1 to 25 of 91 Permanent Clean Code Jobs in the Thames Valley

Just Growing – It’s Exploding This is your chance to join the foundational engineering team building the future of AI — and do it in a culture obsessed with innovation, clean code, and real impact. This is not a maintenance role. You’ll be architecting new features, solving deep performance and scalability problems, and working alongside some of the … Working with Docker, Kubernetes, and cloud infrastructure (AWS) Developing within a microservices architecture Solving complex problems in data flow, latency, and scale Contributing to a culture of fast iteration, clean code, and continuous learning 🧰 Tech Stack: Python (FastAPI, Flask) TypeScript, Node.js, React PostgreSQL, Redis, Kafka Docker, Kubernetes, AWS CI/CD with GitHub Actions, Terraform 💼 What You’ll … development Strong skills in Python, with exposure to JavaScript/TypeScript Experience with API design, microservices, and cloud deployments Solid understanding of software engineering best practices A passion for clean, maintainable code and performance Experience working in high-growth, product-driven teams Bonus: Experience in data-heavy environments or SC Clearance 🎁 Package & Perks: £55,000 – £100,000 base More ❯

one of the UK’s most successful startups, built by top-tier engineers and developers from industry leading teams. We’re looking for a software engineer who enjoys writing clean, functional code and is genuinely passionate about real-world engineering not just building software, but helping change how things are designed and built. Opportunities: Frontend or Backend Tech … 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, Engineering, Physics, Mathematics … 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 ❯

Software Engineer with strong expertise in .NET and AWS to join our client Key Responsibilities Design, develop, and maintain scalable, high-performance software solutions. Develop and manage Infrastructure as Code (IaC) using AWS CDK (Python) to automate deployment and cloud resource management. Drive code quality through automated testing , unit testing, and adherence to clean code principles. … processes, and configurations. Experience & Competencies Experience as a Senior .NET Engineer , ideally within financial services or a similarly complex domain. Strong hands-on experience with AWS and Infrastructure as Code , particularly AWS CDK in Python . Familiarity with Entity Framework (or similar ORM frameworks) and contract-first system design . Solid understanding of automated testing frameworks and unit testing More ❯

ll play a pivotal role in building and scaling our financial operations platform. This is a hands-on, high-impact position where you will be directly responsible for delivering clean, scalable, and high-performance code. You will work closely with product managers, designers, and other engineers to solve complex problems and create intuitive solutions that help simplify financial workflows … framework (we use React) Experience working with databases (SQL and NoSQL), APIs, and web technologies. Experience with cloud platforms (AWS, GCP, Azure) Solid understanding of software engineering principles, including clean code, testing, and version control (git). Strong problem-solving skills and the ability to break down complex technical issues and deliver simple, effective solutions. A collaborative mindset More ❯

aligned with enterprise IT strategy. Collaborate with business analysts, product owners, and QA teams to gather requirements and deliver robust solutions. Guide and mentor junior developers in best practices, clean code, and modern engineering principles. Conduct code reviews, enforce coding standards, and ensure high software quality. Manage deployment strategies and ensure smooth integration across environments. Troubleshoot and More ❯

some ML or AI experience Solid SQL skills ( MSSQL, PostgreSQL, MySQL ) Experience with DevOps, CI/CD, Docker, and cloud platforms A proactive, problem-solving mindset and love for clean, maintainable code If youre ready to make an impact, work on cutting-edge projects, and have fun while doing it - we want to hear from you! #Hiring #DotNet More ❯

some ML or AI experience Solid SQL skills ( MSSQL, PostgreSQL, MySQL ) Experience with DevOps, CI/CD, Docker, and cloud platforms A proactive, problem-solving mindset and love for clean, maintainable code If you’re ready to make an impact, work on cutting-edge projects, and have fun while doing it - we want to hear from you! ⚡ #Hiring More ❯

Node.js and React. Build scalable, serverless solutions leveraging AWS Lambda, DynamoDB and other AWS services. Collaborate closely with product managers, designers and fellow engineers to deliver innovative features. Write clean, maintainable and testable code, participating in code reviews and mentoring colleagues. Contribute to technical architecture and long-term product strategy. Keep up-to-date with industry trends … and building serverless applications. Experience with AWS services, particularly Lambda and DynamoDB. Familiarity with software development best practice, including testing, CI/CD and version control. Passion for writing clean, efficient code and delivering high-quality software. Interest in energy, utilities or cleantech sectors is advantageous. Why Join: Be part of a fast-growing SaaS company making a More ❯

