Frontend Engineer Jobs in London

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Frontend Engineer Jobs in London

Overview

Looking for top Frontend Engineer jobs in London? Haystack features the latest frontend developer roles in the London tech scene, connecting you with leading companies seeking skilled professionals in JavaScript, React, Angular, and more. Start your search today to find the perfect frontend engineering opportunity in London’s booming IT industry.

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Senior Frontend Developer

A Senior Frontend Developer is required with strong skills in Front End web development for complex, performant web apps with strong React.js, Typescript, and ideally GraphQL to join a growing and creative web team at a European tech scale-up that develops high-end user-centric digital notebooks for note-taking, and has a strong software engineer and people-centric culture.London - Hybrid 2 says per week (Near Paddington) Salary Circa £80-100k + Benefits (30 days holiday)Key skills required for the Senior Frontend Developer

At least 4+ years’ experience in Front End or full-stack web development with a Front End focus

Strong hands-on experience with React, TypeScript and Tailwind, and ideally GraphQL in medium to large-scale codebases

Solid understanding of Next.js and modern Front End architectures, and Front End standards and best practices

A user-experience-focused mindset with attention to performance and usability

Experience in developing web apps for iOS OR Android would also be an advantage

Experience building data-driven interfaces that integrate multiple information sources

Comfortable collaborating within cross-functional teams alongside UX/UI designers, product managers and QA engineers

Experience with design systems and hybrid applications (beneficial)

Degree in Informatics or a related discipline (beneficial)

What you’ll do as a Senior Frontend Developer

Build engaging, high-performance Front End web apps, and experiences from concept through to production

Contribute to the development and evolution of modern web applications using Next.js, React, TypeScript, Tailwind, Sanity, Sentry, Vercel and GCP

Maintain and enhance existing web applications within a growing digital ecosystem

Optimise Front End performance and improve observability across applications

Influence Front End standards, tooling decisions and architectural discussions

Champion strong engineering culture through clean code, automated testing, documentation and peer code reviews

Share knowledge and discoveries within the wider engineering community

Why this role?

Join a collaborative, forward-thinking engineering team working with a modern web stack

Play an active role in shaping Front End discipline, tooling and ways of working

Work in agile, cross-functional teams on varied and meaningful digital initiatives

Continuous learning environment that values curiosity, experimentation and knowledge sharing

Opportunity to make a real impact on customer-facing products used at scale

This role is ideal for a curious Front End engineer who enjoys learning, sharing knowledge, and shaping high-quality customer experiences, while influencing technology choices and strengthening Front End best practices within a collaborative, agile environment.Opus Resourcing acts as an employment agency with respect to permanent employment.Apply now or message us for more details. Referrals always welcome!

Shopify theme engineer

6+ years of work experience in software development and hands-on experience in building large-scale services/distributed systems.

Shopify platform experiences a MUST.

Experience in Shopify Hydrogen framework built with React that allows developers to create custom, high-performance storefronts for Shopify, effectively using a headless approach

Experience in building end to end eCommerce technology solutions with Shopify and associated systems (OMS, IMS, WMS, credit card processing, tax engine, digital distribution etc.)

Strong proficiency in modern design patterns and development languages including JavaScript, Typescript, Python, HTML5, CSS3, HTML-CSS-Bootstrap and Ruby

Experienced in NodeJS, JavaScript (ES2019+), ESLint and coding standards, Typescript

Solid grounding with common design patterns and development best practices

Knowledge of APIs, webhooks, and general data transfer approaches

Able to define, design, implement complex, and scalable systems

Ability to identify areas that can be streamlined or automated

Good team player and communication skills

Experience with agile development methodologies with Test Driven Development (TDD)

Experience with Jenkins Setup CI/CD (Continuous Integration / Continuous delivery)"

SC Cleared Senior Fullstack Engineer (Contract)

Senior Fullstack Engineer - Open Data Platform London or Manchester | Hybrid (2 days per week onsite) Inside IR35 | £650 per day | 12-month contract Must hold active SC ClearanceWe are partnering with a major government department in their search for a Senior Fullstack Engineer with deep Python expertise to support a Data transformation programme.What we’re looking for:

6+ years engineering experience, leading the delivery of production digital services

Strong Python skills (Ruby a plus)

Ability to work with HTML, CSS and JavaScript

Experience across multiple services - ideally data platforms / open data services

A big-picture mindset: not just implementing requirements, but influencing future direction

Version control best practice (Git), Agile methods, containerisation (Docker/Kubernetes)

Cloud deployment experience (any major provider)

