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Looking for Full Stack Engineer jobs in London? Discover top IT opportunities on Haystack, your go-to job board for skilled developers. Whether you specialize in front-end, back-end, or both, find the latest Full Stack Engineer roles in London’s thriving tech scene and boost your career today.
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Software Engineer, OTC Derivatives Data
S&P Global
London
Remote or hybrid
Mid - Senior
Private salary
RECENTLY POSTED
windows
aws
clojure
java
About the Role:Grade Level (for internal use): 09 The Team:OTC Derivatives Data provides consistent and reliable curve and volatility data for over-the-counter derivatives in support of trading, research, valuation and independent price verification. Asset class coverage includes foreign exchange, interest rate and equity derivatives.As Full-stack Java/Clojure developer working within OTC Derivatives Data you’ll be working closely with our product and data specialists across all asset classes, extending our platform. As well as delivering software of high quality, you’ll work towards the team’s goals of high test-coverage, automated, frequent deployment and regular cycles of code delivery, testing and feedbackResponsibilities and Impact:
Develop new software and enhance existing software to high-standards. Adhere to best practices that enhance user experience, usability, scalability, performance and security.
Work with business analysts and product specialists on maintenance and improvements to our platform. Provide technical support and guidance to these teams.
Work with the global OTC Derivatives Data development team on all aspects of the platform (e.g. infrastructure, architecture, all asset classes).
Ensuring clear communication on status to all stakeholders including regular progress and updates to your manager, peers and leads.
Establish a productive working relationship with main product stakeholders for these components;
Maintain and support the applications, investigating and fixing issues.
Ensuring support to business queries and fixing any issues to ensure business continuity
What We’re Looking For:Basic Required Qualifications:
Degree in computer science or numerate discipline, or equivalent background 3+ years of experience working on distributed Java platforms and Web Platforms
Comfortable working with both UNIX/Linux and Windows environments
Good understanding of agile software development methodology
Thorough understanding of fundamental software engineering and computer science principles: object-oriented design, structured design, databases, algorithms, data structures, usability, refactoring debugging, agile software development methodology and industry best practices.
Excellent design and problem solving skills
Experience providing architectural guidance and mentoring others
Motivation to acquire/increase knowledge of the financial sector is essential
An understanding of derivatives is a plus
Additional Preferred Qualifications:
Java 21, Clojure 1.12
Datomic Database, Dynamo DB
AWS (S3, Dynamo DB, Fargate, Lambda, Elasticache)
About S&P Global Market IntelligenceAt S&P Global Market Intelligence, a division of S&P Global we understand the importance of accurate, deep and insightful information. Our team of experts delivers unrivaled insights and leading data and technology solutions, partnering with customers to expand their perspective, operate with confidence, and make decisions with conviction.For more information, visit www.spglobal.com/marketintelligence .What’s In It For You?Our Mission:Advancing Essential Intelligence.Our People:We’re more than 35,000 strong worldwide-so we’re able to understand nuances while having a broad perspective. Our team is driven by curiosity and a shared belief that Essential Intelligence can help build a more prosperous future for us all.From finding new ways to measure sustainability to analyzing energy transition across the supply chain to building workflow solutions that make it easy to tap into insight and apply it. We are changing the way people see things and empowering them to make an impact on the world we live in. We’re committed to a more equitable future and to helping our customers find new, sustainable ways of doing business. Join us and help create the critical insights that truly make a difference.Our Values:Integrity, Discovery, PartnershipThroughout our history, the world’s leading organizations have relied on us for the Essential Intelligence they need to make confident decisions about the road ahead. We start with a foundation of integrity in all we do, bring a spirit of discovery to our work, and collaborate in close partnership with each other and our customers to achieve shared goals.Benefits:We take care of you, so you can take care of business. We care about our people. That’s why we provide everything you-and your career-need to thrive at S&P Global.Our benefits include:
Health & Wellness: Health care coverage designed for the mind and body.
Flexible Downtime: Generous time off helps keep you energized for your time on.
Continuous Learning: Access a wealth of resources to grow your career and learn valuable new skills.
Invest in Your Future: Secure your financial future through competitive pay, retirement planning, a continuing education program with a company-matched student loan contribution, and financial wellness programs.
Family Friendly Perks: It’s not just about you. S&P Global has perks for your partners and little ones, too, with some best-in class benefits for families.
Beyond the Basics: From retail discounts to referral incentive awards-small perks can make a big difference.