/Azure), CI/CD, or exposure to hardware integration and machine learning. Who Thrives Here You're curious, detail-oriented, and enjoy tackling diverse technical challenges. You write clean code, learn fast, and contribute ideas. You're comfortable working both independently and as part of a close-knit team. Interested? Let's talk. More ❯

/Azure), CI/CD, or exposure to hardware integration and machine learning. Who Thrives Here You're curious, detail-oriented, and enjoy tackling diverse technical challenges. You write clean code, learn fast, and contribute ideas. You're comfortable working both independently and as part of a close-knit team. Interested? Let's talk. More ❯

managers, front-end developers, and QA engineers, while mentoring others and driving best practices across the codebase. If you’re analytical, detail-oriented, and love solving complex problems with clean, scalable code, we’d love to hear from you. What You’ll Do: Write high-quality, testable web application code in Django Integrate front-end components with More ❯

design and platform integration to testing and optimisation. It’s a hands-on engineering role - ideal for someone who enjoys solving complex problems, building real systems, and seeing their code in action on physical robots. They move fast, value clean and reliable code, and want people who thrive in a collaborative, multidisciplinary environment. What You’ll Do … motion control, kinematics, dynamics, and motion planning systems. Integrate and calibrate sensors like cameras (RGB, depth, stereo) and LiDAR. Work on navigation, localisation, and mapping for robotic platforms. Write clean, modular code using object-oriented and SOLID design principles. Follow Agile and CI/CD best practices, including version control, testing, and deployment. Take part in sprints, stand … ups, and retrospectives using Scrum or Kanban. Contribute to backlog planning and task tracking in Jira. Write high-quality, production-ready code with a focus on testing and continuous improvement. What They’re Looking For: 3+ years in production-level software engineering, ideally in robotics. Strong in Python and C++, including scientific and numerical libraries. Experience with robotic manipulators More ❯

SaaS environments Deep expertise in Node.js and React ; strong TypeScript skills Solid understanding of modern DevOps (Docker, AWS, CI/CD, Kubernetes a plus) Pragmatic engineer who values collaboration, clean code, and thoughtful design Join a team where product excellence, autonomy, and technical craftsmanship drive everything. More ❯

and backend services in Python Develop dynamic, responsive web interfaces using React and TypeScript Collaborate with product and design teams to ship new features Contribute to architectural decisions and code reviews Help improve performance, scalability, and developer experience Write tests and documentation to ensure software quality About You 4+ years of experience in full stack development Strong proficiency in … Python (and experience with modern frameworks) Solid experience with React and TypeScript in production applications Familiar with REST APIs, web security best practices, and SQL databases Passionate about clean code, performance, and great UX Comfortable working in an agile, fast-moving team environment Strong communicator who thrives in a collaborative culture More ❯

applications using .Net Core with associated web frameworks (React, Blazer, Angular). You will collaborate with cross-functional teams to understand project requirements, propose solutions, and deliver high-quality code that meets our clients’ needs. As a consultant at Triad, you will play a pivotal role in shaping the technological landscape, defining, designing, and delivering digital solutions across public … to a culture of innovation that has been the hallmark of Triad’s 35-year success story. Key Responsibilities: Design, develop, and maintain C# applications, components, and systems. Write clean, efficient, and maintainable code following best practices and coding standards. Collaborate with cross-functional teams including designers, product managers, and other developers to understand project requirements and deliver … high-quality solutions. Participate in code reviews to ensure code quality and provide constructive feedback to peers. Troubleshoot and debug software applications to resolve issues and optimise performance. Stay updated with the latest trends and technologies in web development and software engineering. Document code and technical specifications. Contribute to the continuous improvement of development processes and methodologies. More ❯

powered features into the frontend using WebSockets and SDKs. Implement secure user flows with OAuth-based authentication and token/session handling. Optimise performance and delivery using techniques like code splitting, lazy loading, and CDN-aware strategies. Ship confidently with containerised deployments (Docker), CI/CD pipelines (GitHub Actions), and cloud hosting (AWS S3/CloudFront). Take ownership … state management (e.g. Zustand, TanStack Query), and knows how to architect state across complex applications. Is comfortable shipping in a DevOps-aware environment – containerisation, CI pipelines, cloud hosting. Values clean code, enjoys testing, and appreciates the importance of observability and security in production systems. Brings a collaborative, user-first mindset and a desire to help others grow and More ❯

