1 to 25 of 850 Permanent Clean Code Jobs in England

Sonar solves the trillion-dollar challenge of bad code. Sonar equips organizations to achieve and sustain a Clean Code state by empowering developers to write consistent, intentional, adaptable, and responsible code. Clean Code produces software that is maintainable, reliable, and secure, allowing development teams to spend … less time fixing issues and more time innovating. With Sonar, and by employing the company's Clean as You Code methodology, organizations minimize risk, reduce technical debt, increase productivity, and derive more value from their software in a predictable and sustainable way. Sonar's open-source and commercial … programming languages, frameworks, and infrastructure technologies. Trusted by more than 500,000 organizations and used by more than 7 million developers globally to clean more than half a trillion lines of code, Sonar is integral to delivering better software. The impact you will have The Sonar Solutions Engineering More ❯

Sonar solves the trillion-dollar challenge of bad code. Sonar equips organizations to achieve and sustain a Clean Code state by empowering developers to write consistent, intentional, adaptable, and responsible code. Clean Code produces software that is maintainable, reliable, and secure, allowing development teams to spend … less time fixing issues and more time innovating. With Sonar, and by employing the company's Clean as You Code methodology, organizations minimize risk, reduce technical debt, increase productivity, and derive more value from their software in a predictable and sustainable way. Sonar's open-source and commercial … programming languages, frameworks, and infrastructure technologies. Trusted by more than 500,000 organizations and used by more than 7 million developers globally to clean more than half a trillion lines of code, Sonar is integral to delivering better software. The impact you will have The Sonar Solutions Engineering More ❯

Frontend Engineer – Career Coaching Meets Clean Code 💰 £50-70k DOE 💼 Full-time | Permanent 📍 London Hybrid (1 in the office a week) We’re recruiting for a fast-growing ed-tech startup on a mission to make career coaching and mentoring accessible to everyone at work - not just … of creating beautiful, accessible, and fast experiences for real users. We work with React , React Native , and TypeScript , and we care a lot about clean code, performance, and design details. 🛠 What You’ll Be Doing Build beautiful UI – You’ll own frontend features across mobile and web using … into real life – Collaborate with designers to implement pixel-perfect Figma mocks. Keep it fast - Optimise performance for speed, scalability, and user joy. Write clean code - Use modern best practices and help keep the codebase healthy and readable. Test like a pro - Use tools like Jest to write More ❯

Frontend Engineer – Career Coaching Meets Clean Code 💰 £50-70k DOE 💼 Full-time | Permanent 📍 London Hybrid (1 in the office a week) We’re recruiting for a fast-growing ed-tech startup on a mission to make career coaching and mentoring accessible to everyone at work - not just … of creating beautiful, accessible, and fast experiences for real users. We work with React , React Native , and TypeScript , and we care a lot about clean code, performance, and design details. 🛠 What You’ll Be Doing Build beautiful UI – You’ll own frontend features across mobile and web using … into real life – Collaborate with designers to implement pixel-perfect Figma mocks. Keep it fast - Optimise performance for speed, scalability, and user joy. Write clean code - Use modern best practices and help keep the codebase healthy and readable. Test like a pro - Use tools like Jest to write More ❯

Frontend Engineer – Career Coaching Meets Clean Code 💰 £50-70k DOE 💼 Full-time | Permanent 📍 London Hybrid (1 in the office a week) We’re recruiting for a fast-growing ed-tech startup on a mission to make career coaching and mentoring accessible to everyone at work - not just … of creating beautiful, accessible, and fast experiences for real users. We work with React , React Native , and TypeScript , and we care a lot about clean code, performance, and design details. 🛠 What You’ll Be Doing Build beautiful UI – You’ll own frontend features across mobile and web using … into real life – Collaborate with designers to implement pixel-perfect Figma mocks. Keep it fast - Optimise performance for speed, scalability, and user joy. Write clean code - Use modern best practices and help keep the codebase healthy and readable. Test like a pro - Use tools like Jest to write More ❯

