is rapidly evolving. Velocity Black is our core product, built in React Native and offering exclusive access and unbeatable word-wide service across Travel, Experiences, Luxury Goods and Dining. Our internal and bespoke request management platform, Gravity, is built with React and Node.js micro services, virtually augmenting our expert customer service agents with AI, delivering the unrivalled personal service our members expect and love.

Explore our tech stack: https://stackshare.io/velocity-black/velocity-black

What you’ll do

  • Deliver end to end functionality from ideation to delivery focused on the functionality surrounding the ability to make a request and message back and forth while helping to define and adopt best practices
  • Work in a fast-paced, collaborative technical environment
  • Utilise programming languages and tools like React Native, React, Node.js, JavaScript, TypeScript, micro services, AI, ML, open source frameworks, DevOps, large data sets, and more
  • Perform software development leveraging a test-driven development pattern
  • Collaborate with digital product managers, and deliver robust cloud-based solutions that drive powerful experiences to help high-performance people actualize the full potential of their lives
  • Collaborate with and across Agile teams to design, develop, test, implement, and support technical solutions in full-stack development tools and technologies
  • Share your passion for staying on top of tech trends, experimenting with and learning new technologies, participating in internal & external technology communities, mentoring other members of the engineering community

What we’re looking for

  • Experience with influencing technical decisions with a tech team in an agile environment
  • Proven experience in software development using JavaScript or TypeScript
  • Experience with testing software (automated tests or Test Driven Development)
  • Previous experience working with AWS, GCP, Microsoft Azure or another cloud service
  • Have a passion for continued learning of the latest JavaScript and ES versions and trends

What you’ll get to learn (any previous experience would be advantageous)

  • An in-depth understanding and experience working with the cloud/AWS and the opportunities that it brings
  • Solving real world problems and being comfortable working in a complex regulated environment

Where and how you’ll work

This is a permanent position based in our London office.

We have a hybrid working model, so you’ll be based in our offices 3 days a week on Tuesdays, Wednesdays and Thursdays, and can work from home on Monday and Friday.

Many of our associates have flexible working arrangements, and we’re open to talking about an arrangement that works for you.

What’s in it for you

  • Bring us all this - and you’ll be well rewarded with a role contributing to the roadmap of an organisation committed to transformation
  • We offer high performers strong and diverse career progression, investing heavily in developing great people through our Capital One University training programmes (and appropriate external providers)
  • Immediate access to our core benefits including pension scheme, bonus, generous holiday entitlement and private medical insurance – with flexible benefits available including season-ticket loans, cycle to work scheme and enhanced parental leave

What you should know about how we recruit

We pride ourselves on hiring the best people, not the same people. Building diverse and inclusive teams is the right thing to do and the smart thing to do. We want to work with top talent: whoever you are, whatever you look like, wherever you come from. We know it’s about what you do, not just what you say. That’s why we make our recruitment process fair and accessible. And we offer benefits that attract people at all ages and stages. We also partner with organisations including the Women in Finance and Race At Work Charters, Stonewall and upReach to find people from every walk of life and help them thrive with us. We have a whole host of internal networks and support groups you could be involved in, to name a few:

  • REACH – Race Equality and Culture Heritage group focuses on representation, retention and engagement for associates from minority ethnic groups and allies
  • OutFront – to provide LGBTQ+ support for all associates
  • Mind Your Mind – signposting support and promoting positive mental wellbeing for all
  • Women in Tech – promoting an inclusive environment in tech
  • EmpowHER - network of female associates and allies focusing on developing future leaders, particularly for female talent in our industry

Capital One is committed to diversity in the workplace.

If you require a reasonable adjustment, please contact ukrecruitment@capitalone.com All information will be kept confidential and will only be used for the purpose of applying a reasonable adjustment.

For technical support or questions about Capital One’s recruiting process, please send an email to Careers@capitalone.com

Capital One does not provide, endorse nor guarantee and is not liable for third-party products, services, educational tools or other information available through this site.

Capital One Financial is made up of several different entities. Please note that any position posted in Canada is for Capital One Canada, any position posted in the United Kingdom is for Capital One Europe and any position posted in the Philippines is for Capital One Philippines Service Corp. (COPSSC).

Who We Are

At Capital One, we’re building a leading information-based technology company. Still founder-led by Chairman and Chief Executive Officer Richard Fairbank, Capital One is on a mission to help our customers succeed by bringing ingenuity, simplicity, and humanity to banking. We measure our efforts by the success our customers enjoy and the advocacy they exhibit. We are succeeding because they are succeeding.

Guided by our shared values, we thrive in an environment where collaboration and openness are valued. We believe that innovation is powered by perspective and that teamwork and respect for each other lead to superior results. We elevate each other and obsess about doing the right thing. Our associates serve with humility and a deep respect for their responsibility in helping our customers achieve their goals and realize their dreams. Together, we are on a quest to change banking for good.