For more information on benefits by country visit: https://spgbenefits.com/benefit-summariesGlobal Hiring and Opportunity at S&P Global:At S&P Global, we are committed to fostering a connected and engaged workplace where all individuals have access to opportunities based on their skills, experience, and contributions. Our hiring practices emphasize fairness, transparency, and merit, ensuring that we attract and retain top talent. By valuing different perspectives and promoting a culture of respect and collaboration, we drive innovation and power global markets.Recruitment Fraud Alert:If you receive an email from a spglobalind.com domain or any other regionally based domains, it is a scam and should be reported to reportfraud@spglobal.com . S&P Global never requires any candidate to pay money for job applications, interviews, offer letters, pre-employment training or for equipment/delivery of equipment. Stay informed and protect yourself from recruitment fraud by reviewing our guidelines, fraudulent domains, and how to report suspicious activity here .Equal Opportunity EmployerS&P Global is an equal opportunity employer and all qualified candidates will receive consideration for employment without regard to race/ethnicity, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, marital status, military veteran status, unemployment status, or any other status protected by law. Only electronic job submissions will be considered for employment.If you need an accommodation during the application process due to a disability, please send an email to:" EEO.Compliance@spglobal.com “and your request will be forwarded to the appropriate person.”US Candidates Only: The EEO is the Law Poster http://www.dol.gov/ofccp/regs/compliance/posters/pdf/eeopost.pdf " describes discrimination protections under federal law. Pay Transparency Nondiscrimination Provision - https://www.dol.gov/sites/dolgov/files/ofccp/pdf/pay-transp_%20English_formattedESQA508c.pdf20 - Professional (EEO-2 Job Categories-United States of America), IFTECH202.1 - Middle Professional Tier I (EEO Job Group), SWP Priority - Ratings - (Strategic Workforce Planning)
Ruby on Rails Developer
Enterprise Recruitment Limited
London
Hybrid
Junior - Mid
£65,000
RECENTLY POSTED
ruby
rails
python
magento
shopify
Ruby on Rails Developer London (Hybrid)A fast-growing technology business is building the next generation of insurance solutions, helping major e-commerce platforms protect customers while delivering simple, modern insurance experiences.They are scaling, ambitious, and building properly from day one: regulated, revenue-generating, and already expanding across Europe with serious backing behind them. If you want meaningful ownership instead of being another developer lost in a big corporate machine, this is a chance to help shape something from the ground up alongside a small, highly capable engineering team.You will be working across a modern platform built predominantly in Ruby on Rails (with Python also used within the stack), contributing to backend services, APIs and integrations with platforms like Shopify and Magento. You will have genuine input on architectural direction, opportunities to improve infrastructure as things scale, and the trust to ship great work without unnecessary noise. If your background is stronger in Python than Ruby, that is absolutely fine.Required experience:2+ years commercial engineering experience Strong Ruby on Rails or Python experience Solid understanding of API-led development Comfortable working across modern full-stack environments Someone who enjoys ownership, initiative and working in a small, ambitious team Happy with hybrid working, typically 23 days per week in LondonIn return, you will be joining a genuinely exciting scaling environment rather than a maintenance role: greenfield work, a collaborative culture built around ownership and ambition, a performance-linked quarterly bonus structure, equity eligibility and the chance to help shape a product with serious long-term potential.If you want to build real products, have a voice, and join a bright, driven engineering team making something meaningful, this is worth a conversation.
Senior Fullstack Engineer (React, Java)
S&P Global
London
Remote or hybrid
Senior
Private salary
RECENTLY POSTED
react
java
aws
spring-boot
html5
spring
+2
About the Role:Grade Level (for internal use): 11 The Team:S&P Global corporates value stream technology team consists of geographically diversified software engineers responsible to develop scalable solutions by working directly with product development team. Our team culture is oriented towards equality in the realm of software engineering irrespective of hierarchy promoting innovation. One should feel empowered to iterate over ideas and experimentation without being afraid of failure.Responsibilities and Impact:You will enable S&P ratings business to provide best in class end-to-end analytical, commercial and customer experience by building feature rich solutions including big data engineering, analytics, business intelligence and workflow capabilities. The ideal candidate thrives in a highly technical role and will design and develop software using cutting edge technologies consisting of web applications, data pipelines, big data, machine learning and multi-cloud.
Active participation in all scrum ceremonies, follow AGILE best practices effectively.
Play a key role in the development team to build high-quality, high-performance, scalable code.
Document and demonstrate solutions using technical design docs, diagrams, and stubbed code.
Collaborate effectively with technical and non-technical stakeholders
Respond to and resolve production issues.
What we are looking for:
Minimum 5+ years of work experience in Technology (application development and production support).
Strong hands-on experience in designing, developing, testing, and successfully deploying critical and complex projects.
Advanced experience with Spring-based technologies (Spring Boot etc.)
Experience in designing and implementing REST APIs & micro services-based solutions.
Solid Knowledge of User Interface design & development using Angular, React, HTML5, XML & CSS
Working knowledge in AWS cloud (EC2, ECS, Load Balancer, Security Group, EMR, Lambda, S3, Glue, etc.)
Experience in DevOps development and deployment using containers.
Domain knowledge in Financial Industry and Capital Markets is a plus.
Bachelor’s degree in computer science, Information Systems or Engineering is required, or in lieu, a demonstrated equivalence in work experience.
About S&P Global Ratings At S&P Global Ratings, our analyst-driven credit ratings, research, and sustainable finance opinions provide critical insights that are essential to translating complexity into clarity so market participants can uncover opportunities and make decisions with conviction. By bringing transparency to the market through high-quality independent opinions on creditworthiness, we enable growth across a wide variety of organizations, including businesses, governments, and institutions.S&P Global Ratings is a division of S&P Global (NYSE: SPGI). S&P Global is the world’s foremost provider of credit ratings, benchmarks, analytics and workflow solutions in the global capital, commodity and automotive markets. With every one of our offerings, we help many of the world’s leading organizations navigate the economic landscape so they can plan for tomorrow, today.For more information, visit www.spglobal.com/ratingsWhat’s In It For You?Our Mission:Advancing Essential Intelligence.Our People:We’re more than 35,000 strong worldwide-so we’re able to understand nuances while having a broad perspective. Our team is driven by curiosity and a shared belief that Essential Intelligence can help build a more prosperous future for us all.From finding new ways to measure sustainability to analyzing energy transition across the supply chain to building workflow solutions that make it easy to tap into insight and apply it. We are changing the way people see things and empowering them to make an impact on the world we live in. We’re committed to a more equitable future and to helping our customers find new, sustainable ways of doing business. Join us and help create the critical insights that truly make a difference.Our Values:Integrity, Discovery, PartnershipThroughout our history, the world’s leading organizations have relied on us for the Essential Intelligence they need to make confident decisions about the road ahead. We start with a foundation of integrity in all we do, bring a spirit of discovery to our work, and collaborate in close partnership with each other and our customers to achieve shared goals.Benefits:We take care of you, so you can take care of business. We care about our people. That’s why we provide everything you-and your career-need to thrive at S&P Global.Our benefits include:
Health & Wellness: Health care coverage designed for the mind and body.