Government or Civil Service experience

Greetings We are Hiring .Front end Engineer Position inWaterside office.Onsite: 3 days per week at Waterside office.Travel: EU travel (Barcelona/Madrid) approximately once in 3/4 weeksContract6 MonthsFront end Engineer Role PurposeThe Frontend Engineer will design and build enterprise-grade visualisations that deliver actionable insights at speed for British Airways initially, whilst ensuring frameworks can scale across all OpCos. This role demands consultancy-level frontend engineering expertise and the ability to balance velocity with strong engineering standards and discipline.Key ResponsibilitiesRapid prototyping: Deliver initial dashboards and visualisations in Tableau to meet urgent business needsRobust engineering: Architect and build production-grade, reusable dashboard solutions using modern frontend technologies, integrating with enterprise APIs and data sourcesScalability & performance: Ensure solutions are modular, performant, and salable across OpCos, with CI/CD, automated testing, and cloud-native deploymentOperational integration: Embed visualisations into BA workflows, enabling real-time decision-making and measurable impactCollaboration: Work closely with Data Engineers, Backend Engineers, and Analysts to ensure cohesive solutions deliver cohesive, high-quality solutionsMulti-OpCo deployment: Design for interoperability and reusability across BA, Aer Lingus, Iberia, Vueling, etcStakeholder engagement: Translate business requirements into impactful visual experiences; drive adoption and continuous improvementRequired Skills & Experience10+ years in enterprise frontend engineering in AI/data environments.Expertise in Tableau and/or PowerBI for rapid prototyping and stakeholder engagementDeep hands-on experience with modern frontend frameworks (React, Typescript, etc)Hands-on experience with cloud platforms (AWS preferred); familiarity with scalable deployment and integrationStrong knowledge of API integration.Proven experience in developing, testing, and deploying robust frontend solutions into production environments, ensuring reliability, scalability, and maintainability beyond proof-of-concept or prototype stages.Familiarity with airline or logistics data domains is a plus.Significant experience in similar roles, with a proven ability to integrate quickly into new teams and deliver immediate value.Initial co-location with BA teams in London is essential to ensure close collaboration. Candidates must also be prepared to travel internationally during later stages to facilitate group-wide deployment.Preferred Consulting-Level CompetenciesTrack record of delivering high-value products in large, complex organizations, ideally FTSE-100 Group enterprises or similarStrong stakeholder engagement and solution-oriented mindset.Experience in advisory or consulting roles for engineering projects.Track record of creating high-impact outcomes and driving stakeholder satisfaction from day one.Ability to implement standards and frameworks for scalable visualisations across multiple operating companies.

Senior UX Designer

UNIVERSITY OF EAST LONDON

Docklands campus – hybrid workingClosing date: Monday 5th January 2026.We are looking for a Senior UX Designer who is passionate about user-centred design and can transform our digital products into intuitive, accessible and engaging experiences across web and mobile.About the University of East LondonFounded in 1898, we at the University of East London (UEL) are proud to change lives through education. Our goal is to advance industry 5.0 careers-first education and provide a clear path to the jobs and opportunities of the future. We’re committed to driving diversity in the 5.0 talent pipeline, working in partnership to promote talent wherever it is found and creating a balanced, inclusive, and green future.But we can’t achieve this goal alone. We need forward-thinking, innovative, and curious individuals like you to join our community and help us craft our future. As part of our team, you’ll have the opportunity to work with a diverse range of people who share your passion for creating positive change. We’re an inclusive and welcoming community that is constantly moving forward, never satisfied with the status quo.About UsUniversity of East London (UEL) is one of the most diverse and vibrant universities in London, we are proud of our pioneering vision and our commitment to transforming lives through education. Now in Year 3 of our ambitious Vision 2028 strategy, we are working to advance Industry 4.0 and 5.0 careers-first learning, tackle inequalities, and build a sustainable, inclusive future.Our External Relations Directorate brings together Communications & Engagement, Marketing, Recruitment, Outreach, Design & Digital, Events, and the International Office into one integrated, agile and innovative function. We are embedding a culture of continuous improvement and “the continuous new”, where creativity, data-driven thinking, curiosity and collaboration thrive.As one of the UK’s most socially inclusive universities—with a highly diverse staff community and sector-leading achievements in equality, diversity and inclusion—we are proud to create an environment where people feel supported, empowered and able to flourish. If you want to join a community that values innovation, inclusivity and positive impact, UEL is the place to build your career.About the JobAs Senior UX Designer, you’ll play a central role in shaping high-impact digital journeys for our diverse audiences, using research, testing, and iterative design to drive continuous improvement.You will bring experience in:

Leading UX design projects, including research, prototyping, usability testing and validation.

Using UX testing tools such as A/B testing, tree testing, card sorting, surveys, and moderated/unmoderated sessions.

Applying strong knowledge of HTML, CSS and JavaScript to support front-end development and improve performance.

Working collaboratively in Agile/Scrum environments with developers, product owner and stakeholders.

Creating prototypes and wireframes using tools such as Figma and maintaining design systems or style guides.

About YouYou will be an analytical and creative UX professional who can understand user motivations, translate insights into effective digital solutions, and advocate for accessible, user-centred design. You thrive in a fast-paced, collaborative environment and enjoy bridging the gap between technical and non-technical teams.The ideal candidate will have:

A degree or equivalent experience, and extensive years of experience working as a UX Designer, supported by a varied portfolio demonstrating research, problem-solving and strong visual design.

Experience conducting user research, gathering requirements, prioritising feedback and applying UX methodology to shape product development.

Excellent communication skills, with the ability to present designs, articulate rationale, and influence stakeholders confidently.

Experience managing multiple projects, handling ambiguity, and applying problem-solving skills to create clear, user-focused solutions.

A strong commitment to accessibility, inclusivity and continuous improvement in digital design.

Benefits PackageHere at UEL we understand it’s about more than just a salary. It’s about the entire package on offer along with At UEL, we believe that a great role is about more than just a salary. It’s about the complete package, including our outstanding work environment and inclusive culture.We offer a genuinely competitive salary, dependent on experience (DOE), and a range of excellent benefits.You can explore our full benefits package here: https://uel.ac.uk/benefits-professional-services-positionsBuilding an Inclusive FutureAs an inclusive, equal-opportunities employer, our Stonewall membership and Athena Swan awards reflect our ongoing dedication to Equality, Diversity and Inclusion, and we’re committed to closing the diversity pay gap. We’re proud of the progress we’ve made and honest that there’s more to do. We’re determined to keep moving forward so everyone at UEL can thrive.We’re a disability confident employer and value all applications. Please let us know if you require any reasonable accommodations throughout the recruitment process.If you’re ready to join a University that values your outstanding skills and perspectives and is dedicated to making a difference, we invite you to explore a career with us. We are excited to welcome versatile individuals who are committed to advancing their careers while making a positive impact on the world.Please note that this advert may close earlier than the deadline if we receive many applications. We encourage you to submit your application as soon as possible.To contact the recruitment team please phone +44 20 8223 3000 x 4600 or e-mail jobs@uel.ac.ukCVs without a completed application form will not be accepted.At UEL we are committed to working together to build a community which values diversity in both our staff and student populations, is representative and inclusive, enabling all to progress and thrive.