Senior Full Stack Engineer
Blue Light Card
London
Hybrid
Senior
Private salary
RECENTLY POSTED

Blue Light Card. Individually great, together unstoppable

The Role and the Team

At Blue Light Card, we’re on a mission to support our millions of members with meaningful digital experiences. We have recently undertaken a replatforming transformation, setting the foundations to tackle exciting greenfield projects and further enhance the experience for our members. With plenty of opportunities ahead, we’re looking for talented engineers who are eager to make an impact.

Collaboration is at the heart of our work, we partner closely with the Product team in an agile squad structure, focusing on key outcomes such as share of wallet, personalisation, member growth & engagement, and platform evolution.

What You’ll Do

  • Drive improvements through experimentation and A/B testing to ensure our application remains technologically relevant
  • Take full ownership of your domain, contributing your expertise to foster a collaborative and innovative team culture
  • Task delivery and solution design for mid-sized features and engineering problems, consistently questioning choices to actively contribute to continuous delivery and improvement
  • Proactively share the benefits of your experience with the team, nurturing them and acting as a mentor to junior engineers
  • Actively demonstrate resourcefulness and problem-solving skills
  • Contribute to the establishment and maintenance of a continuous delivery pipeline, ensuring efficient and reliable software delivery

What You’ll Bring

  • Extensive experience in our modern technology stack which includes React, Node.js and Typescript
  • Experience with the AWS services such as Amazon Cognito, DynamoDB Lambda, S3, Eventbridge, AppSync, API Gateway and SQS
  • Experience using Serverless stack to build and deploy serverless applications into AWS cloud
  • Exceptional communication skills within the team and across technical and non-technical stakeholders
  • A passion for mentoring junior engineer, sharing knowledge, and cultivating a collaborative learning environment
  • Flexible and adaptable problem-solving skills, capable of adjusting strategies in response to changing priorities and evolving business needs
  • Proactive approach to seeking opportunities for process improvement, leveraging feedback loops to enhance team efficiency and project outcomes
  • Ability to thrive in complex and ambiguous situations, navigating uncertainties and turning challenges into opportunities

Our Culture

Our mission is simple - make heroes happy. Our members are the real-life heroes who keep us all safe, cared for, and thriving. It’s what gets us up in the morning and pushes us to go further, think bigger, and create something that truly matters. By focusing on their happiness, we create amazing experiences, deliver unrivalled discounts, innovative products, and world-class service.

We don’t just follow the usual path - we look for smarter, bolder ways to deliver real impact. We take ownership, move fast, and work shoulder to shoulder to build something special.

We’re committed to building a diverse and inclusive team where everyone feels they belong. Different perspectives and experiences help us grow, innovate, and better reflect the communities we serve.

We promote hybrid working, and value in-person collaboration so encourage time in our offices, where you can make the most of our fully stocked snack drawers - either the HQ in Leicestershire, or London, Holborn office. The frequency and office location will vary depending on the role and team, we aim to be flexible, but we aren’t able to offer fully remote working.

What We Offer

  • Hybrid working and flexible hours

  • Free parking and EV charging onsite at HQ

  • 25 days annual leave plus an additional day off for your birthday, and a buy and sell holiday scheme of up to 5 days

  • A company bonus scheme

  • Your own Blue Light Card and exclusive access to thousands of discounts

  • Great social events e.g., festive party, summer party, team socials, sports matches

  • Regular company-wide recognition events e.g. Monthly Light’s Up and The Shine awards

  • Relaxed dress code and modern office space (games area, chill-out areas, book club, free drinks/snacks)

  • Onsite gym at HQ (including access to free HIIT & stretch classes)

  • Strong learning and development culture

  • Group auto-enrolment pension plan

  • Enhanced parental leave and absence leave

  • Company funded private medical insurance

  • Healthcare cashback plan

  • Employee assistance programme (including mental health support) and mental health first aiders

Lead Solution Architect
BP Energy
London
In office
Senior
Private salary
RECENTLY POSTED
+4

Entity:

Technology

Job Family Group:

IT&S Group

Job Description:

At bp, we are reimagining how our trading organisation uses technology to unlock new value, strengthen decision-making, and support a rapidly evolving energy landscape. As our Lead Solution Architect for Gas and Power Trading, you will guide the next generation of our trading platformone that is modern, scalable, and built to meet the real-time demands of global commodity markets. This is a high-impact role where deep domain expertise meets modern engineering, and where your architectural leadership will shape bps capability for years to come.

What you will do

In this role, you will lead the end-to-end architecture of our bespoke energy trading solutions. We work closely with traders, product owners, market experts, and engineering teams, and you will bring these viewpoints together to create solutions that are both technically robust and aligned with business ambition.

You will help us modernise our trading platform by applying contemporary design patterns, cloud-native engineering principles, and architectural thinking that supports performance, scalability, and future growth. Throughout the delivery lifecycle, you will provide guidance, ensure alignment across internal and external teams, and champion technical excellence.

You will also play a central part in re-designing trading capabilities across front-, middle-, and back-office workflows, ensuring that every componentfrom deal capture to optimisation and reportingworks seamlessly together.

Key areas of focus include:

Architecture & Design

You will lead architectural direction for our trading systems, documenting key decisions, making thoughtful trade-offs, and ensuring that every design reflects both functional needs and technical strategy. You will translate complex requirements into solutions that are scalable, maintainable, and ready for real-world trading conditions.

