java programmer jobs in London

Sanderson Recruitment is seeking a skilled software engineer for a major UK Defence and National Security programme based in London, Manchester, or Cheltenham. The role focuses on building and delivering solutions in a highly secure environment, with on-site collaboration at core locations.Ideal candidates have strong Python or Java skills, AWS proficiency,...

Senior Software Engineer - DataHub Experience & Control PlaneLocationLondonBusiness AreaEngineering and CTORef #Description & RequirementsBloomberg runs on data. Every product, model, chart, alert, workflow, and client-facing insight depends on engineers being able to find, understand, trust, and use financial datasets at scale. DataHub is Bloomberg’s...

Who we areHelsing is a defence AI company. Our mission is to protect our democracies. We aim to achieve technological leadership, so that open societies can continue to make sovereign decisions and control their ethical standards. As democracies, we believe we have a special responsibility to be thoughtful about the development and deployment of powerful...

Anson McCade Pty partners with a major technology and consulting organisation to recruit Java Software Engineers for high-profile digital transformation programmes across government and commercial environments in London, Bristol, Manchester or Birmingham.This hands-on engineering role focuses on designing, building and testing robust Java services within...

Lead Java EngineerFind out exactly what skills, experience, and qualifications you will need to succeed in this role before applying below.Umbrella Rate: £600.00 - £635.00 per day (Inside IR35)Duration: 6 MonthsLocation: Telford (2 days per week onsite)Clearance Required: BPSSThe OpportunityWe're looking for an experienced Lead Java Engineer to join a...

2027 Summer Technology Internship Programme London About Man Group Man Group is a global alternative investment management firm focused on pursuing outperformance for sophisticated clients via our Systematic, Discretionary and Solutions offerings. Powered by talent and advanced technology, our single and multi-manager investment strategies are underpinned by...

About Ricoh A global leader in digital services, recognised for innovation, sustainability and a people-first culture. We feature in the Gartner Magic Quadrant, are listed in the Global 100 Most Sustainable Companies, and have been named one of Forbes’ World’s Best Employers 2025. At Ricoh, we believe people do their best work when they feel valued and...

The OpportunityWe are partnering with a Tier 1 investment bank on a major, multi-year technology transformation within its global Prime Finance Equities business.The Equity Accelerator programme is focused on modernising the technology backbone of the business — re-engineering core trading and post-trade systems, developing new data and market-expansion...

CGI is seeking a Java Developer to design and build scalable, secure back-end services for UK Government programmes. You’ll work in a hybrid setup, collaborating with skilled professionals who own their work and pursue continuous learning. A UK Security Clearance or eligibility is required to participate in sensitive projects.Join an open, supportive...

Contract: 12 Months Location: Canary Wharf, London – 3 days onsite / 2 days WFH We are currently seeking 2 experienced Senior Java Developers to join a major retail banking transformation programme within a leading financial services organisation. You will be working on a large-scale payments and accounts platform, helping modernise critical banking...

Location: Remote (UK-based) - Occasional Travel to London Clearance: SC clearance; or eligible for SC As a Full Stack Developer, you will discover, design, build, cloud-based applications and prototypes that support discovery work. You’ll work across both front-end and back-end development, helping teams explore, test, and validate new technical approaches...

Senior Java Developer | Electronic Trading | VP / Executive Director Location: London Working Pattern: Hybrid, 3 days per week in the office Salary: Up to £200,000 base + exceptional bonus (Total Compensation up to £350,000) Join one of the largest growth programmes in Electronic Trading Technology A leading global investment bank is making a significant...

Sanderson Recruitment is seeking a skilled software engineer for a major UK Defence and National Security programme based in London, Manchester, or Cheltenham. The role focuses on building and delivering solutions in a highly secure environment, with on-site collaboration at core locations.Ideal candidates have strong Python or Java skills, AWS proficiency,...

Senior Software EngineerLocation:Plymouth– Hybrid Salary:£50,000 – £70,000We are seeking an experienced Full Stack Software Engineer with strong Java expertise to join a leading technology and professional services organisation, working on complex software development and transformation programmes. This is an exciting opportunity for a Senior Software...

Oliver Bernard is seeking two experienced Senior Java Developers to join a major retail banking transformation programme in London. You will work on large-scale payments and accounts platform, designing and building high-volume, cloud-native systems.You'll create Java-based microservices, leverage AWS and Kafka, and collaborate with product owners,...

Role: Java Full Stack Developer (Macro Trade Capture) Location: London, UK Contract Duration: 6 months PAYE Role Overview & Project Scope We are seeking a Java Full Stack Developer based in London, UK to join our trading technology team. In this role, you will be instrumental in kicking off a legacy system replacement initiative for our Fixed Income...

Job Details Job title: Data Engineer (Java Skills) Location: London - Hybrid Contract: 6 months, with possibility of extension Clearance: SC Cleared or eligible to obtain SC clearance Summary We are currently recruiting for an experienced Data Engineer with strong Java skills to support a major technology programme based in London. The successful candidate...

London Stock Exchange Group (LSEG) invites applicants for its Engineering Graduate Programme starting September 2027. The programme is a 12-month development opportunity for the tech-savvy, offering exposure to backend development with Java, Python, and SQL databases.Successful candidates will join a permanent role in a division aligned with business needs...

We're hiring: AWS Technology Lead — Java Modernisation London (Holborn), hybrid · [Permanent / Contract] · 12–15+ years NCONS Talent Solutions is looking for a hands-on AWS Technology Lead to take a monolithic Java application running on EC2 and rebuild it as an AWS-native solution. This is a builder-leader role. You will design the target...

Data Engineer - SFIA Level 3 - SC Cleared We are looking for a Data Engineer to join a large-scale public sector data programme, supporting the development and maintenance of secure, scalable data services. The role would suit an engineer with strong Java and Python capability, alongside practical experience working with event-driven and containerised...