java programmer jobs in London

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...

WE ARE: At Adaptive, we are a technology provider firm that partners with capital, commodity, and digital market participants to build custom front-office technology, messaging systems, and trading infrastructure. Our experienced teams design and deliver complex front-office technology solutions using our proven accelerators to create long-term competitive...

Job Title: CA Engineer (Java Skills / Tech Lead)Location: London - HybridContract: 6 months, with possibility of extensionClearance: SC Cleared or eligible to obtain SC clearanceWe are currently recruiting for an experienced CA Engineer / Java Technical Lead to support a major technology programme based in London.The successful candidate will provide strong...

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...

Software Tech Lead Wiltshire | Hybrid - 3-4 days onsite | Up to £120,000 + benefits Not just another Software Tech Lead. We're looking for a Software Tech Lead who wants genuine ownership someone who can take a complex problem, shape the solution, and stay close enough to the code to build it. You'll join a long-term UK defence programme where some of the...

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...

Programme start date: September 2027Do you have a passion for technology? Do you want to make a difference, delivering software used by some of the biggest companies in the world? Do you love working with others in a dynamic agile environment?Our Engineering Graduate Programme provides the ideal springboard for an exciting and significant career in global...

Company DescriptionCompany DescriptionGenomics England is a global leader in enabling genomic medicine and research, focused on creating a world where everyone benefits from genomic healthcare. Building on the 100,000 Genomes Project, we support the NHS’s world-first national whole genome sequencing service and run the growing National Genomic Research...

Locations: Gloucester, London or ManchesterWe're supporting a leading defence organisation delivering advanced technology solutions into the UK's defence and national security sector. Due to continued growth, they are looking foreDV (Enhanced DV) ClearedFull Stack Developers at multiple levels (up to Principal) to join their high-performing engineering...

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,...

DescriptionTechnical Architect - Java / Spring BootAbout Methods: Methods is a 100M+ IT Services Consultancy who has partnered with a range of central government departments and agencies to transform the way the public sector operates in the UK. Established over 30 years ago and UK-based, we apply our skills in transformation, delivery, and collaboration...

About Scrumconnect Consulting Scrumconnect Consulting is a multi-award-winning digital consultancy, recognised for delivering impactful and innovative technology solutions across UK government departments. Our work has positively influenced the lives of over 40 million UK citizens. We are passionate about user-centred design, agile delivery, and building...

What Makes us Different The One World platform connects organisations, products, processes and data across global trade. Our highly configurable, no-code technology creates a single source of truth that enables businesses to collaborate more effectively, improve visibility, and manage increasingly complex supply chains with confidence.By turning...

The Senior Software Engineer will be a key member of the Systems and Software team within the Programmes area at STS Defence, playing an active role in designing, developing, and maintaining software across the full Software Development Lifecycle; from requirements elicitation through to in-service delivery.The post will provide technical leadership on...

Role: Java Full Stack Developer (Macro Trade Capture)Location: London, UKContract Duration: 6 months PAYE Is this the next step in your career Find out if you are the right candidate by reading through the complete overview below.Role Overview & Project ScopeWe are seeking a Java Full Stack Developer based in London, UK to join our trading technology team....

We are looking for experienced Golang engineers to join us on a cutting-edge platform engineering and AI programme with a global financial leader. You will be part of a high-calibre engineering team building secure, scalable AI platforms. You will work on Platform Engineering and Internal Developer Platform initiatives that help engineering teams move...

Job Title: CA Engineer (Java Skills / Tech Lead)Location: London - HybridContract: 6 months, with possibility of extensionClearance: SC Cleared or eligible to obtain SC clearanceWe are currently recruiting for an experienced CA Engineer / Java Technical Lead to support a major technology programme based in London.The successful candidate will provide strong...

Quantitative Developer (Python C++ MFT) London / WFH to £175k+Opportunity for a highly talented Quantitative Developer with Python expertise to progress your career in an impactful role at a global trading firm with significant bonus earning potential.As a Quantitative Developer you will play a key role in a new team building a Greenfield MFT platform for...

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 deep research and span public and private markets,...