java programmer jobs in London

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...

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...

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...

**Lead Engineer (Specialist), in Data Collection And Publication (DCP) Technology Directorate** - Permanent - Leeds or London As a Lead Engineer, you’ll help shape and support the Bank’s technology estate, from cloud-native platforms to traditional on-premises systems. You’ll collaborate across teams, lead by example, and help improve the resilience...

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...

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...

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...

**Senior Engineer (Specialist) in Data Collection And Publication (DCP), Technology Directorate** - Permanent - Leeds or London This is a Lead engineering role within the Data Collection Platforms team. The team is responsible for the Bank's strategic data collection platform, as well as several other systems critical to the Bank's mission. Whilst we are...

The company deliver cutting-edge enterprise software solutions across both cloud and on-premises environments, empowering organisations to enhance customer experiences, maintain regulatory compliance, and proactively fight fraud.All potential applicants are encouraged to scroll through and read the complete job description before applying.The company are...

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,...

About Hyperlayer Hyperlayer is the intelligent banking platform built for the agentic economy: the financial control layer that sits above banks' existing cores, enabling next‑generation Smart Accounts, without ripping anything out. From a single integration, we give financial institutions a secure rules and orchestration engine that lets them design,...

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...

This is a free training course followed by the potential for a role with one of our clients. Title: Java Developer Job location: Remote, UK (1 day per fortnight in London or Manchester) Description: These job roles are linked directly to free education, and upon completion of our course, you will be equipped to start your new role. THE ROLE:Our clients are...

**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 work...

Are 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 revolutionizing the way businesses operate. Our vision is to be the leading digital challenger in Europe whilst evolving the next generation of IT consulting. Operating across...

The company deliver cutting-edge enterprise software solutions across both cloud and on-premises environments, empowering organisations to enhance customer experiences, maintain regulatory compliance, and proactively fight fraud. The company are trusted by businesses worldwide to drive seamless, intelligent customer interactions.All candidates should make...

Virtu is a leading financial firm that leverages cutting edge technology to deliver liquidity to the global markets and innovative, transparent trading solutions to our clients. As a market maker, Virtu provides deep liquidity that helps to create more efficient markets around the world. Our market structure expertise, broad diversification, and execution...

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,...

Role Overview We are looking for a Senior Azure Cloud Architect to lead the migration and modernization of enterprise Java applications from on-premise environments to Microsoft Azure. Key Responsibilities Lead on-prem to Azure migration programmes (assessment, design, execution) Define Azure landing zones and cloud governance models Design secure,...

This role is available across our London, Bristol and Manchester locationsThe Government Digital Service (GDS) is the digital centre of government. We are responsible for setting, leading and delivering the vision for a modern digital government.Our priorities are to drive a modern digital government, by:joining up public sector servicesharnessing the power...