1 to 25 of 48 Clean Code Jobs in Wales

Develop scalable backend services and intuitive frontend interfaces - with a strong focus on performance, clarity, and resilience. Translate intricate business and operational logic into clean, modular code across the stack. Work closely with product, design, data, and infrastructure teams to ensure every feature is robust, observable, and production … backend (C#). Solid foundation in SQL and data modelling; familiarity with data-heavy systems and RESTful APIs. Passion for modern software engineering: clean code, SOLID principles, design patterns, and continuous improvement. Interest in real-time systems, data visualisation, and turning raw data into business-critical insights. Familiarity ...

delivery-focused product team on a contract basis. You'll be working on real-world user interfaces where attention to detail, performance, and maintainable code actually matter. This role suits someone who's comfortable operating without heavy frameworks when needed, can collaborate closely with design and backend teams … scalable, high-quality UI components Collaborating closely with designers and "speaking design" fluently Integrating third-party APIs and SDKs Following existing patterns and contributing clean, consistent code Supporting frontend build tooling, environment configuration, and deployment processes Reading and understanding backend Node.js code to ensure smooth frontend/ ...

delivery-focused product team on a contract basis. You'll be working on real-world user interfaces where attention to detail, performance, and maintainable code actually matter. This role suits someone who's comfortable operating without heavy frameworks when needed, can collaborate closely with design and backend teams … scalable, high-quality UI components Collaborating closely with designers and "speaking design" fluently Integrating third-party APIs and SDKs Following existing patterns and contributing clean, consistent code Supporting frontend build tooling, environment configuration, and deployment processes Reading and understanding backend Node.js code to ensure smooth frontend/ ...

primarily GCP) Implement event-driven workflows using RabbitMQ Collaborate with product, design, data, and frontend teams to ship end-to-end features Own your code in production, participate in code reviews, and improve system observability Champion clean code, security best practices, and scalable architecture Requirements: 2+ … collaborative mindset Experience delivering pragmatic solutions and implementing iterative design approaches Strong understanding of engineering fundamentals, including design patterns, SOLID principles, and clean code. Nice to Have: Experience with Kubernetes or other orchestration systems Exposure to bare metal deployments or hybrid cloud environments DevOps practices: Infrastructure as Code ...

primarily GCP) Implement event-driven workflows using RabbitMQ Collaborate with product, design, data, and frontend teams to ship end-to-end features Own your code in production, participate in code reviews, and improve system observability Champion clean code, security best practices, and scalable architecture Requirements: 2+ … collaborative mindset Experience delivering pragmatic solutions and implementing iterative design approaches Strong understanding of engineering fundamentals, including design patterns, SOLID principles, and clean code. Nice to Have: Experience with Kubernetes or other orchestration systems Exposure to bare metal deployments or hybrid cloud environments DevOps practices: Infrastructure as Code ...

About PhixFlow PhixFlow is an established (since 2004), highly respected company delivering a unique low-code platform for complex data integration and business process automation. The customers we partner with include major Telcos, Utilities, and Financial Services, to solve their most intricate business challenges. Despite our stability and history …/UI principles). ● Expertise in SQL and designing/optimising relational database schemas. ● We seek deep understanding of fundamental technical skills, including clean code principles and complex system design. Culture, Compensation & Benefits We understand that outstanding engineers require true work-life balance and flexibility. ...

About PhixFlow PhixFlow is an established (since 2004), highly respected company delivering a unique low-code platform for complex data integration and business process automation. The customers we partner with include major Telcos, Utilities, and Financial Services, to solve their most intricate business challenges. Despite our stability and history …/UI principles). ● Expertise in SQL and designing/optimising relational database schemas. ● We seek deep understanding of fundamental technical skills, including clean code principles and complex system design. Culture, Compensation & Benefits We understand that outstanding engineers require true work-life balance and flexibility. ...