Aras Developer

International Business Solutions Consulting Limited

ARAS Developer SeniorARAS Developer, Frontend/Backend, Customizing, Updates, release changes ect.Location: 100% Remote WorkingDuration: 12 MonthsLanguage: English Speaking ProjectCandidate must be based in any EU Nation States - Candidates not in the EU will be rejectedSubject-specific knowledge:

experience in PLM area/understanding of PLM concepts and processes

PRIO 1 - experience in Aras Innovator:

completed Aras admin/developer training

experience in Aras Back End and Front End development

experience in Aras configuration and customization

experience in customer projects involving Aras Innovator

knowledge of Aras core features (excluding specific modules like Variant Management, Simulation, etc.)

Technical experience:

understanding of REST and SOAP

proficient in programming languages: .Net/C#, JavaScript/TypeScript, HTML and CSS

knowledge of databases, especially: MS SQL

knowledge of Git

basic knowledge of the toolset for development in programming languages listed above (eg Visual Studio/Rider/other for .Net/C#, etc)

Other skills:

knowledge of SCRUM or SAFe

experience in working with agile teams

basic knowledge of Jira and Confluence

language proficient in english

Senior Full Stack Web Developer

Job: Senior Full Stack Web Developer - ONSITE

Mon-Fri onsite in Debden IG10

Salary to £100k (multiple roles & levels)+ pension scheme + health

Free onsite gym & parking

Offices are a 5 mins walk from Debden tube station (Central line) withclose road links to M11/M25/A406/A12

NB: Please only apply if you are able to work from their Debden (IG10) offices Monday-Friday. Hybrid or remote working is not available. Candidates must be able to demonstrate a sub-60 mins each-way commute time.CompanyEstablished in 2009 and regulated by the FCA, this multi-award-winning finance & credit company has a proven track record for customer and employee satisfaction. With a Trustpilot rating of 4.8/5 and over 33,500 combined online reviews, they pride themselves on their customer service and their duty as a responsible lender.What they are looking forThey are seeking an extremely driven, passionate and motivated individual to join their in-house development family. Their ideal candidate will enjoy learning, seeing projects through to completion and thrive on new challenges. As a member of their team, you will have the opportunity to work on their public-facing API and back-office websites in a Test-Driven Agile environment. They are always exploring the latest technologies and have recently migrated to Azure where they will be modernising from VMs to App Services, SQL MI and utilising many other services on offer. Other future projects include incorporating .NET Core, SignalR and AI technology such as ChatGPT. Your role will involve enhancing their websites using the technologies listed below and integrating new technologies as needed.NB: Please only apply if you are able to work from their Debden offices Monday-Friday. Hybrid or remote working is not available.Main duties and responsibilitiesDeveloping website features and fixing bugs using C#, Entity Framework, Azure Service Bus and SQL ServerWriting unit and integration tests using NUnitStyling website changes in CSSDeveloping JavaScript code using frameworks such as VueAttending scrum meetings and briefings with project owners and peersWriting SQL scripts to modify database schema in SQL Server 2014RequiredRecent legacy .Net projects (essential)ASP.NET 4.6+MVC 5C# 6 including advanced language features e.g., generics, lambdas, delegatesDesign Patterns and SOLID PrinciplesEntity Framework 6+SQL Server 2014+TDD/NUnitJavascript/JQuery/AJAXHTML5/CSS3DesirableASP.NET CoreAzure Service BusEntity Framework CoreVueAgile methodologies/ScrumAutomated browser testing/SpecFlow/SeleniumSignalRECMAScript6AngularJSOther StuffNB: Please only apply if you are able to work from their Debden (IG10) offices Monday-Friday. Hybrid or remote working is not available. Candidates must be able to demonstrate a sub-60 mins each-way commute time.For non-UK Citizens: we cannot accept applications from anyone requiring sponsorship (now or in the future) for UK permanent employment status. If you are using a work visa this must allow you to work in the UK unrestricted for at least the next 5 years.In accordance with GDPR by applying you give Profile 29 consent to use your data for recruitment purposes only (details of Profile 29s privacy policy can be found at: profile-29 .com/privacy)Profile 29 recruitment keywords: senior web developer lead web developer London Essex ASP.NET MVC MVC5 C# 6 Design Patterns SOLID Entity Framework SQL Server TDD NUnit Javascript Jquery AJAX HTML5 CSS finance fintech

