java programmer jobs in London

Our client is a tier-one global financial institution driving an aggressive digital modernization across its capital markets infrastructure. They are currently re-architecting their core mission-critical workflow engine to scale from hundreds of concurrent users to thousands. This transformation involves integrating advanced AI, Large Language Models (LLMs),...

About 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 from across the Methods Group, to create end-to-end...

Grid Dynamics is seeking an experienced Java/Kotlin Engineer to join the core engineering team delivering a major, multi-year strategic risk system replatforming programme. You will work at the heart of the programme, building key components within a highly scalable, risk-tolerant architecture designed to handle very large volumes of data in a demanding...

Location: Glasgow or London (2 Days Onsite) Length: Initial 3-Month Contract We're currently supporting a leading consultancy partner on a large-scale engagement within the Wealth and Asset Management sector. They are looking for a Senior/Lead Java Developer to join the team and play a key role in delivering critical technology initiatives. This opportunity...

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...

Methods Business and Digital Technology LimitedMethods 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 from across the...

Mid-Level Software Engineer (Java / AWS)We’re supporting a large, well-established UK organisation on a key digital delivery programme and are looking for two mid-level Software Engineers to join an existing engineering team.This is a hands-on development role suited to engineers who enjoy writing clean, testable code, working collaboratively, and...

Global Financial Services client is hiring for experienced Java or Python Engineers with strong Market Risk and FRTB IMA experience to join a high-profile regulatory technology programme. This will be a permanent role paying between £80K - £110K. Based in the City on a hybrid basis - 3 days per week in the office. Experience includes: Strong Java and/or...

The payments service team are the heart of Tesco Technology, serving 28 million+ shoppers in the UK and abroad. We deliver HTTP services that reliably manage payments at global scale, 24 hours a day every day. We also provide capabilities that detect and prevent fraud and build upon innovative technologies to reduce loss. 100M+ transactions and billions of...

London | Hybrid | Tier 1 Investment BankThe OpportunityWe are partnering with a Tier 1 investment bank on a major, multi-year Equity Accelerator programme focused on modernising its Prime Finance Equities platform. The programme is re-engineering core trading and post-trade systems, introducing new data and market-expansion platforms, and enabling advanced...

Join CGI as a Senior Full Stack Developer and help shape the digital services that support access to justice across the UK. Working with one of our key UK Government Department clients, you’ll take ownership of reusable technology that enables their services to onboard faster, integrate consistently and operate reliably. You’ll apply your Java and...

Summary of the work The role is for a senior developer who will work within a scrum team to create a BigData platform and caseworking systems; leading a team of Java developers using primarily REST and SOAP services. BPM (activiti) development -Understanding and development of the Hadoop big data platform. Support for junior developers Expected contract...

About The RoleWe are looking for an experienced Java/Kotlin Engineer to join the core engineering team delivering a major, multi-year strategic risk system replatforming programme.You will work at the heart of the programme, building key components within a highly scalable, risk-tolerant architecture designed to handle very large volumes of data in a...

Remote (UK based candidates only) Initial 6-Month Contract £450 pd Outside IR35 Possibility for extensionWe're looking for an experienced Technology Lead to drive a major AWS cloud modernisation programme, transforming legacy Java applications into scalable, secure, cloud-native solutions. This is a hands-on leadership role combining architecture, software...

At CGI, we’re shaping the future of digital UK Government solutions, building secure, high-impact platforms that improve services for millions across the UK. As a Java Developer, you’ll play a pivotal role in designing and developing scalable, resilient back-end systems using the latest Java and microservices technologies. You’ll collaborate with...

Morgan McKinley is partnering with a leading technical engineering vendor to recruit exceptional Java Engineers with genuine low-latency trading experience in FX and Cash Equities. The role focuses on reducing latency, increasing throughput and improving performance across trading systems.Responsibilities include working in a Tier-1 electronic trading...

About the job Principal Consultant - JAVA Developer Principal Consultant - JAVA Developer Location: London, England, United Kingdom Office space available at location listed Hybrid - Compulsory 2 days onsite. Industry: Information Technology Job Category: Information Technology - Developer Compensation: GBP £60,000 to £70,000 Full-time Relocation...

Appvia is seeking Senior Full Stack Engineers (Java/TypeScript) to join a growing Software Engineering practice on a major transformation programme. This hands-on, client-facing role involves designing and delivering modern software in a greenfield venture within a brownfield ecosystem, introducing new architecture, tooling, and standards for long-term...

SR2 - Socially Responsible Recruitment seeks a Data Engineer to join a large-scale public sector data programme in the UK. The role emphasizes secure, scalable data services with strong Java and Python capability.The position involves building data pipelines, working with Kafka for event-driven processing, and deploying services in Kubernetes. You will...

About 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 from across the Methods Group, to create end-to-end...