Java Developer Java Developer jobs in London

Discover your future at CitiWorking 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 have the opportunity to grow your career, give back to your community and make a real impact. About CitiAs the w

RE Partners

Job Description Please read the information in this job post thoroughly to understand exactly what is expected of potential candidates. Who We Are: We are a fast growing business and technology consultant company co-founded in 2019. We offer a custom-tailored, white-glove engineering service fit for

Citigroup Inc.

Discover your future at CitiWorking 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 have the opportunity to grow your career, give back to your community and make a real impact.Job OverviewEnginee

Lead Java Developer - FX Options Realtime RiskEngineer the future of global finance. At Citi, our Tech team doesn't just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can match. From depl

INOVERSE GROUPE

A global technology organization is seeking a Senior Java Developer with active security clearance to work on high-profile government programmes. You will be responsible for the Software Development Lifecycle on both legacy and modern Java platforms. This role demands strong Java expertise, experien

Caspian One

A financial technology firm in Greater London is seeking a Java Swing Developer to enhance its high-performance desktop trading platform. This role includes maintaining a Java Swing-based UI and transitioning the architecture to microservices. The ideal candidate will have strong Core Java skills, e

GlobalRelay

A leading enterprise software company in London is seeking an Intermediate Java Developer to join their agile development team. You will work on cutting-edge technologies to create impactful software solutions and tackle challenges related to scalability and high availability. The ideal candidate sh

Next Ventures

A financial services firm is seeking a Java Developer to work in a hybrid environment in London. The ideal candidate will have over 8 years of experience in Capital Markets and at least 5 years working with Fixed Income products. Proficiency in Java, SQL, and Git is essential, along with a strong un

Amber Labs

A UK technology consultancy is seeking a Senior Java Developer who will focus on delivering business outcomes and owning the entire code lifecycle, from performance to security. The candidate should possess strong skills in Java, AWS, and containerisation technologies like Docker, as well as a passi

CBSbutler Holdings Limited trading as CBSbutler

A technology services company is seeking a SC Cleared Java Developer to support the delivery of modern, cloud-based applications in an AWS environment. This hybrid role involves backend development, API delivery, and contributing to microservices-based solutions. Applicants should have strong Java a

Citigroup Inc.

A leading global financial services company located in Greater London is seeking a Java Developer to design, develop, and maintain application systems. The ideal candidate should have 3 to 8 years of experience, strong Java skills, and knowledge of the Spring Framework. Responsibilities include coll

SGI

Lead Java Developer | Low Latency Trading | London CityOur client is a specialist engineering consultancy known for solving some of the most demanding performance challenges across financial markets and technology. Their teams design, build, and optimise high-throughput, low-latency systems used by

Appvia

A leading cloud and engineering consultancy is seeking a Senior Java/React Full Stack Developer for a contract role. The candidate will work within a Solutions Engineering team, focusing on modernising complex software systems and improving delivery speed. This hybrid position requires strong skills

Job Description We are looking for a skilled Java Full Stack Developer with expertise in modern web technologies, cloud infrastructure, and emerging Generative AI capabilities. The ideal candidate will be responsible for designing, developing, and deploying scalable applications using Java-based mic

Hunter Bond

A leading recruitment firm is seeking a Java Developer - Team Lead in London, offering up to £150k and exceptional bonuses. You'll work in a hybrid setting, contributing to critical pricing and risk platforms within a collaborative, high-performance team. Ideal candidates will have significant exper

WorksHub

Quant is urgently looking for a Java/Scala developer to join our high-profile client.Our client is a well-known algorithmic trading broker based in central London. The environment is similar to that of Facebook or Google—relaxed, open, with a focus on quality work.Job Responsibilities and Requiremen

Bourne Search Ltd

A recruiting firm seeks a Junior Java Developer to join a hybrid team building a greenfield real-time trading application. You will develop backend components, focusing on Core Java and Kafka. The role is ideal for a junior engineer eager to work in a fast-paced environment, gaining hands-on experie

Capgemini

A global technology transformation partner is seeking a senior Java developer in London. The role involves developing and implementing low latency systems for trading, particularly in the FX market. Candidates are expected to have solid experience in multithreaded server-side development and familia

A leading digital transformation consulting firm is seeking a highly experienced Lead Full Stack Java Developer to lead a dedicated team. This role involves driving the design, development, and implementation of innovative applications using the latest Java technologies. Candidates should have a pro

Job Description We are looking for a skilled Java Full Stack Developer with expertise in modern web technologies, cloud infrastructure, and emerging Generative AI capabilities. The ideal candidate will be responsible for designing, developing, and deploying scalable applications using Java-based mic