1 to 25 of 65 Permanent Java Jobs in the Thames Valley

ARE NOT DOING SPONSORSHIP FOR THIS ROLE. A unique development opportunity to work on a Public Sector Based Large Scale programme with an innovative market leader as a Backend Java Developer. We require a Java developer with strong back end Java experience to develop new features for our portfolio of Government Clients. You will join a team that prides itself … on collaboration and engineering the best possible Java code. Must Have Skills: Experience with Java 8, Java 11, Spring Framework, Spring Boot Experience of using JEE standards such as CDI, JPA and JMS Experience of building web applications Practical Microservices development experience on cloud platforms (AWS/Azure) and understanding of microservices design patterns Experience of Domain Driven Design Practical More ❯

Java Full-Stack DeveloperLocation: London (Hybrid)Salary: £85,000 – £90,000 + benefitsI’ve partnered with an exciting tech firm who are building software that transforms how stakeholders make important decisions. What started as a consultancy has evolved into a SaaS platform that helps organisations cut through hundreds of pages of board packs and focus on what matters. Their products … combine Java, AI, and modern web technologies to deliver clarity and speed for decision-makers.They’re estimated at nearly $30M, annually, and have 3 offices globally, with the view to grow their UK footprint. Having recently doubled down on AI-driven tools, they are tackling the biggest pain points stakeholders have, information overload and poor decision-making efficiency. What You … ll Do Develop and enhance their core services built in Java (Spring Boot). Work on full-stack features using React (or similar modern JS frameworks). Collaborate on new product initiatives, including AI-powered tools. Contribute to architecture decisions and help shape the future Tech Stack Backend: Java (Spring Boot), Ruby on Rails (legacy), Golang, Python (AI services) Frontend More ❯

problem-solving and communication skills, with the ability to work effectively in collaborative teams. Exposure to agile delivery methods. Experience with other development languages or frameworks such as JavaScript, Java, Python, or .NET - or a strong willingness to learn and adapt to new technologies as required. Qualifications & Certifications Salesforce Platform Developer I - Required Salesforce Platform Developer II - Desirable Other Salesforce More ❯

in a secure, client-focused 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, architects, and public sector stakeholders * Contribute … Participate in code reviews and 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 and testing end-to-end web applications … enjoys solving real-world problems through modern software and AI, and wants to make a tangible impact on the future of public sector digital services. Keywords: Full Stack Developer, Java Developer, React Developer, Spring Boot, TypeScript, AI Innovation, Secure Software, SC Clearance, Docker, PostgreSQL, Hybrid Role, British Citizens Only, Public Sector Projects, Milton Keynes, CI/CD, Full Stack Engineer More ❯

and relevant tooling (Git/GitLab, Jenkins, Ansible, Terraform, Linux, AWS EC2, S3 and EKS are essential) Key responsibilities include: Design and implement automated build and deployment solution for Java based micro service applications utilizing Atlassian Jira/Gillam/Jenkins/Artifactory/Ansible and Terraform Ensuring that the team and client understand operational requirements, and take a shared More ❯

driven architectures. Ability to identify and resolve flow issues, optimize performance, and implement error-handling strategies. Optional scripting skills for creating custom NiFi processors. Programming & Data Technologies: Proficiency in Java and SQL. Experience with C# and Scala is a plus. Experience with ETL tools and big data platforms. Knowledge of data modeling, replication, and query optimization. Hands-on experience with More ❯

ideally in a service based technical software environment Proficiency in modern Python (3.10+) including async methods and familiarity with least one other higher level programming language (e.g. Rust, Typescript, Java etc.) Cloud-native technologies and container orchestration (e.g., Kubernetes, ArgoCD, Helm) Developing in a CI/CD driven environment where testing and coverage are significant aspects of development practice Exposure More ❯

mentoring team members to share knowledge and up-skill your team Identifying and implementing enhancements to continually improve our delivery process Requirements Demonstrate proficiency in JavaScript/TypeScript or Java with a willingness to learn the other. Show experience with of both front-end, particularly React, and back-end frameworks. Display experience with build tools, Git and continuous integration Be More ❯

shape the wider engineering culture. Main Skills Needed: Expert knowledge of JavaScript, TypeScript, React (Hooks, Redux), HTML5 and CSS/SASS. Strong experience designing backend services in Kotlin or Java with REST and OpenAPI. Proven experience in system design at scale, simplifying complex architectures. Understanding of CI/CD and DevOps principles (Azure DevOps experience ideal). Strong background in More ❯

testing. Familiar with CI/CD pipelines and deployment tools (e.g., Gearset, Copado) A broader coding background in Javascript, HTML/CSS or backend tech like Node.js, Python or Java would be advantageous, as would experience building or consuming custom REST APIs Experience working in telecoms, broadband, or managed network service industries or familiarity with subscription billing, order management, and More ❯

testing. Familiar with CI/CD pipelines and deployment tools (e.g., Gearset, Copado) A broader coding background in Javascript, HTML/CSS or backend tech like Node.js, Python or Java would be advantageous, as would experience building or consuming custom REST APIs Experience working in telecoms, broadband, or managed network service industries or familiarity with subscription billing, order management, and More ❯

testing. Familiar with CI/CD pipelines and deployment tools (e.g., Gearset, Copado) A broader coding background in Javascript, HTML/CSS or backend tech like Node.js, Python or Java would be advantageous, as would experience building or consuming custom REST APIs Experience working in telecoms, broadband, or managed network service industries or familiarity with subscription billing, order management, and More ❯

testing. Familiar with CI/CD pipelines and deployment tools (e.g., Gearset, Copado) A broader coding background in Javascript, HTML/CSS or backend tech like Node.js, Python or Java would be advantageous, as would experience building or consuming custom REST APIs Experience working in telecoms, broadband, or managed network service industries or familiarity with subscription billing, order management, and More ❯

mentoring team members to share knowledge and up-skill your team Identifying and implementing enhancements to continually improve our delivery process Requirements Demonstrate proficiency in JavaScript/TypeScript or Java with a willingness to learn the other. Show experience with of both front-end, particularly React, and back-end frameworks. Display experience with build tools, Git and continuous integration Be More ❯

