1 to 25 of 447 Clean Code Jobs in the UK

Who is Sonar? Sonar helps prevent code quality and code security issues from reaching production, amplifies developers' productivity in concert with AI assistants, and improves the developer experience with streamlined workflows. Sonar analyzes all code, regardless of who writes it - your internal team, genAI, or third parties - resulting in more secure, reliable, and maintainable applications. Rooted in … move forward quickly. And lastly, we are highly effective and operationally efficient . We operate collectively as One Team to accomplish our goals. Why You Should Apply: At Sonar, CODE is more than just an acronym - it's a mindset that defines daily operations. We're a group of brilliant, motivated, and driven professionals working hard to help supercharge … developers to build better, faster. Sonar helps to continuously improve code quality and code security while reducing developer toil. This means that developers can focus on doing more of what they love and less of what they don't. Our solutions don't just solve symptoms of problems - we help fix issues at the source - for all code More ❯

AWS – paying up to £600/day (Inside IR35) – Hybrid (2x a week - London) – 6 month contract Our client is seeking a Senior Java Developer who is passionate about clean code, cloud-native systems, and building technology that makes a real impact. This is a unique opportunity to work in an agile, high-ownership engineering culture. What You … for a high-availability platform Deploy and manage services in AWS with Kubernetes (EKS) Design, implement, and own features end-to-end from discovery to production support Advocate for clean code, automated testing, and CI/CD best practices Mentor other engineers and contribute to a culture of knowledge-sharing Collaborate with cross-functional teams including product, design More ❯

AWS – paying up to £600/day (Inside IR35) – Hybrid (2x a week - London) – 6 month contract Our client is seeking a Senior Java Developer who is passionate about clean code, cloud-native systems, and building technology that makes a real impact. This is a unique opportunity to work in an agile, high-ownership engineering culture. What You … for a high-availability platform Deploy and manage services in AWS with Kubernetes (EKS) Design, implement, and own features end-to-end from discovery to production support Advocate for clean code, automated testing, and CI/CD best practices Mentor other engineers and contribute to a culture of knowledge-sharing Collaborate with cross-functional teams including product, design More ❯

AWS – paying up to £600/day (Inside IR35) – Hybrid (2x a week - London) – 6 month contract Our client is seeking a Senior Java Developer who is passionate about clean code, cloud-native systems, and building technology that makes a real impact. This is a unique opportunity to work in an agile, high-ownership engineering culture. What You … for a high-availability platform Deploy and manage services in AWS with Kubernetes (EKS) Design, implement, and own features end-to-end from discovery to production support Advocate for clean code, automated testing, and CI/CD best practices Mentor other engineers and contribute to a culture of knowledge-sharing Collaborate with cross-functional teams including product, design More ❯

AWS – paying up to £600/day (Inside IR35) – Hybrid (2x a week - London) – 6 month contract Our client is seeking a Senior Java Developer who is passionate about clean code, cloud-native systems, and building technology that makes a real impact. This is a unique opportunity to work in an agile, high-ownership engineering culture. What You … for a high-availability platform Deploy and manage services in AWS with Kubernetes (EKS) Design, implement, and own features end-to-end from discovery to production support Advocate for clean code, automated testing, and CI/CD best practices Mentor other engineers and contribute to a culture of knowledge-sharing Collaborate with cross-functional teams including product, design More ❯

AWS – paying up to £600/day (Inside IR35) – Hybrid (2x a week - London) – 6 month contract Our client is seeking a Senior Java Developer who is passionate about clean code, cloud-native systems, and building technology that makes a real impact. This is a unique opportunity to work in an agile, high-ownership engineering culture. What You … for a high-availability platform Deploy and manage services in AWS with Kubernetes (EKS) Design, implement, and own features end-to-end from discovery to production support Advocate for clean code, automated testing, and CI/CD best practices Mentor other engineers and contribute to a culture of knowledge-sharing Collaborate with cross-functional teams including product, design More ❯

contributing to wider initiatives through collaboration, mentoring, or involvement in technical, architectural, or UI/UX design discussions. You’ll guide work through the full engineering lifecycle—from writing clean, maintainable code through to code review, testing and deployment into production. Quality matters to us, so a thoughtful approach to performance, security, and team-wide engineering standards … and version control (e.g. Git) - Show proficiency or strong aptitude for modern PHP web frameworks - Work with modern tooling and practices, including automated testing, CI/CD pipelines and code review workflows - Champion clean code principles, maintainability and long-term scalability in every solution - Understand and contribute towards high-level architectural decisions and patterns - Contribute to evolving … propose and experiment with new approaches, frameworks or integrations that improve developer effectiveness - Communicate clearly across engineering peers, Product Owners and other parts of the business - Participate in collaborative code reviews and knowledge-sharing sessions to help raise the technical bar - Bring a positive, collaborative attitude and work effectively within an agile team - Provide meaningful input into planning from More ❯

