1 to 25 of 31 Permanent Java Developer Jobs in the Thames Valley

Senior Java Developer | Travel-tech Senior Java Developer | £300-400/day | Outside IR35 | Fully Remote within Europe A fast-growing travel-tech organisation is embarking on a major product evolution and is looking for an experienced Senior Java Developer to join their team. … engineering role working on high-traffic, consumer-facing systems used across Europe. What You'll Work On Lead the evolution of a large-scale Java, Springboot, and MySQL, ensuring it can support a new universal architecture across multiple products. Design and implement new backend features, Unit Testing, API testing ...

Senior Java Developer | Travel-tech Senior Java Developer | £300-400/day | Outside IR35 | Fully Remote within Europe A fast-growing travel-tech organisation is embarking on a major product evolution and is looking for an experienced Senior Java Developer to join their team. … engineering role working on high-traffic, consumer-facing systems used across Europe. What You'll Work On Lead the evolution of a large-scale Java, Springboot, and MySQL, ensuring it can support a new universal architecture across multiple products. Design and implement new backend features, Unit Testing, API testing ...

Senior Java Developer | Travel-tech Senior Java Developer | £300-400/day | Outside IR35 | Fully Remote within Europe A fast-growing travel-tech organisation is embarking on a major product evolution and is looking for an experienced Senior Java Developer to join their team. … engineering role working on high-traffic, consumer-facing systems used across Europe. What You'll Work On Lead the evolution of a large-scale Java, Springboot, and MySQL, ensuring it can support a new universal architecture across multiple products. Design and implement new backend features, Unit Testing, API testing ...

Senior Java Developer | Travel-tech Senior Java Developer | £300-400/day | Outside IR35 | Fully Remote within Europe A fast-growing travel-tech organisation is embarking on a major product evolution and is looking for an experienced Senior Java Developer to join their team. … engineering role working on high-traffic, consumer-facing systems used across Europe. What You'll Work On Lead the evolution of a large-scale Java, Springboot, and MySQL, ensuring it can support a new universal architecture across multiple products. Design and implement new backend features, Unit Testing, API testing ...

Java Developer sought by UK SaaS technology company, scaling at pace & looking for a Senior Software Engineer to join small, yet experienced team to lead from the front on new feature development. Your coding will influence thousands of users across our platform & we love to innovate by giving … development team the ability to make & influence architectural decisions. So, if you have strong Java coding skills, at a “Senior” level & would like to mentor a handful of more junior team members, then please get in touch! Title: Java Developer. Senior Java Developer. Software Engineer. Some combination ...

Have you got experience leading a team while remaining hands-on and technically involved? Senior Java Developer – FX Trading Salary: up to £120k + bonus Location: London office 3 days a week We are delighted to be continuing our longstanding partnership with an FX Market Disruptor FinTech that … been acquired by a leading capital market. They are looking for an experienced Java Developer who will fulfil a hands-on Senior/Lead role leading the next generation of Java Developers. They are looking for the following experience in Senior Java Developers: Core Java ...

Java Developer – Prop trading/Crypto firm – London *Please note this role cannot sponsor. Please do not apply if you are seeking sponsorship* Option to work from home up to 4 days a week or fully remote. The role is junior level for someone with 1-3 years … commercial experience. Job Summary A couple of Java Developers are required for an exciting proprietary trading firm aiming to become part of one of the world's leading Institutional Market-Makers across Cryptocurrency Exchanges. You will be joining a new crypto trading team where you will be predominantly integrating ...

environment * Work with modern front-end technologies (React, TypeScript, HTML/CSS) to deliver intuitive UI/UX * Develop robust back-end services using Java and Spring Boot * Create and maintain APIs and integrate with secure relational databases (PostgreSQL/MySQL) * Collaborate with cross-functional teams including product managers … produce clear internal documentation * Apply innovation to AI-driven projects used across government departments What we're looking for: * Minimum 7 years' experience in Java Development * Strong experience with both front-end (React/JavaScript/TypeScript) and back-end (Java, Spring Boot) technologies * Proven experience designing, building ...

