1 to 25 of 37 Permanent Java Jobs in Wales

fluidly with data scientists, commercial teams, and ops leaders. Hard Skills Required • Software Engineering: Strong in at least one modern language (JavaScript/TypeScript, Java, Python) • Web & Product Development: Frameworks (React, Node.js, Django/Flask) • AI, GenAI and LLMs: OpenAI, Gemini, Grok, Llama • Agentic AI: Frameworks (langchain, langgraph, Google ...

fluidly with data scientists, commercial teams, and ops leaders. Hard Skills Required • Software Engineering: Strong in at least one modern language (JavaScript/TypeScript, Java, Python) • Web & Product Development: Frameworks (React, Node.js, Django/Flask) • AI, GenAI and LLMs: OpenAI, Gemini, Grok, Llama • Agentic AI: Frameworks (langchain, langgraph, Google ...

experience in software engineering, with a focus on large-scale, complex systems. Polyglot engineer comfortable working across multiple languages and frameworks (weve used Python, Java, Kotlin, Node.js, C#, JavaScript, Express, React and Next.js to name a few). Passion for learning new technologies and helping others do the same. Proven ...

debugging skills across the stack. Desirable Practical use of Git based Source Control. Experience with GRPC. Containerization using docker/Kubernetes Exposure to Java based client frameworks Exposure to Azure, cloud services, or distributed architectures. Interest in AI/ML and how it can enhance enterprise software. Agile sprint methodology ...

debugging skills across the stack. Desirable Practical use of Git based Source Control. Experience with GRPC. Containerization using docker/Kubernetes Exposure to Java based client frameworks Exposure to Azure, cloud services, or distributed architectures. Interest in AI/ML and how it can enhance enterprise software. Agile sprint methodology ...

Professional knowledge and experience Essential Proven experience in full-stack software development, including design, development, testing, and deployment. Significant hands on experience with Java, Spring Boot and Microservices. Strong understanding of Agile and DevOps practices, with a focus on continuous integration and delivery. Some proficiency in one or more programming … languages (e.g., Python, Java, JavaScript) and experience with software architecture patterns. Experience with cloud platforms (e.g., AWS, Azure, GCP) and infrastructure as code. Familiarity with CI/CD pipelines, automated testing, and modern software development practices. Knowledge of technologies such as microservices, containerisation (Docker, Kubernetes), or serverless architecture. Awareness ...

professional development experience Solid understanding of modern JavaScript/frontend frameworks (React preferred) Experience with a modern backend language/framework (Python, Node.js, C#, Java, etc.) Experience with Git and collaborative development Excellent quantitative skills—comfortable with analytical thinking and working with numerical data An interest in quantitative finance ...

professional development experience Solid understanding of modern JavaScript/frontend frameworks (React preferred) Experience with a modern backend language/framework (Python, Node.js, C#, Java, etc.) Experience with Git and collaborative development Excellent quantitative skills—comfortable with analytical thinking and working with numerical data An interest in quantitative finance ...

their suitability for different tasks Essential : Extensive experience in full-stack software engineering, including design, development, testing, and deployment. Hands on experience with Java , Spring Boot , Python and Microservices, although a true polyglot is preferred. Strong understanding of software development methodologies such as Agile, TDD and DevOps. Some proficiency … Platforms : Strong proficiency in cloud technologies, including architecture and deployment strategies. Programming and Development : Advanced knowledge of multiple programming languages and frameworks (e.g., Python, Java, Node.js). CI/CD and Automation : Implementing and maintaining continuous integration/continuous deployment pipelines to accelerate development cycles. Code Quality and Testing : Experience ...

Title: Senior Java Software EngineerSalary: £60,000 - £80,000 + packageLocation: Cardiff (onsite circa 2 days every other week)Clearance: Must be SC eligibleCPS Group are looking for a Senior Java Software Engineer to join a highly skilled engineering team delivering enterprise-scale solutions in an agile, collaborative environment based … design and delivery of high-quality, secure, and scalable applications.This is a hands-on role where you'll apply strong technical expertise in Java and Spring, and ideally bring experience with containerisation and cloud environments.Key ResponsibilitiesDesign, build, and maintain high-quality Java applications.Contribute to the development of microservices and modern ...

Title: Senior Java Software Engineer Salary: £60,000 - £80,000 + package Location: Cardiff (onsite circa 2 days every other week) Clearance: Must be SC eligible CPS Group are looking for a Senior Java Software Engineer to join a highly skilled engineering team delivering enterprise-scale solutions in an agile … design and delivery of high-quality, secure, and scalable applications. This is a hands-on role where you'll apply strong technical expertise in Java and Spring, and ideally bring experience with containerisation and cloud environments. Key Responsibilities Design, build, and maintain high-quality Java applications. Contribute to the development ...

