26 to 50 of 56 Java Software Engineer Jobs in the Thames Valley

Role: Software Engineer (Java + Systems Integration) Location: Milton Keynes/Hybrid Reporting to: Engineering Manager The Role As a Software Engineer focused on systems integration, you will be responsible for delivering high-quality software and products, able to be deployed frequently and safely … and third-party applications using modern integration platforms (e.g., MuleSoft, Boomi, Azure Logic Apps). Developing features and improvements to our internal applications using Java, Spring Boot, Elasticsearch, Kafka, Gradle, Hibernate, Couchbase, SQL, Docker. Collaborating with internal contacts and the team to find solutions to complex problems. Contributing to More ❯

Social network you want to login/join with: Full-Stack Software Engineer (Mid) Typescript, Java OR Kotlin - £65,000 - 2 days in London Office per Month - Renewable Energy Company, Slough Client: Opus Recruitment Solutions Location: Slough, United Kingdom Job Category: Other EU work permit required: Yes … Job Views: 2 Posted: 31.05.2025 Expiry Date: 15.07.2025 Job Description: A leading company in the Renewable Energy space is looking for a Full-Stack Software Engineer to join their skilled engineering team. The company emphasizes innovation, quality engineering, internal progression, and continuous learning. They promote a collaborative, open … and team-oriented culture that encourages innovation and forward thinking. They seek a Full-Stack Software Engineer with experience in TypeScript, Vue OR React for the frontend, and Kotlin OR Java for the backend. Experience with TDD/BDD in cross-functional teams is a plus. This More ❯

Senior Software Engineer – Java - FinTech Remote First | London (UK) | Up to £120k + Benefits Are you a Java developer who thrives in a collaborative, test-driven environment? Do you believe in pair programming, continuous integration, and clean, maintainable code? If so, we’d love to hear … from you. Our FinTech client could be the ideal role for you. Skills: Commercial Java experience - ideally in a fintech, performance environment Strength with Core Java Strong understanding of TDD Clear communication and teamwork Extreme Programming (XP) principles, with a strong focus on TDD, BDD, and DDD Pair … is key We value growth and flexibility, welcoming developers from all backgrounds What You’ll Be Doing Building resilient and adaptable fintech platforms in Java Refactoring to improve code design Writing comprehensive tests for every commit Automating processes to improve efficiency Rotating across teams to enhance collaboration #J More ❯

A leading provider of health data analytics solutions is looking for an enthusiastic and innovative Java Software Engineer to join a small team to help maintain and extend the capabilities of the platform. A Data Analytics platform has been developed with: Java Client Java Servlets … and third line support for product issues and queries Essential Degree in Computing, Maths, Engineering, Science or equivalent Strong back-end and front-end Java development background Some experience of JavaScript Ability to think independently, creatively and flexibly Strong Object-Oriented Design skills Extensive Structured Query Language (SQL) experience … the Google Web Toolkit (GWT) Understanding of Model-View-Controller (MVC) architectures The role offers the opportunity to make a significant contribution to the software that consultants and customers use to make real differences to people's lives. The company offers a highly competitive basic salary and a comprehensive More ❯

Social network you want to login/join with: Senior Software Engineer - Full Stack Engineer- Java, React, Spring Boot An exciting opportunity to join an innovative SaaS provider in the online gaming space. Work with top-tier clients in the UK and USA, contributing to the … development of new software solutions within a rapidly expanding company. Work within their software engineering squads to develop new and modernize legacy applications using microservices. You'll primarily focus on Java backend, with a practical understanding of frontend development. As such you will need: Spring Boot Strong More ❯

Social network you want to login/join with: DV Cleared Software Engineer, Java Developer, Python, Backend Engineer, slough col-narrow-left Client: Experis UK Location: slough, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 4 Posted: 31.05.2025 Expiry More ❯

Mid Level Java Software Engineer, Slough Client: Location: Slough, United Kingdom Job Category: Other EU work permit required: Yes Job Views: 3 Posted: 31.05.2025 Expiry Date: 15.07.2025 Job Description: Quant Capital is urgently looking for a Core Java Developer to join a well-known trading firm. … the order of multi-millions, not just a small operation. The role: This role is suitable for a candidate with 3-5 years of Java development experience. The successful candidate will be a top-tier Java developer (or aspiring, with many team members without a formal computer science … and test-driven. You will be encouraged to evangelize and prototype new technologies and approaches to help evolve the architecture. Requirements: Experienced in Core Java Highly motivated Delivery-focused and accountable Ideally experienced in server-side multi-threaded Java (experience outside large firms is acceptable) Additional exposure to More ❯

