java programmer jobs in London

First Derivative is a people first company. We are powered by our ever-growing teams of specialist problem solvers and process evolvers. Our extensive capabilities offer agile solutions and exciting career opportunities – whether you are in the early stages of your career, looking for new direction, or wanting to continue in the position of...

**Please Note** **This role may close soon depending on the level of interest so don’t miss out!** **Thank you for your interest in applying for this role.** **We’d like to remind you that you must ensure you are eligible for this scheme before applying. Please read through the eligibility criteria below carefully and ensure that you are eligible...

Up to £170,000 per annumLondon Area (Hybrid - 3/wk)Strong Software Engineering FundamentalsFutureheads are engaged exclusively on a search for a Lead AI Engineer working on a significant enterprise AI modernisation and transformation programme.This is a hands-on engineering role for someone who combines deep software engineering experience with genuine,...

Senior Java Full Stack Engineer Salary: £60,000 - £70,000 plus benefits, perks, and healthcare options! Job type: Permanent | Hybrid (1-2 days per week) | Occasional travel to client sites Security Clearance: Must be SC eligible Base locations: London, Bristol, Manchester or Glasgow Overview We're looking for a Senior Java Full Stack Engineer with strong...

About The Business LexisNexis Risk Solutions is the essential partner in the assessment of risk. Within our Business Services vertical, we offer a multitude of solutions focused on helping businesses of all sizes drive higher revenue growth, maximize operational efficiencies, and improve customer experience. Our solutions help our customers solve difficult...

Grayce specialises in delivering technology-driven change and transformation for some of the UK’s most ambitious organisations. For over a decade, we have partnered with FTSE 100 and FTSE 250 companies to deploy high-performing early career talent across engineering, infrastructure, and digital transformation programmes.Our Accelerated Development...

Right to work in the UK unsponsored for the duration of the programmeAbility to work on site, five days per weekThis role requires a high level of security clearance. We therefore require applicants to have been based in the UK for the last five years as a minimum.Grayce is not on the UK Border Agency's Sponsor Register and is unable to sponsor work...

Please note: This role may close soon depending on the level of interest so don’t miss out!  Thank you for your interest in applying for this role.   We’d like to remind you that you must ensure you are eligible for this scheme before applying. Please read through the eligibility criteria below carefully and ensure that you are eligible before...

Salary: £60,000 - 100,000 per yearRequirements8+ years of experience in data, analytics, and AI platform architecture, design, and deliveryExpertise in AWS cloud-native data and analytics platforms across the data value chainExperience designing scalable platform components for batch and real-time/streaming processing across microservices- and API-driven...

Inside IR35Hybrid - LondonRole Overview:We are seeking an exceptional Senior / Principal Java Developer with extensive front-to-back trading systems expertise to join our delivery team on a high-profile engagement with a tier-1 global investment bank.This is a rare opportunity to work on a greenfield trading technology platform, providing significant scope...

JAVA Recruitment Ltd is seeking an experienced Electrical Site Manager for a major prison project in East London. You will oversee electrical installation works, coordinate subcontractors and ensure delivery to drawings, specs and programmes on a long-term build and refurbishment contract.The role requires a strong electrical building services background,...

You build the systems that actually make AI work in enterprise environments, not demos, not prototypes that stall after a pilot, but production agentic architectures running inside real client organizations. The difference between an AI Engineer and what we are looking for is straightforward: you have shipped a multi-agent system in production, you have...

Job Reference: NJ0516Date Posted: 10 September 2026Recruiter: Nexus Jobs LimitedLocation: LondonRemote Working: Some remote working possibleSalary: 55,000 to 60,000Sector: I.T. & CommunicationsJob Type: PermanentWork Hours: Full TimeContact: Jas GujralEmail: : Apply for this job nowJob DescriptionTechnical Solutions ArchitectThe primary role of the IT...

Job Reference: NJ0521Date Posted: 10 September 2026Recruiter: Nexus Jobs LimitedLocation: LondonRemote Working: Some remote working possibleSalary: 55,000 to 65,000Sector: I.T. & CommunicationsJob Type: PermanentWork Hours: Full TimeContact: Jas GujralEmail: : Apply for this job nowJob DescriptionInfrastructure Solutions ArchitectThe primary role of the IT...

**Job Title** Senior Platform SRE **Job Description** **About IG Group** IG Group is a FTSE 100 fintech operating across five continents, serving over 1.4m customers and handling billions of dollars in transactions – built on scale, trust, and proof. We didn't pivot to innovation; it's how we've always operated. What that means for the people who...

Assurance Manager (Tech) (Rgn) in RTGS - CORE, Technology Directorate Permanent Full Time Leeds or London Role Requirements Minimum Requirements • 8 to 10 years of hands-on test automation experience, using recognised automation tools. • Experience designing, implementing and maintaining test automation frameworks and scenarios. • Practical...

Company DescriptionAre you ready to join the forefront of technology and data innovation with Netcompany?Company DescriptionAre you ready to join the forefront of technology and data innovation with Netcompany?As one of the fastest growing technology companies, we are disrupting the marketplace and revolutionising the way businesses operate. Our vision is to...

Introduction At IBM Consulting UK FutureNow, you’ll build a career at the forefront of hybrid cloud and AI, working with leading clients across the public and private sectors. You’ll collaborate with top industry professionals, gain hands on experience with cutting edge technologies, and deliver solutions that create real business impact. From day one,...

Staff Software Engineer – Back EndCapital One – White Collar Factory (95009), United Kingdom – London office.OverviewDo you love shaping the technical landscape and driving innovation across the organisation? Are you passionate about solving complex business problems and supporting multiple teams toward a shared technical vision?At Capital One, you'll...

I'm working with a leading global investment firm that is seeking a talented Software Developer to join its team in London. This is an opportunity to work alongside quantitative and investment professionals, developing technology that supports valuation, pricing, risk and quantitative analytics. You'll have genuine ownership of projects and the opportunity...