Senior Software Engineer Python TypeScript

Senior Software Engineer / Developer (Python TypeScript) London / WFH to £120kAre you a technologist with start-up experience looking for your next opportunity?You could be progressing your career at a tech start-up that is producing an AI native data pipelining platform.As a Senior Software Engineer within a small team, you will build and implement new features across the full tech stack, with a focus on backend Python and TypeScript and some React work on the front end. You’ll take ownership and work across the full development lifecycle, collaborating with customers to build and scale the product. The work is interesting and complex, you’ll be able to contribute to the product vision and strategy playing a pivotal role in the company’s success.Location / WFH:You’ll join colleagues in the London office (close to Waterloo) with flexibility to work from home twice a week.About you:You have strong backend Python coding skills, ideally including FastAPIYou have full stack experience, including TypeScript and React (or other framework)You have a good understanding of system design and scalabilityYou’re familiar with other technology in the stack including: AWS, Terraform, Docker, PostgreSQL, DynamoDB, CI/CD, GitHub actions, Blacksmith runnersYou’re collaborative and pragmatic with great communication skills, keen to input into technical discussion and decision makingWhat’s in it for you:Salary to £120kEquityImpactful role with excellent career progression as the company scalesHybrid workingPensionApply now to find out more about this Senior Software Engineer / Developer (Python TypeScript) opportunity.At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We’re an equal opportunities employer whose people come from all walks of life and will never discriminate based on race, colour, religion, sex, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. The clients we work with share our values.TPBN1_UKTJ

Senior Android App Developer

Stott & May Professional Search Limited

A leading retailer are looking for a Senior Android App Developer to join their Mobile Team to contribute to the development and evolution of their Mobile App.As the Senior Android App Developer, you will be responsible for building and maintaining the Android version of the app, ensuring it delivers a pixel-perfect, performant, and luxury-aligned experience for customers.You will be a high-performing developer who thrives on clean architecture, elegant code collaborative delivery whilst working as part of an Agile cross-functional team.Skills and Experience* Strong proficiency in Kotlin and Android SDKs, with a deep understanding of Jetpack libraries, Compose and modern Android architecture components. * Experience with RESTful APIs, JSON, and mobile architecture patterns (MVVM, Clean Architecture). * Familiarity with Android Studio, GitHub, mobile CI/CD tools, automated testing frameworks and the Play store deployment process. * Proven experience delivering high-quality Android applications in Agile environments. * Exceptional communication skills and ability to collaborate effectively with cross-functional teams. * Experience working with design systems and translating Figma or Sketch designs into pixel-perfect implementations. * Familiarity with analytics platforms (Firebase), crash reporting tools (Crashlytics), and user feedback loops. * Understanding of mobile security best practices, GDPR compliance, and accessibility standards. * Experience using backlog management tools like Azure DevOps or Jira. * Familiarity with Agile methodologies such as Scrum and Kanban and working in cross-functional product teams.If you are a Senior Android App Developer, that has a passion for new technology, industry trends and a particular interest in adhering to UI/UX design principles, then send your CV to be considered for this role.

Software Engineering Manager - Unified Client Experience (UCX)

HL are looking for an experienced and talented Software Engineering Manager to lead a Unified Client Experience (UCX) product development team in building market-leading solutions for our clients.About HL and the opportunity.We’re building the next generation platform for one of the UK’s largest financial services companies, trusted by over 2 million clients and managing c.£150 billion in assets. This is your opportunity to shape technology that will redefine how people invest and achieve financial freedom.You will build our next generation Unified Client Experience (UCX) frontend that will streamline client journeys across a range of products and services, in both web and mobile domains. It’s an opportunity to design, architect and build a modern frontend using latest technologies and best practices to transform our savings and investment platform.The UCX team consolidates the efforts of the whole organisation, transforming client journeys and delivering on HL’s vision to give people financial freedom. You will work with like-minded people from business, product and engineering functions to develop and refine client journeys covering onboarding, KYC, account management and investment workflows in a secure and compliant environment.By joining us, you’ll help deliver innovative and scalable solutions that make investing easier and more accessible to millions of users across the UK.Be part of HL’s future. Be part of the future of investing. Shape it with us.What You’ll Be Doing

Building and deploying scalable, secure, and compliant software at pace.

Integrating HL web and mobile apps with existing and new systems to deliver a seamless client experience across a range of products and services.

Delivering value iteratively, always focused on customer outcomes and short feedback loops.

Creating and visualising application metrics to help understand usage patterns and anomalies.

Reviewing code with peers, collaborating across teams to solve problems, with an eye for both quality and velocity.

Innovating, bringing new ideas to the table for adoption throughout HL Digital.

Driving technical decisions and shaping how we build our services.

Working closely with Product Managers and business stakeholders to align engineering outcomes with HL’s mission and client value.

Championing a culture of continuous learning, cross-functional collaboration, and inclusivity with a growth mindset.

About You

8-10 years of experience in software development, with at least 3+ years in engineering leadership, ideally within regulated, large-scale environments such as Investment, Asset, or Wealth Management.

Proven track record of leading frontend and mobile engineering teams, delivering high-quality applications in React/React Native, Swift (iOS), and/or Kotlin (Android).

Strong understanding of secure API integration, authentication flows, and modern UI/UX architecture.

Comfortable guiding teams through design implementation, collaborating with product and design using tools like Figma.

Familiar with cloud-native environments (AWS, Docker, Kubernetes) and observability tools like Prometheus and Grafana.

Champions quality and security, embedding testing and scanning into development pipelines.

Passionate about mentoring engineers, conducting code reviews, and fostering a culture of continuous learning and improvement.

Thrives in fast-paced, regulated environments where speed, compliance, and innovation go hand-in-hand.