Senior Software Engineer (Java) – Greenfield Cyber Security SaaS Solutions Permanent ¦¦ Onsite ¦¦ London £85,000 - £100,000 DOE TechHeads is proud to partner with a global cybersecurity leader on a high-impact opportunity for a Senior Software Engineer. This permanent role based onsite in central London … the chance to work shoulder-to-shoulder with a world-class team on complex, secure SaaS systems powering global enterprises. As a Senior Backend Engineer, you’ll play a key role in designing and building greenfield backend services using Java and Spring Boot , with a strong emphasis on … and scalable systems, and play a key role in a global product roadmap , we want to hear from you. Responsibilities: Design, develop, and maintain Java-based backend services using Spring Boot, REST/GraphQL, Kafka, PostgreSQL, and RabbitMQ. Contribute to infrastructure modernisation efforts, working closely with DevOps teams on More ❯

Social network you want to login/join with: Senior Software Engineer – Java - FinTech Remote First | London (UK) | Up to £120k + Benefits Are you a Java developer who thrives in a collaborative, test-driven environment? Do you believe in pair programming, continuous integration, and clean … maintainable code? If so, we’d love to hear from you. Our FinTech client could be the ideal role for you.... Skills: Commercial Java experience - ideally in a fintech, performance environment Strength with Core Java Strong understanding of TDD Clear communication and teamwork Extreme Programming (XP) principles, with … is key. We value growth and flexibility, welcoming developers from all backgrounds. What You’ll Be Doing Building resilient and adaptable fintech platforms in Java Refactoring to improve code design Writing comprehensive tests for every commit Automating processes to improve efficiency Rotating across teams to enhance collaboration #J More ❯

Could you create world-beating enterprise-scale software? Could you add value to an existing team of highly skilled developers? Are you ready to make your mark on future-proofed software? The projects here at Preservica are at the razor's edge of commercial software solutions, addressing … the need for smart digital preservation technology. Our award-winning software is used by leading businesses, archives, libraries, museums, and government organizations across the globe. We are world leaders and proud of our achievements - but to stay ahead, we need the brightest and most talented commercial and technical innovators … to join our development team. Right now, we are looking for a solid Full Stack Software Engineer with strong Java, and ideally DevOps experience. The Role Our Software Engineers are responsible for the full software development lifecycle - writing well-designed, testable, and maintainable efficient code. More ❯

Social network you want to login/join with: Java Engineer (6-Month Contract) | Global Tech Company | London (Hybrid) Start Date: ASAP Duration: 6 months Location: London (Hybrid Working) Rate: £675 per day INSIDE IR35 A leading global tech company is looking for a talented and motivated Software Engineer to join its RegTech team for a 6-month contract. You’ll be working at the cutting edge of regulatory technology, developing solutions that ensure compliance, mitigate risk, and support key financial operations across the business. The RegTech department is responsible for building secure, scalable platforms that … system performance, and service reliability Contribute to team growth through code reviews, mentoring, and hiring efforts What We’re Looking For: 3+ years of software engineering experience, with strong backend focus Proficiency in Java (required) and at least one other server-side language Solid hands-on experience with More ❯

Social network you want to login/join with: Java Engineer (6-Month Contract) | Global Tech Company | London (Hybrid) Start Date: ASAP Duration: 6 months Location: London (Hybrid Working) Rate: £675 per day INSIDE IR35 A leading global tech company is looking for a talented and motivated Software Engineer to join its RegTech team for a 6-month contract. You’ll be working at the cutting edge of regulatory technology, developing solutions that ensure compliance, mitigate risk, and support key financial operations across the business. The RegTech department is responsible for building secure, scalable platforms that … system performance, and service reliability Contribute to team growth through code reviews, mentoring, and hiring efforts What We’re Looking For: 3+ years of software engineering experience, with strong backend focus Proficiency in Java (required) and at least one other server-side language Solid hands-on experience with More ❯

