java websphere developer jobs in London

Job Title: Java DeveloperRate: £475 - £525 per day inside ir35Location: RemoteContract: 6 months rollingSC ClearedWe're looking for an experienced Java Developer to join a remote development team working on a Home Office project, building and enhancing secure, scalable Java applications and services.You'll work across Java, Spring Boot, REST APIs and...

Responsibilities Development & Coding: Collaborate with lead and also Lead the development with mid level developers and implementation of scalable and high-performance Java-based applications. (This post will have more than 80% focus on this). Architecting Solutions and design: Collaborate with cross-functional teams to design and implement robust software...

Senior Java Developer | Payments | Java, Spring Boot, AWS, React | Remote | Up to £85KWe've partnered with a payments company on the hunt for a Senior Java Developer to sit alongside their Head of Technology in a fully hands-on capacity. This is a back-end-heavy full stack role where you'll be spending the majority of your time in Java and Spring Boot, but...

A specialized software consultancy in the UK is seeking an experienced IBM WebSphere Portal Consultant to contribute to design, development, and deployment projects on the WebSphere Portal platform. Ideal candidates will possess an IT degree with a minimum 2:2, strong skills in IBM Portal Server V6 or later, and have a robust background in web-based...

LMAX is renowned for its high-performance, ultra-low latency (we measure in microseconds) exchange written in core Java. We constantly push technology further than most, especially in our greenfield projects, driving the financial industry in new directions. Developers are encouraged to constantly develop and learn new skills. Pair programming supports...

Discover your future at Citi Working at Citi is far more than just a job. A career with us means joining a team of approximately 219,000 dedicated people from around the globe. At Citi, you'll have the opportunity to grow your career, give back to your community and make a real impact. Job Overview The Senior Java Developer is a senior level position...

Senior Java Developer / Backend Engineer (Spring Boot TDD) Manchester / WFH to £78k Are you a Senior Java Developer with hands-on leadership skills? You could be progressing your career at a global games software house. As a Senior Java Developer you will play a key role in guiding and inspiring a small, high-performing development team, working on...

Role: Software Developer (Mid-Level) Location: London Salary: Competitive + Compensation Package The role On behalf of a highly regarded fintech organisation, we are partnering to find an experienced Software Developer to join their engineering team in London. This role is suited to an engineer with a strong foundation in building production systems who is...

## Lead Java DeveloperApplyremote type: Hybridlocations: London United Kingdomtime type: Full timeposted on: Posted 30+ Days Agojob requisition id: 26949717**Discover your future at Citi**Working at Citi is far more than just a job. A career with us means joining a team of more than 230,000 dedicated people from around the globe. At Citi, you’ll...

Senior Java Analyst Developer / Technical ConsultantQuant Capital is urgently looking for a Java Analyst Developer / Technical Consultant to join our high profile client.Our client is a global trading platform software business. Its products are used globally by most asset managers and pension funds. They are well known in the fintech space and have offices...

Salary: £30,000 - 50,000 per year Requirements: Core Java skills, including object-oriented programming, collections, exception handling, and concurrency Experience building and deploying event-driven and RESTful APIs Foundational knowledge of SQL and relational database design Hands-on experience with Linux-based server environments Scripting experience...

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 is...

Senior Java Developer (AWS, Microservices) - Travel - Sussex Daily rate: £550 - £700 (inside IR35) Duration: 3 - 6 months Hybrid: 1 - 2 days Start: ASAP My new client is looking for a Senior Java Developer (AWS, Microservices) to join the team on a contract basis. You will play a key role in designing, developing, and maintaining secure, scalable, and...

**Senior Java Developer | Front Office FX Trading | Greenfield Build** **Location:** Central London, on-site with the client four to five days a week **Salary:** £130,000 to £150,000 base + bonus and benefits A dynamic technology consultancy with strong financial backing is looking for an experienced Senior Java Developer to join its team on a permanent...

Java Technical Consultant 100,000 Plus Bonus Quant Capital is urgently looking for a Java Technical Consultant to join our high profile client. Our client provides data management platforms to the securities and investment management industry. They have offices across the globe and are the have the number one product for the investment data market....

Fullstack Java Developer2026-09-18T00:00:00LondonGreater LondonGBEC2V 8Any2026-12-17T07:02:20.303hackajob is partnering directly with Atos to hire for this role. Atos is the Atos Group brand dedicated to AI-powered, secure, end-to-end digital services. Atos designs, develops, and operates critical digital environments that drive performance, resilience and...

Java Developer / Backend Software Engineer (Kafka API) London / WFH to £90kAre you a Java technologist seeking a role where you can work on ground breaking technology, continually learning and progressing your career?You could be joining a global technology consultancy.What's in it for you: Salary to £90kHybrid working (x2 days WFH per week)Pension, Life...

JAVA DEVELOPER - JVM Location: Central LondonWorking Pattern: Hybrid 1-2 days in the office and the rest from home! Employment Type: PermanentSector: Financial Services THE OPPORTUNITY We are working with a high-growth financial services technology scale-up that is entering an exciting phase of expansion. This is an excellent opportunity for an experienced...

Capgemini is seeking a talented Java Full Stack Developer to deliver scalable, secure solutions for Broker Dealer and Capital Markets clients. You will design, develop, and deploy full-stack applications using Java, Spring Boot, and modern frontend tech in a hybrid work model across Capgemini offices, client sites, and home.You will collaborate with...

Universal Music Group UK is hiring a Senior Developer to design and build web UIs with React/TypeScript and develop backend services in Java Spring. You will work with Kubernetes, Docker, and AWS serverless components while collaborating across agile teams to deliver secure, scalable solutions.The role sits in a cross-functional product team focused on...