Flexible Downtime: Generous time off helps keep you energized for your time on.
Continuous Learning: Access a wealth of resources to grow your career and learn valuable new skills.
Invest in Your Future: Secure your financial future through competitive pay, retirement planning, a continuing education program with a company-matched student loan contribution, and financial wellness programs.
Family Friendly Perks: It’s not just about you. S&P Global has perks for your partners and little ones, too, with some best-in class benefits for families.
Beyond the Basics: From retail discounts to referral incentive awards-small perks can make a big difference.
For more information on benefits by country visit: https://spgbenefits.com/benefit-summariesGlobal Hiring and Opportunity at S&P Global:At S&P Global, we are committed to fostering a connected and engaged workplace where all individuals have access to opportunities based on their skills, experience, and contributions. Our hiring practices emphasize fairness, transparency, and merit, ensuring that we attract and retain top talent. By valuing different perspectives and promoting a culture of respect and collaboration, we drive innovation and power global markets.S&P Global has a Securities Disclosure and Trading Policy (the Policy) that seeks to mitigate conflicts of interest by monitoring and placing restrictions on personal securities holding and trading. The Policy is designed to promote compliance with global regulations. In some Divisions, pursuant to the Policy’s requirements, candidates at S&P Global may be asked to disclose securities holdings. Some roles may include a trading prohibition and remediation of positions when there is an effective or potential conflict of interest. Employment at S&P Global is contingent upon compliance with the Policy.Recruitment Fraud Alert:If you receive an email from a spglobalind.com domain or any other regionally based domains, it is a scam and should be reported to reportfraud@spglobal.com . S&P Global never requires any candidate to pay money for job applications, interviews, offer letters, pre-employment training or for equipment/delivery of equipment. Stay informed and protect yourself from recruitment fraud by reviewing our guidelines, fraudulent domains, and how to report suspicious activity here .Equal Opportunity EmployerS&P Global is an equal opportunity employer and all qualified candidates will receive consideration for employment without regard to race/ethnicity, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, marital status, military veteran status, unemployment status, or any other status protected by law. Only electronic job submissions will be considered for employment.If you need an accommodation during the application process due to a disability, please send an email to:" EEO.Compliance@spglobal.com “and your request will be forwarded to the appropriate person.”US Candidates Only: The EEO is the Law Poster http://www.dol.gov/ofccp/regs/compliance/posters/pdf/eeopost.pdf " describes discrimination protections under federal law. Pay Transparency Nondiscrimination Provision - https://www.dol.gov/sites/dolgov/files/ofccp/pdf/pay-transp_%20English_formattedESQA508c.pdf20 - Professional (EEO-2 Job Categories-United States of America), IFTECH202.2 - Middle Professional Tier II (EEO Job Group), SWP Priority - Ratings - (Strategic Workforce Planning)
Senior Software Developer
RSPB
London
Hybrid
Senior
£50,000
RECENTLY POSTED
react
javascript
typescript
sql
angular
Reference: JAN20260570 Location: Flexible in UK Contract: Permanent Hours: Full-Time, 37.5 hours per week Salary: £50,310.00 - £53,307.00 Per Annum Benefits: Pension Scheme, Life Assurance Scheme, 26 days’ Annual LeaveWhat’s the role about?This is an exciting opportunity to join a dynamic and innovative team supporting the full range of the RSPBs developer work. Youll use your technical expertise to help us deliver and evolve the capabilities of our public facing website and several other key systems, finding innovative solutions to meet the needs of conservation aims and our global supporter community.Working closely with the product team and subject matter experts across the RSPB, you will work in an Agile fashion to deliver value to conservation staff quickly and consistently. Depending on the nature of requirements you may be building new functionality into existing applications, or helping to define and deliver new solutions, using the best blend of technologies to ensure successful delivery.Working with colleagues across the organisation, you will support the full range of the RSPBs work, varying from our management of over 220 nature reserves to our world-class scientific research, and delivery of landscape scale conservation, to name but a few.You will work alongside experienced developers within the Technical Engineering team and have the opportunity to grow your knowledge of front and back-end development, APIs, systems integration and working as part of a high performing Agile team.The ability to work independently, exercising sound technical judgement, mentoring other developers, and contributing to technical decisions in a flexible remote or hybrid setting is a must.Essential skills, knowledge and experience
Experience of working under Agile principles to develop complex applications
Strong experience of C#/JavaScript/HTML/CSS to deliver intuitive, modern, user-friendly applications
Experience of at least one of the following JavaScript frameworks: Angular, React or Vue
Experience in writing unit tests
Knowledge of maintaining and managing APIs
A keen interest in web technologies and keeping skills current
The ability to communicate effectively with a range of technical and non-technical stakeholders, demonstrating initiative with a positive and proactive attitude
Desirable skills, knowledge and experience:
Experience working with source code repositories
Experience working with SCCS and TypeScript
Experience writing new APIs
Experience working with cloud and CICD technologies
Experience of the Angular framework
Knowledge/experience of SQL
Knowledge/experience of conservation work and systems
Knowledge/experience working with CMS/DAM
Additional Information:
This is a Permanent Full-Time role for 37.5 hours per week.
