senior java developer jobs in London

Location: UK (Hybrid / Onsite as required)Experience: 5+ yearsRole Type: Fixed Term ContractOverviewWe are developing a scalable Data Fabric platform that ingests, transforms, and serves trusted data products across multiple domains. The platform spans on‑premise and cloud environments and underpins a wide range of analytics and operational...

Job SummaryAs a Senior Java Developer at Eeze you will play a crucial role in shaping the development of our live casino games from concept to delivery. This position is perfect for those with a startup mindset, the ability to work independently, take initiative, and make their own decisions. Main ResponsibilitiesDesign and develop live casino games...

Company DescriptionVersion 1 has celebrated 30 years in business and continues to be trusted by global brands to deliver technology and transformation solutions that drive customer success. Our deep expertise enables our customers to navigate the rapidly evolving technology landscape. We foster strong partnerships with global technology...

Pontoon is an employment consultancy. We put expertise, energy, and enthusiasm into improving everyone's chance of being part of the workplace. We respect and appreciate people of all ethnicities, generations, religious beliefs, sexual orientations, gender identities, and more. We do this by showcasing their talents, skills, and unique experience in an...

Role ProfileThe Senior lead Scala Engineer will play a key role in the engineering and delivery of a critical market‑infrastructure service within the Equities platform, with a strong focus on AWS cloud‑native development. Reporting directly to the Senior Technical Delivery Engineer, Post Trade, the successful candidate will be responsible for designing,...

Accepting applications until: 16 October 2026Job DescriptionYour Role: Senior Java DeveloperWe’re looking for an experienced backend engineer with a passion for technical excellence and improving user experiences. You’ll join our DAX engineering team, working on our ad server platform and related products that power campaign delivery at scale. This role...

Role:Principal / Senior Java Developer – Elite FinTech Rate:Up to £750 per day Location:London Working Pattern:Hybrid Contract:Contract The Role They are looking for an exceptionalPrincipal / Senior Java Developerto join a high-calibre engineering team, working alongside some of the industry's strongest developers, architects and technical leaders. This...

Senior Java Developer - Digital & Public ServicesA growing digital consultancy delivering complex, high-impact services into the public sector is looking for aSenior Java Developerto join its engineering capability. This is an opportunity to work on meaningful projects, contributing to the development of scalable, secure software solutions while influencing...

Job DescriptionSoftware Engineer | Java | Java Developer | J2EE | C# | C++*In Cambridge office once, every 1-2 weeks*Highly desirable Software Engineer position has become available with one of my key clients based in Central London. The client, a forward-thinking software company in the Machine Learning and Analytics space, are currently looking for a...

Overview The Senior Java Engineer at NCG will play a pivotal role in designing and implementing high-quality software solutions within the ITES sector. This role is crucial in driving technical innovation and ensuring the robustness, performance, and scalability of applications. Collaborating with cross-functional teams, the engineer will contribute to the...

Job Description Job DescriptionApply now, read the job details by scrolling down Double check you have the necessary skills before sending an application.We are seeking an experienced Senior Java Developer to join our development team in a 100% hands-on software development role. The successful candidate will be responsible for designing, developing,...

About Albany Beck Albany Beck is a specialist Financial Services Consultancy helping institutions deliver complex change and transformation while building the internal capability to sustain it. We combine subject matter expertise with innovative delivery models that help clients scale efficiently, while offering meaningful, long-term career opportunities to...

Job Role: Senior Java Developer Job Location: London, UK Experience: Mid-Senior Level Work Type: Hybrid / Open for full-time & Contract About Company: At Synechron, we believe in the power of digital to transform businesses for the better. Our global consulting firm combines creativity and innovative technology to deliver industry-leading digital solutions....

eFX Senior Java developer Your role We are seeking an experienced candidate to join our eFX Quantitative Developer team within UBS Global Markets• This is a fast paced and collaborative team that are responsible for the development and enhancement of the best-in-class eFX platform• The team sits within the Global Markets Principal Flow Trading stream,...

Company DescriptionJobs for Humanity is partnering with FIS Global to build an inclusive and just employment ecosystem. Therefore, we prioritize individuals coming from the following communities: Refugee, Neurodivergent, Single Parent, Blind or Low Vision, Deaf or Hard of Hearing, Black, Hispanic, Asian, Military Veterans, the Elderly, the LGBTQ, and Justice...

Project description Join the Equity Accelerator programme to modernize critical Prime Finance Equities trading platforms. The role focuses on building and evolving highly scalable backend systems using Kotlin and Java, with event-driven, cloud-native architectures. Engineers will work directly on business-critical production systems while contributing to...

Our client is a leading IT services and digital transformation consultancy.If you would like to know a bit more about this opportunity, or are considering applying, then please read the following job information.Company Description Our client has celebrated30 yearsinbusinessand continues to be trusted by global brands to delivertechnology and...

For an international organization in Geneva, Switzerland, we are urgently looking for a Full REMOTE Java Developer with +5 years of experience. As a Java XML Developer, you will develop new and expand existing web-based functionalities, in a manner that is compatible with the existing IT Platform and ensures Portal compliance. During the corona crisis,...

Job DescriptionJava/ c++/ IBM Mainframe/ Unisys Mainframe/ Unisys/ IBM/ Core Java/ C#/ Sockets/ java Class loaderTitle: Java DeveloperProject Location: 100% Remote WorkDuration: Permanent Position(Please read below for skills/tech needed)We are a software modernization business based in Switzerland and The United States. For over thirty-five years we have...

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.Have you got what it takes to succeed The following information should be read carefully by all candidates.This is a junior-to-mid role focused primarily on Java...