Domain Expertise & Advisory

We depend on your practical knowledge of physical Gas and/or Power trading. You will act as a trusted advisor throughout delivery, supporting design reviews, guiding change initiatives, and helping our business teams understand how architecture decisions support their goals.

Collaboration & Communication

You will work closely with product owners, developers, designers, data engineers, vendor partners, and consultants. Because our trading platform touches so many teams, clear communication and strong coordination will be essential to ensure smooth progress and shared understanding.

Lifecycle Leadership & Operational Excellence

You will apply strong knowledge of the energy trading lifecycle to ensure the solutions we build are robust, resilient, and ready for operational use. We follow Agile ways of working and promote DevOps and CI/CD practicesvalues that you will help reinforce across teams.

What you will need to be successful

Required

  • A degree in Computer Science, Engineering, Mathematics, or a related technical field.
  • Deep experience in physical Gas and/or Power trading, including contract optionality, optimisation, scheduling, and an understanding of full lifecycle trade processes.
  • Strong knowledge of options modelling and dependency graph concepts.
  • Hands-on experience designing modern trading systems using microservices, messaging, caching, and cloud-native patterns.

Architecture & Engineering Skills

Data Architecture:
You bring strong experience designing data models for both transactional and analytical systems, understand reconciliation processes, and are familiar with real-time reporting, distributed caching, and unstructured databases such as MongoDB.

Technical Architecture:
You are confident with modern design patterns, AWS cloud services, C# or Java, containerisation (Kubernetes, Docker, OpenShift), and infrastructure-as-code tools such as Terraform. Familiarity with React for UI development is highly valuable.

Integration Expertise:
You understand real-time messaging such as AMQ, API design using JSON and Swagger, and batch processing methods commonly used in trading systems.

Infrastructure & DevOps:
You understand CI/CD workflows, Git-based repositories, automation tools such as Ansible, cloud infrastructure management, and grid computing approaches that support scalability and cost efficiency.

Soft Skills & Delivery Experience

  • Strong analytical and problem-solving ability.
  • Ability to operate independently or within small agile teams.
  • Excellent communication skillswritten, verbal, and visual.
  • Collaborative mindset and comfort working across multiple disciplines.
  • Experience applying Agile frameworks to complex technology environments.

Technical Must-Haves

  • Microservices architecture and containerisation
  • Cloud hosting (AWS strongly preferred)
  • Messaging and caching patterns

Functional Must-Haves

  • Full lifecycle understanding of physical energy trading (Gas and/or Power)
Why join us?

This is an opportunity to influence one of bps most critical trading platforms and help shape how we build technology that supports real-time decision-making in fast-moving markets. You will work alongside talented engineers, market experts, and product teams who are passionate about solving complex problems in innovative ways. If you enjoy designing systems that push boundaries and want to make a meaningful impactthis role offers exactly that!

Inclusive Hiring Statement

Were committed to fostering a diverse, equitable, and inclusive environment where every individual feels valued and supported. We welcome applicants from all backgrounds and will provide reasonable accommodations throughout the recruitment process. If you need adjustments at any stage, please let us knowwere happy to help.

Travel Requirement

No travel is expected with this role

Relocation Assistance:

This role is not eligible for relocation

Remote Type:

This position is not available for remote working

Skills:

Agility core practices, Business modelling, Creativity and Innovation, Data Analysis, Data design, Digital Analytics, Emerging technology monitoring, Information Assurance, Integration, IT Management, IT strategy and planning, Network Design, Requirements definition and management, Risk Management, Service operations and resiliency, Solution Architecture, Systems Development Management, Technical specialism, User Experience Analysis

Legal Disclaimer:

We are an equal opportunity employer and value diversity at our company. We do not discriminate on the basis of race, religion, color, national origin, sex, gender, gender expression, sexual orientation, age, marital status, socioeconomic status, neurodiversity/neurocognitive functioning, veteran status or disability status.Individuals with an accessibility need may request an adjustment/accommodation related to bps recruiting process (e.g., accessing the job application, completing required assessments, participating in telephone screenings or interviews, etc.). If you would like to request an adjustment/accommodation related to the recruitment process,pleasecontact us.

If you are selected for a position and depending upon your role, your employment may be contingent upon adherence to local policy. This may include pre-placement drug screening, medical review of physical fitness for the role, and background checks.

Senior Automation Engineer
Sky
London
Hybrid
Senior
Private salary
RECENTLY POSTED

We believe in better. And we make it happen.

Better content. Better products. And better careers.

Working in Tech, Product or Data at Sky is about building the next and the new. From broadband to broadcast, streaming to mobile, SkyQ to Sky Glass, we never stand still. We optimise and innovate.

We turn big ideas into the products, content and services millions of people love.

And we do it all right here at Sky.

We’re tinkers, coders, and problem solvers . And we make it happen.

Better products. Smarter platforms. And better ways of working.

Working in Tech at Sky means building what’s next - from automation platforms that keep Sky Q reliable, to tools that help engineers ship safely at scale.