Your Technical Toolkit

React / React Native / TypeScript

Swift (iOS) / Kotlin (Android)

JavaScript / HTML / CSS

Figma / Git

Testing frameworks: Jest, Cypress, XCTest, Espresso

CI/CD pipelines: GitHub Actions, CircleCI, Bitrise

Cloud-native architecture: AWS, Docker, Kubernetes

Observability tools

Interview Process3 Stage InterviewStage 1 - Discussion with our Hiring Manager (30mins):A chance to talk with our Hiring Manager in more detail about the role, our tech stack and some of the problems we solve every day. Here, we’ll dig a bit more into some of your experiences, understand the processes you’re familiar with and the technologies you’ve used to deliver end user value.Stage 2 - Technical (70mins):For the technical part, we’d like you to sit down with some of your potential peers to work through a technical solution or a coding problem. We’ll be looking together at where a sample piece of technology / code has issues and how we might address them.Stage 3 - Culture Fit (30mins):In our Cultural Fit interview, we’ll be looking to learn more about your past experiences, what keeps you motivated, where we may be able to help you improve further, key decisions you’ve helped to make and issues you’ve resolved.Salary & PackageWe offer a competitive salary of up to £115,000, depending on experience, alongside a generous performance-based bonus scheme.Your total reward package includes:

?? Up to 19% pension contribution - helping you plan confidently for the future

?? Private medical insurance - giving you peace of mind and access to top-tier healthcare

?? A wide range of excellent benefits, from lifestyle perks to wellbeing support, designed to help you thrive both in and out of work

We believe in recognising and rewarding the impact you make - and ensuring you feel valued every step of the way.Working ScheduleWe’re based in the stunning Paddington Central offices at 4 Kingdom Street, a modern workspace designed to energise your day and elevate collaboration.What Makes It Special?

?? Landscaped rooftop gardens - perfect for a breath of fresh air or informal catch-ups.

?? London’s highest rooftop basketball court - yes, really!

??? Wellness amenities including showers, lockers, hairdryers, and fresh towels.

?? Cyclist-friendly with secure bike storage and drying rooms.

??? Stylish lounge areas, booths, and breakout spaces for focused work or relaxed chats.

?? Canalside location near Little Venice, with floating restaurants, coffee shops, and a seasonal pop-up garden bar.

?? Unbeatable transport links - just steps from Paddington Station and the Elizabeth Line.

We embrace a hybrid working model that gives you the best of both worlds:

2-3 days a week in the office to connect, collaborate, and enjoy everything the space has to offer.

Remote flexibility for deep focus, work-life balance, and personal productivity.

This is a full-time role, working 37.5 hours per week, Monday to Friday.

Role Title: Seismic DeveloperLocation: LondonSalary: £70,000 per annumWorking Pattern: HybridAbout the RoleYou will be responsible for designing and building Seismic LiveDoc solutions that enhance Front Office client-facing activities. This includes improving document quality and user experience through automated and customisable document creation, developing tools and integrations, and supporting ongoing Seismic platform maintenance and development.The role centres on the creation and optimisation of Seismic LiveDocs and related functionality, including sourcing data from lists and external platforms. A strong understanding of LiveDoc structure within Seismic is essential.You will join an established team of experienced Seismic specialists and collaborate on a range of technical and strategic initiatives.Key Responsibilities

Take ownership of the ongoing development, maintenance, and optimisation of automated and customisable proposal documents-one of the platform’s core projects.

Build advanced, scalable Seismic LiveDoc solutions that deliver automation benefits and improve the user journey for Front Office teams, including documenting solutions when required.

Gather project requirements and interpret complex briefs from stakeholders at all levels, maintaining a solutions-focused approach while managing expectations and timelines.

Test, troubleshoot, and optimise Seismic solutions to ensure high performance and reliability.

Support integrations between Seismic and external systems via APIs, data loaders, and other integration tools to ensure timely and accurate delivery of source data and reduce manual effort for end users.

Collaborate with the wider Seismic team on platform projects, maintenance, and continuous improvement, including the development and upkeep of Seismic Hubs, compliance workflows, and system architecture.

Deliver training sessions to end users across the organisation.

Champion the technical team as a key solutions partner for Front Office functions.

Provide analytics and reporting to demonstrate the impact and effectiveness of delivered solutions.

About YouIf you meet some of the criteria below and are excited about the opportunity, we encourage you to apply:

Extensive knowledge of Seismic platform administration and LiveDoc development.

Familiarity with Seismic LiveSend, Digital Sales Rooms, Workflows, and Reference Content.

Strong skills in PowerPoint and Word, particularly with Seismic add-ins.

Advanced Excel capability, including the creation and maintenance of Seismic Lists and databases.

Ability to manage stakeholder expectations at all levels.

Shopify Developer

Halian Technology Limited

Senior/LeadShopifyDeveloperAboutUsMyclientisaShopifyPlatinumPartnerandoneoftheUKsleadingdigitalcommerceagencies,helpingsomeoftheworldsmostexcitingbrandsbuild,scale,andoptimisetheironlinestores.OurteamispassionateaboutcraftingseamlesscustomerexperiencesandpushingthelimitsofShopifysecosystem.Astheycontinuetogrow,they’relookingforaSenior/LeadShopifyDevelopertojoinourfullyremoteteamsomeonewhocantakeownershipofcomplexShopifyprojects,guideourdevelopmentteam,anddrivebestpracticesacrossourtechnicaldelivery.TheRoleAsaSenior/LeadShopifyDeveloper,youllberesponsibleforleadingtechnicalbuildsacrossarangeofShopifyPlusprojects.Youllcollaboratecloselywithdesigners,projectmanagers,andotherdeveloperstodeliverperformant,scalable,andbeautifullycraftedecommerceexperiences.Youllalsoplayakeyroleinmentoringjuniordevelopers,definingcodingstandards,andcontributingtoarchitecturaldecisionsthatshapeourtechnicaldirectionasaPlatinumPartneragency.KeyResponsibilities

Leadend-to-endShopifyandShopifyPlusdevelopmentprojects.

Architect,develop,andmaintaincustomShopifythemesandapps.

