20 of 20 Permanent Java Jobs in Wales

skills and ability to liaise with customers and stakeholders of all levels. Skills we're interested in Proficiency in multiple programming languages -such as, Java, JavaScript/TypeScript, Python, Go or C++ Knowledge of front-end technologies like React, Vue or Angular Experience with database technologies: SQL server, PostgreSQL, MySQL ...

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 ...

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 ...

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 ...

.NET/Java Developer (Tech stack: .NET Developer, C#, Java, Azure, Kubernetes, DevOps, ReactJS, Microservices, CI/CD, Backend Developer) Our client is a forward-thinking technology organisation delivering cloud-based enterprise solutions. They are seeking a .NET/Java Developer to design, develop, and maintain their core cloud systems. … This is an excellent opportunity to work on impactful projects using C#, Java, Azure, Kubernetes, and DevOps practices in a collaborative and innovation-driven environment. Key Responsibilities: Develop and maintain scalable and secure systems using C# and Java (50/50 time allocation). Implement cloud-based solutions on Azure ...

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 ...

Science, Software Engineering, or related field. 3+ years of professional software development experience. Strong programming skills in languages such as C/C++, Python, Java, or Rust. Experience developing software for safety-critical or highly regulated environments. Familiarity with software development lifecycle, version control, and testing frameworks. Knowledge of software ...

Science, Software Engineering, or related field. 3+ years of professional software development experience. Strong programming skills in languages such as C/C++, Python, Java, or Rust. Experience developing software for safety-critical or highly regulated environments. Familiarity with software development lifecycle, version control, and testing frameworks. Knowledge of software ...

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 ...

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. ...

Java Software Engineer Bristol (Hybrid – 3 days per week) Up to £50,000 ClimateTech Want to grow your backend skills while working on meaningful climate tech? At Bohr, the software you build helps reduce methane emissions across Europe's gas networks. This is an opportunity for a high-potential junior … early mid-level Java engineer to work on real-world systems that directly support cleaner, safer infrastructure and the transition to net zero. About Bohr Bohr exists to decarbonise energy through innovation. Through our methane emissions division, Tectrac, we combine mobile leak detection technology with cloud platforms, analytics ...

Senior Java Developer Permanent | Full‐Time Our client is expanding their engineering team and we're supporting them in the search for a Senior Java Developer with strong experience in distributed systems, large‐scale data processing, and high‐performance microservices. This is an opportunity to join a highly technical environment … event‐driven platform that handles high‐volume, real‐time data. The Role You'll play a key part in designing and delivering Java‐based services that power a complex, data‐intensive system. The ideal candidate enjoys solving distributed‐systems challenges, improving performance, and contributing to architectural decisions. Key Responsibilities Develop ...

Containerisation & Orchestration: Docker, Kubernetes (EKS), Helm Configuration Management: Ansible Monitoring & Observability: Grafana, Prometheus CI/CD: GitHub Actions Automation & Scripting: Python, Bash, Go or Java What We’re Looking For Proven experience running AWS cloud infrastructure in a production or regulated (financial) environment. Hands-on experience managing Kubernetes clusters (preferably … Grafana. Experience building and maintaining CI/CD pipelines (GitHub Actions or similar). Strong scripting or automation skills using Python, Bash, Go or Java . A collaborative mindset — comfortable working alongside developers, product teams, and security to ensure performance, reliability, and compliance. We’re open to Platform Engineers ...

Full Stack Engineer (Java, React, AI/ML/LLM/SDK) – Cutting-Edge Series B scale up Location: Remote EU - Spain Salary: £70K - £110K About: We are seeking a Full Stack Engineer with a proven track record in building and scaling applications powered by Large Language Models (LLMs). … This role requires deep expertise in Java, React, and modern AI/ML development, including LLM frameworks, SDKs, and retrieval-augmented generation (RAG) systems. Key Responsibilities Design and develop scalable full-stack solutions involving both frontend (React/TypeScript) and backend (Java). Build and optimise AI/ML pipelines ...

Full Stack Engineer (Java, React, AI/ML/LLM/SDK) – Cutting-Edge Series B scale up Location: Remote EU - Spain Salary: £70K - £110K About: We are seeking a Full Stack Engineer with a proven track record in building and scaling applications powered by Large Language Models (LLMs). … This role requires deep expertise in Java, React, and modern AI/ML development, including LLM frameworks, SDKs, and retrieval-augmented generation (RAG) systems. Key Responsibilities Design and develop scalable full-stack solutions involving both frontend (React/TypeScript) and backend (Java). Build and optimise AI/ML pipelines ...