DevOps, and QA, to ensure software meets business requirements. Implement and optimise CI/CD pipelines to enhance development efficiency and software quality. Conduct code reviews, providing constructive feedback to enhance team performance and code quality. Troubleshoot and resolve technical issues, ensuring software operates smoothly and efficiently. Stay … successful delivery. Proficiency in multiple programming languages Experience in central government advantageous Experience in a consulting environment Skills So ftware Development Expertise in writing clean, maintainable code and optimising software for performance and scalability. Ability to design and implement software that meets business and technical requirements. Ensure ...

e.g. comparison platforms) Payment providers Vehicle and customer data APIs Architecture & Technical Leadership Lead architectural decisions across front-end, back-end, and infrastructure. Champion clean code, reusability, performance, and security. Own and document technical designs, APIs, and data models. Support the transition from externally developed systems to fully … Translate business and regulatory requirements into technical solutions. Support junior developers and contribute to setting development standards and best practices. Participate in sprint planning, code reviews, and release management. Qualifications 5+ years' experience as a Full Stack Developer, with at least 2 years at Senior level. Strong back ...

e.g. comparison platforms) Payment providers Vehicle and customer data APIs Architecture & Technical Leadership Lead architectural decisions across front-end, back-end, and infrastructure. Champion clean code, reusability, performance, and security. Own and document technical designs, APIs, and data models. Support the transition from externally developed systems to fully … Translate business and regulatory requirements into technical solutions. Support junior developers and contribute to setting development standards and best practices. Participate in sprint planning, code reviews, and release management. Qualifications 5+ years' experience as a Full Stack Developer, with at least 2 years at Senior level. Strong back ...

event messaging, webhooking, and architectural design. Deliver features across the full software lifecycle in Agile squads. Optimise performance through refactoring, database improvements, and clean coding. Shape reactive front ends using HTMX + CSS. What Makes You a Great Fit: Strong background in C#/.NET Core with cloud experience ...

deploy and scale applications. Participating in agile, cross-functional teams delivering real-world impact. Contributing to CI/CD pipelines and writing clean, maintainable code. What We're Looking For Essential Skills: 3 years experience with Java and Spring boot Front-end development using modern JavaScript frameworks Familiarity with … Clearance (UK Resident for minimum 5 years and no more than 28 days abroad in a single trip). Desirable Experience: Infrastructure-as-Code tools (e.g., Terraform). Working with Docker and containerized environments. Knowledge of SQL databases (SQL Server, PostgreSQL). Familiarity with Entity Framework Core. Understanding ...

deploy and scale applications. Participating in agile, cross-functional teams delivering real-world impact. Contributing to CI/CD pipelines and writing clean, maintainable code. What We're Looking For Essential Skills: 3 years experience with Java and Spring boot Front-end development using modern JavaScript frameworks Familiarity with … Clearance (UK Resident for minimum 5 years and no more than 28 days abroad in a single trip). Desirable Experience: Infrastructure-as-Code tools (e.g., Terraform). Working with Docker and containerized environments. Knowledge of SQL databases (SQL Server, PostgreSQL). Familiarity with Entity Framework Core. Understanding ...

across the UK, total ownership of greenfield projects, modern tech stack (Python/FastAPI/Cloud), and a culture that rewards curiosity, autonomy, and clean engineering. An AI HealthTech company is expanding its high-calibre engineering team and looking for Software Engineers who thrive on building elegant, scalable systems … modelling, and distributed architecture Familiarity with cloud technologies (AWS, Azure, or GCP) and containerisation Understanding of software engineering best practices — testing, CI/CD, clean code A genuine interest in AI systems, automation, and applying engineering to real-world impact Sells Fully remote working across the UK, with ...

across the UK, total ownership of greenfield projects, modern tech stack (Python/FastAPI/Cloud), and a culture that rewards curiosity, autonomy, and clean engineering. An AI HealthTech company is expanding its high-calibre engineering team and looking for Software Engineers who thrive on building elegant, scalable systems … modelling, and distributed architecture Familiarity with cloud technologies (AWS, Azure, or GCP) and containerisation Understanding of software engineering best practices — testing, CI/CD, clean code A genuine interest in AI systems, automation, and applying engineering to real-world impact Sells Fully remote working across the UK, with ...

platform providers such as AWS, Azure or GCP Experience with CI/CD and DevOps tooling and processes You will be responsible for writing clean and maintainable code that aligns to their business requirements whilst ensuring all engineering work is covered by suitable unit tests within the team. ...

full stack Build and maintain performant, secure backend services using Node.js and GraphQL Develop user interfaces with React.js and modern front-end practices Write clean, maintainable, and well-tested code Participate in code reviews, team discussions, and agile ceremonies Help improve and evolve architecture, tools, and processes … Experience with relational databases such as Postgres Familiarity with Git and CI/CD workflows Strong collaboration and communication skills Agile development experience Writing clean, testable code Understanding of secure coding practices Ability to work independently and in a team environment If you're interested in this opportunity ...