Lead Java Developer HealthTech SaaS | Tech for Good UK-based, Fully Remote, Up to £75k, Excellent Benefits, Permanent Lead Java Developer is required by our successful HealthTech scale-up client. You'll be leading a small, focused engineering team (5 developers) working on full-stack development … with Java/Spring Boot on the backend and React Native for mobile. You will: Lead technical direction and architecture, working across Java backend services, frontend and React Native mobile apps Set engineering standards and review code for quality, security and performance Mentor and develop a small ...

Role Lead Java Developer Fixed Income Position Contract 12 months extendable Location New York Hybrid Rates Good Day Rates Job Description: We are seeking a talented Senior hands-on Java Developer to join our core Fixed Income team in a lead role. In this role ...

Java Developer sought by UK SaaS technology company, scaling at pace & looking for a Senior Software Engineer to join small, yet experienced team to lead from the front on new feature development. Your coding will influence thousands of users across our platform & we love to innovate by giving ...

FullStack developer (Java and UI) Location: London, UK Hybrid: 3 days working from office Get The Future You Want! Choosing Capgemini means choosing a company where you will be empowered to shape your career in the way you'd like, where you'll be supported and inspired … leading organizations unlock the value of technology and build a more sustainable, more inclusive world. Your Role We are seeking an experienced FullStack developer to join our team at Capgemini Financial Services in London, UK. Key Responsibilities Java and Related Technologies Deep understanding of Java J2EE JDBC ...

Full Stack Developer - Java/React - London - Hybrid - Commodities Trading We're seeking a Full Stack Software Engineer to join our Risk Technology team in London. This hybrid role offers the chance to work at the intersection of advanced engineering and global commodities trading. You should have strong … experience in API-first development, advanced Java skills, and solid proficiency in JavaScript/TypeScript with React. Exposure to Value-at-Risk models or commodities is a plus but not essential. Most important is your ability to learn quickly, solve complex challenges, and communicate effectively across teams. In this ...

looking for an experienced and proactive Java Developer to develop robust desktop applications and backend services, as well as modern web interfaces for our treasury management products. You will engage in the full software development life cycle (SDLC), collaborating with product management, quality assurance, and design teams … driving innovation in our software solutions. Key Responsibilities Design, build, test and maintain both thin and thick applications. Develop and improve wed frontends using Java and JaveScript delivering responsive, intuitive UI/UX. Model and manage data with MS SQL (Schema design, performance tuning, complex queries). ...

their goals. The 3 G's of RE: "Get Shit Done." "Get Over Shit." "Give a Shit." We are seeking an experienced and opinionated Java Developer to join our high-performing engineering team, working on low latency, high-throughput systems in the payments processing domain. This hybrid role … offers the opportunity to build scalable, real-time services using modern technologies. If you're passionate about performance, have strong Core Java and SpringBoot expertise, and thrive in a collaborative yet opinionated engineering culture, we want to hear from you. Key Responsibilities: Design, develop, and optimize low-latency, high ...

international client is looking for a Java Developer with experience working with Pega in the Banking industry to join their team for a freelance B2B contract that is 6 months with a high chance of extension. This position is hybrid, with 2 days a week on-site … London. Project details Position: Java Pega Developer Contract type: Inside IR35 Contract Length: 6 Months+ Ext Location: Hybrid in London (2 days on-site) Languages: English Skills and responsibilities Strong proficiency in Core Java Spring Boot and Microservices architecture Hands-on experience with PEGA BPM and certifications ...

desk with a fantastic client in the data analytics industry who are looking to expand their team with some experienced and passionate Java developers. Recently having moved to an Grade A office in the heart of London this client has seen themselves growing and growing bring on fantastic clients … being not just a number in the team - however someone who can fully get involved with the team on product discussions. Job Title: Java Developer Location: London (Office Based) Salary: £50,000 - £65,000 (Would consider higher for right person) Industry: Data Analytics Start: ASAP Tech Stack: Spring ...

