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Are you an experienced Java developer looking to work on meaningful projects that solve complex, real-world problems?. Building backend applications and services using Java. Developing modern user interfaces with TypeScript, JavaScript and React.

SC Cleared Solution Architect - AWS, Java, API, Stakeholder Management.

Senior Java Developer - Java/Spring/AWS - Remote - £60,000 - HealthTech/Tech for Good. Design and develop software features using Java, AWS and PostgreSQL.

CMC Markets is seeking a Senior Low Latency Java Developer to join our Quantitative Strategies team within Pricing & Risk, working on our high-performance, high-frequency trading platform. Develop and optimise high-performance Java (21+) systems for pricing, risk and trading. Strong hands-on Java de

JPMorganChase in London seeks a Lead Software Engineer for the ETF Technology team.You will join an agile group delivering trusted market-leading technology products in a secure, scalable way, supporting UCITS ETF business with assets under management around £5 billion.You will collaborate with pla

We have an opportunity to impact your career and provide an adventure where you can push the limits of what's possible.Lead Software Engineer at the company within the ETF Technology team in EMEA.As a core technical contributor, you are responsible for delivering critical technology solutions across

Applied experience in Scala and Java.

Morgan seeks a Lead Software Engineer to join the ETF Technology team in EMEA.You will deliver trusted market-leading technology products in a secure, scalable way, supporting UCITS ETF business with about £5 billion AUM.You will collaborate across platform technology, product strategy, portfolio m

As a senior Java Developer in the Crossing Technology team, the main responsibility is to develop, maintain, and improve the performance of Instinet’s Crossing Systems including (but not limited to) Instinet BlockMatch MTF and CBX crossing applications, as well as contributing to the vision and te

Advanced proficiency in one or more programming languages, ideally Java.

Advanced proficiency in one or more programming languages, ideally Java.

JPMorgan Chase is seeking a Lead Software Engineer to join the Equities Trading Technology Organization to design and build a market-leading algo execution platform supporting global markets.You will work closely with quants, traders, and technologists to deliver secure, scalable software that enhan

Experian Software Solutions (ESS) is the global product and engineering function delivering world-class software solutions through the Ascend Platform.ESS is structured around core business areas:Analytics,Decisioning, Identity & Fraud (ID&F), andSolutions.ESS is comprised of ~1,100 people across 14

LA International seeks a Senior Java Developer for a 12-month contract in London. You’ll design, build and maintain cloud-native applications using Java, Spring Boot, and microservices, with Kafka for event-driven flows and AWS with Docker/Kubernetes (EKS).

Build C#/WPF and JavaScript front-end desktop applications to interface with the Java services. Develop java services integrated in the end to end processing of the derivative products. Formal training or certification on software engineering concepts and advanced applied experience in Java.

Develops secure, high-quality production code using Java, Oracle, and SQL, and reviews, debugs, enhances, and supports code written by others. Advanced hands-on experience in Java, with strong experience in Oracle databases, SQL, data design concepts, and scalable application development.

You will contribute across meta-programming, domain specific languages, interpreter design, and cloud-based services, using Scala and Java, while guiding AI-assisted development practices to improve quality and delivery.

Formal training or certification on software engineering concepts and proficient advanced experience in Java.

Novify is recruiting a Senior Quantitative Developer to design and optimise an institutional-grade trading platform for spot and derivatives.London, UK is preferred with Amsterdam considered; salary up to £200K base plus equity, full-time.You will build and launch new derivative products, work with

Nomura is seeking a technologist for its Global Execution Services algo team.The role focuses on design, development, and deployment of core algorithmic trading platforms used across global markets.You will work closely with quants and front-office teams, delivering features and fixes in a high-velo

JPMorgan Chase in London seeks a Lead Software Engineer to deliver a cloud-based, high-performance payments platform.You will lead end-to-end development of new payment flows, from business requirements to production support, in a fast-paced, agile environment.You will mentor engineers, drive secure

JPMorganChase is seeking a Lead Software Engineer to join the Corporate Global Tax Technology team.You will join an agile unit delivering trusted, scalable technologies in a secure environment, driving innovation with AI-assisted practices and modern cloud architectures.You will lead design, develop

We are seeking an experienced and opinionated Principal Java Engineer to join our high-performing engineering team, working on low latency, high-throughput systems in the payments processing domain. If you’re passionate about performance, have strong Core Java and SpringBoot expertise, and thrive

The role requires strong Java expertise, UNIX/Linux experience, and a focus on low-latency, high-volume systems in a fast-paced IT/quant environment.