We’re looking for a Senior Automation Engineer to help us evolve our Python based automation frameworks, CI/CD pipelines and tooling that power the Sky Q experience. You’ll use your engineering craft to remove friction, increase quality, and enable teams to deliver features to millions of customers with confidence.

What you’ll do

  • Design, build and maintain Python-based automation frameworks and tools that support end-to-end testing and operational workflows for Sky Q services.

  • Develop, extend and optimise CI/CD pipelines (primarily in Jenkins) to ensure fast, reliable and repeatable delivery of software into multiple environments.

  • Work hands on in Linux environments , scripting, configuring and troubleshooting automation jobs, agents and infrastructure to keep pipelines healthy and scalable.

  • Collaborate with product engineering teams maintaining our Django and React applications , embedding automation into their workflows and improving observability and reliability.

  • Introduce and integrate new tooling - including AI assisted development and test tools - to improve developer productivity, coverage and feedback cycles.

  • Champion engineering best practices across the squad: code reviews, pair programming, clean code, robust testing strategies and continuous improvement.

  • Act as a technical go to for automation , mentoring other engineers and helping shape the roadmap for our automation and test platforms.

What you’ll bring

  • Advanced Python engineering capability - deep, hand s - on experience designing, building and maintaining robust automation frameworks using clean, modular, well tested code.

  • High proficiency with CI/CD (Jenkins, Pipelines, CasC ) - able to architect, optimise, and troubleshoot complex pipelines, agents and integrations in large scale delivery environments.

  • Strong Linux / VM operational expertise - confident working across distributed systems, debugging services, managing environments, and resolving complex infrastructure issues.

  • Experience supporting or building web-based systems (e.g. Django backends and React frontends) and integrating them into automated pipelines.

  • Solid competency in database operational support - capable of maintaining database related workflows, debugging data issues and supporting services used within automated pipelines.

  • Competent API development experience - able to develop or extend backend APIs (e.g., Django/DRF) and integrate them seamlessly into automated workflows.

  • Good awareness and some practical experience with AI a ssisted engineering workflows - such as using LLMs for automation tasks, applying ML assisted testing techniques, or experimenting with MCP style tooling to enhance productivity.

  • Experience working effectively within Agile delivery teams - contributing to cross functional collaboration, communicating clearly, and supporting shared outcomes.

  • An inclination toward continuous improvement - proactively seeking better ways of working, improving reliability, and helping raise engineering standards across the team.

Team overview

You’ll join the Sky Q engineering organisation within Global Product Experience Engineering - the teams who build, test and run the platforms behind one of Sky’s flagship products.

Our automation squad works at the heart of delivery:

  • Building and evolving the automation frameworks and pipelines used by multiple cross functional teams.

  • Enabling fast, safe releases to production environments.

  • Partnering with squads across Sky Q to embed automation thinking from the start of each initiative.

The rewards

There’s a reason people love working here. As well as a competitive salary, you’ll enjoy a wide ranging benefits package, plus the chance to work with cutting e dge tech on products used by millions. From development opportunities and community groups, through to discounts and wellbeing support - we’ll give you the tools and environment to do the best work of your career.

Inclusion & how you’ll work

We are a Disability Confident Employer, and welcome and encourage applications from all candidates. We will look to ensure a fair and consistent experience for all, and will make reasonable adjustments to support you where appropriate . Please flag any adjustments you need to your recruiter as early as you can.

We’ve embraced hybrid working and split our time between unique office spaces and the convenience of working from home. You’ll find out more about what hybrid working looks like for your role later on in the recruitment process.

Your office space:

Osterley

Our Osterley Campus is a 10-minute walk from Syon Lane train station. Or you can hop on one of our free shuttle buses that run to and from Osterley, Gunnersbury, Ealing Broadway and South Ealing tube stations. There are also plenty of bike shelters and showers.

On campus, you’ll find 13 subsidised restaurants, cafes, and a Waitrose. You can keep in shape at our subsidised gym, catch the latest shows and movies at our cinema, get your car washed, and even get pampered at our beauty salo

We’d love to hear from you

Inventive, forward-thinking minds come together to work in Tech, Product and Data at Sky. It’s a place where you can explore what if, how far, and what next.

But better doesn’t stop at what we do, it’s how we do it, too. We embrace each other’s differences. We support our community and contribute to a sustainable future for our business and the planet.

If you believe in better, we’ll back you all the way.

Just so you know: if your application is successful, we’ll ask you to complete a criminal record check. And depending on the role you have applied for and the nature of any convictions you may have, we might have to withdraw the offer.

Software Developer
Reed Technology
City of London
Hybrid
Junior - Mid
ÂŁ45,000
RECENTLY POSTED
+2

Annual Salary: ÂŁ40k - ÂŁ45k, dependent on experience

Location: Cannon Street, London

Job Type: Permanent - 4 days a week onsite

Start Date: Immediately

A new exciting permanent opportunity, for a Software Developer to join an exciting financial bridging loan, property lender organisation in an exciting phase of growth and are now seeking to develop and implement a highly automated lending process. They are currently building an in-house, bespoke software to execute various day-to-day lending analyses and processes. This software is expected to significantly enhance their operating efficiency and scalability, contributing to future growth.