will focus on the development and delivery of Gen AI driven software solutions, working within a dynamic team to enhance our digital products. You will be responsible for writing clean, efficient, and maintainable code, primarily in Python and JavaScript, while contributing to the successful deployment of Gen AI technologies that directly impact the company's customer experience (CX … their scalability, security, observability and performance. This role is hands-on, with a primary focus on coding, testing, and deploying AI solutions in a fast-paced, agile environment. Responsibilities: Code Development and Testing Write, test, and maintain clean, efficient code in Python and JavaScript. Develop and implement Gen AI powered experiences or services in alignment with business … and product requirements. Participate in code reviews to ensure high-quality and consistent coding standards. AI Feature Integration Work closely with cross-functional teams to integrate AI models into digital products, ensuring seamless user experiences. Collaborate with AI specialists to test and deploy models, ensuring they meet performance, security and scalability requirements Continuous Learning and Improvement Stay up to More ❯

at a time, this system enables users to generate, visualise, and explore thousands of design alternatives. Faster and more intelligently than ever before. Looking for someone who enjoys writing clean, wellstructured code and has a genuine interest in engineering.. not just software, but how things are built in the real world. Backed by one of Europe's leading … frontends using React and TypeScript Work closely with domain experts (engineers, designers) to translate complex physical problems into usable software features Follow functional programming practices to write testable, composable code Own features from idea to implementation to deployment Contribute to architectural decisions in a fast-moving, early-stage product Requirements Bachelor's degree in Computer Science 2+ years of … web applications in a production environment Strong experience with Python and API frameworks (FastAPI, Flask, etc.) Proficiency with React and TypeScript Comfort or interest in functional programming principles and clean code architecture A genuine interest in engineering and the physical world Ability to thrive in a startup or agile environment with autonomy and ownership Software Engineer - Python/ More ❯

Junior PHP Developer to join our growing development team. You’ll help build and maintain web applications that are central to our business operations. If you’re passionate about clean code, scalable solutions, and collaborative development, we want to hear from you! What you’ll be doing: Developing web apps using CakePHP (or similar frameworks like Laravel) Writing … clean, maintainable code Debugging and enhancing existing systems Collaborating with the team to design scalable solutions Participating in code reviews and learning from feedback What You’ll Bring Experience with CakePHP or Laravel Solid understanding of MySQL, HTML, CSS, JavaScript Familiarity with Git and version control workflows A proactive, problem-solving mindset Strong communication and attention to … 25+ days holiday (plus more with tenure)? Flexible hours & your birthday off? Free EV charging & car washing? Regular team socials & charity events? Free products & generous staff discount? Casual dress code & unlimited drinks/snacks? Company pension More ❯

Junior PHP Developer to join our growing development team. You'll help build and maintain web applications that are central to our business operations. If you're passionate about clean code, scalable solutions, and collaborative development, we want to hear from you! What you'll be doing: Developing web apps using CakePHP (or similar frameworks like Laravel) Writing … clean, maintainable code Debugging and enhancing existing systems Collaborating with the team to design scalable solutions Participating in code reviews and learning from feedback What You'll Bring Experience with CakePHP or Laravel Solid understanding of MySQL, HTML, CSS, JavaScript Familiarity with Git and version control workflows A proactive, problem-solving mindset Strong communication and attention to … 25+ days holiday (plus more with tenure) ? Flexible hours & your birthday off ? Free EV charging & car washing ? Regular team socials & charity events ? Free products & generous staff discount ? Casual dress code & unlimited drinks/snacks ? Company pension More ❯

SaaS platform. Collaborating closely with other engineers, product managers, and designers to deliver high-quality code. Taking ownership of projects from concept to deployment in an AWS environment. Writing clean, maintainable code across the full stack (PHP/Laravel or Python + React/Vue.js). Contributing to system architecture, best practices, and continuous improvement. Working hybrid - just …/Laravel or Python . Frontend development experience with React or Vue.js . Solid understanding of SQL databases and relational design. Experience working in AWS environments. A passion for clean code, testing, and scalable architecture. A collaborative mindset - someone who thrives in a team setting. What's On Offer £55,000 - £65,000 depending on experience. Hybrid working More ❯

Design and implement RESTful APIs and Web APIs following best practices Use SQL Server, Entity Framework, and SQL for efficient data management Apply design patterns like OOP, SOLID, and Clean Code to write scalable code Engineering & Architecture Deliver high- and low-level estimations for projects Ensure software quality through unit and integration testing Perform code reviews More ❯