Role Details: Position: Senior Java/Clinical Registry Specialist (Government Client) Salary : GBP 60-72K/annum Start Date: 1st April 2026 Mode of work: Remote Occasional travel to Basildon, UK. 12 months FTC Visa Note: Open to UK Citizens, ILR, or those who do not require visa … sponsorship to work in London. We do not provide visa sponsorship. Role Overview: We are looking for a highly experienced contractor with strong Java development expertise and deep domain knowledge in national clinical registries, particularly within cardiovascular datasets and reporting platforms. Key Skills & Experience Required (All Must-Have): Certified ...

Role Details: Position: Senior Java/Clinical Registry Specialist (Government Client) Salary : GBP 60-72K/annum Start Date: 1st April 2026 Mode of work: Remote Occasional travel to Basildon, UK. 12 months FTC Visa Note: Open to UK Citizens, ILR, or those who do not require visa … sponsorship to work in London. We do not provide visa sponsorship. Role Overview: We are looking for a highly experienced contractor with strong Java development expertise and deep domain knowledge in national clinical registries, particularly within cardiovascular datasets and reporting platforms. Key Skills & Experience Required (All Must-Have): Certified ...

Public Services. Consolidated revenues as of $13+ billion. DETAILED RESPONSIBILITIES- 12+ years of experience. - Lead the development, testing, and maintenance of low-latency Java applications. - Collaborate with cross-functional teams to gather requirements and design system architecture. - Optimize application performance and troubleshoot latency issues. - Mentor junior developers and ensure … industry trends and integrate relevant technologies into projects. SKILL REQUIREMENTS - Bachelor's degree in Computer Science, Engineering, or a related field. - Proven experience in Java development, with a focus on low-latency systems. - Strong understanding of multithreading, concurrency, and performance optimization. - Experience with frameworks and libraries such as Spring ...

Requirements • Hands on experience with Java 8 or above • Hands on experience on writing Junits • Hands on experience on Spring Framework, SpringBoot • Hands on experience with relational database (e.g. PostgreSQL) • Hands-on experience on Git, Jenkins • Understanding of micro-services architecture • Understanding of AWS services like ...

Requirements • Hands on experience with Java 8 or above • Hands on experience on writing Junits • Hands on experience on Spring Framework, SpringBoot • Hands on experience with relational database (e.g. PostgreSQL) • Hands-on experience on Git, Jenkins • Understanding of micro-services architecture • Understanding of AWS services like ...

scaling toward 350400 employees. They're building well-structured, high-performing teams to deliver on a clear, strategic roadmap over the coming years. Senior Java Developers 2 positions available Were looking for two experienced Java developers to play a key role in delivering long-term projects and supporting ...

Glasgow, providing flexi working model (option of remote or hybrid with ad hoc client site travel). They are looking for a Senior Java Full Stack Engineer's (Jnr-Mid level) to join a rapidly growing team, building cutting-edge digital solutions, primarily within Government, Finance, Retail & Energy sectors. … remote or hybrid plus ad hoc client site travel) Primary requirements: Must be eligible for SC Clearance Extensive experience of building microservices with Java (Spring Boot) (and NodeJS as a bonus) Experience with cloud technologies such AWS or Azure Experience with CI/CD (Gitlab, GitHub, Jenkins) Experience using ...

Glasgow, providing flexi working model (option of remote or hybrid with ad hoc client site travel). They are looking for a Senior Java Full Stack Engineer's (Jnr-Mid level) to join a rapidly growing team, building cutting-edge digital solutions, primarily within Government, Finance, Retail & Energy sectors. … remote or hybrid plus ad hoc client site travel) Primary requirements: Must be eligible for SC Clearance Extensive experience of building microservices with Java (Spring Boot) (and NodeJS as a bonus) Experience with cloud technologies such AWS or Azure Experience with CI/CD (Gitlab, GitHub, Jenkins) Experience using ...