java swing developer jobs in London

Core Java Developer Fintech High Freq Trading – 80,000 + bonus and benefitsQuant Capital is urgently looking for a Core Java Developer to join our high profile client.Our client is a well known specialized High Frequency FX Prop Trading firm.Their platform is based on distributed low latency systems involving complex multi-threading where performance is...

Discover your future at Citi Working at Citi is far more than just a job. A career with us means joining a team of approximately 219,000 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 Overview Job Description About Citi As the world's most global...

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...

A leading financial technology environment is looking for a Senior Java Low-Latency Developer to join a 12-month contract in London, working hybrid three days a week. You'll be part of a global engineering function delivering technology where performance, resilience and reliability are critical.The role focuses on building and enhancing high-performance...

Core Java Developer– JVM, Multithreading, TDD, SpringQuant Capital is urgently looking for a Core Java Developer to join our high profile client.Our client is a well known high frequency low latency trading platform provider. No experience of finance is needed.The Java developer will be responsible for product development and client projects through in...

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...

A leading financial technology environment is looking for a Senior Java Low-Latency Developer to join a 12-month contract in London, working hybrid three days a week. You'll be part of a global engineering function delivering technology where performance, resilience and reliability are critical. The role focuses on building and enhancing high-performance...

Job Title: Java Developer Rate: 525 per day inside ir35 Location: Remote Contract: 6 months rolling We're looking for an experienced Java Developer to join a remote development team working on a Home Office project, building and enhancing secure, scalable Java applications and services. You'll work across Java, Spring Boot, REST APIs and microservices,...

Join EPAM as a Java Developer in a hybrid role based in London. Work on complex, data-intensive systems while collaborating with multi-national teams across the globe. You'll architect innovative solutions, mentor talented developers and lead technical initiatives using cutting-edge technologies. This is an excellent opportunity for a seasoned professional...

We are looking for Java developers, from experienced seniors to hands-on principal engineers, to join long-term greenfield projects with a leading financial institution in London. You will be part of small, high-calibre engineering teams delivering strategic rebuilds and modernisation projects, replacing legacy systems with clean, cloud-aligned solutions...

Welcome to Hastings Direct – From our Group HR Director Pam AngelWe’re a digital insurance provider with ambitious plans to become The Best and Biggest in the UK market. Over the past few years, we've made significant investments in our data and tech capabilities, particularly within our CIO function. Our CIO team is at the forefront of driving...

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...

Select how often (in days) to receive an alert:Job title: Senior DevOps Developer – Java, OracleSalary: £75-81k Grade: Band 3Contract type: TfL Reference: 5511External - All offers of employment are subject to satisfactory right‑to‑work checks. Candidates must be able to demonstrate their right to work in the UK. At the present time TfL is unable to...

Job Title: Java Developer Rate: 525 per day inside ir35 Location: Remote Contract: 6 months rolling We're looking for an experienced Java Developer to join a remote development team working on a Home Office project, building and enhancing secure, scalable Java applications and services. You'll work across Java, Spring Boot, REST APIs and microservices,...

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 basis, working...

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...

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...

## Lead Java Developer (VP)Applyremote type: Hybridlocations: London United Kingdomtime type: Full timeposted on: Posted Todayjob requisition id: 26966780**Discover your future at Citi**Working 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...

Senior Fullstack Software DeveloperOur Client is a relatively young company but growing quickly in the world of financial technology solutions.They are now looking to recruit a Senior Fullstack Software Developer with at least 5 plus years expertise.The ideal candidate will have great problem solving and communication skills and be comfortable with fast...

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...