1 to 25 of 42 Permanent Java Jobs in the Thames Valley

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 ❯

especially in Python, along with a strong understanding of data structures, architecture, and design principles. It's also a big plus if you're comfortable in other languages like Java, C++, or similar. Your foundation in computer science might come from a degree, hands-on experience, or even self-study - what matters most is that you can apply those principles 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 ❯

with cloud platforms such as AWS, Azure, or Google Cloud and IoMT solutions (desirable) Knowledge of medical device software lifecycle processes (desirable) Familiarity in programming languages such as Python, Java, C# or C/C++ (desirable) Proven experience with continuous integration/continuous deployment (CI/CD) pipelines (desirable) Familiarity with relevant cybersecurity standards and frameworks (e.g., IEC 62443, NIST 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 ❯

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 ❯

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 ❯

test, to deployment and back again. Most of our engineers release code to production every few days and we have a daily release cycle. Viator's web stack includes Java, React, TypeScript, GraphQL, Kubernetes, SQL and NoSQL databases, and runs on AWS. You don't need to have experience with everything listed but you do need to be hungry to 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 ❯

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 ❯

UX Designers, Product Managers, and Test Engineers. What You’ll Bring Essential experience: Proven track record developing stable Android applications for embedded devices (not just mobile apps). Strong Java for Android skills , including associated tools and test frameworks. UI design and implementation expertise. API integration experience. Ability to produce detailed requirements and design documentation. Clear communicator, comfortable explaining complex More ❯

with UX Designers, Product Managers, and Test Engineers. What Youll Bring Essential experience: Proven track record developing stable Android applications for embedded devices (not just mobile apps). Strong Java for Android skills , including associated tools and test frameworks. UI design and implementation expertise. API integration experience. Ability to produce detailed requirements and design documentation. Clear communicator, comfortable explaining complex More ❯

Senior Java Developer Role - Leading Internet of Things (IoT) Based Company - Hybrid/Once a week onsite in Central Reading based office - £70,000 - £80,000 DOE + Benefits Essential Exp: Java 11/17, Springboot, REST API's, Microservices, Kubernetes. Desirable Exp: ReactJS - this role is 90% Backend Development with 10% Front End. G.R.E. Recruitment is delighted to partner … with a leading IoT based Company who are looking to add a Senior Java Developer to their growing development team in Reading Town Centre. IoT isn't just a fancy buzz word, it connects the world around us from things you wouldn't even think about and helps to serve the betterment of the environment and helps keep us connected … literally everywhere, all around us and most people aren't aware of IoT as it seamlessly blends into our everyday lives. For this role I am looking for: Senior Java Developer - 5yrs+ exp with Java, REST API's, Microservices, Kubernetes with a little bit of ReactJS exp - £70,000 - £80,000 You'll be joining a team of 10 Java More ❯

Mid-Level 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 £52,000 + 10% Bonus + Benefits Are you a Mid-Level Full Stack Java Developer looking for a new challenge? Do … 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 Mid-Level Java Developer to their dynamic scaling development team. This role will initially be once a fortnight in the Berkshire based office as they 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 a Mid-Level Java Developer with 3yrs+ exp with Java 11/17, Spring MVC, REST API's, Microservices, AWS/GCP/Azure with some commercial experience of working with ReactJS. Skills nice to have: Docker, Kubernetes, Cypress, Playwright 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 ❯