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Java Engineer - AWS - Microservices - Retail Banking Our client, a London based Bank is currently looking to hire an experienced Java Microservices Engineer to work within their leading Retail Banking feature team. Candidates will be working on a multi-year programme of work to engineer customer-centric, high-performance digital solutions, playing a key role in the ongoing evolution and development of their core platform. The environment is built on a modern tech stack including Java on AWS and uses Terraform, with a strong focus on automation and unit testing. This is an excellent... more ->
Java/Kotlin Team Lead - London - 6 months - Circa £650pd - 3 days pw We are partnered with a tech client who are looking for a Lead Backend Engineer with strong experience in Java and/or Kotlin to take a key technical leadership role within a Back End-focused engineering team Technical Leadership & Influence Lead design discussions, technical deep dives, and knowledge-sharing initiatives Anticipate technical risks and proactively propose scalable, secure solutions Influence product and platform decisions through strong technical insight Hands-on Software Development Develop high-quality Back... more ->
Java Developer - Agile - Banking We are seeking an experienced Java Developer with solid banking and financial-services experience to join a growing, fast-moving engineering team. The role suits a technically strong developer who enjoys building new solutions, solving complex integration challenges, and taking ownership across the full development life cycle. Key Responsibilities Collaborate with senior Java engineers and Agile transformation teams to design, architect and deliver greenfield, brownfield and integration applications using best development practices. Apply sound technical... more ->
Java Engineer - Backend - Distributed Systems Excellent opportunity opens for talented Java Developers to join a Globally leading Financial Services entity , working on critical, new projects. Role overview We are hiring Back End Java engineers to work on large-scale, event-driven platforms processing high volumes of Real Time transactions and API traffic. The environment is fully reactive and non-blocking, built for throughput, resilience, and low latency. This is not traditional Spring MVC/CRUD development. The stack is based on reactive streams and distributed data stores. Key... more ->
Java Full Stack Engineer Location: UK (Hybrid, with flexibility for client site travel) Type: Permanent Clearance: Eligible for UK security clearance Join a leading global consultancy driving digital transformation across industries click apply for full job details more ->
Java Developer | Backend | Microservices | FinTech | London | Hybrid | £90k I'm proud to partner with a global financial organisation, creating an app that allows people in countries like Mexico, Argentina, Colombia, and Brazil manage money in digital dollars and digital euros and it's designed to protect users from local currency devaluation and make international spending easier. The team consists of people with experience in leading companies such as Revolut, Goldman Sachs, Boston Consulting Group, McKinsey, UBS and more. They are backed by huge investors and work with partners such as... more ->
Java Platform Engineer - Cloud | Data Platforms | Financial Services Location: Hybrid/Remote Contract Start: ASAP We are seeking an experienced Java Platform Engineer with strong cloud, and data platform expertise to join a high-performing engineering team within a leading financial services organisation. You'll be working on complex, scalable, cloud-native platforms used across the business. Key Responsibilities Design, develop, and maintain scalable Java-based services using Java and Spring Boot.Build and implement API-driven architectures and distributed systems. Work closely with DevOps... more ->
Senior Java Developer - AI first - sought by trading company based in London - Contract (OUTSIDE IR35 - Remote option available for outstanding candidates) What We're Looking For Backend Engineering Expertise 8+ years of software engineering experience with strong Java Back End skills. Proven track record in modernising production systems and designing APIs/microservices. Deep understanding of Legacy migration strategies and service decomposition. AI/LLM Implementation Skills Hands-on experience with AI development tools (eg, Claude Code, GitHub Copilot) and Model Context Protocol (MCP).... more ->
Software Engineer -Java (Hands On) Hybrid Working - London or Bristol - 2 days a week on site. Financial Services Lorien's leading banking client is looking for several Java Software Engineers to become part of an expanding team working on 2 major projects that are going through an infrastructure upgrade. The ideal candidate will have strong hands-on skills coding with Java, with experience of working on large scale infrastructure. This role is based in London or Bristol. This role will be Via Umbrella. Working in a Hybrid Model of 2 days a week on site. Key Skills and Experiences Experience... more ->
Job Title: Java Developer (Kotlin) Contract: 6 months (Inside IR35) - Extendable Location: Hybrid - West Sussex (2-3 days per week on-site) Rate: DOE Client: Leading Financial Services Organisation Overview We are working with a leading financial services client who is looking to engage an experienced Java Developer with strong Kotlin experience to join a high-performing engineering team. This is a critical contract role contributing to the design and delivery of scalable, high-quality Back End systems within a complex enterprise environment. The successful contractor will be working on... more ->
