senior java full stack developer jobs in London

Keylane UK is seeking a Full Stack Developer to build SiteView with React front-end and Java/J2EE back-end, in a Docker/AWS environment.You will contribute across the development lifecycle, prototype features, write tests, and deploy, collaborating with a small team to deliver scalable SaaS for insurers. You will investigate issues, optimize performance, and...

🚀Senior Full Stack Engineer – Java/Kotlin&React 📍London | Hybrid 🏦Tier 1 Investment Bank | Prime Finance We are partnering with a Tier 1 investment bank on a major, multi-year transformation of its Prime Finance Equities platform. The Equity Accelerator programme is re-engineering core trading and post-trade systems, replacing legacy...

Full Stack Java Spring Software Engineer 100,000 Plus Bens Quant Capital is urgently looking for a Java Software Engineer for our high profile investment management vendor.Hit Apply below to send your application for consideration Ensure that your CV is up to date, and that you have read the job specs first.Our client is a well known global wealth management...

This is a chance to help rebuild the technology backbone of a global Prime Finance business. JUXT is partnering with a Tier 1 investment bank on its Equity Accelerator program, a multi-year, high-visibility initiative to modernize the Prime Finance Equities platform. The program is re-engineering core trading systems, building brand-new data and...

Location: London Contract: 12 months Working Pattern: Hybrid – 3 days per week onsite Positions: 3 We are recruiting experienced Senior Java Low-Latency Developers to design and develop high-performance trading, exchange connectivity and Direct Market Access platforms. This is a hands-on senior engineering role focused on building resilient, scalable and...

Full Stack Python Developer Salary: £60,000 to £80,000 Location: West London Working arrangement: Predominantly office and customer-site based, with some remote working available Employment: Permanent, full-time MFK Recruitment is recruiting a Full Stack Python Developer for an innovative UK technology company developing advanced Artificial Intelligence...

Full Stack Engineer (Java/Kotlin & React) | FX Trading | Contract | London | Up to £535 p/day (Inside IR35 via Umbrella)I'm working with a global consulting firm that's building the strategic software behind a tier-1 bank's FX trading business in London, and they need a Full Stack Engineer to join the team.It's proper end-to-end ownership, from first idea...

Project descriptionAs a Senior Full Stack Java Engineer within the US Corporate Loans POD, you will design, develop, and deliver enterprise integration solutions connecting Loan IQ with upstream and downstream platforms. You will leverage modern cloud-native technologies, AI-assisted development tools, and Agentic AI practices to improve software quality,...

JUXT is partnering with a Tier 1 investment bank on a major transformation of its Prime Finance Equities platform. You will engineer live, financially critical systems using Java/Kotlin and React/TypeScript, delivering modern, cloud-native solutions with event-driven architecture.You will design for failure handling, data integrity, and scalable delivery,...

Randstad Technologies seeks a Full Stack Java/React Developer to build and deploy enterprise-scale distributed applications and microservices in a London hybrid setting. You will work across backend Java (11/17) and frontend React/TypeScript, leveraging Docker, Kubernetes, and modern data stores such as Oracle, PostgreSQL, or MongoDB.The role requires 5+...

Full Stack Web Developer Python JavaScript Fintech up to 90K + bonus Quant Capital is urgently looking for a full stack web JavaScript and Django Web Developer to join our high profile client. Our client is a major global financial exchange, driven by technology. They are at the bleeding edge of not only product ideas but also technology and data...

Hive Science is a tech start-up whose technologies are in use by many of the world’s largest brands including Land Rover, Edward Jones & numerous other fortune 500 brands. The Hive platform is delivering novel intelligence at the intersection of quantitative social psychology, behavioral science & AI/ML to accelerate & transform how work is done. We’re...

Want to lead technically without giving up the code?We’re looking for a Full Stack Tech Lead to take ownership of some of the most important foundations behind ECA’s multi-tenant B2B SaaS platform.This isn’t a role where “Technical Lead” means spending your week in meetings, updating spreadsheets and slowly drifting away from engineering.You’ll...

What we do. Electric Car Leasing Why we do it. Greener. Fairer. Future. We’re looking for a Senior Fullstack Software Engineer (Python and React) to join our product and engineering team building the systems that power our ability to revolutionize the electric car leasing industry. Our tech stack is Python with GraphQL, React with Next.js, PostgreSQL and...

Job Description Full Stack Engineer London N1 – Full Time – Hybrid – Salary Dependent on Experience Ready to revolutionize global logistics? Join Reelables and help us transform how the world tracks packages. We’re pioneering paper-thin smart shipping labels using Bluetooth and 5G to track millions of packages globally — and we’re building the...

Please note this is for London, UK. You only need toapply to one location if there are multiple listed for the job. At Ripple, we’re building a world where value moves like information does today. It’s big, it’s bold, and we’re already doing it. Through our crypto solutions for financial institutions, businesses, governments and developers, we are...

Senior Full Stack Software Engineer £100,000–£110,000 + benefits UK-based | Hybrid – London 2 days per week Certus Recruitment is working with an ambitious UK fintech building a regulated stablecoin and digital payments platform. We are looking for a Senior Software Engineer to join at an early stage and help build the application, financial...

Join to apply for the Senior Software Engineer (Full Stack) role at HumaansJoin to apply for the Senior Software Engineer (Full Stack) role at HumaansAbout UsHi, we’re Humaans! We help globally scaling organisations transform their HR processes with a human-centric approach.About UsHi, we’re Humaans! We help globally scaling organisations transform their...

Salary: £100,000 - 100,000 per year Requirements Hands-on AI development using modern tools and IDEs (e.g., Windsurf). Solid understanding of programming concepts and microservices. Proficiency in Java with Spring. Experience with CI/CD, automated testing (JUnit/Spock), and containers (Docker). Familiarity with microservices, observability/telemetry (e.g.,...

About LendableLendable is on a mission to build the world's best technology to help people get credit and save money. We're building one of the world’s leading fintech companies and are off to a strong start:One of the UK’s newest unicorns with a team of just over 700 peopleAmong the fastest-growing tech companies in the UKProfitable since 2017Backed by...