They are now looking to accelerate the development of this software by adding a Software Developer to their current team of 3. This role is backend-focused but will require frontend skills. You will have the opportunity to work closely with key stakeholders in the company.

Day-to-day of the role:

Develop and implement frontend and backend components for bespoke software.

Collaborate with co-founders and other team members to define software requirements and take the lead on operational and technical projects.

Utilise React and Next.js for modern web application development.

Use Node.js and related tools for effective backend development.

Design and implement effective UIs with a focus on user experience, using TypeScript, JavaScript, and CSS.

Integrate frontend and backend aspects of the application using RESTful APIs.

Participate in continuous integration and deployment (CI/CD) pipelines.

Ensure software quality by incorporating best practices in testing, including TDD.

Required Skills & Qualifications:

Strong experience with React and Next.js.

Proficiency in Node.js and related web development tools.

Proven ability in UI development and design, focusing on clean, intuitive user interfaces.

Proficiency in TypeScript and JavaScript.

Solid understanding of CSS, styling libraries, and modern styling approaches.

Working knowledge of RESTful APIs and frontend-backend integration.

Experience with CI/CD pipelines.

Understanding of testing practices, including TDD.

Nice to have:

Familiarity with cloud platforms such as AWS, GCP, or Azure.

Experience with Python/Fast API for backend development.

Experience using AI-assisted development tools.

Awareness or exposure to Model Context Protocol.

Experience working with Figma or collaborating from design files.

Exposure to AI agents or agent-based workflows.

Benefits:

Competitive salary based on experience.

Opportunity to work on transformative technology in a dynamic environment.

Exposure to critical and strategic projects.

Professional growth and development opportunities.

To apply for this Software Developer position, please submit your CV to be immediately considered for this role.

TPBN1_UKTJ

Software Developer
Experis
City of London
Fully remote
Junior - Mid
ÂŁ600/day - ÂŁ601/day
RECENTLY POSTED
+6

6-12 months London - Remote ÂŁ600 per day inside IR35 - umbrella only Overview Our developers work within multidisciplinary Agile teams to deliver secure, robust, and user centred digital services. The role involves building high quality software, contributing to technical design, and continually improving codebases to meet service and safety requirements. Soft Skills & Behaviours: Clear and confident communicator , able to work with designers, product teams, testers, engineers, and external partners. Highly collaborative , supporting team success and contributing to shared goals. Positive, engaged, and proactive , bringing energy to team ceremonies and wider delivery activities. Comfortable with change , able to work through evolving requirements or priorities. Keen to learn and share knowledge , contributing to code reviews, pair?programming, and community?of?practice activities. Experienced working within Agile delivery , contributing to stand-ups, planning, reviews, retrospectives, and show?and?tell sessions. Delivers with quality , making sensible trade-offs and managing technical debt thoughtfully. Stays informed about modern technologies and practices , promoting proportionate adoption of tools that add value. Technical Skills & Responsibilities: Intermediate to advanced practical experience with: React and TypeScript Python AWS services i.e. Athena/Glue, DynamoDB, ECS, S3, Lambda, SQS, Step Function, etc Automated testing frameworks for Python and JavaScript Terraform for infrastructure-as-code Agile delivery workflows Tooling experience: Git Jira Confluence Desirable (Nice to Have): Cypress GitHub Actions Splunk Other Requirements: Eligible for BPSS and SC clearance , due to interaction with sensitive or protected systems. Previous NHS experience is desirable , including understanding of NHS digital services or national systems. Exposure to digital product development and live?service environments is advantageous. TPBN1_UKTJ

Full Stack Software Engineer React Typescript Java
Huxley Associates
City of London
Hybrid
Mid - Senior
ÂŁ50,000 - ÂŁ130,000
RECENTLY POSTED

Full Stack Software Engineer React Typescript Java Banking London

This is a new and exclusive opportunity for a Full Stack Software Engineer who is primarily front office focused with React (75%) and Java (25%) to join this thriving front office derivatives team in this investment bank

Role details

Title: Full Stack Software Engineer
Technical focus - React (75%) and Java (25%)
Employer: front office banking derivatives
Permanent role salary ÂŁ85- ÂŁ125,000 plus bonus and pension
Location: London City and home working hybrid 50/50%
Technical stack: primarily Front end React/ typescript node.JS focused with a java base

This is an VP Banking front office Full Stack Software Engineer which is primarily GUI focused on React, 70% and some back end with Java 30%

This is a front office derivatives investment bank, and you will be working with international teams on big front office trading projects

This role will be interviewed in December, and offer out in January

Position Description

Derivatives Front Office Full Stack Application

We’re looking for a Software Engineer for our front office suite of application supporting trading, marketing, trade analysis and research.