Closing date: 23:59, Friday 6th February 2026 We are looking to conduct interviews for this position as soon as suitable candidates present themselves, so please do not delay in applying.N.B We reserve the right to close once sufficient applications have been received.Interested?If you would like to apply and find out more about this position, please click the apply button to be directed to our website.We are committed to developing an inclusive and diverse RSPB, in which everyone feels supported, valued and able to be their full selves. To achieve our vision of creating a world richer in nature, we need more people, and more diverse people, on nature’s side. People of colour and disabled people are currently under-represented across the environment, climate, sustainability, and conservation sector. If you identify as a person of colour and/or disabled, we are particularly interested in receiving your application.The RSPB is an equal opportunities employer. This role is covered by the Rehabilitation of Offenders Act 1974.This role is not eligible for UK Visa Sponsorship - the successful applicant with need to have a pre-existing Right to Work in the UK in order to be offered an employment contract.In order to apply you will be required to upload a CV and complete a short application form. In the cover letter section of the form please explain how you meet the above set criteria.Contact us to discuss any additional support you may need to complete your application.No agencies please.
Senior Java Engineer (Smart Contract)
Adecco
London
In office
Senior
Private salary
RECENTLY POSTED
java
processing-js
mongodb
spring-boot
git
restful
+9
Job Title: Senior Java Engineer (Smart Contract) Location: London Contract: 12 MonthsAre you a passionate Senior Java Developer looking to make a significant impact in an innovative environment? Our client is seeking a talented individual to join their dynamic team in London, where you’ll design and develop cutting-edge microservices for a next-generation loans processing application. If you thrive in a fast-paced atmosphere and enjoy collaborating with cross-functional teams, this opportunity is for you!What We’re Looking For:
Strong expertise in Java and Spring/Spring boot.
Hands on Smart Contract (Solidity) experience in essential
Experienced in financial services , Ideally Commercial Lons.
Experience in developing and deploying microservices architectures using Spring Boot, Spring Batch, and Spring Data
In-depth knowledge of REST API principles and HTTP protocols.
Proficiency in Git, CI/CD, and Agile methodologies.
Familiarity with JIRA, JUnit, and Apache Kafka is preferred.
Experience with NoSQL databases such as CosmosDB and MongoDB.
Exposure to Ethereum, Hyperledger Besu, and EVM-based platforms is a plus.
What You’ll Be Doing:
Collaborate with product owners, business analysts, scrum masters, and fellow developers to create robust solutions.
Design, develop, and implement microservices using Java Spring Boot, ensuring modular, testable, and reusable code.
Craft responsive and intuitive user interfaces with Angular and TypeScript/Java to enhance user experience.
Create RESTful APIs (gRPC) to facilitate smooth communication between microservices and external systems.
Conduct regular code reviews, unit testing, and CI to maintain high standards of code quality.
Develop and present high-level design proposals to stakeholders, showcasing your creativity and vision.
Manage project flow, help refine backlogs, and foster a culture of collaboration among team members.
Support your team in overcoming challenges and ensuring alignment with the project’s overall vision.
Why Join Us?
Exciting Projects: Work on impactful projects that shape the future of loans processing.
Collaborative Culture: Be part of a supportive team that values your input and encourages knowledge sharing.
Growth Opportunities: Expand your knowledge and skills in a fast-evolving tech landscape.
If you’re ready to take your career to the next level and make a real difference, we want to hear from you! Apply now and join our client’s team for an exciting journey in the world of microservices and innovative technology.Don’t miss out on this fantastic opportunity!Pontoon is an employment consultancy. We put expertise, energy, and enthusiasm into improving everyone’s chance of being part of the workplace. We respect and appreciate people of all ethnicities, generations, religious beliefs, sexual orientations, gender identities, and more. We do this by showcasing their talents, skills, and unique experience in an inclusive environment that helps them thrive. If you require reasonable adjustments at any stage, please let us know and we will be happy to support you.