Implementclean,efficient,andreusablecodeusingmodernfront-endandback-endtechnologies.

Collaboratewithcross-functionalteams(Design,UX,Strategy,QA,PM).

Optimisesiteperformanceandscalability.

Integratethird-partyAPIsandcustomfunctionalityusingShopifysAPIandGraphQL.

StayaheadofemergingShopifyfeatures,trends,andbestpractices.

Providementorshipandtechnicalleadershiptootherdevelopers.

Participateincodereviews,technicalplanning,andprojectestimations.’

RequiredSkills&Experience

5+yearsofprofessionalexperienceinwebdevelopment,withatleast3yearsspecialisinginShopify/ShopifyPlusinaseniororleadposition.

DeepunderstandingofShopifysLiquidtemplatinglanguageandthemearchitecture.

StrongproficiencyinHTML5,CSS3,JavaScript(ES6+),React/Vue,andmodernfront-endbuildtools(Webpack,Vite,etc.).

ExperiencebuildingcustomShopifyappsusingNode.jsorRubyonRails.

FamiliaritywithHeadless/Hydrogen/StorefrontAPIapproaches.

ProvenexperiencewithShopifyAPIs,GraphQL,andwebhooks.

StrongunderstandingofecommerceprinciplesandUXbestpractices.

Experienceleadingprojectsormentoringdevelopers.

Excellentcommunicationandcollaborationskills.

MustbebasedintheUKwithfullrighttowork.

NicetoHave

ExperiencewithTypeScript.

FamiliaritywithheadlessCMSplatforms(e.g.Contentful,Sanity).

KnowledgeofCI/CDpipelinesandmodernDevOpsworkflows.

Previousexperienceinanagencyenvironment.

ThisroleoffersflexibleworkingandyoumustbebasedintheUK.2Stageinterviewprocesswithinterviewslotsimmediatelyavailable.Applynowtobeconsidered.

Full Stack Software Engineer Java React Banking

Full Stack Software Engineer Java React Banking LondonThis 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 bankRole details

Title: Full Stack Software Engineer

Technical focus - React (75%) and Java (25%)

Employer: front office banking derivatives

Permanent role salary 70-85,000 plus bonus and pension

Location: London City and home working hybrid 50/50%

Technical stack: primarily React focused with a java base

This is an AVP 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 projectsThis role will be interviewed in December, and offer out in JanuaryPosition DescriptionDerivatives Front Office Full Stack ApplicationWe’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 endWork 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 solutionThis is an interesting role in a thriving area of the bankFor more information, and the chance to be considered, please do send through a CV- Good luckReact 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

Lead Developer

SR2 - Socially Responsible Recruitment

Lead Frontend Developer | Remote | £75,000-£80,000 |We’re supporting a long standing client of ours, a mission-driven FinTech who continue with their digital evolution and we’re looking for a Lead Frontend Developer who wants to make a real impact.This is your chance to take full ownership of a customer-facing web experience used by thousands of people building better financial futures. You’ll set the direction for the Front End stack, mentor a team of talented engineers, elevate the design system, and craft fast, accessible and beautiful user journeys that make finance feel simple. If you love autonomy, clean design, technical leadership and solving problems that genuinely help people you’ll thrive here.What You’ll Be Doing

Own the entire Front End stack across all customer journeys

Lead and mentor developers, raising the bar on engineering quality

Evolve a modern, scalable component library & design system

Turn ideas into polished, production-ready UI with the design team

Champion performance, accessibility, responsive design & Front End architecture

Partner with Back End and product teams to ship seamless, integrated features

Drive continuous improvements that make the platform faster, cleaner and more delightful to use

About You:

Has deep experience with modern Front End frameworks (React, Vue, Angular, etc.)

Has built scalable, reliable, production-grade interfaces

Enjoys leading, mentoring and supporting a growing team

Works comfortably with design systems, component libraries and API integrations

Cares deeply about performance, accessibility and creating standout user experiences

Thrives in collaborative, product-focused engineering environments

This is a genuinely exciting chance to lead the future of a modern FinTech Front End with the space to influence, innovate, and see your work make a real difference.

Associate Scala Developer

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.The Global Streaming Data Platforms (GST-Data) department is leading the way in many areas of data. The department has designed and built a world-leading real time data analytics platform, using the latest cloud and open-source technologies. We stream billions of events each day to enable our partner teams across Sky and Comcast deliver customer-led sophisticated insights and analytics.What you’ll do

Design, build, test and maintain a metadata catalogue platform orchestrating metadata ingestion, processing and presentation from range of sources and technologies.

Develop against full technology stack, from infrastructure and deployment to UI

Work across full software lifecycle, adopting a you build it, you run it approach.

Deploy fully cloud based platform using CICD pipelines

Take an active role in story definition, assisting business collaborators with acceptance criteria.

Collaborate with Senior and Principal Engineers to design and plan feature delivery.

Develop and broaden your knowledge and skills through ‘time to learn’ and support from engineering community.

What you’ll bring

Proven experience of building and supporting software applications in Scala and React.

Knowledge and/or experience of GCP or AWS

Understanding of Test Driven Development and continuous delivery.

Adaptability to work on all areas of software development from planning, through development to deployment.

Understanding and/or experience of working in an Agile environment.

Positive attitude and willingness to learn and work as part of a team.