full stack Build and maintain performant, secure backend services using Node.js and GraphQL Develop user interfaces with React.js and modern front-end practices Write clean, maintainable, and well-tested code Participate in code reviews, team discussions, and agile ceremonies Help improve and evolve architecture, tools, and processes … Experience with relational databases such as Postgres Familiarity with Git and CI/CD workflows Strong collaboration and communication skills Agile development experience Writing clean, testable code Understanding of secure coding practices Ability to work independently and in a team environment If you're interested in this opportunity ...

Android development Tooling and Frameworks: Modern Android libraries, CI CD, testing frameworks Cloud: AWS, Azure or GCP experience a bonus Do you enjoy building clean, robust software that has a clear positive impact on people's lives? We're supporting an engineering led Bristol team who are developing well … backend services in Java or Kotlin that support broader product functionality Investigating issues across mobile and backend environments and proposing sensible, pragmatic fixes Writing clean, maintainable code with strong testing practices across unit, integration and automated testing Contributing to shared libraries, tooling and engineering processes Working ...

MySQL Frontend: React.js, JavaScript/TypeScript, HTML, CSS Tooling: GitLab, Docker, CI/CD Pipelines Infrastructure (desirable): Terraform, Ansible, or other Infrastructure-as-Code tools Mobile (desirable): React Native RESPONSIBILITIES Develop and maintain full stack features Write clean, maintainable, well-documented code Collaborate with product managers … database optimisation Competence in HTML and CSS for responsive UI Familiarity with GitLab and Docker Exposure to CI/CD pipelines and Infrastructure-as-Code practices NICE TO HAVE Experience integrating AI into existing applications Experience with React Native or similar mobile frameworks Previous experience working on SaaS ...

MySQL Frontend: React.js, JavaScript/TypeScript, HTML, CSS Tooling: GitLab, Docker, CI/CD Pipelines Infrastructure (desirable): Terraform, Ansible, or other Infrastructure-as-Code tools Mobile (desirable): React Native RESPONSIBILITIES Develop and maintain full stack features Write clean, maintainable, well-documented code Collaborate with product managers … database optimisation Competence in HTML and CSS for responsive UI Familiarity with GitLab and Docker Exposure to CI/CD pipelines and Infrastructure-as-Code practices NICE TO HAVE Experience integrating AI into existing applications Experience with React Native or similar mobile frameworks Previous experience working on SaaS ...

talented team on our mission to help people and businesses thrive through technology. If you love untangling hard problems, improving legacy systems, and shipping clean, tested code, you'll fit right in. Your role as a Senior PHP Software Engineer at True9: Lead the back-end - write clean, maintainable, and scalable code using PHP and frameworks like Symfony across a variety of projects. Drive technical direction - work with cross-functional teams to define technical strategy and architecture, helping shape the future of our clients' products. Mentor and empower - provide guidance and mentorship to junior developers, fostering ...

talented team on our mission to help people and businesses thrive through technology. If you love untangling hard problems, improving legacy systems, and shipping clean, tested code, you'll fit right in. Your role as a Senior PHP Software Engineer at True9: Lead the back-end - write clean, maintainable, and scalable code using PHP and frameworks like Symfony across a variety of projects. Drive technical direction - work with cross-functional teams to define technical strategy and architecture, helping shape the future of our clients' products. Mentor and empower - provide guidance and mentorship to junior developers, fostering ...

Java Developers who thrive in collaborative environments, enjoy problem-solving, and want to make a meaningful impact through their work. If you care about clean architecture, quality code, and building systems that matter, this could be your next step. What You'll Be Doing As a Java Developer … also welcome Quality, Testing & Automation Experience with automated testing tools such as Jest, Cypress, or Pact Commitment to writing maintainable, well-tested, production-ready code They have one of the best benefit packages on the market with a pension of 15%, amazing shared parental leave, flexible and hybrid working ...

consuming RESTful APIs (FastAPI) • Working with relational and NoSQL databases • Supporting React frontend development (initially) • Collaborating closely with product, frontend, and DevOps • Writing clean, maintainable code and contributing to reviews • Following best practices around CI/CD and automated testing Requirements: • 3+ years back-end engineering experience • Strong ...