java software developer jobs in London

Location: LondonContract: 12 monthsWorking Pattern: Hybrid - 3 days per week onsitePositions: 3We are recruiting experienced Senior Java Low-Latency Developers to design and develop high-performance trading, exchange connectivity and Direct Market Access platforms.This is a hands-on senior engineering role focused on building resilient, scalable and...

Free-Work is seeking a Senior Software Engineer to join a high-profile Life Sciences project. You will work on complex applications using Python and Java, with ML exposure, alongside an existing team in Central London and Oxford.Remote work is acceptable for the foreseeable future. Ideal candidates have 5–10 years of experience, may hold a PhD in Computer...

JUXT is partnering with a leading global commodities trading firm to build its new core data platform for real-time and end-of-day market data.During this mission we’ll replace an existing system with a new highly scalable cloud-native data platform, without breaking client applications that rely on this data today. We’ll build new data ingestion...

A leading investment bank in London seeks a Full Stack Developer to join their Credit & Rates Trading team. The role involves re-engineering legacy trading applications and delivering modern, real-time trading systems. Candidates should have strong React and TypeScript skills, as well as solid Java experience. This position is ideal for those with a...

Elsevier in London seeks a Senior Software Engineer-I to contribute to a team delivering high-quality software for author services, applying your technical expertise.You will collaborate with agile squads, implement software to meet business goals, fix complex issues, and help improve engineering practices. The role offers flexible working arrangements and...

Senior Java Developer (Low-latency) - Energy Trading - Contract - Outside IR35 An energy trading company are looking for an experienced software engineer to join their Trading Technology team and help build the core platform that powers their trading business. This role focuses on the foundational components of the trading stack, including: Venue and...

Raytheon UK is seeking a Senior Software Engineer in London to design and build enterprise software in an agile, cross‑functional team. The role requires active eDV clearance and onsite work with potential remote/hybrid options depending on role and site requirements.Applicants should have strong Java/Spring Boot experience, modern frontend skills...

Senior Java Full Stack Engineer Salary:£60,000-£70,000 plus benefits, perks, and healthcare options! Job type:Permanent | Hybrid (1-2 days per week) | Occasional travel to client sites Security Clearance:Must be SC eligible Base locations:London, Bristol, Manchester or Glasgow Overview We're looking for a Senior Java Full Stack Engineer with strong backend...

55,000 - 75,000London AreaHave you got 1-2 years experience as a Java Developer and are looking for the next step in your career? Junior Software Engineer – Global FX TradingLocation – 3 days hybrid in LondonSalary - 55,000-70,000 + bonusOur longstanding partner, who are leading at the forefront of FX trading around the world, are on the hunt for a...

OverviewSenior Software Engineer - London at Zopa Bank. Join to apply for the Senior Software Engineer - London role at Zopa Bank.We started our journey back in 2005, building the first ever peer-to-peer lending company. Fast forward to 2020 and we launched Zopa Bank. A bank that listens to what our customers don’t like about finance and does the opposite....

Technical Lead – Java / Kotlin / AI Manchester | Hybrid | £80,000–£95,000 + benefits Adria Solutions is recruiting a Technical Lead for a fintech business developing a new card and payments processing platform. This is a hands-on opportunity to combine software development with technical leadership. Joining an early engineering team with established...

Join Netcompany in leveraging technological innovations to foster societal transformation. Netcompany was awarded 5th position on the esteemed UK Top 50 Best Places to Work in the Glassdoor Employees’ Choice Awards for 2024. As one of the fastest growing technology companies, we are disrupting the marketplace and revolutionizing the way businesses...

Harrington Starr is seeking a Java/Quant Developer for their London Office, focusing on crypto, FX and eFX trading systems. This hands-on role requires strong CS fundamentals and the ability to contribute to high‑performing algorithms in a fast-paced market. You will work on core Java development, market connectivity, low-latency systems and Linux...

About Us:Based in San Francisco, California, Turing is the world’s leading research accelerator for frontier AI labs and a trusted partner for global enterprises deploying advanced AI systems.Turing supports customers in two ways: first, by accelerating frontier research with high-quality data, advanced training pipelines, plus top AI researchers who...

Job DescriptionJoin us on the Graphite team, where you can help deliver a best-in-class payments processing platform that powers global expansion. You will work on mission-critical systems, leveraging your passion for technology and AI to create high-performing, low-latency solutions. Experience the excitement of building impactful products that support...

Starling is the UK’s first and leading digital bank on a mission to fix banking! We built a new kind of bank because we knew technology had the power to help people save, spend and manage their money in a new and transformative way. We’re a fully licensed UK bank with the culture and spirit of a fast-moving, disruptive tech company. We’re a bank, but...

About Methods: Methods is a £100M+ IT Services Consultancy who has partnered with a range of central government departments and agencies to transform the way the public sector operates in the UK. Established over 30 years ago and UK-based, we apply our skills in transformation, delivery, and collaboration from across the Methods Group, to create end-to-end...

As a Senior Java Low-Latency Developer, you will design, develop and deliver high-performance trading, exchange connectivity and Direct Market Access platforms. You will build resilient, scalable, and latency-sensitive solutions using modern Java technologies while supporting the evolution of next-generation market connectivity capabilities. Working closely...

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...

Java Developer with SQL Server – Central London Our Client is looking to recruit a seasoned professional with 5 plus years experience in developing with Java as a backend Developer with SQL Server. You will have a good understanding of Data Structures and Algorithms. In addition to the Java and SQL Server development skills you should working knowledge of...