solutions that meet design, coding, performance, and security standards Providing production support and resolving incidents Conducting thorough testing, focusing on automation Using both low-code and custom code solutions as needed Creating and maintaining custom Lightning Web Components, triggers, and batch jobs Ensuring continuous improvement through design reviews … and retrospectives Collaborating with colleagues to support platform stability and availability Essential Experience: Strong understanding of Clean Code practices, Object Orientation, SOLID Principles, Design Patterns, Governor Limits, and Salesforce Best Practices Experience in Salesforce Engineering, with certifications such as Platform Developer I and Salesforce Administrator Strong understanding of … Clean Code, Object-Oriented principles, Salesforce Best Practices, and Governor Limits Experience with Salesforce Financial Services Cloud Passion for software development and a proactive approach to learning and innovation Familiarity with technologies such as C#, ASP.NET MVC, HTML, CSS, JavaScript, and SQL is a plus This role requires More ❯

ability to tackle new challenges while fostering growth and learning within the team. Key responsibilities include: Essential experience for this role: Strong understanding of Clean Code practices, Object Orientation, SOLID Principles, Design Patterns, Governor Limits and Salesforce Best Practices. Developing solutions that meet design, coding, performance, and security … standards Providing production support and resolving incidents Conducting thorough testing, focusing on automation Using both low-code and custom code solutions as needed Creating and maintaining custom Lightning Web Components, triggers, and batch jobs Ensuring continuous improvement through design reviews and retrospectives Collaborating with colleagues to support platform … stability and availability Qualifications: Experience in Salesforce Engineering, with certifications such as Platform Developer I and Salesforce Administrator Strong understanding of Clean Code, Object-Oriented principles, Salesforce Best Practices, and Governor Limits Experience with Salesforce Financial Services Cloud Passion for software development and a proactive approach to learning More ❯

shaping the future of their highly valuable sector. Their platform is built on cutting-edge technologies, and they are scaling fast. They believe in clean code, strong ownership, and empowering their engineers to build with purpose. Now, they're looking for a Technical Software Engineering Manager with deep … design and architecture decisions for scalable, secure, and performant systems Collaborate cross-functionally with Product, Design, and DevOps to deliver high-impact features Conduct code reviews, establish coding standards, and promote engineering best practices Own the hiring process for your team and help us attract world-class talent Continuously … based systems (8+ years coding experience preferred) Solid background in system design, distributed systems, and cloud architectures (AWS/Azure/GCP) Passion for clean code, testing, and performance optimization Excellent communication, leadership, and decision-making skills A mindset for innovation, problem-solving, and continuous improvement Bonus Points More ❯

tech stack our modern tech stack (NestJS/NodeJS, Vue, Redis, SQL Server and Snowflake), able to critique and drive the quality of the code created. This is a role that would suite someone with a strong development background, with expertise in creating clean code following DevOps … company values, acting as a role model for team members and fostering a healthy work culture. The ideal candidate will have: Experience developing with clean code, SOLID principals and design patterns, and building the competency for this in teams. Experience of developing effective engineering performance metrics and driving … experience as a hands on software engineer working with mature DevOps practises, and to have maintained the skills required to get down into the code when required. A strong understanding of what is required to create and operate maintainable systems. Experience with automated testing and quality assurance An understanding More ❯

domain and lead by example. Mentor and guide : Empower junior engineers and share your knowledge to foster their growth. Champion best practices : Promote TDD, clean code, and robust architectural practices. Collaborate effectively : Work across teams to create cohesive and scalable solutions. What You'll Do Drive technical discussions … high-quality work. Mentorship and knowledge sharing : Empower your team by providing guidance and fostering a collaborative environment. Focus on developer experience : Champion simplicity, clean code, and a streamlined workflow for all engineers. DevOps mindset : Take full ownership of your domain, from design to deployment and monitoring. Your More ❯

domain and across the organization. Mentor and empower: Foster the growth of junior engineers and share your knowledge. Champion best practices: Advocate for TDD, clean code, and a well-architected platform. Collaborate across domains: Unify diverse teams to create a seamless, future-proof solution. What You'll Do … high-quality work. Mentorship and knowledge sharing: Empower your team by providing guidance and fostering a collaborative environment. Focus on developer experience: Champion simplicity, clean code, and a streamlined workflow for all engineers. DevOps mindset: Take full ownership of your domain, from design to deployment and monitoring. You More ❯