Social network you want to login/join with: Java Engineer (6-Month Contract) | Global Tech Company | London (Hybrid) Start Date: ASAP Duration: 6 months Location: London (Hybrid Working) Rate: £675 per day INSIDE IR35 A leading global tech company is looking for a talented and motivated Software Engineer to join its RegTech team for a 6-month contract. You’ll be working at the cutting edge of regulatory technology, developing solutions that ensure compliance, mitigate risk, and support key financial operations across the business. The RegTech department is responsible for building secure, scalable platforms that … system performance, and service reliability Contribute to team growth through code reviews, mentoring, and hiring efforts What We’re Looking For: 3+ years of software engineering experience, with strong backend focus Proficiency in Java (required) and at least one other server-side language Solid hands-on experience with More ❯

Social network you want to login/join with: Java Software Engineer (Must hold active SC) Location: Remote The Company: At Amber Labs, we are a cutting-edge UK and European technology consultancy that prioritises empowering autonomy, promoting experimentation, and facilitating rapid learning to provide exceptional value … risk and shorten delivery times. Our team consists of highly-skilled cross-functional consultants, analysts, and support staff. Your role: You will apply a software engineering mindset to problems, whether that’s provisioning services, writing code or writing automation tools and scripts. You will have a lean mindset, striving … and performant services that are operationally sound. You will strive to do things better and faster, eliminating waste and applying this across the entire software delivery lifecycle for both internal customers and end users. What you’ll do: You will be responsible for delivery business outcomes, from requirements into More ❯

market leading Algorithmic Trading firm based in London, specialising in market making and liquidity provision for Exchange Traded Funds. The are looking for a Java Software Engineer to join their engineering group. What You'll Get An opportunity to work in one of the most exciting and … tracking tools. What You'll Need Strong academic background in STEM discipline Strong computer science fundamentals in Design, Algorithms & Data Structures Strong low latency Java engineering skills Rust experience will be beneficial as they will be using it in new projects Familiarity with databases (e.g. SQL Server, Postgres) Familiarity … with developing, testing, or deploying with a Cloud Server Provider (e.g. AWS, GCP, Azure) Experience using version control software (e.g. git) Strong programming ability and testing mindset More ❯

Lead Software Engineer/Software Architect My non-profit American cancer research tech company is looking for an experienced development lead to take the lead in a new hands-on lead engineer position with the company. The role supports hybrid working with 2 days being required … YOU WILL ALSO COACH OTHERS (ideally 10+ years of experience). Preferably, you will have certifications in AWS or cloud architecture: AWS Cert DevOps Engineer Professional AWS Cert Solutions Architect Professional AWS Cert Developer Associate AWS Cert Big Data AWS Cert Cloud Practitioner Essential Skills Over 10 years of … cloud development experience in languages such as Java, JavaScript, Python, AWS. Expertise in building enterprise-level integration solutions. 10 years of expertise in designing, developing, and managing APIs, including AsyncAPIs, RESTful APIs, SOAP APIs, GraphQL, and webhooks for integration purposes. Expertise in designing and implementing enterprise-level integration and More ❯

JAVA DEVELOPER – FINTECH STARTUP High-Growth Fintech – Asset Management Software London (Hybrid – 2 days in office/week) Quant Capital is urgently looking for a Core Java Developer to join a innovative FinTech business developing next-generation asset management platforms for professional investors. The firm operates as … a lean, high-performance engineering team focused on solving complex industry problems through clean, scalable code and modern infrastructure. We’re looking for a Java Developer who’s ready to work across the stack and get deeply involved in architectural design, backend performance, and infrastructure scaling. Role Overview This … is a hands-on software engineering role in a startup-style environment, ideal for someone who enjoys technical autonomy, rapid iteration, and product ownership. You’ll work directly with experienced engineers and stakeholders to enhance a cutting-edge platform used by institutional clients. Key Responsibilities Design, build, and maintain More ❯

will then be assigned to work in a junior role with one of our trusted client partners as a 'Spartan' consultant. As a Junior Java Engineer you will: Work closely with developers, designers, analysts, and testers to build and refine digital solutions Solve real-world challenges on dynamic … continuously researching and learning new technologies and you will play a vital role working within a cross functional team, participating in the development of software How it works: Learn : Complete a period of full-time Academy training when you join Sparta Global. All training is delivered remotely by our … abilities, and growth mindset to secure your spot in the Academy. Person specification: To qualify, you need to demonstrate some experience or understanding of Java similar technologies. Most importantly, you should have a strong eagerness to learn and grow. We're also seeking passionate individuals who align with our More ❯