Senior Software Engineer
CBSbutler Holdings Limited trading as CBSbutler
Chandler's Cross
In office
Senior
£55,000 - £80,000
RECENTLY POSTED
linux
git
docker
gitlab
Salary: £55,000 - £80,000 Location: Southampton Sector: Defence and National Security You will join a leading defence and national security consultancy, working on software for products in the RF communication and sensors domain. You will be responsible for the detailed design, implementation and testing of components of the product software, working with an agile team. There is a degree of flexibility as to the agile tasking within the agile software team, depending on your expertise, the role can flex to focus either on Modern UI design and implementation or Embedded software development. Key Responsibilities As a Senior Software Engineer your responsibilities will include: Detailed design of components of the product software Implementation and testing of software as part of an agile software team Gaining understanding of existing system products and future development agendas. Your skills and experience: BEng/BSc and/or master’s degree in an appropriate engineering, computer science, information systems or related subject. Knowledge of Sensor and Communication systems. Software engineering experience from R&D concept through to the full product development lifecycle Modern software architecture practices Experience of some kind of scientific application/DSP, including algorithm implementation Capability in multiple languages and switching between languages rapidly, e.g. C++/C#/Python Comfortable with modern agile development practices e.g. Scrum/Kanban Comfortable with modern software tooling e.g. Gitlab, Git, VS Code Ideally you will have experience in some of the following: Experience of modern UI design. Embedded software development (cross-compiling, deployment). Linux OS and tools, kernel drivers DevOps (Gitlab CI/CD scripting, pipelines, Docker) Team Leadership or Line Management experience Benefits: As well as a competitive salary you will enjoy access to a number of additional flexible benefits, which will cover Health and Wellbeing, Savings and Protection and Life, Leisure and Entertainment. Security Information : Due to the nature of this position, we require you to be willing and eligible to achieve a minimum of SC clearance. To qualify, the candidate should be a British Citizen and have resided in the UK for the last 5 years for SC. For more information about clearance eligibility, please see (url removed)
C# Developer
VIQU IT
Multiple locations
Fully remote
Mid - Senior
£300/day - £350/day
RECENTLY POSTED
csharp
javascript
dot-net
python
sql
dynamics-crm
C# Developer Remote Outside IR35A client is looking for a seasoned C# Developer to join their development function and contribute to a significant internal programme of work.Working as part of the software development team, you ll partner closely with senior stakeholders to produce high-quality, efficient code that supports core business systems.Responsibilities of the C# Developer:
Produce well-structured and clearly documented C# / .NET code.
Contribute across the full software lifecycle on greenfield, end-to-end projects.
Collaborate effectively with cross-functional teams in a fully remote setup.
Participate in peer code reviews and contribute to the establishment of development best practices.
Required Experience of the C# Developer:
Must have a strong background in C# / .NET development.
Experience of PostgresSQL or other SQL databases.
CI/CD experience.
Experience in API design and building system integrations.
Microsoft Dynamics integration (highly desirable).
Python and/or JavaScript experience (desirable).
Excellent communication skills and confidence in working remotely.
This C# Developer role is an immediate start, with interview slots available next week.To discuss this exciting C# Developer opportunity in more detail, please apply now to speak with VIQU IT in confidence. Or reach out to Matt Farrell via the VIQU IT website.Do you know someone great? We ll thank you with up to £1,000 if your referral is successful (terms apply).For more exciting roles and opportunities like this, please follow us on IT Recruitment.
Lead Full Stack Engineer
Lynx Recruitment Ltd
London
Remote or hybrid
Senior
£120,000
RECENTLY POSTED
aws
A leading AWS Premier Consulting Partner is seeking a Lead Full Stack Engineer to join its growing technical team. As a key member of this cloud-native consultancy, you’ll work on innovative digital solutions for a diverse range of clients - from fast-growing start-ups to established enterprises.You’ll bring technical leadership, strong coding skills, and a proactive approach to delivering secure, scalable applications using AWS technologies.Key ResponsibilitiesTechnical Leadership
Guide and mentor junior developers within the team.
Lead architecture design and technical planning discussions.
Ensure coding standards, security best practices, and high-quality code reviews.
Promote continuous improvement in development practices and processes.
Advocate for a security by design mindset in all engineering activities.
Software Development
Design, build, test, and deploy full stack applications using modern tools and frameworks.
Collaborate with product managers, designers, and stakeholders to understand business needs.
Write clean, maintainable, and efficient code.
Troubleshoot and resolve complex production issues.
Contribute to automation and CI/CD testing workflows.
Skills & Experience
Back End: Proficiency in Node.js (preferred), or .NET/Java.
Front End: Solid experience with JavaScript, React, and TypeScript.
Strong foundation in Agile/Lean methodologies and modern software delivery practices.
Working knowledge of UI/UX principles and prototyping tools.
Excellent communication and technical writing skills.
Strong problem-solving abilities and a passion for innovation.
Bachelor’s degree (2:1 or above) in Computer Science or related field.
Salesforce Developer
Triad
London
Remote or hybrid
Mid - Senior
£55,000 - £65,000
RECENTLY POSTED
salesforce
javascript
dot-net
python
java
apex
Based at client locations, working remotely, or based in our Godalming or Milton Keynes offices.Up to 65k plus excellent company benefits.Due to the nature of this position, you must be willing and eligible to achieve a minimum of SC clearance. To be eligible, you must have been a resident in the UK for a minimum of 5 years and have the right to work in the UK.About UsTriad Group Plc is an award-winning digital, data, and solutions consultancy with over 35 years’ experience primarily serving the UK public sector and central government. We deliver high-quality solutions that make a real difference to users, citizens, and consumers.At Triad, collaboration thrives, knowledge is shared, and every voice matters. Our close-knit, supportive culture ensures you’re valued from day one. Whether working with cutting-edge tech or shaping strategy for national-scale projects, you’ll be trusted, challenged, and empowered to grow.We nurture learning through communities of practice and encourage creativity, autonomy, and innovation. If you’re passionate about solving meaningful problems with smart and passionate people, Triad could be the place for you.
Glassdoor score of 4.7
96% of our staff would recommend Triad to a friend
100% CEO approval
Role SummaryTriad is seeking a Salesforce Developer to contribute to the design, build, and maintenance of robust Salesforce solutions across a variety of impactful transformation projects. You’ll work as part of cross-functional teams, bringing technical expertise in Salesforce development to deliver high-quality, scalable, and secure solutions.Key Responsibilities:
Develop and maintain custom applications on the Salesforce platform using Apex, Lightning Web Components (LWC), and Visualforce.
Translate business requirements into technical specifications and implement well-tested, scalable solutions.