own. The client: A leading trading firm driven by technology with over one thousand employees globally. Pioneering their own trading strategies and systems using clean code and sophisticated technology, they run a global network with thousands of high-performance, low-latency applications that solve problems in nanoseconds. Technology … understanding of computer science fundamentals Experience writing software in C#, C++, C, or Java with a proven ability to deliver scalable, reliable, high-quality clean code A passion for continuous improvement and test-driven design plus innovative, big-picture thinking grounded in real-world pragmatism An understanding of More ❯

logic for machines that don’t yet exist. You won’t be stuck patching someone else’s dodgy ladder logic. You’ll be designing clean code from scratch, helping shape the system, and driving innovation with a team that lives and breathes automation. What You’ll Actually Do … full works Get involved from concept and quoting, all the way through to FAT/SAT and customer handover Write smart, modular, and documented code (we’re not just slapping logic together) Collaborate with mechanical, electrical, and software teams to make machines sing The Kind of Engineer We're … Text Bonus points for exposure to SCADA/MES, .NET, SQL, robotics, vision systems, or regulated environments Above all, someone who takes pride in clean code, practical problem-solving, and working as part of a team Why This Role Stands Out: R&D feel with real-world engineering More ❯

applications and services using modern frameworks and design patterns. Create middleware and intranet applications that streamline internal workflows and communication between distributed systems. Write clean, maintainable, and efficient code across multiple languages (C#, PHP, Python, JavaScript). Develop and consume REST APIs, ensuring secure, performant communication between services. … current on AI-driven software development practices (e.g., GPT-assisted development, Agentic AI workflows) and suggest practical implementations. Participate in architecture reviews, sprint planning, code reviews, and knowledge sharing. Required Skills & Experience Strong commercial development experience in: ASP.NET Core , C# PHP , Python , JavaScript SQL dialects : MySQL, MSSQL, PostgreSQL Familiarity … Magento or other open-source e-commerce platform integration experience Sound knowledge of Software Architecture : Design Patterns (Enterprise, Architectural, DDD) The Twelve-Factor App Clean Code principles and Refactoring Clean Infrastructure principles Hands-on experience with: Docker , Containers Cloud platforms : AWS (preferred), Azure, or GCP Queue systems More ❯

winning tech company delivering innovative web analytics solutions to a global B2B audience. You'll be working with a high-performing team that values clean code, modern development practices, and a supportive culture. We're hiring a Junior to Mid-Level Full Stack Developer to help build and … NodeJS microservices, Vue.js) AWS cloud environment with Redis, SQL Server, Snowflake CI/CD deployment, agile processes, SOLID principles, automated testing Strong emphasis on clean, maintainable code and security best practices Your Role Turn user stories into robust features within a collaborative scrum team Contribute to product design … and architecture decisions Maintain and support production systems Uphold high standards in testing, code quality, and secure development What You'll Bring 2+ years' experience in software development JavaScript/TypeScript skills (or strong experience in Java or C# with a willingness to upskill) Understanding of SOLID principles and More ❯

winning tech company delivering innovative web analytics solutions to a global B2B audience. You'll be working with a high-performing team that values clean code, modern development practices, and a supportive culture. We're hiring a Junior to Mid-Level Full Stack Developer to help build and … NodeJS microservices, Vue.js) AWS cloud environment with Redis, SQL Server, Snowflake CI/CD deployment, agile processes, SOLID principles, automated testing Strong emphasis on clean, maintainable code and security best practices Your Role Turn user stories into robust features within a collaborative scrum team Contribute to product design … and architecture decisions Maintain and support production systems Uphold high standards in testing, code quality, and secure development What You'll Bring 2+ years' experience in software development JavaScript/TypeScript skills (or strong experience in Java or C# with a willingness to upskill) Understanding of SOLID principles and More ❯