Job Title: Java Developer (Golang) Contract: 6 months (Inside IR35) - Extendable Location: Hybrid (2-3 days per week on-site) Rate: DOE Client: Leading Financial Services Organisation Overview A leading financial services client is seeking an experienced Java Developer with strong Golang exposure to join a critical engineering programme. This role will focus on building and enhancing high-performance Back End services within a modern, cloud-based architecture. You'll be working alongside senior engineers on scalable, resilient systems that support business-critical platforms, with a strong... more ->
The Race to Zero: Senior Java Low-Latency Engineer (Fixed Income) 6 months Contract London Hybrid Role Competitive daily rate. Our client "A premier global electronic trading Powerhouse" is looking for a Java Specialist to lead a mission-critical shift in their E-Fixed Income (eFI) architecture. They aren't just looking for a "developer"-we need a systems artist who understands that in this world, latency is the only metric that matters.The Tech Stack The Core: Low-latency Java (Mechanical Sympathy, Memory Tuning, GC Avoidance). The Connectivity: TransFICC specialization, TCP/UDP,... more ->
Design, develop, and maintain Back End applications using Java and Kotlin Build and consume RESTful APIs and Microservices Collaborate with product owners, architects, and cross-functional teams Write clean, maintainable, and well-tested code Perform code reviews and ensure adherence to best practices Troubleshoot production issues and optimize application peformance Required Skills: Strong experience in Core Java (Java 8+) Hands-on experience with Kotlin for Back End development Solid experience with Spring/Spring Boot Good understanding of Microservices architecture Experience with... more ->
Key Responsibilities: Design and develop Back End services using Java and Golang Build and maintain microservices-based architecture Develop RESTful APIs and integrate third-party services Work with databases (SQL/NoSQL) and ensure performance optimization Collaborate with cross-functional teams (DevOps, QA, Product) Write clean, scalable, and well-documented code Participate in code reviews and system design discussions Required Skills: Strong hands-on experience in Java (Spring Boot, Microservices) Working experience in Golang Experience with REST APIs , JSON, HTTP Knowledge of Docker &... more ->
Exclusive Search - Leading Global Investment Bank Are you a high-performance Java engineer with FX experience? My client, a top-tier global financial institution, is expanding its E-Trading FX Strategy team and is seeking a Vice President - Electronic FX Strategist to help drive one of the bank's most strategic growth areas. This is a rare chance to work at the heart of a cutting-edge FX franchise, owning key components across pricing, market-making, algorithmic trading and ultra-low-latency systems that run globally. You'll join a high-impact team responsible for all quant and technology... more ->
My client is re-engineering their cloud-based practice management platform and looking for a Java Engineer to help take it global. You'll work hands-on with Java, Spring Boot, Azure, and modern cloud-native tech, building scalable, mission-critical systems used by thousands every day. What you'll do Design and build cloud-native services with Java & Spring Tackle scale, performance, security, and re click apply for full job details more ->
Tecknuovo is a deliberately different digital consultancy, delivering secure, modern solutions while upskilling client teams to ensure zero long-term dependency. We are seeking an SC-cleared Java Developer to support a central government digital programme , working on Java and Spring Boot applications hosted on AWS.The role focuses on maintaining and enhancing production-grade services, embedding secure-by-design and zero-trust principles, and collaborating closely with DevOps, Application Support, and business stakeholders to ensure stability, resilience, and operational excellence within... more ->
5 days onsite. London inside - IR 35. We are seeking a passionate and skilled Software Engineer to join our dynamic team. In this role, you will design, develop, and maintain enterprise-grade applications using Java and Spring Boot , working extensively with Oracle and PostgreSQL databases.You will play a key part in our cloud-native journey , leveraging Docker, Kubernetes, and modern monitoring tools to deliver scalable, resilient solutions. Key Responsibilities Design, develop, and maintain Back End services and APIs using Java and Spring Boot Work with Oracle and PostgreSQL databases... more ->
Senior Java Developer Hybrid - 2 days onsite Our client, a leading enterprise organisation undergoing significant digital transformation, is seeking an experienced Senior Java Developer to join their high-performing engineering team. This is an excellent opportunity for a seasoned professional who thrives in complex environments and enjoys working with modern Java technologies at scale. What you'll bring: Proven experience in software design and development with Java-based technologies Experience in a senior developer or technical leadership role Strong, hands-on expertise with Java , Spring... more ->
Senior Java Engineer Location: London (1-2 days a week in the office, mandatory on Thursdays) Experience: Minimum 8-10 years Key Responsibilities Software development and maintenance of Cortex Secondary Trader applications Participate in an agile based software development life cycle including analysis, documentation, development, testing, code reviews. Collaborate with the production support team for releases and troubleshooting of the components. Provide third-line support for the Cortex Secondary platform Skills and Experience At least four years software development experience or... more ->