Collaborate with architects and senior developers to support solution design and integration activities.
Contribute to CI/CD pipelines and development best practices across the Salesforce codebase.
Build integrations with external systems using REST/SOAP APIs and third-party tools.
Create technical documentation and contribute to knowledge sharing across teams.
Participate in agile ceremonies, providing regular updates and input on task estimates and challenges.
Support testing and deployment activities across various environments.
Skills and Experience:
Proven experience as a Salesforce Developer, ideally within public sector or enterprise-scale environments.
Strong hands-on development experience with Apex, LWC, Visualforce, and Salesforce DX.
Familiarity with Salesforce products such as Sales Cloud, Service Cloud, and Experience Cloud.
Experience with REST/SOAP APIs, integration tools, and middleware platforms (e.g., Mulesoft - desirable).
Understanding of Salesforce security and data models.
Familiarity with DevOps processes, version control, and CI/CD in a Salesforce environment.
Strong problem-solving and communication skills, with the ability to work effectively in collaborative teams.
Exposure to agile delivery methods.
Experience with other development languages or frameworks such as JavaScript, Java, Python, or .NET - or a strong willingness to learn and adapt to new technologies as required.
Qualifications & Certifications:
Salesforce Platform Developer I - Required
Salesforce Platform Developer II - Desirable
Other Salesforce certifications (e.g., App Builder, Integration Architect) - Desirable
A degree or equivalent qualification related to your area of expertise - Desirable
Triad’s Commitment to YouAs a growing and ambitious company, Triad prioritises your development and well-being:Continuous Training & Development: Access to top-rated Udemy Business courses. Work Environment: Collaborative, creative, and free from discrimination.Benefits:
25 days of annual leave, plus bank holidays
Matched pension contributions (5%)
Private healthcare with Bupa
Gym membership support or Lakeshore Fitness access
Perkbox membership
Cycle-to-work scheme
Our Selection ProcessAfter applying for the role, our in-house talent team will contact you to discuss Triad and the position. If shortlisted, you will be invited for:
Online Technical Test
A first stage interview with our Tech Team
A second stage interview with the management team
We aim to complete interviews and progress candidates to offer stage within 2-3 weeks of the initial conversation.Other InformationTriad is an equal opportunities employer and welcomes applications from all suitably qualified people regardless of sex, race, disability, age, sexual orientation, gender reassignment, religion, or belief.We are proud that our recruitment process has been recognised as inclusive and accessible to disabled people who meet the minimum criteria for any role. We are a signatory on the Tech Talent Charter that aims to bring industries and organisations together to drive greater inclusion and diversity in technology roles, in addition, as a Disability Confident Leader.
Python Developer
Computer Futures
London
Hybrid
Mid - Senior
£250/day - £300/day
RECENTLY POSTED
python
aws
Exciting Opportunity: Python Developer (Contract) in LondonIntroductionAre you a talented Python Developer ready to take on your next challenge? Our client, a leading organisation based in London, is looking for a skilled developer to join their team on a contract basis. In this role, you’ll play a crucial part in developing and maintaining a robust tech stack and ensuring excellent customer-facing solutions while working with cutting-edge technologies such as AWS and AI.Outside IR35Hybrid - 1 to 2 days on siteRequired Skills
Python Development: Proven expertise in Python development across both frontend and backend environments.
AWS Experience: Solid understanding of working with AWS infrastructure, including maintaining code and tech stacks on this platform.
Customer-Facing Solutions: Previous experience delivering exceptional customer-facing functionalities through your development work.
AI and Data Models: Preferable to have familiarity or prior experience working with artificial intelligence and data modelling techniques.
If you are passionate about utilising your Python expertise in projects that make an impact while collaborating with a dynamic team, this role could be the perfect next step for your career. Apply today to join our client’s team and bring your skills to the forefront!Please click here to find out more about our Key Information Documents. Please note that the documents provided contain generic information. If we are successful in finding you an assignment, you will receive a Key Information Document which will be specific to the vendor set-up you have chosen and your placement.To find out more about Computer Futures please visit (url removed)Computer Futures, 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
Python Developer
VIQU Ltd
London
Fully remote
Mid - Senior
£300/day - £350/day
RECENTLY POSTED
python
csharp
sql
Python Developer | Remote | Outside IR35VIQU IT are working closely with a client who are looking for a highly experienced Python Developer to join their development function and contribute to a significant internal programme of work.The Python Developer will play a key part within the software engineering team working closely to design new systems or enhancing existing systems. The python developer will be responsible for adhering to agile methodologies and principles.Responsibilities of the Python Developer:
Producing well-structured and clearly documented Python code.
Producing high level documentation in detail
Contribute across the full software life cycle on greenfield, end-to-end projects.
Following the Agile development processes, such as sprint planning and stand-ups.
Responsible for regularly updating the leadership team
Required Experience of the Python Developer:
Must have a strong background within Python development.
Professional experience of PostgresSQL or other SQL databases
CI/CD Experience.
High level of communication and collaboration skills with non-technical or technical stakeholders.
Ability to design scalable and maintainable secure systems.
C#, Dynamics or Vue development experience (highly desirable).
This Python Developer role is an immediate start, with interview slots available next week.If you are interested in the Python Developer role, apply now to speak with VIQU IT in confidence. Or reach out to Phoebe Thompson via the VIQU IT website.Do you know someone great? We’ll thank you with up to £1,000 if your referral is successful (terms apply).