You will design, develop and maintain Java microservices, integrate Ignite, Kafka, and MongoDB data models, and work with cloud-hosted Linux environments.

You will leverage Java, Apache Kafka, and AWS to deliver production-grade data platforms that enable business insights and improve operational efficiency across the execution platform.

We have an opportunity to impact your career and provide an adventure where you can push the limits of what's possible.As a Lead Software Engineer at JPMorganChase within Credit Technology, you are an integral part of an agile team that works to enhance, build, and deliver trusted market-leading tec

The role emphasizes ownership, strong Java expertise, and a focus on scalable, low-latency systems within a fast-paced environment. CoinDesk is seeking a highly experienced Java Backend Engineer for its Risk Engineering team.

RE Partners in the United Kingdom seeks an experienced Principal Java Engineer to join our high-performing engineering team. You will design, implement, and optimize low-latency, high-throughput backend services in the payments domain, using modern Java and SpringBoot in a hybrid UK-based role.

Team is growing fast and now we are looking for a strong and motivated FX Risk Lead Java Developer. Design, develop, and maintain Java-based microservices for high-throughput application. Strong hands-on experience with Core Java and multithreading in high load system.

HelloKindred in London is seeking a Lead Fullstack Camunda Developer with extensive Camunda 8 expertise and strong Java/Spring Boot/React skills.

As a Lead Software Engineer at JPMorganChase within the.As a core technical contributor, you are responsible for delivering critical technology solutions across multiple technical areas within various business functions in support of the firm's business objectives.Execute creative software solutions

CMC Markets is seeking a Senior Low Latency Java Developer to join our Quantitative Strategies team within Pricing & Risk, working on our high-performance trading platform in London.

You will design and deliver low-latency Java code powering the Bullish Exchange, working across a hybrid architecture that blends a Central Limit Order Book with proprietary market making.

Morgan is seeking a Lead Software Engineer within the CIB - Markets Technology group to deliver trusted, market-leading technology products.You will contribute across multiple technical areas, advancing secure, scalable software solutions and responsible AI adoption within an agile team.You will lea

Nomura is seeking a senior Java Developer to join the Global Execution Services – Instinet Crossing Technology team in London.

The role requires strong background in Python/Java, Spring stack, and enterprise AI-assisted tooling, with a focus on reliability, performance, and governance in a large corporate environment.

You will lead a platform built on React and Java (Spring Boot), drive best practices, CI/CD, testing, security and performance, and mentor engineers as the team grows through 2026 and beyond.

Develop, maintain, and enhance cloud-native applications using Java, Spring Boot, and microservices architecture. Strong hands‑on experience with Java 21/25 and Spring Boot.

Java Developer - UK/Remote - £50K - £55K + Benefits. Strong hands-on experience with Java, Spring Boot, and API development.

Our technology stack is based predominantly on Java 25 on the backend with Postgres database. Minimum 7+ years of experience in Backend development, with fluency in Java.

The ideal candidate will possess extensive experience in developing robust web applications using Java (Spring Boot), HTML, CSS, and JavaScript/TypeScript. Extensive experience of building microservices with Java (Spring Boot). Experience using JavaScript/Typescript to build fronted web applications

Experience as a Senior Java Developer. Note: This description focuses on the role and requirements related to the e-FX Low Latency Java Developer position. Java eFX Algo Developer (Low Latency) – 12-month Contract – Inside IR35 – £920 per day – Hybrid working/London.

Legal & General in the UK is hiring a Forward Deployed Engineer to join our Group Protection technology team.You will shape and deliver modern cloud-based solutions across the full software delivery lifecycle.You’ll collaborate with product owners and engineers to turn ideas into scalable, secure

CBSbutler Holdings Limited trading as CBSbutler is seeking a Java Developer - Cloud Services for a 12 month initial contract, based in Newcastle with hybrid working.

Proven expertise in Java, Python, or other modern programming languages.

Ascendion is seeking a Java Fullstack Developer in Bournemouth, UK for an onsite, five-days-a-week role. We expect deep Java/Spring expertise, AWS cloud experience, AI-assisted tooling usage, and solid data analysis skills to drive data-driven applications and resilient microservices.

Proficiency in Java (Java 11+), including concurrency and object‑oriented design. We’re partnering with a global, technology-driven investment bank seeking a Senior Java Engineer to join their platform engineering team. Get notified about new Java Software Engineer jobs in.