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 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 Developer - Java, REST APIs, Microservices, JBoss, Unit testing, Payments, Financial Services, Fleet - paying up to £65,000 A leading financial services institution is seeking an experienced Java Developer to join their Gateway & Acquiring Platform Division. In this role, you'll be responsible for maintaining and upgrading their core platform, working on modernizing a Legacy system while helping to establish a microservice architecture. You'll also contribute to the enhancement and expansion of existing solutions. This is an exciting opportunity to join a rapidly growing area of the...  more ->

Java Developer/Contract/£400 Inside IR35/on site/Bournemouth About the Role: Design, develop, and maintain scalable microservices using Java and Spring Boot. Build and optimize Real Time data pipelines leveraging Apache Kafka, Flink, and Spark/Databricks. Develop robust data distribution and streaming solutions for high-throughput systems. Deploy, manage, and monitor services in containerized environments (Docker/Kubernetes). Write efficient and optimized SQL queries for relational databases. Integrate and manage applications in AWS cloud environments. Collaborate with cross-functional teams...  more ->

Java Developer Leeds (Hybrid) Permanent £70,000 - £75,000 (DOE) Java Developer needed for a permanent career opportunity based in Leeds (Hybrid). Start ideally Feb/March 2026. Hybrid Working - 2 days/week remote (WFH), and 3 days/week working on-site from the Leeds office. A chance to work with a leading global IT transformation business specialising in delivering large-scale Government digital modernisation projects. Key skills, experience + duties to include: Java Developer needed with strong front/Back End development skills + experience of AWS Cloud environments. Designing, developing +...  more ->

Java Developer - £55,000 - £65,00 - Remote Working We are looking for a number of Java Developers to work for a Digital consultancy across several of their key clients. You will be joining a dynamic team and contributing to the development of cutting edge applications. The ideal candidate would have worked in the Public Sector, Civil Service or for a consultancy to be suitable for this role. This is a fantastic opportunity to work on complex, projects using a modern tech stack. If you thrive in an environment that values technical excellence, collaboration, and continuous learning, please...  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 ->

Java FullStack Developer 1 Year Fix Term Employment Manchester Based - 3 days in the office Salary up to £65K A well-established IT firm is looking for an experienced Java Full Stack Developer to join a high-profile banking client to contribute to a large-scale development project. You will join a dynamic development team focused on end-to-end delivery of sophisticated web applications, spanning from sophisticated user interfaces to robust database architectures. The successful candidate will contribute to the entire software development life cycle within an Agile framework. As a Fullstack...  more ->

Java Software Developer (SC Cleared) Portsmouth/Hybrid (3 days on site/2 days remote) 12 months initially £55 Per Hour inside IR35/Umbrella Due to the urgent nature of the role candidates must have current/transferrable SC Security Clearance. Tasks & accountabilities Development of code within an agile environment (scrum). Working with the team to design, implement and test features for a new product development. Task estimation in accordance with sprint planning) This job requires an awareness of any potential compliance risks and a commitment to act with integrity, as the foundation for the...  more ->

We are looking for a Java Developer for one of our public sector clients. Rate: up to £600 per day (inside IR35) Duration: 6 months Location: UK, remote working For full details regarding this Java Developer position, please apply here and we'll be in touch more ->

Role: Java Fullstack Developer Location: Manchester, UK - 3 days onsite & 2 days' remote Work Mode: 12 Months Fix Contract & Permanent JOB DESCRITION: End to End Development Design develop test deploy and maintain web applications from UI to database Front End Create user interfaces and layouts using HTML CSS JavaScript and modern frameworks React Angular Back End Develop Server Side logic RESTful APIs and micro services using Java Spring Boot and related technologies Database Management Design and work with databases SQL NoSQL and ORMs Testing Quality Write unit tests perform code reviews...  more ->

Must have Government experience My client are looking for an experienced Java Developer with strong expertise in AWS and Spring Boot to join our engineering team. You'll play a key role in designing, building, and maintaining scalable, secure, and high-performance applications within a cloud-native environment. Essential Skills & Experience: Java AWS Spring Boot 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 ->

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 ->

Lead Java Developer | Backend | Microservices | FinTech | London | Hybrid | £140k 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...  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 ->

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 ->

Contract Java Developer (AI-Powered) Location: 5 Days p/w Onsite - Birmingham Duration: 12-Month Contract IR35: Outside IR35 Rate: £550p/d - £650p/d Opus is partnering with a financial services business to work on a new workflow reporting platform and data sourcing. They are looking for a Java Contractor that has commercial experience using AI Coding Tools. Required Skills & Qualifications Java AWS Commerical Experience using an AI Coding Tool such as (DevinAI, Cline, SWE-Agent, Devika, Cursor, Github Copilot, Windsurf) Interested? Click apply if you are interested in this position or email...  more ->

Senior Java Developer Contract - Analytics/Risk/PnL/Caching/AWS/PostgreSQL/Kafka/TDD Our leading investment banking client is looking for a Senior Java Developer to join them on an initial 12 month contract. Skills Required Derivatives, risk management and trading, market risk Market Data Financial Market exp Investment Banking development experience Java 17+ dev experience Apache Kafka Postgre SQL Contract - Central London based - flexible working - paying market leading rates By applying to this job you are sending us your CV, which may contain personal information. Please refer to our...  more ->