Typescript experience is desirable but not essential

Team overviewGlobal Streaming TechnologyOur team develops and supports market-leading video streaming services, underpinned by state-of-the-art engineering principles. We do this at huge scale: for over 50 million customers globally, spanning NBCUniversal Peacock in the US and Sky, NOW and SkyShowtime across Europe and Showmax across Africa. No matter the device, the time or the place, we make sure that our diverse audiences can easily find and enjoy whatever they want to watch, choosing from the world’s best entertainment, news and sport.The rewardsThere’s one thing people can’t stop talking about when it comes to : the perks. Here’s a taster:

Sky Q, for the TV you love all in one place

The magic of Sky Glass at an exclusive rate

A generous pension package

Private healthcare

Discounted mobile and broadband

A wide range of Sky VIP rewards and experiences

Inclusion & how you’ll workWe 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 spaceOsterleyOur 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 salon.We’d love to hear from youInventive, 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 Engineer - UK*C DV

Software Engineer - UK*C DVSalary: £40,000 - £85,000 DoELocation: London - expect to attend site five days a weelClearance: Must hold current UK*C DVThe company:Cyber Security and National Security SME. The company is large enough to offer stability, expert support and career progression while enabling you to work with a large degree of autonomy developing cutting edge solutions over a range of projects.Requirements:They are open to your background, but would expect you to have experience in some of the following tech stack and be proactive in learning new technologies. You will have a learning and development budget to support this.Python, Java, TypeScript, JavaScriptReact, Angular, ReactKubernetes (k8s) DockerAWS, AzureElasticsearch, MERN, Neo4JBenefitsExcellent company benefits including significant pension contributions, BUPA, equity and training allowance.

Full-Stack Developer - Inside IR35 - Remote

Tenth Revolution Group

OverviewWe are seeking a strong Full-Stack Engineer with solid data and analytical skills to deliver enhancements to the client’s existing BSIS reporting system. This role involves working across the full technology stack, implementing new features, and reverse-engineering existing reports and stored procedures to understand and refine business logic. The ideal candidate is a proactive problem-solver who thrives in dynamic environments and enjoys collaborating in cross-functional teams.Key Responsibilities

Develop and enhance features within the existing BSIS reporting system.

Reverse engineer and analyse existing reports, SQL Stored Procedures, and business logic to define improvement paths and implement changes.

Design, build, and maintain high-quality .NET full-stack applications.

Support development of dashboards, automated tests, and CI/CD workflows.

Collaborate closely within Agile teams, participating in pair programming, peer reviews, and continuous improvement practices.

Contribute to good engineering culture through documentation, clean code, and technical transparency.

Required Technical Skills

C# Full Stack .NET developer with strong experience in:

SQL Server

SQL Server Reporting Services (SSRS)

ASP.NET web framework

Team Foundation Server (TFS)

Expertise in reading, interpreting, and modifying complex SQL Stored Procedures.

Ability to reverse engineer business logic and translate findings into actionable development tasks.

Git / GitHub

DevOps, including exposure to CI/CD pipelines and secrets scanning

Experience with cloud-based engineering (any major cloud provider)

React (front-end development)

Test-Driven Development (TDD)

Automated testing frameworks such as Playwright and PyTest

Experience with reporting and BI tools (e.g., Power BI, Tableau)

Familiarity with Agile delivery practices and ceremonies

Strong general engineering discipline: clean code, documentation, maintainability

To apply for this role please submit your CV or contact Dillon Blackburn on (phone number removed) or at (url removed).Tenth Revolution Group are the go-to recruiter for Data & AI roles in the UK offering more opportunities across the country than any other recruitment agency. We’re the proud sponsor and supporter of SQLBits, Power Platform World Tour, and the London Fabric User Group. We are the global leaders in Data & AI recruitment.

Senior React Developer

Contract Length: 3 months Rate: (Apply online only) p/d Inside IR35OverviewWe are seeking a highly skilled engineer with deep expertise in React and Single Sign-On (SSO) implementations, particularly Okta. The successful candidate will combine strong front-end development skills with proven experience in authentication and identity management.Key Responsibilities

Modernize and refactor an existing Fix UI application:

Update outdated codebase to current React standards.

Improve maintainability and performance.

Implement multi-tenant architecture within the UI.

Integrate the application with SSO solutions, ensuring flexibility to connect with:

OAuth / OpenID Connect

SAML

Okta (primary client requirement).

Deliver clean, scalable, and secure code aligned with best practices.

Collaborate with internal teams to ensure smooth integration and deployment.

Essential Skills & Experience

Expert-level React development (hooks, state management, modern patterns).

Strong background in SSO implementation and identity protocols.

Hands-on experience with Okta integration.

Knowledge of OAuth 2.0, OpenID Connect, and SAML.

Experience building multi-tenant applications.

Ability to refactor and modernize legacy codebases.

Nice-to-Have

Familiarity with other identity providers (Azure AD, Auth0, Ping Identity).

Experience in secure coding practices and compliance frameworks.

Strong problem-solving and communication skills.

Senior Fullstack Developer

Senior Fullstack Engineer - Fintech Scale-Up (Java, Angular, Azure)Titles: Senior Fullstack EngineerTech Stack: Java Spring Azure AngularLocation: London (Hybrid - 2-3 days/week)Package: 85-95k + 20% bonusThe Company:Growing fintech working with major banks on business banking products, providing solutions and serving thousands of businesses.The RoleHiring a Senior Fullstack Engineer to build scalable Java microservices for core banking platforms. Take ownership of key components and work with a talented team on high-performance financial solutions.What you’ll do as a Senior Fullstack Engineer:

Design and develop Java microservices (Spring Boot, Hibernate/JPA) for backend systems

Build cloud-native solutions on Azure with containerization

Implement RESTful APIs using Java integrated with banking platforms

Develop full-stack features with JavaScript frameworks (Angular)

Champion CI/CD, TDD/BDD, and engineering best practices

Optimize Java applications for high-volume, high-availability systems

What You Need

5+ years experience as a Software Engineer with strong Java/J2EE expertise (Java 8+, Spring, Hibernate)

Frontend Angular experience (React may be considered)

Cloud experience with microservices (AWS preferred)

Docker and Kubernetes hands-on experience

Fintech/regulated industry experience preferred

Why Join?