Design and implement RESTful APIs and Web APIs following best practices Use SQL Server, Entity Framework, and SQL for efficient data management Apply design patterns like OOP, SOLID, and Clean Code to write scalable code Engineering & Architecture Deliver high- and low-level estimations for projects Ensure software quality through unit and integration testing Perform code reviews More ❯

focus on both application logic and data access . This role is ideal for someone confident in both C#/.NET development and SQL , and who enjoys working on clean, maintainable code and performance-optimised database logic. What You’ll Be Working On: Designing and building backend services in C#. Building secure, well-structured APIs with throttling and … and scripts. Integrating external systems with custom data synchronisation logic. Utilising Open Telemetry and Grafana for logs, metrics, tracing, and alerting across backend services. Contributing to technical design discussions, code reviews, and deployments. What We’re Looking For: Strong experience in C#/.NET backend development. Solid understanding of data modelling, indexing, and performance tuning. Skilled in writing and … optimising complex SQL queries and stored procedures. Experience building and maintaining APIs, background jobs, and integration points. Attention to detail, clean code, and a performance-first mindset. Great problem-solving and troubleshooting skills. Good communication and teamwork skills. What You’ll Get: £70,000 Salary. 25 days holiday + 8 public holidays. Employer Pension contribution. Flexible hybrid working More ❯

focus on both application logic and data access . This role is ideal for someone confident in both C#/.NET development and SQL , and who enjoys working on clean, maintainable code and performance-optimised database logic. What You’ll Be Working On: Designing and building backend services in C#. Building secure, well-structured APIs with throttling and … and scripts. Integrating external systems with custom data synchronisation logic. Utilising Open Telemetry and Grafana for logs, metrics, tracing, and alerting across backend services. Contributing to technical design discussions, code reviews, and deployments. What They’re Looking For: Strong experience in C#/.NET backend development. Solid understanding of data modelling, indexing, and performance tuning. Skilled in writing and … optimising complex SQL queries and stored procedures. Experience building and maintaining APIs, background jobs, and integration points. Attention to detail, clean code, and a performance-first mindset. Great problem-solving and troubleshooting skills. Good communication and teamwork skills. What You’ll Get: £70,000 Salary. 25 days holiday + 8 public holidays. Employer Pension contribution. Flexible hybrid working More ❯

everyLIFE The Senior Full Stack Developer at everyLIFE Technologies will come with 5+ years of experience in commercial full stack development. They will be passionate not just about writing code but contributing to a project which makes a difference. This role will involve joining an existing team of 5 engineers, including backend, frontend and full-stack developers. Position Type … highest standard. We believe in being transparent in all our dealings; acting fairly, openly and honestly in everything we do. You will: Design, develop, test and deliver well engineered code, collaborating with Product to ensure that we are releasing value early and often Work closely with the existing team – reviewing code, discussing solutions and being involved in refinement … sessions Drive continuous improvement through code reviews, system design to ensure that all code is clean, consistent and secure Maintain an up-to-date knowledge of development languages, frameworks, tools and design patterns Promptly escalate issues that affect product delivery and quality Maintain and manage our Continuous Integration and Delivery pipelines and tooling Have a passion to More ❯

Are you a PHP developer with a passion for clean code, modern frameworks, and building scalable digital solutions? We’re a fast-growing technology business in West London seeking a Mid-Level Laravel Developer who also brings solid WordPress experience to the table What You’ll Be Doing • Building and maintaining robust web applications using Laravel • Supporting and … extending WordPress-based sites and plugins • Collaborating with designers, product managers, and other developers in an agile environment • Writing clean, testable, and maintainable code • Participating in code reviews and contributing to technical decisions What We’re Looking For • 2–4 years of commercial PHP development experience • Strong proficiency with Laravel • Solid understanding of WordPress architecture and custom More ❯

requirements. In this position you will play a key role in developing and maintaining a range of business-critical applications, websites and system integrations. If you like to write clean and maintainable code and you enjoy solving complex problems, I would like to hear from you immediately! The role is offered on a hybrid working basis, 3 days … area at short notice. In this role you will be responsible for: - Developing bespoke software and middleware solutions to support and help grow business operations. Deliver high-quality, secure code using modern and best practice approaches. Collaborating with stakeholders to translate business requirements into robust technical solutions. Troubleshooting and resolving issues across development environments. Mentoring more junior team members … with industry trends, frameworks and emerging technologies. We are looking to speak with collaborative, hands-on PHP Developers who enjoy working in a fast-paced environment. You MUST value clean code, modern development practices, and believe in sharing knowledge with others. You will be confident in leading discussions with technical and non-technical stakeholders, designing solutions to solve More ❯

requirements. In this position you will play a key role in developing and maintaining a range of business-critical applications, websites and system integrations. If you like to write clean and maintainable code and you enjoy solving complex problems, I would like to hear from you immediately! The role is offered on a hybrid working basis, 3 days … area at short notice. In this role you will be responsible for: - Developing bespoke software and middleware solutions to support and help grow business operations. Deliver high-quality, secure code using modern and best practice approaches. Collaborating with stakeholders to translate business requirements into robust technical solutions. Troubleshooting and resolving issues across development environments. Mentoring more junior team members … with industry trends, frameworks and emerging technologies. We are looking to speak with collaborative, hands-on PHP Developers who enjoy working in a fast-paced environment. You MUST value clean code, modern development practices, and believe in sharing knowledge with others. You will be confident in leading discussions with technical and non-technical stakeholders, designing solutions to solve More ❯

