senior java full stack developer jobs in London

Architect and ship resilient cloud-native applications for European clients with strict GDPR privacy, high performance, and modern web frameworks.As Senior Full-Stack Cloud Engineer in London (Shoreditch / Remote UK), you will work closely with our European client roster. You will build highly scalable web systems using modern TypeScript, React, and...

Maxwell Bond is seeking a Senior Full Stack Developer to join a fast-moving HealthTech team building a new customer-facing platform using C#/.NET, React and Azure. You'll own significant parts of the backend and frontend, contribute to architecture decisions, and ship deliverables with an API-first approach.You'll work in a remote-first environment with...

Taktile is hiring a Full-Stack Engineer to build features across the AI agent platform, from the backend runtime to the frontend UX. You will work with Python (FastAPI) on AWS serverless, and React/TypeScript on the frontend, delivering production features and improving reliability.The role is hybrid, requiring at least 3 days per week in London, Berlin, or...

JPMorgan Chase is seeking a Senior Lead Full Stack Software Engineer within Cybersecurity and Technology Controls. You will lead a team delivering scalable front-end and back-end solutions, mentor engineers, and drive best practices across UI/UX and data pipelines.You will collaborate with product, design, and backend teams to ensure robust, secure software...

Welocity is seeking a Senior Full Stack Developer to join our London team. You will design, develop, and maintain scalable, high-quality software using Next.js, PostgreSQL, and AWS Lambda.You will lead projects, mentor junior developers, and collaborate across teams to deliver robust solutions. We value innovation and proactive problem-solving, with a focus...

Elsevier in the United Kingdom is seeking a software engineer to deliver secure, scalable software and cloud infrastructure in production. You will design, build, and deploy production-ready solutions in AWS, with CI/CD, monitoring, and incident response as part of a cross-functional Agile team.You will mentor colleagues, contribute to engineering standards,...

A leading investment management firm in London is seeking an expert Software Engineer to join their Data Products team. The ideal candidate will have proficiency in Python, TypeScript, and React, with 4+ years of software engineering experience. This full-time role involves developing scalable backend systems and full-stack applications while collaborating...

EngineersOfAI is seeking a Senior Engineer who will work on developing solutions for our banking platform, collaborating with diverse teams. The role offers flexible working, primarily based in London but open to candidates across the UK.As a full-stack engineer, you will contribute to various initiatives, with no formal qualifications required, just a...

Fruition Group in City of London is seeking an experienced full-stack engineer to architect and build scalable web applications using React and TypeScript on the frontend and Node.js/TypeScript on the backend.You will lead design and development of high-performance systems, apply best practices in security, accessibility, and performance, and mentor junior...

the company in London is seeking a senior full-stack engineer to help build the next stage of the product. You’ll work across our consumer app, backend, activity integrations and the infrastructure needed to scale.Stack: React Native / Expo / TypeScript | Node.js / Express | PostgreSQL | DigitalOcean. You’ll work closely with the founders in a tiny team...

RevTech is seeking a Full Stack Engineer for FX trading in London. You will design, build and scale trading products across server and client sides, owning features from inception to production support, with a focus on AI-assisted development and clean code.The contract runs for 12 months with on-site work three days per week in London, starting ASAP. Strong...

Contract Senior Java Developer – Data/MarketmakingOutside IR35 (6 month rolling) In office – City of LondonQuant Capital is hiring for a small, high-performing market maker in London.If you are interested in applying for this job, please make sure you meet the following requirements as listed below.This is a junior-to-mid role focused primarily on Java...

Are you passionate about building modern, scalable software solutions that make a meaningful impact? Do you enjoy collaborating across global teams, solving complex technical challenges, and using emerging technologies to drive innovation?About the Business LexisNexis® Risk Solutions provides customers with solutions and decision tools that combine public...

Build Circle Ltd in London is seeking a Lead Technology Consultant to own delivery outcomes and set technical direction for client engagements. You’ll be hands-on across backend (.NET/Java), frontend (TypeScript/JS), and the delivery pipeline, ensuring robust solutions.You’ll spend much of your week working with client teams, sometimes remotely,...

Treefera is hiring a Senior Full Stack Engineer to strengthen delivery capacity in Environmental Intelligence. You will build across UI, API and pipelines, combining Python with other languages as needed.You’ll work to turn ambiguous ideas into shipped software within existing platform constraints, while improving how the team builds, documents and scales....

Growthcurve LTD is hiring a Senior Full Stack Developer to own an end-to-end marketing site build in London. This hybrid role blends architecture, coding and deployment responsibilities with close collaboration to the design director and client product team.You will work hands-on, writing code, setting up infrastructure, and establishing the deployment...

MBN Solutions is partnering with an early-stage AI business to hire a Senior Product Engineer who wants a direct hand in shaping the product. You’ll work closely with the founders and customers, taking meaningful problems from first conversation through to production.You’ll help decide what to build, work across the stack and see how your decisions...

Winton is seeking a Senior Full Stack Developer to deliver end-to-end post-trade and reporting software. You will collaborate directly with operations, fund accounting and senior management, owning solutions from requirements gathering to deployment.The role focuses on C#/.NET backend, Angular/TypeScript frontend, and data technologies (MSSQL, PostgreSQL) in...

Hayfin Capital Management LLP is hiring a Full-Stack Engineer to build our analytics workbench, enabling data-driven analysis and decision making across the business. You will own the in-house analytics platform, work across the full stack, and coordinate with an offshore vendor team to ensure timely delivery.The role emphasizes hands-on enterprise software...

Broadridge is seeking a Senior Developer to join the AI Enablement Team in London. The role focuses on implementing and designing GenAI-enabled solutions across the organization, contributing to platform capabilities and cutting-edge AI projects.You will lead development, technical guidance, code reviews, testing, and cross-functional collaboration to...