senior java developerin jobs in London

Fasanara Capital is hiring an experienced Java Software Engineer to join Fasanara Digital and take ownership of systems powering 24/7 trading activity. You will develop and maintain a collateral management platform, reference data, and accounting infrastructure for both digital assets and traditional markets.You will work on hands-on development across new...

JPMorganChase's Accelerator team is seeking a Senior Lead Software Engineer to drive high-impact fintech products and empower teams to ship quickly.You will design scalable JVM-based systems, emphasize testability, resilience, and secure code, and collaborate across squads to turn ideas into customer-facing solutions.The role values curiosity, collaboration,...

Sanderson is seeking a Senior Backend Developer to build and maintain cloud-based services on AWS, using Java 21 and Spring Boot in a hands-on, delivery-focused role. The work involves code reviews and input into technical decisions.Responsibilities include building REST and event-driven microservices, deploying on AWS (ECS/EKS, Lambda, RDS, DynamoDB,...

Provntalent is seeking a Senior Java Trading Systems Developer to advance its electronic trading technology. You will design, build and optimize Java-based trading systems, impacting order routing, execution and lifecycle processes across multiple markets.The ideal candidate brings deep experience in electronic trading or capital markets, strong Java...

Zühlke Engineering Vietnam LLC. is seeking a Senior Fullstack Developer to join a high-performing engineering squad in London or Manchester.You will work on backend-led services using Kotlin or Java 17+, building APIs and event-driven flows, and contribute to modern web interfaces with React and TypeScript. The role emphasizes AI-augmented engineering and...

Hunter Bond is seeking a Principal / Senior Java Developer to join a elite FinTech engineering team in London. You will tackle high-scale, business-critical technology at the intersection of financial services and digital assets, working with top engineers and architects in a hybrid setup.You should have strong Java/server-side experience, Linux, and a track...

Selby Jennings is seeking an experienced Operations Technology professional to join the team building and supporting the firm’s Profit & Loss (PnL) platform and Price Master systems in a fast-paced investment management environment.The role requires strong Java engineering experience, data integrity skills, and the ability to collaborate with trading, risk...

TEKsystems is seeking a Senior Data Engineer with substantial Java development experience to join a fully remote team in the UK. The role involves developing data pipelines and services, working in an Azure cloud environment, and ensuring data reliability and scalability. Candidates should possess expertise in data engineering, SQL, and modern engineering...

FDJ UNITED is seeking a Senior Quant Model Engineer to lead on building, optimising and deploying production-grade services for a cutting-edge sportsbook platform. You will work within the Pricing Engineering team, focusing on low-latency microservices, robust APIs, and scalable data products.The role emphasizes hands-on technical delivery, architectural...

About The RoleWe are looking for an experienced Java/Kotlin Engineer to join the core engineering team delivering a major, multi-year strategic risk system replatforming programme.You will work at the heart of the programme, building key components within a highly scalable, risk-tolerant architecture designed to handle very large volumes of data in a...

Grid Dynamics is partnering with JUXT on a Tier 1 investment bank project to build a next-generation FX Risk Platform. You will join a team delivering FX Options end-of-day Official Valuation capabilities using Java, Kotlin and Apache Flink.You will own the development lifecycle from requirements to production, collaborating with the bank's engineers,...

Job Title: Senior Java Developer - Rates Intraday Risk Technology Job Code: 14911 Country: GB City: London Skill Category: IT\Technology Job Title: Senior Java Developer – Rates Intraday Risk Technology Corporate Title: Associate Department:Information Technology Location: London (Hybrid) Company overview Nomura is a financial services group with an...

NPAworldwide is seeking an experienced Software Technical Lead to stay hands-on while guiding a skilled team on a Central Government project in the UK. You will drive architectural decisions, build scalable systems and communicate clearly with clients.The role blends leadership with hands-on development in a collaborative Agile environment. Key tech includes...

Netcompany is seeking a Managing Architect to lead end-to-end solution definition and delivery across multi-workstream programmes. You will translate complex requirements into executable architectures, validate assumptions with proofs-of-concept, and provide technical leadership throughout the lifecycle.You will own specifications, govern quality and...

Grid Dynamics in London is seeking a Senior Java/Kotlin Engineer to re-engineer Prime Finance trading and post-trade systems within a live production environment. You will design, develop and deploy resilient services in Java and Kotlin, collaborating with stakeholders to modernise legacy components and deliver complex financial workflows.The role requires...

The Opportunity JUXT is partnering with a Tier 1 investment bank on a strategic initiative to build its next-generation FX Risk Platform. The programme is consolidating risk management capabilities into a modern, scalable architecture while decommissioning multiple legacy risk applications. We are looking for a Senior Kotlin / Java Engineer to join the team...

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...

## Senior Fullstack Developer — Java or Kotlin, React and TypeScriptApplylocations: London: Manchestertime type: Full timeposted on: Posted Todayjob requisition id: JR100892Founded 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...

Addition Solutions is seeking an experienced Backend Developer (Java/Spring Boot) for a fully remote contract. The role focuses on building scalable backend services, REST APIs and microservices in a high-volume environment. You will work with Java and Spring Boot, delivering reliable and efficient backend systems.Prior experience in iGaming, FinTech or...

Adaptive, a technology provider for capital markets, seeks a Senior Java / Systems Engineer with Platform Exchange experience to design, deliver, and optimise high-performance, low-latency software using Aeron for production readiness.You will design, build and optimise Java services across the delivery lifecycle, define models and exchange boundaries, and...