java developer jobs in London

Job Location: London, UK (4 days per week from office) Job Type: Contract (6 months ) / Perm Job Description: Role Overview Full Stack Developer with expertise in Java Spring Boot and React JS to build scalable microservices and modern front-end applications, leveraging AI-assisted tools. Key Responsibilities Develop microservices and REST APIs (Spring...

Looking for a role with plenty of growth opportunities?Join one of the world's leading IT services, consulting, and business solutions organization. Backed by decades of experience, the company consistently ranks among the top global IT service providers. With an international presence across multiple countries, the company has built a reputation for...

Nexus Jobs Limited is seeking a Senior Developer with Findur, SQL and Java to join the team supporting Treasury applications and systems. You will work on MS SQL Server environments, ensuring data integrity, performance and security for London and global Treasury operations.Experience with Findur is preferred but training is available. You will develop and...

Java Developer ( SC Eligible/ SC Cleared ) London, United Kingdom | Posted on 06/10/2026 Scrumconnect Consulting is a multi-award-winning digital consultancy, recognised for delivering impactful technology solutions across UK government departments. Our work has positively influenced the lives of over 40 million UK citizens. With a strong commitment to...

Senior Java Developer (AWS, Microservices) - Travel - SussexDaily rate: £550 - £700 (inside IR35)Duration: 3 - 6 monthsHybrid: 1 - 2 daysStart: ASAPMy new client is looking for a Senior Java Developer (AWS, Microservices) to join the team on a contract basis. You will play a key role in designing, developing, and maintaining secure, scalable, and...

We are looking for an enthusiastic and motivated Java Developer Intern to join our development team. This role offers a unique opportunity to gain hands‑on experience in software development, work on real‑world projects, and enhance your Java programming skills in a professional environment.Qualification: Experience: Job ResponsibilitiesProficiency in...

Who We AreWho We Are: We are a fast growing business and technology consultant company co-founded in 2019. We offer a custom-tailored, white-glove engineering service fit for our clients, because a digital transformation is more than just technology. With a successful track record of being a preferred vendor for Fortune 500 companies and as a trusted partner...

Searchability is seeking a skilled Java Developer to join our UK-wide team. You will design, develop and test complex multi-tier applications, focusing on scalable, resilient systems using Java, Spring, REST APIs and microservices.You will work in agile teams, applying TDD, pair programming and continuous integration to deliver high-quality software. The...

Scrumconnect Consulting in London is seeking a Java Developer to design, build, and maintain high-performance Java applications. You will implement RESTful APIs, ensure code quality, and collaborate with cross-functional teams in an Agile setting.The role requires SC clearance or eligibility, strong Java experience, and familiarity with Spring Boot,...

Backend Java Developer – Data Fabric / Platform Engineering Location: London (Hybrid)Employment: PermanentSalary: £70,000 – £90,000 base (dependent on experience) If your idea of backend engineering is more than CRUD APIs and microservices boilerplate — this role is for you. We’re building the core backend services of a Data Fabric platform that...

Developer with Findur, SQL and Java - Application Support - City London Our Client is an International Bank with offices in the City of London. They are now looking to recruit a Senior Developer with Openlink's Findur, SQL and Java. Although the role is for an individual to develop and support the Treasury applications systems for the bank. You will be...

Clear IT Recruitment Ltd in London is seeking a Java Developer to join a gaming company in Southwark. You will design, implement and maintain scalable Java applications, contributing to a robust game engine framework and tools for game simulation and RTP calculations.The role requires strong Java development skills, a mathematical mindset for statistics and...

A technology company in the United Kingdom seeks an enthusiastic Java Developer Intern to join its development team. This role provides a unique opportunity to gain hands-on experience in software development, working on real-world projects while enhancing your Java programming skills in a professional environment. Candidates should have proficiency in Java,...

Recognised as a Great Place to Work, ITRS is an Enterprise SaaS provider with industry-leading solutions. Our mission is to make society’s critical technology work via automated & holistic IT observability solutions that safeguard critical applications and enable innovation.With our prestigious customer base includes 90% of the world's top investment...

Free-Work in London is seeking a Java Developer with 2–5 years of solid Java Enterprise (J2EE) experience and Liferay expertise to join our team in London. You will design and develop Java Enterprise applications and portal solutions, contributing hands-on development efforts.The ideal candidate will have around 3 years working with Java Enterprise Portals...

Nomura Holdings, Inc. seeks an Algo Developer for a 6 to 12 month contract in London. The role involves designing and developing algorithmic trading systems and requires expertise in Java and collaboration across teams.The ideal candidate will have a bachelor's or master's degree in computer science or engineering, and experience in algorithmic trading. Join...

Millennium is seeking an experienced developer to enhance algorithmic trading systems. With over 7 years in equities execution systems, you will work on building and evolving those systems, utilizing your expert-level Java skills and understanding of market microstructure.This role requires collaboration with technologists and the ability to implement...

Methods is seeking a Remote Full Stack Developer (UK-based) with SC clearance eligibility to design, build, and test cloud-based applications across front-end and back-end stacks. You will work with Java/Spring Boot, Python, TypeScript, and Angular, delivering secure, scalable APIs and interfaces on Azure.The role involves collaborating with architects, data...

## Senior Fullstack Developer — Java or Kotlin, React and TypeScriptApplylocations: London: Manchestertime type: Full timeposted on: Posted Todayjob requisition id: JR100892Founded in Switzerland in 1968, Zühlke is owned by its partners and located across Europe and Asia. We are a global transformation partner, with engineering and innovation in...

A global financial services organisation is growing a senior Java engineering team to support a strategic, business-critical technology platform. This is a hands-on, senior level role suited to experienced engineers who enjoy working on complex systems while helping shape technical direction and engineering standards.What we’re looking forStrong Java...