java jobs in London

Job Title: Java Developer Rate: 525 per day inside ir35 Location: Remote Contract: 6 months rolling We're looking for an experienced Java Developer to join a remote development team working on a Home Office project, building and enhancing secure, scalable Java applications and services. You'll work across Java, Spring Boot, REST APIs and microservices,...

Location: LondonCompany: TalanType: [Full-time]About TalanTalan is a global consulting group specialising in business and IT transformation, with a strong presence in financial markets, digital innovation, and data-driven technologies. We partner with leading financial institutions to deliver innovative solutions that drive performance and resilience.We are...

Discover your future at Citi Working at Citi is far more than just a job. A career with us means joining a team of approximately 219,000 dedicated people from around the globe. At Citi, you'll have the opportunity to grow your career, give back to your community and make a real impact. Job Overview Engineer the future of global finance. At Citi, our...

Infinity Quest Limited is seeking a senior software engineer to lead backend initiatives in a cloud-first environment. You will design scalable data pipelines and own critical services from development through deployment.The role requires 10+ years of experience with Java/Spring Boot and hands-on AWS, including Lambda, ECS, Glue, and RDS. Collaboration...

Michael Page Technology is recruiting a Java Engineer for a hybrid role in Central London. You will join a small team of 10 working on a brand new AI-focused product and take end-to-end ownership of key software projects.You should have 2+ years of industry experience with Java, Linux, Apache, MongoDB and PostgreSQL, plus knowledge of AI prompt engineering....

**Senior Java Developer - Back Office, AWS Migration, CI/CD, iAC (Infrastructure as Code)** Location: 3 DAYS ONSITE IN LONDON Contract Length: 12 months Day Rate / Pay: £700-£750 per day INSIDE IR35 The Senior Java Developer role focuses on delivering back-office solutions within a leading financial services organisation. The position requires...

VP Level Software Engineer (Java/Low Latency/Aeron) Overview Seeking a senior hands-on engineering leader with deep expertise in Java-based low latency distributed systems and high-performance messaging architectures. The role combines technical strategy, architecture, and execution across latency-sensitive platforms. Responsibilities Lead design and...

Oxford Knight in London is seeking a hands-on Tech Lead to build a real-time sub-ledger system powering firm-wide P&L and trade journals. You will lead a small team at the intersection of post-trade infrastructure and distributed systems.The role emphasizes system design, performance, production readiness, and close collaboration with trading, finance, and...

GlobalLogic is seeking a Software Engineer to join a permanent feature team, developing knowledge across platform disciplines and liaising with principal engineers to understand how the platform supports business objectives.You will design, produce, test and implement software across the lifecycle, apply Agile methods, and focus on automated build, test and...

**Low-Latency Java Engineers | FX & Rates** **About the Opportunity** I’m partnering with a specialist technology engineering firm delivering complex, mission-critical trading systems for a leading global investment bank. The firm is expanding its engineering capability across several front-office technology programmes and is looking to hire...

Senior Software Developer- .NET/DevOps skills required Full-time Join Netcompany in leveraging technological innovations to foster societal transformation. Netcompany was awarded 5th position on the esteemed UK Top 50 Best Places to Work in the Glassdoor Employees’ Choice Awards for 2024. As one of the fastest growing technology companies, we are...

Senior Software Developer- .NET/DevOps skills requiredCompany DescriptionJoin Netcompany in leveraging technological innovations to foster societal transformation.Netcompany was awarded 5th position on the esteemed UK Top 50 Best Places to Work in the Glassdoor Employees’ Choice Awards for 2024. As one of the fastest growing technology companies, we are...

Starling is building a new kind of bank and is looking for engineers to join the Getting Paid & Open Banking team in London. You will develop and maintain innovative capabilities that empower businesses to collect payments and integrate with third‑party providers, delivering robust, scalable systems.We value clean coding, automated testing, and continuous...

Remote (UK based candidates only) | Initial 6-Month Contract | £450 pd Outside IR35 | Possibility for extension We're looking for an experienced Technology Lead to drive a major AWS cloud modernisation programme, transforming legacy Java applications into scalable, secure, cloud-native solutions. This is a hands-on leadership role combining architecture,...

🚀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...

Hawksman Technology in London is seeking a consultant Java Developer to join the Securities Finance team within the Equity Technology division. You will develop core in-house platforms, build distributed, enterprise-grade applications with Java and Spring, and implement containerized solutions while integrating real-time messaging and caching for fast,...

HCL Technologies Limited is seeking a senior engineer to own end-to-end, complex distributed systems—from UI through databases and data pipelines. You will design, build, and operate cloud-native microservices in Java 17/21 with Spring Boot, exposing well-versioned APIs and consuming front-ends in TypeScript.This hands-on role requires daily coding, PR...

Innova Solutions is seeking a Kotlin/Java Backend Developer to build the mobile app service layer (backend for frontend) for a travel app. The role involves working on Java 17+, Kotlin and Swift, in a hybrid setup across London and Burgess Hill.The candidate should have a strong track record in microservices/backend-for-frontend design, agile ceremonies, and...

## Lead Java Developer (VP)Applyremote type: Hybridlocations: London United Kingdomtime type: Full timeposted on: Posted Todayjob requisition id: 26966780**Discover your future at Citi**Working at Citi is far more than just a job. A career with us means joining a team of more than 230,000 dedicated people from around the globe. At Citi, you’ll...

About FasanaraFounded in 2011, Fasanara is a global asset manager and technology platform.We manage c. USD 6 billion AUM (as of December 31, 2025) in Fintech strategies on behalf of pension funds and insurance companies in Europe and North America.With c.110 employees globally, we are a pioneer investor in Fintech Lending, enabling Real Economy...