Sales, Marketing, and Leadership. What You Need Strong full-stack or backend-leaning engineering experience. Deep capability in a server-side language — PHP preferred (Java or similar fine if you transition quickly). Proven experience building and shipping scalable web apps and APIs. Strong SQL skills (MySQL ideal). Good ...

Sales, Marketing, and Leadership. What You Need Strong full-stack or backend-leaning engineering experience. Deep capability in a server-side language — PHP preferred (Java or similar fine if you transition quickly). Proven experience building and shipping scalable web apps and APIs. Strong SQL skills (MySQL ideal). Good ...

tcs.com or call TCS London Office number 02031552100 with the subject line: "Application Support Request". Ready to utilise your skills and experience in Java, API automation and modern engineering practices? We have an exciting role for you – Java Engineer! Careers at TCS: It Means More TCS is a purpose … biggest brands in the UK and collaborate with global experts. Build strong relationships with a diverse set of stakeholders. The Role As a Java Engineer, you will play a critical role supporting our client in the financial services industry. You will work across cutting‐edge platforms including Payment Networks, Digital ...

tcs.com or call TCS London Office number 02031552100 with the subject line: "Application Support Request". Ready to utilise your skills and experience in Java, API automation and modern engineering practices? We have an exciting role for you – Java Engineer! Careers at TCS: It Means More TCS is a purpose … biggest brands in the UK and collaborate with global experts. Build strong relationships with a diverse set of stakeholders. The Role As a Java Engineer, you will play a critical role supporting our client in the financial services industry. You will work across cutting‐edge platforms including Payment Networks, Digital ...

friendly advisors will be in touch. Keywords:Coding, programming, web developer, software developer, app developer, Trainee, PHP, HTML, SQL, CSS3, Java, Javascript, Python, C#, Trainee Web Developer ...

Senior Java Developer £65,000 (DOE) North East Wales (hybrid) Hyperloop Recruitment are working with a fast-growth tech firm based in North East Wales, looking to bring a Senior Java Developer into their team. Working in a team of specialists, the successful candidate will be responsible for creating … solutions to business problems, creating new products whilst helping build and support our clients' core software and services. The role would suit a talented Java Developer with at least 5 years' commercial experience working with AWS and Java-based technologies, looking for an exciting new challenge. You will have broad ...

meeting up with colleagues in the Cambridge office once a month. About You: You have commercial Go/Golang development experience, ideally with a Java background You have experience with API design and development You're happy to collaborate in an Agile environment with TDD, code reviews and Pair Programming ...

meeting up with colleagues in the Cambridge office once a month. About You: You have commercial Go/Golang development experience, ideally with a Java background You have experience with API design and development You're happy to collaborate in an Agile environment with TDD, code reviews and Pair Programming ...

Work closely with product managers and business stakeholders to align technical direction with strategic goals Write high-quality, production-ready code using Kotlin or Java Lead by example through code reviews, architectural decisions, and continuous delivery practices Drive improvements in engineering practices, tooling, and team workflows Help scale backend infrastructure ...

Work closely with product managers and business stakeholders to align technical direction with strategic goals Write high-quality, production-ready code using Kotlin or Java Lead by example through code reviews, architectural decisions, and continuous delivery practices Drive improvements in engineering practices, tooling, and team workflows Help scale backend infrastructure ...

researching to improve your level of expertise. Nice to Have Experience with native mobile development (Swift/Objective-C for iOS, Kotlin/Java for Android). A keen eye for design, accessibility and user experience best practices. Accomplished in web development. Experience with Sentry or similar application monitoring tools. ...

researching to improve your level of expertise. Nice to Have Experience with native mobile development (Swift/Objective-C for iOS, Kotlin/Java for Android). A keen eye for design, accessibility and user experience best practices. Accomplished in web development. Experience with Sentry or similar application monitoring tools. ...

flexible, remote, and supportive environment Contribute to helping us achieve our vision of building a scalable global platform Additional Information Tech Stack: ReactJS (app) Java-based RESTful API Redux Perfect for: React Native developers, mobile-development enthusiasts Time commitment: Flexible — expecting up to 10 hours per week, but negotiable. Duration ...

flexible, remote, and supportive environment Contribute to helping us achieve our vision of building a scalable global platform Additional Information Tech Stack: ReactJS (app) Java-based RESTful API Redux Perfect for: React Native developers, mobile-development enthusiasts Time commitment: Flexible — expecting up to 10 hours per week, but negotiable. Duration ...