Salesforce Developer
Triad Group Plc
London
Remote or hybrid
Mid - Senior
£55,000 - £65,000
RECENTLY POSTED
salesforce
javascript
dot-net
python
java
apex
Based at client locations, working remotely, or based in our Godalming or Milton Keynes offices.Up to £65k plus excellent company benefits.Due to the nature of this position, you must be willing and eligible to achieve a minimum of SC clearance. To be eligible, you must have been a resident in the UK for a minimum of 5 years and have the right to work in the UK.About UsTriad Group Plc is an award-winning digital, data, and solutions consultancy with over 35 years’ experience primarily serving the UK public sector and central government. We deliver high-quality solutions that make a real difference to users, citizens, and consumers.At Triad, collaboration thrives, knowledge is shared, and every voice matters. Our close-knit, supportive culture ensures you’re valued from day one. Whether working with cutting-edge tech or shaping strategy for national-scale projects, you’ll be trusted, challenged, and empowered to grow.We nurture learning through communities of practice and encourage creativity, autonomy, and innovation. If you’re passionate about solving meaningful problems with smart and passionate people, Triad could be the place for you.
Glassdoor score of 4.7
96% of our staff would recommend Triad to a friend
100% CEO approval
Role SummaryTriad is seeking a Salesforce Developer to contribute to the design, build, and maintenance of robust Salesforce solutions across a variety of impactful transformation projects. You’ll work as part of cross-functional teams, bringing technical expertise in Salesforce development to deliver high-quality, scalable, and secure solutions.Key Responsibilities:
Develop and maintain custom applications on the Salesforce platform using Apex, Lightning Web Components (LWC), and Visualforce.
Translate business requirements into technical specifications and implement well-tested, scalable solutions.
Collaborate with architects and senior developers to support solution design and integration activities.
Contribute to CI/CD pipelines and development best practices across the Salesforce codebase.
Build integrations with external systems using REST/SOAP APIs and third-party tools.
Create technical documentation and contribute to knowledge sharing across teams.
Participate in agile ceremonies, providing regular updates and input on task estimates and challenges.
Support testing and deployment activities across various environments.
Skills and Experience:
Proven experience as a Salesforce Developer, ideally within public sector or enterprise-scale environments.
Strong hands-on development experience with Apex, LWC, Visualforce, and Salesforce DX.
Familiarity with Salesforce products such as Sales Cloud, Service Cloud, and Experience Cloud.
Experience with REST/SOAP APIs, integration tools, and Middleware platforms (eg, Mulesoft - desirable).
Understanding of Salesforce security and data models.
Familiarity with DevOps processes, version control, and CI/CD in a Salesforce environment.
Strong problem-solving and communication skills, with the ability to work effectively in collaborative teams.
Exposure to agile delivery methods.
Experience with other development languages or frameworks such as JavaScript, Java, Python, or .NET - or a strong willingness to learn and adapt to new technologies as required.
Qualifications & Certifications:
Salesforce Platform Developer I - Required
Salesforce Platform Developer II - Desirable
Other Salesforce certifications (eg, App Builder, Integration Architect) - Desirable
A degree or equivalent qualification related to your area of expertise - Desirable
Triad’s Commitment to YouAs a growing and ambitious company, Triad prioritises your development and well-being:Continuous Training & Development: Access to top-rated Udemy Business courses. Work Environment: Collaborative, creative, and free from discrimination.Benefits:
25 days of annual leave, plus bank holidays
Matched pension contributions (5%)
Private healthcare with Bupa
Gym membership support or Lakeshore Fitness access
Perkbox membership
Cycle-to-work scheme
Our Selection ProcessAfter applying for the role, our in-house talent team will contact you to discuss Triad and the position. If shortlisted, you will be invited for:
Online Technical Test
A first stage interview with our Tech Team
A second stage interview with the management team
We aim to complete interviews and progress candidates to offer stage within 2-3 weeks of the initial conversation.Other InformationTriad is an equal opportunities employer and welcomes applications from all suitably qualified people regardless of sex, race, disability, age, sexual orientation, gender reassignment, religion, or belief.We are proud that our recruitment process has been recognised as inclusive and accessible to disabled people who meet the minimum criteria for any role. We are a signatory on the Tech Talent Charter that aims to bring industries and organisations together to drive greater inclusion and diversity in technology roles, in addition, as a Disability Confident Leader.
Senior C++ Software Engineer
Scope AT Limited
London
Hybrid
Senior
Private salary
RECENTLY POSTED
c++
New C++ contract role working on a greenfield project for a client within the financial domain. Healthy rate for this one and 2 days a week in the office.What you will be doing: As a Senior C++ Software Engineer, you will be involved in:
Analysis of user requirements and translation into solution design
Estimating and breaking down tasks into manageable chunks
Implementation of new features and feature enhancements
Leading code reviews and enforcing best practice within a small, agile, focused team
What you will need:
Extensive commercial software development experience using C++
Unix/Linux experience
Relevant degree in a numeric discipline, or equivalent work experience
Excellent written and spoken English
By applying to this job you are sending us your CV, which may contain personal information. Please refer to our Privacy Notice to understand how we process this information. In short, in order to supply you with work finding services, we will hold and process your personal data, and only with your express permission we will share this personal data with a client (or a third party working on behalf of the client) by email or by upload to the Client/third parties vendor management system. By giving us permission to send your CV to a client, this constitutes permission to share the personal data that would be necessary to consider your application, interview you (Phone/video/face to face) and if successful hire you.Scope AT acts as an employment agency for Permanent Recruitment and an employment business for the supply of temporary workers. By applying for this job you accept the Terms and Conditions, Data Protection Policy, Privacy Notice and Disclaimers which can be found at our website.