Backend, Frontend , and DevOps/Cloud disciplines to join our growing tech teams. You’ll be part of a collaborative, cross-functional environment where clean code, scalable systems, and meaningful mentoring are core to how we work. This is your chance to work on products that have a … being What you’ll be doing Design and build robust, scalable software solutions Contribute across the full software lifecycle—from planning to testing Write clean, maintainable code and implement automated testing Collaborate in product squads and contribute to architectural decisions Mentor junior developers and share knowledge within your … Understanding of accessibility and testing best practices Cloud/DevOps Engineers Strong hands-on experience with AWS (certification a plus) Skilled in Infrastructure as Code (preferably Terraform) Solid grasp of CI/CD , observability, and modern cloud architectures Sound good? APPLY NOW More ❯

winning tech company delivering innovative web analytics solutions to a global B2B audience. You'll be working with a high-performing team that values clean code, modern development practices, and a supportive culture. We're hiring a Junior to Mid-Level Full Stack Developer to help build and … NodeJS microservices, Vue.js) AWS cloud environment with Redis, SQL Server, Snowflake CI/CD deployment, agile processes, SOLID principles, automated testing Strong emphasis on clean, maintainable code and security best practices Your Role Turn user stories into robust features within a collaborative scrum team Contribute to product design … and architecture decisions Maintain and support production systems Uphold high standards in testing, code quality, and secure development What You'll Bring 2+ years' experience in software development JavaScript/TypeScript skills (or strong experience in Java or C# with a willingness to upskill) Understanding of SOLID principles and More ❯

native tech stack with a strong focus on microservices, real-time data, and API-first design. Its an ideal role for someone passionate about clean code, modern DevOps practices, and building systems that scale. Tech Snapshot: Languages & Frameworks: C#, .NET Core Cloud: AWS (cloud-native, not lift-and … designing cloud-native services Hands-on experience with Kubernetes in live environments Solid understanding of GraphQL and API design principles Exposure to infrastructure-as-code (e.g. Terraform ) and modern CI/CD pipelines Passion for clean, maintainable code and continuous improvement A collaborative mindset and a pragmatic More ❯

deployment and production support. Collaborate with researchers, engineers, and stakeholders across the business to align technical design with trading objectives. Drive engineering excellence through clean code, automated testing, operational rigor, and mentorship of junior team members. WHAT YOU'LL BRING: 5+ years of software development experience in quantitative … secure, scalable architecture design. Exposure to FX and/or crypto markets; front-end experience with frameworks like React is a plus. Passion for clean, testable code, continuous learning, and mentoring peers on engineering best practices. Degree in Computer Science or related field, with a strong focus on More ❯

Google Cloud Platform services. Strong skills in developing and designing cloud platform services/backend systems in Go/Golang. Proven experience in writing clean code and CI/CD with a testing mindset. Experience developing cloud-native applications running on Kubernetes/Containers. Skills with Databases, ideally … Cloud SQL. Experience working with public cloud platforms, ideally GCP or AWS. Deployment of cloud resources using Infrastructure-as-code such as Terraform. Any experience with dashboards and alerting with Grafana using Prometheus metrics, Loki logging, and Tempo tracing to monitor and debug services would be an advantage. Strong … would be Working within a small agile team to design, build, test and deploy backend GCP services using Golang/Go. Focus on writing clean, maintainable code that is well-tested. Define, design and implement new features by working with other engineering, product, and support teams. Set up More ❯

as a software developer with web or app experience, or both Good analysis and problem-solving skills Effective communicator Attention to detail Advocate of code quality, clean code, and best practice Ability to interpret and document processes Self-motivation and willingness to learn and explore new ideas More ❯

as a software developer with web or app experience, or both Good analysis and problem-solving skills Effective communicator Attention to detail Advocate of code quality, clean code, and best practice Ability to interpret and document processes Self-motivation and willingness to learn and explore new ideas More ❯

remote working (UK only) offered, my client is seeking software engineers who possess a deep understanding of what quality engineering looks like (TDD, structure, clean code etc). As an experienced Junior engineer, you a big believer of software engineering principles and practices, such as design patterns, code … good pension contribution and much more. You will have: Experience in Go/Golang . Experience with design patterns. An appreciation for what good clean tested code looks like A thirst for solving engineering problems Please apply now and i will call you to discuss in more detail. More ❯

applications are not only well-architected and performant, but also deployment-ready from day one. This role is ideal for someone who enjoys writing clean, maintainable code, understands deployment constraints, and thrives in a collaborative environment where infrastructure and application development go hand-in-hand. Key Responsibilities: Code Quality & Standards: Write clean, maintainable code following internal standards. Conduct code reviews and mentor junior developers on best practices. Deployment-Ready Development: Collaborate with the DevOps Engineer to ensure applications are structured for seamless deployment in containerized and cloud environments. Refactoring & Optimization: Identify and implement improvements More ❯