Java-focused role powering major banking platforms

Scale-up energy with enterprise stability

Comprehensive benefits + career development programs within software engineering

Are you a Senior Fullstack Engineer with skills across Java and Angular? Apply now to discuss this opportunity in fintech.

Java Full Stack Engineer (Consultant / Senior Consultant)

You’ll work on a wide variety of projects and gain exposure to technologies including Java, Kotlin, NodeJS, Spring Boot, RESTful microservices, React, NoSQL databases and cloud platforms.Java Full Stack Engineer - Consultant / Senior ConsultantSalary: 45,000- 70,748 Base locations: London, Manchester or Glasgow (Hybrid working) Organisation: Global IT ConsultancyAre you a passionate Java Full Stack Engineer looking to build modern, impactful digital solutions across a range of transformation programmes? This is an opportunity to join a dynamic, fast-growing engineering community where you’ll work with cutting-edge technologies and deliver meaningful outcomes for clients across the UK.About the RoleAs a Java Full Stack Engineer, you’ll be responsible for designing, building and delivering high-quality digital products that solve complex business challenges. You’ll work closely with cross-functional teams, applying engineering best practice, innovation and a consultative mindset to shape solutions from end to end.You’ll work on a wide variety of projects and gain exposure to technologies including Java, Kotlin, NodeJS, Spring Boot, RESTful microservices, React, NoSQL databases and cloud platforms.This role is ideal for engineers who enjoy variety, value continuous learning and want to push forward modern engineering standards within diverse client environments.What You’ll Do

Deliver high-quality microservices using Java (Spring Boot)

Build responsive front-end applications using React, TypeScript/JavaScript, HTML and CSS

Design and build cloud-native solutions using AWS or Azure

Use Git-based version control and CI/CD tooling (GitHub, GitLab, Jenkins)

Implement containerisation using Docker & Docker Compose

Contribute to agile teams, collaborating closely with product owners, designers and fellow engineers

Apply engineering best practices, clean code principles and secure delivery standards

What We’re Looking ForRequired

Strong experience building microservices with Java (Spring Boot)

Experience developing front-end applications with React & TypeScript/JavaScript

Proficiency with Git and online repo tools (GitHub, GitLab etc.)

Experience with CI/CD pipelines

Knowledge of cloud platforms such as AWS or Azure

Experience using Docker

Comfortable working in agile delivery environments

Desirable

Terraform or other Infrastructure as Code tools

Experience with NoSQL databases (e.g., MongoDB) or SQL (e.g., Postgres)

Understanding of web standards, accessibility and development best practice

Experience with Apache NiFi

Bonus Skills

Microservices in C#

Integrating LLMs (e.g., LangChain, Vercel AI)

Experience using the (url removed) Design System and Nunjucks

What You’ll LoveYou’ll be part of a culture that prioritises learning, collaboration and innovation. Expect:

Exposure to high-profile transformation programmes

Access to extensive training and certifications across cloud, security, DevOps, agile and engineering disciplines

Regular knowledge-sharing sessions and digital showcases

Opportunities to attend a dedicated training campus near Paris

Monthly team drinks, breakfasts and away days for connection and development

Hybrid working and flexibility to support work-life balance

Strong wellbeing support, including mental health champions and wellbeing apps

Additional Information

You must be fully flexible for UK-wide client assignment travel as required

Right to live and work in the UK is essential

Hybrid working applies; office base will be London, Manchester or Glasgow

Ready to take the next step?If you’re an ambitious full stack engineer looking to work with leading technologies, grow your expertise and deliver meaningful impact, we’d love to hear from you.Apply today and help shape the next generation of digital excellence.

C#/.NET Full Stack Engineer

Role: C#/.NET Full Stack EngineerBase Locations: London, Manchester, Newcastle or Glasgow Working Pattern: Hybrid, with flexibility for client assignmentsOverviewWe are seeking experienced Full Stack Engineers to support the delivery of modern digital solutions across a range of transformation programmes. This role sits within a multi-disciplinary engineering and consulting environment, working closely with architects, designers, product teams and client stakeholders.Key Responsibilities

Design and build applications using ASP.NET Core, C# and modern JavaScript frameworks

Develop responsive, accessible front-end interfaces using React, Angular or Blazor/Razor

Contribute to cloud-native architectures on AWS or Azure

Implement modern DevOps practices including CI/CD pipelines and automated testing

Collaborate within agile teams to deliver high-quality, scalable software

Integrate with relational and non-relational databases where required

Required Skills & Experience

Strong commercial experience with ASP.NET Core and C#

Experience building front-end applications using modern frameworks

Cloud experience (AWS/Azure)

CI/CD (GitHub, GitLab, Azure DevOps or Jenkins)

Proficiency with Git workflows

Experience working in agile environments

Desirable Experience

Docker, Docker Compose

Terraform or other IaC tools

EF Core, relational DB experience

NoSQL (MongoDB, Cosmos DB)

Microservices in Java/JS/TS

Experience with LLM/AI integration frameworks (e.g., LangChain)

Familiarity with modern design systems

Additional Information

A flexible benefits package is available to tailor to personal needs

Applicants must have valid UK work authorisation

This role may require travel to client sites

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