senior java developerin jobs in London

**Senior Java Developer (x2) – Retail Banking Payments/Transactions** **Contract:** 12 Months **Rate:** £800 per day (Inside IR35) **Location:** Canary Wharf, London – 3 days onsite / 2 days WFH We are currently seeking 2 **experienced Senior Java Developers** to join a major **retail banking transformation programme** within a leading financial...

Hunter Bond in London is seeking a Java Developer with strong finance sector experience to join a leading trading firm. You will work on Greenfields development projects, focusing on buy-side trading platforms and collaborating with top developers in the sector.This is a 6 month rolling contract with a very high chance of extension, offering exposure to...

Capital One UK, London, is seeking a Senior Software Engineer to design, develop and maintain software that automates core business processes. You will work across product, design and operations to create high-impact solutions in a hybrid London setting.You’ll contribute to architectural decisions, automate deployments and testing, and collaborate with a...

Wise is hiring a Senior Software Engineer II for Cash Management to help shape the global payments network. You will design and build scalable microservices in Java/Spring Boot, ensure reliability, and collaborate across Product, Solutions Engineering and Business Development.You will model complex financial domains with Domain-Driven Design, work with Kafka...

London | Hybrid | Tier 1 Investment BankThe OpportunityWe are partnering with a Tier 1 investment bank on a major, multi-year Equity Accelerator programme focused on modernising its Prime Finance Equities platform. The programme is re-engineering core trading and post-trade systems, introducing new data and market-expansion platforms, and enabling advanced...

A leading global financial services firm based in Greater London is seeking a Senior Java Developer to deliver low-latency trading system components. The ideal candidate will have expertise in Java and experience with distributed systems, cloud environments like AWS, and trading flows. This role emphasizes collaboration across global teams and innovation in...

Maxwell Bond is recruiting a Senior Java Engineer for a fixed-term contract in London (Canary Wharf). You will design, build and operate backend services, APIs and cloud-native microservices on regulated financial platforms.The role demands strong Java/Kotlin expertise, hands-on AWS experience, and a collaborative, delivery-focused mindset. Immediate...

Contract Senior Java Developer – Data Up to 700 per day Outside IR35 (6 month rolling)In office – City of LondonQuant Capital is hiring for a small, high-performing market maker in London.Have you got what it takes to succeed The following information should be read carefully by all candidates.This is a junior-to-mid role focused primarily on Java...

JPMorgan Chase & Co. in City of London is seeking a Software Engineer III to join the Corporate & Investment Bank Payments tech team. You will be a seasoned member of an agile team designing trusted market-leading technology products with security, stability, and scalability.You will contribute across the SDLC, develop secure production code, and drive...

A leading tech recruitment firm in London is looking for a Senior Engineer specializing in AWS and Java. You will design and build serverless features, mentor junior engineers, and lead code reviews. The ideal candidate has experience with distributed systems and a collaborative mindset. This role offers a competitive salary of up to £85,000 and a hybrid...

Core Java Developer Trading Technology90000 + bonusQuant Capital is urgently looking for a Core Java Developer to join our high profile client.Our client is well known Low Latency Trading liquidity provider and broker. (NO Finance experience needed)As a senior level developer, you will act within the Integration team to produce solution designs, proof of...

Wise is hiring a Senior Software Engineer II for the Wise for Banks team. You will drive architecture, scalability and reliability of infrastructure enabling banks to connect with Wise’s global payment network.You’ll lead design across 700+ microservices and mentor engineers while aligning with company goals. You’ll work on event-driven systems using...

Vitality is seeking a Principal Software Engineer to lead the engineering function across enterprise platforms and customer-facing solutions. You will shape standards, drive architecture decisions, and guide large-scale initiatives while ensuring reliable, high-performance software delivery. Hybrid work across London, Bournemouth or Stockport offices.The...

WE ARE: Adaptive is a product-led financial technology company with deep expertise in capital, commodity, and digital markets. We build technology for investment banks, investment managers, fintechs, and capital markets service providers. Our consulting teams work with clients to implement and extend that technology, but our starting point is product...

*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...

**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...

Bounteous is a global AI Services firm where agentic engineering and human experience converge to deliver transformative business outcomes for the enterprise. We help organizations design, build, and scale AI-driven products, platforms, and processes. With more than 5,000 team members worldwide, Bounteous delivers AI that sticks, powering adoption and...

About the role We’re looking for a senior engineer to join us working in in our embedded team within Prime Brokerage, the area of the bank that works with hedge funds and large institutional clients. You’ll work hands-on to build data-intensive systems with huge scale. The role carries real ownership and you will help develop the regulatory and client...

The London Metal Exchange invites applications for a senior software engineer to advance LMEsmart, the Inter-Office Trading platform. You will engineer resilient integrations, optimize price-band governance, and surface real-time matching performance to reduce manual effort and strengthen market oversight.You will also lead automation of test tooling, deploy...

A global financial services organisation is growing a senior Java engineering team to support a strategic, business-critical technology platform. This is a hands-on, senior level role suited to experienced engineers who enjoy working on complex systems while helping shape technical direction and engineering standards.What we’re looking forStrong Java...