Principal Software Engineer (Java/React)
SR2 - Socially Responsible Recruitment
London
Hybrid
Senior
£80,000 - £100,000
RECENTLY POSTED
react
Principal Software Engineer Tech: Java/Spring/SQL/React/JavaScript/Docker/Kubernetes/AWS Remote + Hybrid (1 day a week onsite negotiate) £80,000 - £100,000 + bonus and sharesThe Opportunity We are VERY excited about this opportunity. We’ve been working with this client for years and every candidate we have ever placed with them have loved it there. Contractors go perm with them, and permies stay for years. If you are considering a career move, this is (almost certainly) the client for you. We (SR2) have partnered with this highly regarded cloud and software engineering consultancy that helps organisations modernise how they design, build, and run software. Their teams work at the intersection of software engineering, cloud platforms, and developer experience, supporting customers to reduce technical debt, improve delivery maturity, and build systems that scale sustainably over time. Projects span both public and private sector environments, often tackling complex, high-impact problems where quality, security, and reliability really matter.They’re now looking for a Principal Software Engineer to provide senior technical leadership across multiple delivery engagements and to help shape how modern software is built, evolved, and maintained.You’ll join as a founding engineer within this capability, with the opportunity to shape the technical direction and help build out the team over time. This is a chance to play a meaningful role in a growing, mid-sized organisation - where your decisions, leadership, and engineering standards will have a visible and lasting impact on both the platform and the people around you.The Role This is a hands-on leadership role for an experienced engineer who enjoys operating across architecture, design, and delivery.You’ll work closely with engineers, delivery leads, and platform teams to:
Lead the design and evolution of modern, scalable software systems
Influence architectural direction and technical decision-making
Support early-stage solution design and complex delivery challenges
Mentor engineers and raise the technical bar across teams
Alongside client work, you’ll also contribute to the organisation’s wider engineering capability, helping define standards, patterns, and best practices that are reused across engagements. This role suits someone who enjoys technical depth, pragmatic decision-making, and collaborating closely with customers rather than working in isolation.About You You’re a senior engineer with strong architectural judgement and a passion for building well-designed, maintainable systems. You’re comfortable leading technically, influencing others, and working in environments where collaboration and communication matter as much as code.
Deep hands-on experience with Java/Spring and full-stack development
Strong experience with Domain-Driven Design (DDD) and modern system decomposition
Proven delivery of microservice-based architectures
Strong React experience and modern Front End practices
Experience improving engineering effectiveness through testing, automation, and tooling
Exposure to AI-assisted development to improve quality and productivity
Confidence mentoring engineers and leading technical discussions
A consulting mindset - able to translate business problems into practical technical solutions
Experience in regulated or public sector environments
Tech:
Java/Spring/SQL/React/JavaScript/HTML/CSS/XML/Playwright/Docker/Kubernetes/Maven/GitLab/AWS
Why This Role and Company?
Flexibility with a company that genuinely care about their employees
Influence architecture and engineering direction at a senior level
Work on meaningful, technically challenging systems
Balance hands-on engineering with leadership and mentoring
Join a consultancy that genuinely invests in engineering quality, not just delivery speed
Competitive package including bonus and share options
Please apply with a copy of your CV and Emma from SR2 will contact potential candidates regarding next steps.
Python Developer
Pioneer Search Ltd
London
Hybrid
Junior - Mid
£50,000 - £55,000
RECENTLY POSTED
python
github
git
docker
London/Hybrid£50,000 - £55,000 + packageA leading specialist (re)insurer is growing its engineering team as it modernises its digital and data platforms. This is a great opportunity for someone who is eager to kick on, deepen their Python skills and grow into a key engineering contributor.As a Python Developer your focus will be on building fast, secure and maintainable Back End services and APIs. You’ll work closely with Product Owners and business stakeholders, so strong communication and collaboration skills are essential.Key Responsibilities
Build and enhance Back End services and APIs in Python, with a focus on performance, security and maintainability
Work with Product Owners, Lead Developers and business teams to design services that align with business goals
Contribute to CI/CD pipelines using Azure DevOps or GitHub Actions, and help improve DevOps practices
Embrace and support continuous improvement across engineering capability, tooling and Azure cloud usage
Use monitoring, logging and observability tools to keep services healthy and reliable
Build effective working relationships with key technical and non-technical stakeholders across the business
Skills & Experience
2+ years’ experience as a Python Developer in a professional environment
Experience building Back End services/APIs, plus familiarity with automated testing in Python
Hands-on experience with CI/CD (Azure DevOps or GitHub Actions), Git and working in an agile delivery environment
Exposure to Docker or other containerisation tools, and modern observability/monitoring platforms
Clear, confident communication skills, able to explain technical decisions to non-technical stakeholders and build strong working relationships
Why Join?
Join a tech-led insurer where the technology environment is constantly evolving and improving.
Work end-to-end on Back End services that directly impact digital products and customer experience
Learn from experienced Lead Developers while taking real ownership early in your career
Genuine focus on continuous improvement, modern DevOps practices and cloud-first delivery
If you’re a Python Developer who enjoys solving real business problems, collaborating with stakeholders and improving delivery, this role will give you the platform to grow and make a visible impact.Apply now or contact me directly for more information.
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