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You’ll help maintain and evolve the current Java Swing UI, while preparing for a future transition to a modern microservices-based architecture. Enhance and maintain a Java Swing-based UI for trading and risk management. Strong Core Java skills and solid understanding of design patterns.

I am looking for experienced Java engineers to join one of Europe’s top-tier fixed-income algorithmic trading desks. Strong programming skills in Java, with experience in low-latency environments.

As a Backend Staff Engineer you will take a lead role in architecting, developing and scaling the core platform with a focus on backend engineering with Java (there are also some services in Python and Golang) and rearchitecting the PostgreSQL database. You're a hands-on technical leader with a focu

Our client, a Tier 1 Investment Banking institution, is seeking a Lead Java Developer to be a key individual contributor in the rebuild of a business critical ecommerce platform. Java programming, real time systems with an emphasis on low latency techniques.

You'll have a broad scope including hands-on coding (Java) to build tools and automation, incident response, observability, performance optimisation and operational excellence, working with large scale Java JVM distribution systems and message brokers such as Kafka and ActiveMQ, with a mix of on-pre

Strong server-side Java development experience with concurrency skills.

Java Developer / Software Engineer (Java AWS Kafka) London / WFH to £90k. As a Java Developer you will join a small team responsible for building a brand new Futures Trading platform for the UK, primarily using Java with a focus on backend development but also with some React UI work. Are you a bri

Extensive Java experience needed (ideally with versions up to 21). They’ll find the best team to suit your skillset/interests but you'll be working with the latest versions of Java, directly with traders and quants to build out high performance pricing and analytics tools from scratch.

We’re looking for a Java Swing Developer to join a team working on a high-performance desktop trading platform. You’ll help maintain and evolve the current Java Swing UI, while preparing for a future transition to a modern microservices-based architecture. Enhance and maintain a Java Swing-based

I am looking for experienced Java engineers to join one of Europe’s top-tier fixed-income algorithmic trading desks. Strong programming skills in Java, with experience in low-latency environments.

Our client, a Tier 1 Investment Banking institution, is seeking a Lead Java Developer to be a key individual contributor in the rebuild of a business critical ecommerce platform. Java programming, real time systems with an emphasis on low latency techniques.

Senior Java Engineer (Core Java). A high-growth, privately backed Enterprise SaaS company is seeking a Senior Core Java Engineer to join its London-based engineering team. Design, build and maintain high-performance distributed Java services.

Lead Software Engineer – Java Microservices | London (1 day per week on-site) | £74,000 – £92,000 + Package. We’re partnering with a leading UK bank to recruit a Lead Software Engineer with strong Java and microservices expertise. Proven experience developing Java microservices for high-traf

Design and build high impact internal systems using Java.

Experience with integrating SQL queries within Java applications using. Extensive experience in unit testing Java applications using. We are seeking an experienced Java Developer with 2 to 3 years of hands-on experience in building applications using.

Extensive Java experience needed (ideally with versions up to 21). They’ll find the best team to suit your skillset/interests but you'll be working with the latest versions of Java, directly with traders and quants to build out high performance pricing and analytics tools from scratch.

Core Java development experience is often required.

Senior Java Engineer (Core Java). Core Java (deep JVM knowledge – minimal reliance on frameworks). A high-growth, privately backed Enterprise SaaS company is seeking a Senior Core Java Engineer to join its London-based engineering team.

A leading trading firm in London is growing its engineering team and is looking for a high-performance Java Engineer to help build ultra-low-latency systems used directly on live trading desks. Designing and building low-latency Java systems used in electronic trading. Strong commercial experience w

This role and would suit a candidate with 2-4 years of Java Development experience. The successful candidate will be a top tier Java developer (or aspiring, half of the team don’t have a comp sic degree) with a passion for solving engineering problems and delivering business functionality. Ideally

Java Software Engineer (SC Cleared).

Senior Java Developer - Java, Springboot & AWS – paying up to £650/day (Inside IR35) – Hybrid (2x a week - London) – 6 month contract. Our client is seeking a Senior Java Developer who is passionate about clean code, cloud-native systems, and building technology that makes a real impact.

A leading trading firm in London is growing its engineering team and is looking for a high-performance Java Engineer to help build ultra-low-latency systems used directly on live trading desks. Designing and building low-latency Java systems used in electronic trading. Strong commercial experience w

Extensive experience in unit testing Java applications using. We are seeking an experienced Java Developer with 2 to 3 years of hands-on experience in building applications using. Design, develop, and maintain backend services using Java and Spring Boot.

