senior java backend developer jobs in London

Ascendion is looking for Senior Java Consultant in London, UK ! In order to make an application, simply read through the following job description and make sure to attach relevant documents.Location: Bromley, UKWorking Model: Hybrid Full-Time role with AscendionWe are looking for a strong Java Consultant with excellent technical capabilities to join a...

Job Description Role Overview This role focuses on building and enhancing electronic trading systems used in fast-paced capital markets environments. You’ll develop backend services that support high-volume trading, working closely with product and trading stakeholders. Key Responsibilities Develop backend services using Java Enhance performance,...

Job descriptionPlease note this is a permanent role and we prefer a hybrid working model; we are flexible with remote working as long as you can meet with the team in our London studio in-person now and then. Please note we cannot support VISA + relocation for this role.At Framestore’s Oscar-winning Technology team, innovation is at the heart of what we...

Software Engineer Build technology powering the future of sustainable travel At SilverRail, we’re transforming the way the world travels. As rail becomes the preferred low‑carbon option for short and medium‑haul journeys, our technology powers seamless booking experiences for travellers and travel companies across the globe. With teams and offices...

SENIOR BACKEND SOFTWARE ENGINEER | UK REMOTE | £100,000 - £120,000About the OpportunityMy client, an exceptional aerospace tech firm building next-gen communication intelligent networking company are looking for a Senior Backend Engineer to work on their highly technical core systems.The RoleJoin their core engineering team to design, build and refine...

Job Title: Senior Backend Engineer Salary: Up to £145,000 base + equity Location: Central London Work Type: Hybrid, 3 to 4 days per week onsite Role: WeDo is partnering with a high growth AI startup building an agentic AI platform designed to solve complex, real world problems across global enterprise operations. The business is at an exciting stage of...

Employment Type: Full-time and PermanentRemuneration (London; On-site): £90–120k Base Salary + Discretionary Bonus + EquityWe are a stealth-mode AI laboratory researching and developing Machine Learning models.The founding team consists of Cambridge graduates and former engineers at Microsoft, Bloomberg and Goldman Sachs. We are backed by prominent...

Our vision is to give everyone the belief they can make their move. We aim to make moving simpler, by giving everyone the best place to turn to and return to for access to the tools, expertise, trust, and belief to make it happen. We’re home to the UK’s largest choice of properties and are the go‑to destination for millions of people planning their...

LSEG (London Stock Exchange Group) is seeking a highly technical, hands-on Java developer to contribute to backend services and web applications within the Data & Analytics team. You will design, develop, and maintain backend systems, integrate with frontend components, and collaborate with senior engineers in an Agile environment to deliver scalable trading...

Who are Benifex? 💚💜 We are a fast-moving technology company, and one of the most successful providers of online reward and benefits solutions in the world. We believe that everyone deserves an exceptional experience at work, every day, and build workplace technology that makes this happen. Benifex’s mission is to build remarkable experiences that...

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 BusinessLexisNexis® Risk Solutions provides customers with solutions and decision tools that combine public and...

**Senior JVM Engineers – Java / Scala / Kotlin** **Location:** Canary Wharf, London – 3 days per week in the office **Salary:** Up to **£160,000** + benefits We’re looking for an exceptional **Senior JVM Engineer** to join a high-performing engineering team in Canary Wharf. This is a hands-on role for an engineer who enjoys solving complex...

At a Glance Capsa is an AI platform that accelerates due diligence and deepens insights for Private Equity funds. We are hiring Staff / Senior Backend Engineers who are comfortable building robust, scalable systems that power our AI platform. Details: • Role: Backend Engineer • Location: London, UK (Hybrid, In-Person 4 days a week) • Experience:...

The Experience team designs Spotify’s consumer experience—end to end, moment to moment, across every screen, platform, and partner integration. Our mission is to make listening feel effortless, personal, and joyful for billions of users around the world. That means turning complexity into clarity across hundreds of touchpoints—from our mobile and...

Job Description​We are looking for a Senior Developer to join our Software Engineering team in London. Thisrole is ideal for a hands-on technologist who enjoys tackling complex business challenges anddelivering high-quality software solutions. The successful candidate will be responsible fortechnical design, development, and delivery of enhancements to...

About ExTracExTrac is a decision intelligence company used by governments, defence organisations, financial institutions, and corporates operating in complex, fast-moving environments. Our capabilities fuse curated data sources, domain-specific AI, and deep human expertise to transform information overload into clear, actionable foresight.Our ambition is to...

This role involves leading the Java backend development team and ensuring the delivery of high-quality, scalable, and reliable software solutions. Java Backend Lead (Chinese Speaking) – Hammersmith, England About Eeze Eeze is an iGaming operator with 686 employees. Estimated Benefits Health insurance Pension plan Paid time off Benefits estimated based on...

Contract Senior Full Stack Developer – Java 21 / React / AWSContract Senior Full Stack Developer – Java 21 / React / AWSWe are looking for a Senior Full Stack Developer.The role is to build a new Forms capability consisting of a Java 21 / Spring Boot 3 backend service and a React / Vite / TanStack frontend portal, both deployed as containers on AWS...

Company DescriptionWise is a global technology company, building the best way to move and manage the world’s money. Min fees. Max ease. Full speed.Whether people and businesses are sending money to another country, spending abroad, or making and receiving international payments, Wise is on a mission to make their lives easier and save them money.As part of...

🚀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...