801 to 825 of 1,180 Clean Code Jobs in the UK

business stakeholders (tech & non-tech) to deliver smart, scalable reporting and data solutions Migrating and modernising ETL processes and data warehouses for reporting and monetisation Creating well-documented, efficient code in SQL and Python Implementing QA processes and supporting the business with both regular and ad hoc data deliverables 🛠 Tech you’ll work with: SQL Server (SSIS, SSRS, SSAS … PowerPivot, VBA, lookups, advanced formulas) 🌱 You’ll also: Collaborate closely with our Data Engineers and Product Owner Own your solutions end-to-end, from design through deployment Help ensure clean, scalable, and well-tested code Drive automation that saves time and cost across the business Contribute to a data culture where quality, collaboration, and impact come first 🎯 What … in a quantitative discipline 🤝 Why Reward? You’ll join a high-growth, high-impact environment where your work directly supports strategic decision-making and product innovation. We believe in clean code, open collaboration, and building best-in-class data infrastructure that scales with us. 📍 London | Hybrid 🛫 Must have the right to work in the UK 💬 We’re a More ❯

business stakeholders (tech & non-tech) to deliver smart, scalable reporting and data solutions Migrating and modernising ETL processes and data warehouses for reporting and monetisation Creating well-documented, efficient code in SQL and Python Implementing QA processes and supporting the business with both regular and ad hoc data deliverables 🛠 Tech you’ll work with: SQL Server (SSIS, SSRS, SSAS … PowerPivot, VBA, lookups, advanced formulas) 🌱 You’ll also: Collaborate closely with our Data Engineers and Product Owner Own your solutions end-to-end, from design through deployment Help ensure clean, scalable, and well-tested code Drive automation that saves time and cost across the business Contribute to a data culture where quality, collaboration, and impact come first 🎯 What … in a quantitative discipline 🤝 Why Reward? You’ll join a high-growth, high-impact environment where your work directly supports strategic decision-making and product innovation. We believe in clean code, open collaboration, and building best-in-class data infrastructure that scales with us. 📍 London | Hybrid 🛫 Must have the right to work in the UK 💬 We’re a More ❯

business stakeholders (tech & non-tech) to deliver smart, scalable reporting and data solutions Migrating and modernising ETL processes and data warehouses for reporting and monetisation Creating well-documented, efficient code in SQL and Python Implementing QA processes and supporting the business with both regular and ad hoc data deliverables Tech you’ll work with: SQL Server (SSIS, SSRS, SSAS … PowerPivot, VBA, lookups, advanced formulas) You’ll also: Collaborate closely with our Data Engineers and Product Owner Own your solutions end-to-end, from design through deployment Help ensure clean, scalable, and well-tested code Drive automation that saves time and cost across the business Contribute to a data culture where quality, collaboration, and impact come first What … in a quantitative discipline Why Reward? You’ll join a high-growth, high-impact environment where your work directly supports strategic decision-making and product innovation. We believe in clean code, open collaboration, and building best-in-class data infrastructure that scales with us. London | Hybrid Must have the right to work in the UK We’re a More ❯

working on the migration from legacy systems to a modern, cloud-based architecture using microservices. The team is embracing the latest technologies and engineering practices, with a focus on clean, maintainable code and scalable design. What you’ll be working on: Designing and developing new features in C# and .NET 8 Contributing to the ongoing migration from a … legacy monolith to microservices hosted in Azure Collaborating on front-end development using React and Blazor Writing clean, well-tested code that is easy to maintain and extend Playing an active role in technical decision-making and architecture discussions Taking full ownership of projects, from initial concept through to production deployment Tech Stack: C#/.NET 8 SQL More ❯

working on the migration from legacy systems to a modern, cloud-based architecture using microservices. The team is embracing the latest technologies and engineering practices, with a focus on clean, maintainable code and scalable design. What you’ll be working on: Designing and developing new features in C# and .NET 8 Contributing to the ongoing migration from a … legacy monolith to microservices hosted in Azure Collaborating on front-end development using React and Blazor Writing clean, well-tested code that is easy to maintain and extend Playing an active role in technical decision-making and architecture discussions Taking full ownership of projects, from initial concept through to production deployment Tech Stack: C#/.NET 8 SQL More ❯

support critical infrastructure technology that operates in some of the most demanding environments on the planet. This is a role for someone who thrives on solving complex problems, writing clean and maintainable code, and contributing to systems that genuinely matter. In this role, you'll be designing and developing new product features using Java 17, Spring, and GraphQL. … understands backend architecture and API design. You should be comfortable working in cloud environments and have a strong grasp of CI/CD principles. If you're passionate about clean code, love working in Agile teams, and enjoy collaborating across disciplines to deliver high-quality software, you'll fit right in. In return, the salary is in the More ❯

coding with Python, Java, C#, and more Collaborate on real software builds Participate in Agile development cycles Learn about version control (Git) Exposure to backend APIs and databases Write clean, maintainable code Debug and test existing systems Team-based and individual projects Certificate and industry-level mentoring Paid & unpaid positions available More ❯