Senior Full Stack Java Developer Role - Leading SaaS Based Automation Company - Berkshire - Hybrid/Once a Fortnight onsite in Berkshire based office (Moving to new offices in Reading in March 2026 - 2 days onsite from March 2026) - Up to £80,000 + 10% Bonus + Benefits Are you a Senior Full Stack Java Developer looking for a new challenge? Do … you enjoy working across the full stack with Java and ReactJS? Would you like to work on hugely impactful business/mission critical automation platforms for iconic world brands? G.R.E. Recruitment is delighted to partner with a leading SaaS based Automation Company who are looking to add a Senior Full Stack Java Developer to their dynamic scaling development team. These … to new offices in Reading - then it will be twice per week in the office from March 2026. For this role I am looking for a Senior Full Stack Java Developer with 5yrs+ exp with Java 11/17, Spring MVC, REST API's, Microservices, AWS/GCP/Azure with strong experience of working across the full stack with More ❯

Experience 5+ years' experience in systems testing (manual and automation). 2+ years' experience in performance, stress and load testing (using JMeter or similar). Strong automation experience using Java/JavaScript with Selenium or Webdriver.IO . Experience with Cucumber BDD frameworks . Good SQL skills, including creating and managing tables. Experience testing interactive, data-driven websites . Familiarity with More ❯

in Oracle SQL & PL/SQL , with a strong focus on writing clean, efficient code A solid understanding of configuration management and issue tracking systems Knowledge of HTML, JavaScript, Java, JSON , and a willingness to learn new technologies Strong OLTP experience What We’re Looking For: Exceptional diagnostic and analytical skills Commitment to producing robust, maintainable code Strong interpersonal and More ❯

record delivering software projects on time and within budget. Financial services experience, ideally life and pensions, desirable. Technical Skills: Languages & Frameworks: Essential skills: COBOL, C, C#, and desirable across Java, .NET, Python, Perl, Smalltalk Databases: SQL, SQL Server (SSIS & SSRS), PostgreSQL Tools & Technologies: Visual Studio, Git, Papyrus Software, XML Please apply today for immediate CV review and interviews planned Nov More ❯

areas: Information or data management and models in the context of data analysis and processing. Software development frameworks and applications such as Eclipse. Modern programming languages such as Python, Java, C, C++, and software tools for delivering and visualising large complex data. Developing Javascript and/or PHP applications. Software testing systems in delivering robust services. Prior experience with any More ❯

A rapidly growing healthtech scale-up is transforming how hospitals deliver care across the UK and they're now expanding their development team at pace. In just a few short years, they've evolved from a disruptive newcomer into a More ❯

Junior Java Developer Role - Leading SaaS Based Automation Company - Berkshire - Hybrid/Once a Fortnight onsite in Berkshire based office (Moving to new offices in Reading in March 2026 - 2 days onsite from March 2026) - Up to £37,000 + 10% Bonus + Benefits Are you a Junior Java Developer looking to become Full Stack? Have you worked with JS … plan to move to new offices in Reading - then it will be twice per week in the office from March 2026. For this role I am looking for aJunior Java Developer with 2yrs+ exp with Java 11/17, Spring MVC, REST API's, Microservices, AWS/GCP/Azure with a willingness/interest to learn ReactJS/TypeScript More ❯

support on AI tools and best practices Staying up to date with the latest AI advancements Requirements: Proven experience in AI/ML projects Proficiency in Python, R, or Java Familiarity with AI frameworks and cloud platforms (Azure, AWS, GCP) Strong problem-solving and communication skills A degree in Data Science, Computer Science, or a related field (preferred) Benefits: Flexible More ❯

support on AI tools and best practices Staying up to date with the latest AI advancements Requirements: Proven experience in AI/ML projects Proficiency in Python, R, or Java Familiarity with AI frameworks and cloud platforms (Azure, AWS, GCP) Strong problem-solving and communication skills A degree in Data Science, Computer Science, or a related field (preferred) Benefits: Flexible More ❯

Deep expertise in SAP Integration Suite, including Cloud Integration and API Management. Proficient in SAP Build Process Automation and application development using SAP BTP tools (CAP, RAP, UI5, Node.js, Java). Strong hands-on experience with CI-DS and SAP BODS for data integration and transformation. Experience integrating with S/4HANA, ECC, and cloud-based SaaS solutions. Familiarity with More ❯

Deep expertise in SAP Integration Suite, including Cloud Integration and API Management. Proficient in SAP Build Process Automation and application development using SAP BTP tools (CAP, RAP, UI5, Node.js, Java). Strong hands-on experience with CI-DS and SAP BODS for data integration and transformation. Experience integrating with S/4HANA, ECC, and cloud-based SaaS solutions. Familiarity with More ❯