Core Java Developer - Fintech £100,000 Plus Large Prop Bonus Quant Capital is urgently looking for a Core Java Developer to join a well known trading firm. No experience of finance is needed, finance isn’t what this firm does, tech is. Our client is an innovative tech … order of multi millions not 3 guys in a shed. The role: This role and would suit a candidate with 3-5 years of Java Development experience. The successful candidate will be a top tier Java developer (or aspiring, half of the team don’t have a comp … be encouraged to evangelise and prototype new technologies and approaches to help shape the evolving architecture. The successful candidate must be: Experienced in Core Java Highly motivated Delivery focused and accountable. Ideally experienced in server side multi-threaded Java – if you haven’t been siloed in a big More ❯

/join with: A unique development opportunity to work on a Public Sector Based Large Scale program with an innovative market leader as Lead Java Developer. Requires a Lead Java developer with strong Java experience to create and implement solutions for our portfolio of Biometric products, as … well as supporting live systems and diagnosing incidents. You will join a team that prides itself on collaboration and engineering the best possible Java code. Essential Skills and Experience: Java 17+, Spring Boot, Spring DataJPA, Spring Integration, Spring Batch, Microservices, Quartz, SQL Database (PostgreSQL), JPA (Hibernate), REST and … TDD, Agile (Scrum), Jaspersoft, Spring extension projects (Data, Cloud, Batch, Security), Angular. 8-10 years of hands-on experience with large-scale Spring-based Java projects. Experience supporting live systems and diagnosing incidents. Experience in large-scale integration projects involving microservices, messaging, web services, and distributed systems. Experience with More ❯

Senior Backend Java Developer This is an office-based role in London, Monday to Friday Financial Services £70,000 - £80,000 Are you an experienced Java Developer looking for a truly impactful role? My client, a leading FCA-regulated trading brokerage, is building a brand-new, best-in … and seamlessly integrate third-party services. Actively contribute to code reviews and troubleshoot production issues. What we're looking for: Minimum 8 years of Java development experience. Strong expertise in Enterprise Java, Spring/Spring Boot, Web, Security, ORM, Junit/Mockito, Maven/Gradle. Command of SQL … with the expanding team. Innovative Culture: Be part of a unique startup culture within a well-established group, embracing AI applications in finance and software development. Excellent Benefits: Competitive salary, performance bonus, private healthcare, gym discount, pension scheme, and a collaborative environment. Candidates must be eligible to work in More ❯

We are currently partnering with a global technology leader seeking a Senior Java Developer. You will be at the forefront of cutting-edge technology, shaping the way millions of users experience seamless digital solutions. This is an opportunity to modernise and enhance industry-leading solutions, ensuring they remain reliable … and scalable. As a Senior Java Developer , you will provide technical guidance and mentor a team of developers, fostering technical excellence and delivering high-quality software solutions. Working in an agile environment, you’ll collaborate with cross-functional teams to define, design, and implement innovative features while mentoring … junior engineers. Duties: Develop high-quality, performant, and reliable Java applications. Guide and mentor developers, including offshore teams and contractors. Oversee software architecture, ensuring seamless integration with various platforms. Gather and analyse requirements, refining features and technical solutions. Lead the estimation process and ensure development work is accurately More ❯

We are currently partnering with a global technology leader seeking a Senior Java Developer. You will be at the forefront of cutting-edge technology, shaping the way millions of users experience seamless digital solutions. This is an opportunity to modernise and enhance industry-leading solutions, ensuring they remain reliable … and scalable. As a Senior Java Developer , you will provide technical guidance and mentor a team of developers, fostering technical excellence and delivering high-quality software solutions. Working in an agile environment, you’ll collaborate with cross-functional teams to define, design, and implement innovative features while mentoring … junior engineers. Duties: Develop high-quality, performant, and reliable Java applications. Guide and mentor developers, including offshore teams and contractors. Oversee software architecture, ensuring seamless integration with various platforms. Gather and analyse requirements, refining features and technical solutions. Lead the estimation process and ensure development work is accurately More ❯

Job Description: Java Developer . The role requires in-depth understanding of the software development lifecycle and strong technical experience with an open-minded attitude and ability to rapidly adapt and learn. Must have skills: Extensive server-side, hands-on Java 8+ development experience with strong Spring More ❯

Job Description: Java Developer . The role requires in-depth understanding of the software development lifecycle and strong technical experience with an open-minded attitude and ability to rapidly adapt and learn. Must have skills: Extensive server-side, hands-on Java 8+ development experience with strong Spring More ❯