senior java full stack developer jobs in London

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...

WE ARE: At Adaptive, we are a financial consulting firm that partners with capital, commodity, and digital market participants. We value differentiation through technology. Our experienced teams design and deliver complex front-office technology solutions using our proven accelerators to create long-term competitive advantage. WE ARE: At Adaptive, we are a...

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. This is a hands-on role at the core of our market-making technology stack, where nanoseconds matter and engineering excellence is critical. You'll design and build...

Work with cutting-edge tech, lead greenfield initiatives, zero bureaucracy, collaborative culture and stunning office space!Our rapidly scaling FinTech Client is seeking a highly skilled Kafka Engineer/Java Developer to become part of their elite engineering team.You'll join a group of exceptionally talented professionals with experience from top-tier...

At Open, we exist because we believe that insurance does not have to be seen as complicated or costly. We’re an AI-powered platform transforming insurance globally — making it more transparent, cost-effective, and customer friendly. Since launching in 2016, we’ve grown into a certified B Corporation, operating across ANZ and the UK, and building modern...

Overview This job is brought to you by Jobs/Redefined, the UK's leading over-50s age inclusive jobs board. Job Description Be an integral part of an agile team that's constantly pushing the envelope to enhance, build, and deliver top-notch technology products to revolutionize business decisions and workflow for cloud migration. As a Senior Lead Software...

Contract: 12 months Rate: Up to £520 per day, Inside IR35 Working Pattern: Hybrid - 3 days per week in the London office We are looking for an experienced Senior Full Stack Developer to join a London-based engineering team responsible for designing, building and scaling strategic software products supporting a major Foreign Exchange (FX) trading...

Be an integral part of an agile team that's constantly pushing the envelope to enhance, build, and deliver top-notch technology products to revolutionize business decisions and workflow for cloud migration.As a Senior Lead Software Engineer at JPMorganChase within the Infrastructure Platform, you are an integral part of an agile team that works to enhance,...

Reference: LTs28-1734218Senior Full Stack Software Engineer£100,000–£110,000 + benefitsUK-based | Hybrid – London 2 days per week Certus Recruitment is working with an ambitious UK fintech building a regulated stablecoin and digital payments platform.Ensure all your application information is up to date and in order before applying for this...

Contract Senior Java Developer – Data Up to 700 per day Outside IR35 (6 month rolling)In office – City of LondonQuant Capital is hiring for a small, high-performing market maker in London.Read on to fully understand what this job requires in terms of skills and experience If you are a good match, make an application.This is a junior-to-mid role focused...

IT Development Team Lead (Full Stack), Central LondonNot sure what skills you will need for this opportunity Simply read the full description below to get a complete picture of candidate requirements.An exciting Development Team Lead (Full Stack) role with a salary of £100,000 plus commission and career progression opportunities for a permanent role based...

Build AI products customers use. Own the decisions that make them work.MBN Solutions is partnering with an early-stage AI business to hire a Senior Product Engineer who wants a direct hand in shaping the product.You’ll work closely with the founders and customers, taking meaningful problems from first conversation through to production. You’ll help...

Responsibilities Build fullstack features using React + Go/Node.js for Juniper and new product lines, shaping how these features work across web and mobile Collaborate with cross‑functional teams, including Data Science, to design product‑facing solutions and make decisions on trade‑offs and integration Implement scalable, maintainable solutions...

Company Description Vialto is a market leader in global mobility services. Our purpose is to ‘Connect the world’. We are unique and the only stand‑alone global mobility business. This presents a rare opportunity for our clients, stakeholders and colleagues. Our teams help companies streamline and effectively manage their global mobility programs in a...

Build the core Xybern workspace, focusing on high-performance data visualization, collaborative reasoning tools, and audit-ready export systems.What you’ll doCollaborate with the founders to define and execute the AI Workspace roadmap.Bridge the gap between cutting-edge research and production-grade reliability.Own a substantial part of the system, from...

Starling Bank, the UK fintech, is hiring a Full Stack Engineer (ML Ops) in London. The role sits in a fast-moving, disruptive tech environment with hybrid working. Base salary ranges from £70K to £110K and is paid yearly, with a permanent contract and opportunities across London and other offices.You will build and improve banking tech, collaborating...

About Us Ticket Tailor is committed to empowering a diverse range of event creators through simple and affordable ticketing. But that's not all, we're also on a mission to make sure that every single ticket sold has a positive impact on all stakeholders, our team, our planet and the communities we operate in. We call this "Growth on Purpose" and are proud to...

TP ICAP Group Services Ltd in London seeks a Senior Engineer to design, develop and deploy software across production with a focus on modern architecture and high performance. You will mentor juniors and collaborate with AWS partners to deliver a scalable Fusion Platform.You will own design, development, testing and deployment, working in a cross-functional...

Jacobi in the United Kingdom is seeking an experienced Full-Stack Software Engineer to contribute to the evolution of Jacobi’s platform, delivering robust, scalable Java-based services and modern web interfaces.You will work with a globally distributed engineering team, take meaningful ownership, participate in architectural decisions and collaborate with...

Build the Future of Cyber Security Learning at Scale Join TryHackMe as a Senior Full-Stack Engineer. We are a fast-growing, highly profitable cybersecurity training platform trusted by over 9 million learners and 1,000+ enterprise organisations globally, including Google, KPMG and the US Military. Whether you’re building gamified learning mechanics for...