java developer jobs in London

**Key Responsibilities:** - API Development: architect and code integration APIs to support seamless communication between systems - Feature Implementation: collaborate with the product team to maintain existing features and implement new enhancements - New Services: design and develop new services using the latest tech stack and ensure their functionality,...

**We are Hiring** **📍 Role: Commodity Pricing Engine Developer** **📍 Location:London Hybrid** **📍 Experience: 8+ Years** **📍 Employment Type: Full-Time** **About the Role** We are seeking a highly skilled **Commodity Pricing Engine Developer** to design, build, and enhance a bespoke pricing engine that generates real-time prices for client...

**Key Responsibilities:** - Design and implement backend systems capable of handling thousands of concurrent player connections across multiple services. - Develop scalable, modular microservices to support game logic, session management, and operational services. - API Development. - Ensure low-latency data processing to support live casino game engines. -...

ОписаниеJoin Capgemini's Financial Services Business Unit within the Cloud & Custom Applications (C&CA) practice, where we Consult with Purpose. Continuously Evolve. Architect Tomorrow. We are seeking a talented Java Full Stack Developer to help deliver scalable, business-critical solutions for Broker Dealer and Capital Markets clients. This role is...

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...

Hybrid- London 3 days per week in the office (Mandatory) We’re looking for Senior Java Developers to join a high-performing engineering team working on a major financial services project in London. This is a hands‑on engineering role for developers who care about clean, maintainable code, automated testing and continuous delivery. You’ll work in a...

Java / Angular Fullstack DeveloperSalary: £60,000 - £75,000 (depending on experience)Location: Central LondonWorking Arrangement: Hybrid, 2 days per week in the officeEmployment Type: PermanentAvanti Recruitment is currently recruiting for a Senior Java Fullstack Engineer to join an established, internationally recognised software company based in Central...

**FX Risk Lead Java Developer + AI (VP)** Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can match. From deploying advanced AI to helping shape global markets, we build...

Our client is in the Financial Sector and is looking for a new Java Engineer to join the team. This role is hybrid with 3 days a week in Central London. In this role you will be working in a small team of 10 on a brand new AI focused product. Client Details Our client is in the Financial Sector and is looking for a new Java Engineer to join the team. This...

OneAPPS Consulting (www.oneapps.com) is a Technology consulting firm based out of London and offices across Europe. We are working on various projects involving diverse, multicultural teams with clients across the Europe. We are an invaluable partner and our teams have collaborated to support the growth of our clients. With more than 7 locations worldwide we...

We are searching for world-class technologists to join our team building solutions for the J.P. Morgan Macro e-trading platform, which streams real-time prices and executes client trades across FX, Rates, Commodities, Credit and ETFs.  As a Software Engineer III at JPMorganChase within the Macro e-trading platform team, you serve as a seasoned member of an...

Java / Angular Fullstack DeveloperSalary: £60,000 - £75,000 (depending on experience)Location: Central LondonWorking Arrangement: Hybrid, 2 days per week in the officeEmployment Type: PermanentAvanti Recruitment is currently recruiting for a Senior Java Fullstack Engineer to join an established, internationally recognised software company based in Central...

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. Synechron’s progressive technologies and optimization strategies span end-to-end...

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...

Mandatory skills: Java, Spring Boot, and **Solace**   **Skills** Design, develop, and maintain high-quality **Java with Solace** / ION / Python applications using SpringBoot. Proficiency in Java Core 8+ is a must. Proficiency in Junit. Implement Solace publication/subscription. Implement and optimize RESTful APIs and microservices. Integrate with...

Java / Angular Fullstack DeveloperSalary: £60,000 - £75,000 (depending on experience)Location: Central LondonWorking Arrangement: Hybrid, 2 days per week in the officeEmployment Type: PermanentAvanti Recruitment is currently recruiting for a Senior Java Fullstack Engineer to join an established, internationally recognised software company based in Central...

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...

The Senior Java Developer is a senior level position responsible for establishing and implementing new or revised application systems and programs in coordination with the Technology team. The overall objective of this role is to lead applications systems analysis and programming activities. **Team Background** The Derivatives Credit Risk Technology Team...

**Senior Java Developer - Back Office, AWS Migration, CI/CD, iAC (Infrastructure as Code)** Location: 3 DAYS ONSITE IN LONDON Contract Length: 12 months Day Rate / Pay: £700-£750 per day INSIDE IR35 The Senior Java Developer role focuses on delivering back-office solutions within a leading financial services organisation. The position requires...

**Senior Full-Stack Software Engineer - Banking, Java, Angular, TypeScript/JavaScript** Location: London (2-3 days per week onsite) Contract Length: 6 months Day Rate / Pay: £800-£850 IR35 Status: INSIDE IR35 Start Date: ASAP The Senior Full-Stack Software Engineer contract involves contributing to the design, development, and optimisation of...