You will be a Hands-on Full Stack developer using React as front end and Java 21 as the primary language for back end

Work with other teams including Front office risk teams, trading desk, Quants, and DevOps to build state of the art front to back pricing and risk solution

This is an interesting role in a thriving area of the bank

For more information, and the chance to be considered, please do send through a CV- Good luck

React and java and full and stack and (bank or derivatives)

To find out more about Huxley, please visit

Huxley, a trading division of SThree Partnership LLP is acting as an Employment Business in relation to this vacancy | Registered office | 8 Bishopsgate, London, EC2N 4BQ, United Kingdom | Partnership Number | OC(phone number removed) England and Wales

Software Developer
JAM Recruitment Ltd
London
In office
Mid - Senior
ÂŁ595/day
RECENTLY POSTED
+3

Location: London

Day Rate: 595 per day (Umbrella, inside IR35, based on an 8-hour day)

Clearance: Live & transferrable SC required, ideally Home Office SC

Start Date: Subject to SC transfer

We’re looking for a full-stack Java Software Engineer to join a fast-growing team delivering high-impact solutions for UK Government and Law Enforcement sectors. You’ll work in agile, multi-disciplinary teams solving complex problems with cutting-edge technologies, while contributing to software solutions you can be proud of.

What You’ll Do

  • Design, develop, and deliver high-quality software solutions in Java, React, PostGres, Kafka, ElasticSearch, AWS, Ansible, REST, Docker, API Gateways, JavaScript, Mongo, and SQL.
  • Work hands-on across the full stack while ensuring delivery pipelines, NFRs, and industry best practices are met.
  • Collaborate with enterprise teams in an agile environment, shaping technical solutions and mentoring peers.

What We’re Looking For

  • Proven experience as a full-stack Java developer, with hands-on knowledge of modern frameworks, databases, APIs, and cloud services.
  • Strong understanding of agile delivery practices and enterprise software development pipelines.
  • A proactive, collaborative mindset and a passion for delivering innovative, high-quality software.
  • Live & transferrable SC clearance essential (Home Office SC preferred).

If you’re an SC Cleared Software Developer looking for your next contract within a secure, cutting-edge programme, I’d be keen to speak with you.

Apply now or message me directly for a confidential discussion.

Software Developer
Reed Technology
London
Hybrid
Mid
ÂŁ40,000 - ÂŁ45,000
RECENTLY POSTED
+2
  • Annual Salary: 40k - 45k, dependent on experience
  • Location: Cannon Street, London
  • Job Type: Permanent - 4 days a week onsite
  • Start Date: Immediately

A new exciting permanent opportunity, for a Software Developer to join an exciting financial bridging loan, property lender organisation in an exciting phase of growth and are now seeking to develop and implement a highly automated lending process. They are currently building an in-house, bespoke software to execute various day-to-day lending analyses and processes. This software is expected to significantly enhance their operating efficiency and scalability, contributing to future growth.

They are now looking to accelerate the development of this software by adding a Software Developer to their current team of 3. This role is backend-focused but will require frontend skills. You will have the opportunity to work closely with key stakeholders in the company.

Day-to-day of the role:

  • Develop and implement frontend and backend components for bespoke software.
  • Collaborate with co-founders and other team members to define software requirements and take the lead on operational and technical projects.
  • Utilise React and Next.js for modern web application development.
  • Use Node.js and related tools for effective backend development.
  • Design and implement effective UIs with a focus on user experience, using TypeScript, JavaScript, and CSS.
  • Integrate frontend and backend aspects of the application using RESTful APIs.
  • Participate in continuous integration and deployment (CI/CD) pipelines.
  • Ensure software quality by incorporating best practices in testing, including TDD.

Required Skills & Qualifications:

  • Strong experience with React and Next.js.
  • Proficiency in Node.js and related web development tools.
  • Proven ability in UI development and design, focusing on clean, intuitive user interfaces.
  • Proficiency in TypeScript and JavaScript.
  • Solid understanding of CSS, styling libraries, and modern styling approaches.
  • Working knowledge of RESTful APIs and frontend-backend integration.
  • Experience with CI/CD pipelines.
  • Understanding of testing practices, including TDD.

Nice to have:

  • Familiarity with cloud platforms such as AWS, GCP, or Azure.
  • Experience with Python/Fast API for backend development.
  • Experience using AI-assisted development tools.
  • Awareness or exposure to Model Context Protocol.
  • Experience working with Figma or collaborating from design files.
  • Exposure to AI agents or agent-based workflows.

Benefits:

  • Competitive salary based on experience.
  • Opportunity to work on transformative technology in a dynamic environment.
  • Exposure to critical and strategic projects.
  • Professional growth and development opportunities.

To apply for this Software Developer position, please submit your CV to be immediately considered for this role.

Front End Developer
ISR RECRUITMENT LIMITED
London
Hybrid
Senior - Leader
ÂŁ600/day - ÂŁ700/day
RECENTLY POSTED
  • Senior Front-End Developer (Creative Technologist)
  • 6-month contract (initially)
  • Market Rates
  • Inside IR35
  • Remote Working (plus x1 day per week in central London)

The Opportunity

Our client is seeking a Senior Creative Technologist / Senior Front-End Developer to play a pivotal role in shaping the future of the Client Design Practice for a $bn US tech platform and influence the delivery of globally recognised digital experiences,

Joining a forward-thinking organisation at the intersection of design, technology and innovation, where you will help define how advanced prototypes and production-ready digital platforms are conceived, engineered and delivered, while working within a highly creative and technically ambitious environment.

