Developer Java jobs in London

Job Summary We are seeking a highly skilled Full Stack Developer with strong experience in Java, Spring Boot, Kafka, and API Management platforms (Apigee) to build and support scalable, secure, and high-performance applications in the payments / banking domain. The ideal candidate will have hands-on

*Your new company** A leading consultancy sitting within their market-leading tax practice is renowned for delivering sustainable growth and empowering people to shape their careers. They are responsible for the innovation and development of human-centric products within the organisation. Their miss

Requirements Must have: - A work attitude that is empathetic, humble, motivated, and adaptable - Experience breaking down complex problems to build solutions that are resilient, scalable and manageable - Experience working with REST APIs - Experience working with databases - Experience with continuo

Java Developer *Location:** London *Employment Type:** Full-Time | Permanent | On-site No sponsorship provided About the Role Tech Mahindra is seeking an experienced *Java Developer** with 4–12 years of hands-on experience to design, develop, and maintain robust, scalable, and high-performance appli

Senior Java Backend Developer (Contract) Location: London (Hybrid) Rate: £850 - £900 per day (likely inside IR35) A leading global financial institution is seeking a Senior Java Backend Developer to join a high-performing engineering team, delivering scalable, data-intensive backend systems that sup

We're working with a cutting-edge aerospace data intelligence pioneer on this exciting opportunity. Join a high-performance DevOps team building the future of aviation operations through a high-scale "Fast Data" platform. You will leverage Java 21, Quarkus, and Kubernetes to architect event-driven i

We're working with a cutting-edge aerospace data intelligence pioneer on this exciting opportunity. Join a high-performance DevOps team building the future of aviation operations through a high-scale "Fast Data" platform. You will leverage Java 21, Quarkus, and Kubernetes to architect event-driven i

If you need support in completing the application or if you require a different format of this document, please get in touch with at UKI.recruitment@tcs.com or call TCS London Office number 02031552100 with the subject line: “Application Support Request”. Role: Sr Java Developer Job Type: Permanent

*Java Developer** We're working with a leading digital transformation consultancy delivering mission-critical infrastructure for the NHS on this exciting opportunity. This is a high-impact, 12-month contract role where you will build scalable, interoperable digital services that underpin the UK's he

*Java Developer** We're working with a leading digital transformation consultancy delivering mission-critical infrastructure for the NHS on this exciting opportunity. This is a high-impact, 12-month contract role where you will build scalable, interoperable digital services that underpin the UK's he

*Senior Java Developer (Immediate Joiners Only)** *Company:** Information Tech Consultants Ltd *Location:** Camden Town, London (Onsite) *Job Type:** Full-Time *Salary:** £40,000 – £45,000 per year *Experience:** 2–6 Years *Education:** Bachelor’s Degree in Computer Science / IT / Software Engineeri

*Senior Java Developer | London | Hybrid | £130,000 - £150,000** We're working with a leading global investment banking powerhouse on this exciting opportunity. Join a high-performance eFX Algo IT team as a Subject Matter Expert (SME), where you will build ultra-low latency trading systems that defi

*Your new role** We're looking for a Java Developer to join a large financial‑markets organisation on a long‑term modernisation programme. The role focuses on upgrading legacy systems, improving performance, and supporting both real‑time and batch‑processing services. *What you'll need to succeed**

*Who we are:** For over 25 years, Global Relay has set the standard in enterprise information archiving with industry-leading cloud archiving, surveillance, eDiscovery, and analytics solutions. We securely capture and preserve the communications data of the world’s most highly regulated firms, givin

We're working with a cutting-edge aerospace data intelligence pioneer on this exciting opportunity. Join a high-performance DevOps team building the future of aviation operations through a high-scale "Fast Data" platform. You will leverage Java 21, Quarkus, and Kubernetes to architect event-driven i

*Contract Java Developer – Data** *Up to £700 per day Outside IR35 (6 month rolling)** *In office – City of London** Quant Capital is hiring for a small, high-performing market maker in London. This is a junior-to-mid role focused primarily on Java development, with a secondary responsibility owning

*Contract Java Developer – Data** *Up to £700 per day Outside IR35 (6 month rolling)** *In office – City of London** Quant Capital is hiring for a small, high-performing market maker in London. This is a junior-to-mid role focused primarily on Java development, with a secondary responsibility owning

Join us as a Java Full-Stack Developer within the Core Risk team and be involved in the rebuild and migration to new technologies of legacy components. This is a great role for a full-stack developer looking to make an impact, be inquisitive and comfortable in challenging the current set up. To be s

Who we are: For over 25 years, Global Relay has set the standard in enterprise information archiving with industry-leading cloud archiving, surveillance, eDiscovery, and analytics solutions. We securely capture and preserve the communications data of the world’s most highly regulated firms, giving t

*Java Developer** We're working with a leading digital transformation consultancy delivering mission-critical infrastructure for the NHS on this exciting opportunity. This is a high-impact, 12-month contract role where you will build scalable, interoperable digital services that underpin the UK's he