java jobs in London

Team Lead Java Developer – J2EE, Spring, Maven TomcatQuant Capital is urgently looking for a Java J2EE Developer to join our high profile client.Our client is a brand new investment firm driven by technology. They are well known in the media as solving one of the common problems for the retail investor and in the current climate this is a unique product....

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...

ITRAC in London is seeking a Java Engineer to help develop and improve core systems. You’ll build scalable back-end services, take ownership of projects from design through to delivery, and explore how AI can solve practical business problems.The ideal candidate has 3+ years of commercial Java experience, works with Linux and databases such as MongoDB or...

Smart Communications is a leading customer engagement technology provider for regulated industries. We are seeking an experienced full stack developer to extend our long‑lived enterprise product, from the Java back end to the browser, with a focus on clean, well-tested code.You will join an Agile team, own features end-to-end, and contribute to automated...

About The RoleWe are working with one of the world’s leading financial institutions looking for highly agile engineers to work on a brand new greenfield project.Company This company are exploring multiple avenues to extend their strong position in the market and technology investment is a key growth factor for them.Role They are currently looking for...

Job Reference: NJ0047Date Posted: 1 October 2026Recruiter: Nexus JobsLocation: City LondonRemote Working: Some remote working possibleSalary: 55,000 to 65,000Sector: I.T. & CommunicationsJob Type: PermanentWork Hours: Full TimeContact: Jas GujralEmail: : Apply for this job nowJob DescriptionDeveloper with Findur, SQL and Java - Application Support - City...

Saragossa is building systems closely aligned with live trading decisions in London. You will join a small engineering team, own what you build, and ship with accountability. The role focuses on Java across trading-supporting services, with Kotlin and Kafka streaming experience a plus.Hybrid working is offered, balancing office collaboration with remote...

Java Software Developer – Trading Systems (Remote) Amsterdam or LondonQuant Capital is partnered with a leading technology-driven trading firm looking to hire an experienced Java Software Developer. This is a hands-on engineering role building the core software platform used across research, trading systems and operations.The role suits a strong software...

About the Role - We are looking for a senior engineer who can take end-to-end ownership of complex, distributed systems - from a clean, accessible UI all the way down to the database and the pipelines that ship it. You will design, build, and operate cloud-native microservices in Java 17/21 with Spring Boot expose well-versioned APIs consumed by modern...

**About this role** **About the Role** We are looking for a Senior Java Engineer to build high impact technology that solves complex business problems, collaborating closely with colleagues throughout the business. This role is suited to someone who enjoys designing highly scalable, performant and reliable systems, communicating clearly with stakeholders...

Expedia Group's B2B division seeks a software engineer to design, develop, and deliver features for the Credit platform used by partners globally. You will write maintainable Java/Kotlin code across the full software lifecycle and participate in architectural decisions.Collaborate with product managers, designers, and engineers to translate requirements into...

Founded in Switzerland in 1968, Zühlke is owned by its partners and located across Europe and Asia. We are a global transformation partner, with engineering and innovation in our DNA. We're trusted to help clients envision and build their businesses for the future – to run smarter today while adapting for tomorrow’s markets, customers, and communities....

LMAX is renowned for its high-performance, ultra-low latency (we measure in microseconds) exchange written in core Java. We constantly push technology further than most, especially in our greenfield projects, driving the financial industry in new directions. Developers are encouraged to constantly develop and learn new skills. Pair programming supports...

Fullstack Java Developer2026-09-18T00:00:00LondonGreater LondonGBEC2V 8Any2026-12-17T07:02:20.303hackajob is partnering directly with Atos to hire for this role. Atos is the Atos Group brand dedicated to AI-powered, secure, end-to-end digital services. Atos designs, develops, and operates critical digital environments that drive performance, resilience and...

Citi in London is seeking a Senior Low Latency Java Engineer to lead development of high-performance trading applications and frameworks. The role sits in the HPA team, focusing on Java-based microservices and low-latency design across Citi’s trading platforms.You will work with market data handling, time-series databases like KDB, and mentor junior...

Adaptive is a financial consulting firm delivering front-office technology solutions for capital markets. We work with leading banks, asset managers, fintechs and service providers globally, including offices in London and New York, delivering trading platform capabilities.You will join a highly skilled team tackling technically challenging projects,...

HCLTech is a global technology company, home to 219,000+ people across 54 countries, delivering industry-leading capabilities centered on digital, engineering and cloud, powered by a broad portfolio of technology services and products. We work with clients across all major verticals, providing industry solutions for Financial Services, Manufacturing, Life...

Java Software EngineerOur client is a tier-one global financial institution driving an aggressive digital modernization across its capital markets infrastructure. They are currently re-architecting their core mission-critical workflow engine to scale from hundreds of concurrent users to thousands. This transformation involves integrating advanced AI, Large...

Senior Java Developer / Backend Engineer (Spring Boot TDD) Manchester / WFH to £78k Are you a Senior Java Developer with hands-on leadership skills? You could be progressing your career at a global games software house. As a Senior Java Developer you will play a key role in guiding and inspiring a small, high-performing development team, working on...

**Senior Java Developer | Front Office FX Trading | Greenfield Build** **Location:** Central London, on-site with the client four to five days a week **Salary:** £130,000 to £150,000 base + bonus and benefits A dynamic technology consultancy with strong financial backing is looking for an experienced Senior Java Developer to join its team on a permanent...