You will be consulting alongside the Technology Director, Lead Visual Designer and an established Offshore Development team to ensure creative ideas are not only technically achievable but executed to an exceptional standard.

You will operate as a senior technical voice within the business, translating conceptual ideas into high-performance digital experiences while influencing architectural and technology decisions across a range of complex projects.

NB: This role is remote-first, with collaborative in-person sessions in the central London office one day per week.

Skills and Experience

Essential

  • A proven pedigree with a minimum of 7 years professional front-end development experience, including senior or leadership responsibilities
  • Expert knowledge of JavaScript, TypeScript, React and modern build pipelines
  • Experienced in delivering technically complex prototypes and digital products with a strong background in creative technology and interactive digital experience development
  • Advanced experience with animation frameworks such as GSAP, Lottie or Framer Motion, with experience integrating APIs, headless CMS platforms and cloud-based architectures
  • Demonstrated experience collaborating across global and cross-functional teams, possessing strong communication skills with ability to engage both technical and creative stakeholders

Desirable

  • Experience with web-based 3D technologies including Three.js, WebGL or shader development
  • Exposure to AI or machine-learning driven creative workflows
  • Previous experience within digital agencies, creative studios or innovation environments

Applications:

Please contact Edward here at ISR Recruitment to learn more about our client and how they are leading the way in developing the next generation of technology solutions within their sector through innovation and transformational technology?

Senior Software Engineer - Ruby
Spectrum IT Recruitment
London
Remote or hybrid
Senior
ÂŁ80,000 - ÂŁ95,000
RECENTLY POSTED

Senior Software Engineer - SaaS / AI scale up

80- 90,000+ benefits and remote working

A Senior Software / Principal Software Engineer opportunity for an exciting tech business offering innovative products to a global customer base. This is a senior hands-on engineer position in a Ruby, Rails, React, AWS stack leading projects in a scale up environment.

The business is developing a genuinely exciting product and are growing; they promote autonomy and collaboration and support remote working. Previous experience in a full stack engineer role using Ruby, TypeScript, React is essential. Previous experience with AI or Autonomous vehicles, is desirable.

Essential requirements:

  • A hands-on background within a Ruby, Rails, TypeScript, React, AWS or similar stack
  • Excellent problem-solving skills and the ability to work in a collaborative product led team
  • Advocate for Software engineering best practice - Unit testing, CI/CD, Pair Programming, etc
  • Interested in working on complex problems with senior engineers
  • The ability to work to set timescales for external customers

The company offer emote working options, all candidates applying must be UK based and eligible to work in the UK

Spectrum IT Recruitment (South) Limited is acting as an Employment Agency in relation to this vacancy.

Data Engineer
Certain Advantage
London
Hybrid
Mid - Senior
Private salary
RECENTLY POSTED

Start April initially until Dec 2026 Central London Certain Advantage are seeking Engineers skilled in Python, PySpark and Azure infrastructure services to join a platform team supporting a major data and analytics initiative within a globally renowned Trading business in London. You must be willing to work 3 days a week onsite in central London. This Engineer position is critical to enhancing the team’s ability to deliver re-usable, high quality data pipelines, reduce bottlenecks, and accelerate insight availability for business stakeholders. We need Engineers to have a solid architectural foundation to be able to solve problems independently at a fast pace. You’ll need to offer strong effective communication skills to be able to understand requirements and communicate with technical leaders asynchronously across 5 time zones. Your initial work will involve abstracting code from our product teams into a shared, common python library leveraging PySpark/dataframes. You’ll also be building microservices in the form of python-based Azure Functions. After the initial pre-defined work, you’ll serve as an extension of the product teams building microservices and libraries to solve the common needs across the teams. Required skills: Python PySpark SQL Azure infrastructure Understanding of Containers, Microservices, and Functional design patterns Experience with Agile processes Experience with Terraform Experience with Unit Testing Preferably PyTestOptional, but recommended skills: HTML/CSS React Typescript FastAPI framework Does this sound like your next career move? Apply today! Working with Certain Advantage We go the extra mile to find the best people for the job. If you’re hunting for a role where you can make an impact and grow your career, we’ll work with you to find it. We work with businesses across the UK to find the best people in Finance, Marketing, IT and Engineering. If this job isn’t for you, head to (url removed) and register for job alerts and career guidance tips

Data Engineer
Experis
London
Fully remote
Mid - Senior
ÂŁ500/day - ÂŁ510/day
RECENTLY POSTED

Onsite Requirements: Remote
Start Date: ASAP
Role Duration: 1 year
Clerance Requirements: Active SC clearance
Inside IR35 - umbrella only

Role Description:
We’re looking for a Data Engineer whose main focus is understanding and documenting existing systems, with the goal of supporting decommissioning activities. The role centres on analysing current solutions built using Java, Node JS, and React, and developing a clear, end to end picture of how data flows across the wider programme.
This includes documenting data flows, system dependencies, and underlying data models, ensuring there is a clear record of how data is structured, stored, and used throughout the solution. The role involves investigating how systems are used on a day-to-day basis, clarifying ownership and integration points, and capturing this information in a way that supports risk assessment and decommissioning decisions.