Are you a passionate developer who wants to use your skills for good? Join a purpose-driven software company where your code helps charities and non-profits thrive. About Us Barron McCann are recruiting for this role on behalf of our partners BMc Azurri. We’re not just another tech company - we’re a mission-first team building intuitive … empowers charitable organizations. From streamlining operations to boosting supporter engagement, our solutions help amplify the good these organizations do every day. If you’re driven by purpose and love clean code, we want to meet you. The Role As a Software Developer, you’ll be at the heart of our product development - designing, building, and maintaining applications that … every stage of the development lifecycle. What You’ll Do Develop and maintain applications using C# and the .NET framework Build responsive frontends with HTML, CSS, and JavaScript Write clean, maintainable, well-documented code Troubleshoot bugs and optimize performance Participate in code reviews and team discussions Help improve workflows and development best practices What You’ll Bring More ❯

Are you a passionate developer who wants to use your skills for good? Join a purpose-driven software company where your code helps charities and non-profits thrive. About Us Barron McCann are recruiting for this role on behalf of our partners BMc Azurri. We re not just another tech company - we re a mission-first team building intuitive … empowers charitable organizations. From streamlining operations to boosting supporter engagement, our solutions help amplify the good these organizations do every day. If you re driven by purpose and love clean code, we want to meet you. The Role As a Software Developer, you ll be at the heart of our product development - designing, building, and maintaining applications that … every stage of the development lifecycle. What You ll Do Develop and maintain applications using C# and the .NET framework Build responsive frontends with HTML, CSS, and JavaScript Write clean, maintainable, well-documented code Troubleshoot bugs and optimize performance Participate in code reviews and team discussions Help improve workflows and development best practices What You ll Bring More ❯

Are you a passionate developer who wants to use your skills for good? Join a purpose-driven software company where your code helps charities and non-profits thrive. About Us Barron McCann are recruiting for this role on behalf of our partners BMc Azurri. We’re not just another tech company - we’re a mission-first team building intuitive … empowers charitable organizations. From streamlining operations to boosting supporter engagement, our solutions help amplify the good these organizations do every day. If you’re driven by purpose and love clean code, we want to meet you. The Role As a Software Developer, you’ll be at the heart of our product development - designing, building, and maintaining applications that … every stage of the development lifecycle. What You’ll Do Develop and maintain applications using C# and the .NET framework Build responsive frontends with HTML, CSS, and JavaScript Write clean, maintainable, well-documented code Troubleshoot bugs and optimize performance Participate in code reviews and team discussions Help improve workflows and development best practices What You’ll Bring More ❯

friendly environment where your contributions genuinely shape the product. The team is small (currently five in development), close-knit, and led by a Development Manager who values honest communication, clean code, and a genuine interest in the craft. If you're someone who enjoys being part of a product-focused environment rather than a churn-and-burn agency … React/Svelte/etc. with willingness to learn is fine) Good understanding of modern web development practices & UI/UX fundamentals Someone who enjoys solving problems and writing clean, maintainable code A collaborative mindset - this is a team that works together, not in silos Package & Working Setup £30,000-£40,000 depending on experience Hybrid working: in More ❯

the best security practices within the web and Laravel ecosystem * Cloud-based development in either AWS or Azure * Unit testing (PHPUnit/pest) * Be able to produce and document clean code * CSS frameworks (TailwindCSS/Bootstrap) and in-depth experience with SCSS/SASS * Javascript experience with one or more JS frameworks (Vue, React or Angular), preferably Vue … applications using Laravel and other web technologies * Strong problem-solving skills and the ability to work both independently and collaboratively within a team Desirable but not essential: * .NET * Peer code reviews * NoSQL databases * Github profile with working samples of previously produced code * Docker * Laravel Livewire/Inertia * DevOps * Experience with security, form validation, XSS prevention, database security, session … business move forward. * Be responsible for delivering high-quality solutions to specification and on time * Actively contribute to the continuous improvement process and drive efficiencies within the team * Peer code reviews with more junior-level developers * Uphold good development planning and procedures * Follow industry best practices and coding standards * Optimise application performance and improve user experience through innovative front More ❯