You have a strong software engineering background with Java. Engineering Manager (Java AI) opportunity. Engineering Manager (Java AI) London / WFH to £140k.

Java Engineer - Java Developer - Software Engineer - PostGres - Kubernetes - Kafka - TDD - 6-Month Contract - Hybrid (2 days on site, London) - Day Rate: Up to £650 (Inside IR35). Designing and developing performant, scalable backend systems using Java (up to Java 21). Strong commercial experience

Technical Architect (AWS Java) Remote UK to £100k. Are you a hands-on Technical Architect with strong Java coding skills and experience architecting and operating large scale systems on AWS?. You have strong Java coding skills and a working knowledge of other languages (Python, Go, etc) for support

Lead Software Engineer – Java Microservices | London (1 day per week on-site) | £74,000 – £92,000 + Package. We’re partnering with a leading UK bank to recruit a Lead Software Engineer with strong Java and microservices expertise. Proven experience developing Java microservices for high-traf

Java Developer - £100,000 - £140,000 – London/Hybrid. Java 21 | Microservices | Spring boot | AWS | Startup | Scaleup | Fintech | Banking | Amazon Web Services | PostgreSQL |. Java 21 | Microservices | Spring boot | AWS | Startup | Scaleup | Fintech | Banking |.

Core Java development experience is often required.

Design and build high impact internal systems using Java.

You have strong Java, AWS and Kubernetes skills and also have a good appreciation of user interface / front end development using React or Tailwind CSS. As a Java Developer / Software Engineer you will receive:. Java Developer / Software Engineer (AWS React Full Stack) opportunity.

Senior Java Developer - Java, Springboot & AWS – paying up to £650/day (Inside IR35) – Hybrid (2x a week - London) – 6 month contract. Our client is seeking a Senior Java Developer who is passionate about clean code, cloud-native systems, and building technology that makes a real impact.

Senior Java Engineer (Core Java). A high-growth, privately backed Enterprise SaaS company is seeking a Senior Core Java Engineer to join its London-based engineering team. Design, build and maintain high-performance distributed Java services.

A Security Cleared Senior Java Developer is needed to work with a global technology organisation providing software and digital solutions that help public sector and regulated organisations deliver essential services to millions of people worldwide. You will play a key role across the Software Devel

Core Java development experience is often required.

Design, develop, and optimize low-latency, high-throughput backend systems using Core Java and SpringBoot.

Full Stack Developer (80% React / 20% Java). This is a high-impact role within a complex, state-driven environment, perfect for a React expert who is comfortable dipping into the Java backend when required.

Back End Developer / SRE (Java JVM) London / WFH to £110k. Are you a Back End Developer / SRE with a strong knowledge of Java and JVM internals?.

Our client, a leading player within financial services is looking to hire a Fullstack Java Developer to join an existing and high performing team. Work as a hands-on fullstack Java developer on FX / Swaps platforms. Analyse requirements and existing code, design and implement solutions in Java.

Seeking multiple Java Developers based in the South of England (East Sussex, West Sussex, Surrey, etc) for a leading business. Be an experienced, hands-on engineer with a clear strength with Java and Spring Boot (minimum 3 years).

You'll be developing robust, secure, and efficient services using modern Java frameworks and tooling. Strong commercial experience with Java. Solid understanding of Java interfaces and object-oriented design.

Backend Staff Engineer / Developer (Java AWS PostgreSQL) London / WFH to £120k. As a Backend Staff Engineer you will take a lead role in architecting, developing and scaling the core platform with a focus on backend engineering with Java (there are also some services in Python and Golang) and rearc

Our client, a Tier 1 Investment Banking institution, is seeking a Lead Java Developer to be a key individual contributor in the rebuild of a business critical ecommerce platform. Java programming, real time systems with an emphasis on low latency techniques.

They’re looking for a Java Engineer to join their implementation team.

Java Developer - £100,000 - £140,000 – London/Hybrid. Java 21 | Microservices | Spring boot | AWS | Startup | Scaleup | Fintech | Banking | Amazon Web Services | PostgreSQL |.

Extensive Java experience needed (ideally with versions up to 21). They’ll find the best team to suit your skillset/interests but you'll be working with the latest versions of Java, directly with traders and quants to build out high performance pricing and analytics tools from scratch.

Senior Software Engineer/ Outside IR35 Contract/ Java/ AI / LLM. Title: Senior Software Engineer AI First (Java/ AI/ LLM).