maintain high-quality front-end applications using React.js and TypeScript Collaborate with cross-functional teams to bridge the gap between design and technical implementation Contribute to a culture of clean code, testing, and continuous improvement (Optionally) take on a technical lead role , mentoring others and influencing best practices ✅ What You’ll Bring 5+ years of experience building production More ❯

contract – Inside IR35 – up to £585 per day London based – hybrid working – 3 days office based Current NPPV3 clearance is highly desirable Your main responsibility will be to deliver clean, maintainable, and well-tested code that adheres to SOLID principles. You will work collaboratively across Quality Assurance, DevOps, and other development teams, sharing knowledge, supporting onboarding, and contributing … to code reviews. Key Responsibilities Deliver high-quality, maintainable code and development outcomes. Manage data exchange between backend services, front-end applications, and third-party APIs. Develop server-side logic in collaboration with Business Analysts and QA, ensuring requirements are met and code is testable. Lead and contribute to technical user stories, focusing on integration and service … optimisation. Document solutions using diagrams, flowcharts, and clear code comments. Ensure compliance with quality standards, including automated testing and code reviews. Address non-functional requirements such as performance, monitoring, and operational support. Support releases through all development environments, maintaining quality and reliability. Contribute to skill development and technology adoption within the team. Present technical concepts in demos and More ❯

Growth : Plans to 10× revenue and expand to 200+ enterprise customers within 3 years What’s on offer Influence the architecture and scalability of a modern, cloud-native, no-code platform Build features from scratch and own them through deployment and user impact Work with a high-trust engineering culture where product ownership is real, not buzzwords Ship fast … shape the roadmap Tech stack you’ll be working with : TypeScript, React, Node.js, AWS Serverless (Lambda, DynamoDB, EventBridge) What you’ll be doing: This isn’t just about writing code, it’s about owning problems end-to-end and influencing every part of the product lifecycle. You’ll: Lead the design and delivery of high-impact, full-stack features … top-tier engineering teams You’ll thrive here if you: Love working in high-growth, fast-moving environments Naturally take ownership rather than waiting for instructions Care deeply about clean code, great UX, and real customer outcomes Have a track record of excellence in any discipline Benefits Hybrid working: 3 days a week in our new Victoria HQ More ❯

design system (e.g. Work with real-time data and streaming endpoints , integrating AI-powered features into the frontend using WebSockets and SDKs. Optimise performance and delivery using techniques like code splitting, lazy loading, and CDN-aware strategies. Ship confidently with containerised deployments (Docker), CI/CD pipelines (GitHub Actions), and cloud hosting (AWS S3/CloudFront). Take ownership … production environments. Understands the principles of responsive design , browser performance , and accessible frontend development . Is comfortable shipping in a DevOps-aware environment containerisation, CI pipelines, cloud hosting. Values clean code, enjoys testing, and appreciates the importance of observability and security in production systems. Brings a collaborative, user-first mindset and a desire to help others grow and More ❯

on greenfield projects, designing APIs and services that power mobile and web platforms. The stack is modern Java 17+, Spring Boot, cloud-native architecture and the engineering culture values clean code, thoughtful design, and true problem-solvers. They’re looking for developers who enjoy solving complex challenges, care about performance and security, and want to build systems that More ❯

maintain high-quality front-end applications using React.js and TypeScript Collaborate with cross-functional teams to bridge the gap between design and technical implementation Contribute to a culture of clean code, testing, and continuous improvement (Optionally) take on a technical lead role , mentoring others and influencing best practices 5+ years of experience building production-grade front-end software More ❯

start-ups. We re on the hunt for a Mid-weight Full Stack WordPress Developer with great front-end experience and who loves getting into the detail, thrives on clean code, and excels in bringing designs to life. What s in it for me: Work with a friendly, forward-thinking team in modern Reading offices (a short walk More ❯

bold start-ups. Were on the hunt for a Mid-weight Full Stack WordPress Developer with great front-end experience and who loves getting into the detail, thrives on clean code, and excels in bringing designs to life. Whats in it for me: Work with a friendly, forward-thinking team in modern Reading offices (a short walk from More ❯

AWS, Azure or GCP). Passion for fintech and building products that make a real difference. Day to day: Develop and maintain our real-time data streaming pipelines. Write clean, reusable and scalable code. Optimise performance and troubleshoot issues across the platform. Stay up to date with the latest development trends and tools. Collaborate with product and engineering to More ❯