Responsibilities:
Python and PySpark are required as supporting capabilities, used where needed to analyse data pipelines and confirm how data moves and transforms in practice. The role also requires strong experience with testing and data quality management, ensuring that documented data flows and models are accurate and trusted. Experience working in cloud environments such as AWS or Azure is expected, with Databricks considered a nice to have.
Required Skills:

  • Java background
  • Node JS
  • Json
  • RDS
  • React
  • Data Modelling
  • Python / Spark
  • Cloud experience (AWS / Azure) o AWS Glue o Databricks
  • Testing e.g. PyTest
  • Data Quality e.g. Great Expectations
Software Developer
Vermillion Analytics
Epsom
Hybrid
Mid - Senior
ÂŁ50,000 - ÂŁ60,000
RECENTLY POSTED

Make an Impact with Technology That Matters Imagine building software that millions of people rely on to receive critical information. You will be shaping a platform that supports government bodies, national institutions, and education services, helping deliver communications efficiently, securely, and ethically. Right now, a brand-new platform is being built from scratch, and this is your chance to influence its architecture, technology choices, and future direction. You will be joining at the perfect moment to make your mark. What You Will Do * Shape the architecture of a next-generation SaaS platform * Build robust microservices that scale and perform * Develop in .NET and C# on the backend * Create intuitive, high-performing frontends with React and TypeScript * Deploy cloud-native solutions in Azure * Collaborate closely with senior technical leadership, helping set engineering standards * See your work directly impact real-world public sector users * You will take ownership, make decisions that matter, and help define how the platform evolves. Why You Will Love This Role * You will influence a product from day one, your ideas and decisions will shape the future * You will work on meaningful projects that make public sector communications more reliable, efficient, and ethical * You will have autonomy once onboarded, with flexibility to work remotely * You will be part of a small, collaborative team where your input is heard and valued * You will learn and grow alongside highly experienced technical leadership What You Bring * Deep experience in .NET/C# and building backend services * Strong React skills, with a solid understanding of its fundamentals * Experience designing or contributing to microservices architectures * Confidence in containerisation (Docker) and cloud-native solutions (Azure) * A solid grasp of SOLID principles, clean architecture, and maintainable code Bonus if you have worked in SaaS, public sector systems, or scalable high-availability platforms. How You Will Start Month 1 – Office-Based in Epsom * Weeks 1–2: Immerse yourself in the product and business, meet the team, and understand the roadmap * Weeks 3–4: Start hands-on development, working closely with the CTO, gradually taking ownership and ramping up at a pace that suits you After onboarding: * Work remotely with flexible arrangements * Required office attendance once every 3-week sprint (Mondays) * Take full ownership of your work and influence the platform All recent hires have been fully productive within the first month. You can too. Who You Are You are someone who: * Wants to build things properly from the ground up * Loves solving complex technical challenges * Cares about clean, maintainable architecture * Wants your work to have visible, real-world impact * Thrives in a collaborative team but can work autonomously * Are happy to travel to Epsom, particularly during the first month for onboarding and induction * Has the right to work in the UK (please note that visa sponsorship is not available) If you want more than just another job and want to help shape a platform that matters, this is the role for you

Full Stack Software Engineer React Typescript Java
Huxley Associates
London
Hybrid
Mid - Senior
ÂŁ50,000 - ÂŁ130,000

Full Stack Software Engineer React Typescript Java Banking London

This is a new and exclusive opportunity for a Full Stack Software Engineer who is primarily front office focused with React (75%) and Java (25%) to join this thriving front office derivatives team in this investment bank

Role details

  • Title: Full Stack Software Engineer
  • Technical focus - React (75%) and Java (25%)
  • Employer: front office banking derivatives
  • Permanent role salary 85- 125,000 plus bonus and pension
  • Location: London City and home working hybrid 50/50%
  • Technical stack: primarily Front end React/ typescript node.JS focused with a java base

This is an VP Banking front office Full Stack Software Engineer which is primarily GUI focused on React, 70% and some back end with Java 30%

This is a front office derivatives investment bank, and you will be working with international teams on big front office trading projects

This role will be interviewed in December, and offer out in January

Position Description

Derivatives Front Office Full Stack Application

We’re looking for a Software Engineer for our front office suite of application supporting trading, marketing, trade analysis and research.

You will be a Hands-on Full Stack developer using React as front end and Java 21 as the primary language for back end

Work with other teams including Front office risk teams, trading desk, Quants, and DevOps to build state of the art front to back pricing and risk solution

This is an interesting role in a thriving area of the bank

For more information, and the chance to be considered, please do send through a CV- Good luck

React and java and full and stack and (bank or derivatives)

To find out more about Huxley, please visit (url removed)

Huxley, a trading division of SThree Partnership LLP is acting as an Employment Business in relation to this vacancy Registered office 8 Bishopsgate, London, EC2N 4BQ, United Kingdom Partnership Number OC(phone number removed) England and Wales

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