Pets at Home and help us build exceptional digital experiences for pet lovers across the UK. Were looking for a Senior Frontend Developer whos passionate about performance, accessibility and clean, scalable code. The role offers hybrid working from our Support Office in Handforth, Cheshire. What Youll Do: Build and optimise modern web applications using React, Next.js, and TypeScript Lead … and design within your squad Champion accessibility and performance best practices Write robust unit and end-to-end tests (Jest, Playwright/Cypress) Mentor developers and drive high-quality code through reviews Collaborate with cross-functional teams to deliver impactful features What You Bring: Extensive frontend development experience Deep knowledge of React, Next.js, SSR/SSG and modern frontend … architecture Strong testing skills and experience with Storybook and cloud platforms (Azure a plus) A passion for clean code, collaboration and continuous improvement Tech: Microsoft Azure | React | Typescript | Next.js | Jest | Storybook | Playwright | Cypress | Server Side Rendering (SSR) | Static Generation (SSG) We take our inspiration from pets in embracing people from all walks of life, and we value, respect More ❯

You'll join a squad of 5 (developers, tech lead, PM) working on a high-growth platform. Your responsibilities include designing and developing new features, ensuring clean and scalable code, and contributing to technical decisions and product quality. Tech & Culture PHP 8/Symfony Docker/CI/CD pipelines AWS/OVH Redis, RabbitMQ, ElasticSearch Strong product More ❯

responsibilities Collaborate with project managers and team members to interpret technical requirements and convert them into development tasks. Design, develop, and maintain backend applications using C# and .NET. Write clean, efficient, and maintainable code in adherence to best practices and coding standards. Develop and maintain unit and integration tests to ensure code quality and system reliability. Participate … in code reviews and offer constructive feedback to improve code consistency and maintainability. Requirements At least 3 years of professional experience in backend development. Strong proficiency in .NET (C#) and SQL. Experience with GitHub and package management tools. Solid understanding of software development principles, design patterns, and best practices. Desirables Degree in Computer Science or related field Experience More ❯

for payment systems Implement secure payment protocols Support the team in developing real-time transactions processing Work closely with cross-functional teams to deliver feature requirements Maintain and write clean and well-tested code following best practices Get involved in code reviews and maintain high code quality standards Contribute to system architecture and technical design decisions More ❯

for payment systems Implement secure payment protocols Support the team in developing real-time transactions processing Work closely with cross-functional teams to deliver feature requirements Maintain and write clean and well-tested code following best practices Get involved in code reviews and maintain high code quality standards Contribute to system architecture and technical design decisions More ❯

significant impact on the utilities sector. End-to-End Development: Engage in the entire life cycle of business applications, from defining technical specifications to unit testing, release management, and code quality assurance. Coding Excellence: Craft clean, efficient code that's both scalable and maintainable. Collaboration: Collaborate closely with business analysts and stakeholders to maximize the value delivered … Ensure compliance with company policies, procedures, and coding standards. Qualifications and Experience: A degree in IT or equivalent experience. Proficiency in .NET, C#, Restful API, Entity Framework, SQL, source code management (TFS or Git), Web APIs, system design, and architecture. Skills and Abilities: Strong communication, documentation, problem-solving, proactive issue resolution, commitment to deadlines, and effective team collaboration. Benefits More ❯

for payment systems Implement secure payment protocols Support the team in developing real-time transactions processing Work closely with cross-functional teams to deliver feature requirements Maintain and write clean and well-tested code following best practices Get involved in code reviews and maintain high code quality standards Contribute to system architecture and technical design decisions More ❯

the latest Java technologies. Key Responsibilities: Design, develop, and maintain Java-based applications and APIs Collaborate with cross-functional teams to define technical requirements and deliver quality solutions Write clean, efficient, and testable code Participate in peer code reviews and contribute to continuous improvement Ensure systems are secure, scalable, and optimised for performance Skills & Experience: Strong hands More ❯

development of Orderwise software using modern frameworks and solutions. Works with the PO (Product Owner) to develop software to specification. They are also responsible for creating efficient and scalable code engaging in database design and optimisation. Responsibilities Design, develop, and maintain the software. Implement new features and functionalities based on product requirements. Write clean, scalable and efficient code … PHP, Laravel, HTML, CSS and JavaScript. Keep up to date with the latest technology trends and advancements. Support product management with technical expertise. Create and maintain technical documentation for code, APIs and system architecture. Skills, Knowledge & Expertise Proven experience as a software developer. Knowledge of software and application design. Experience in PHP, Laravel (or similar MVC Framework). Experience More ❯

future of our SaaS client’s digital products. You’ll be working with creative directors to take the lead on the UI/UX design whilst also crafting the code, taking a vision to delivery of end products. Experience: You bring a designer’s eye and a developer’s skillset , building out modern interfaces with Next.js, React, Vue, HTML … design direction from the ground up. Responsibilities: Translate product and brand visions into stunning, user-first web interfaces. Prototype, test, and iterate using design tools like Figma. Write scalable, clean frontend code to bring your designs to life. Work within a collaborative engineering team that values quality, autonomy, and creativity. Benefits: Fully remote-first with flexible working hours. More ❯

maintain efficient, reusable, and reliable C# code. Ensure the best possible performance, quality, and responsiveness of applications. Identify bottlenecks and bugs, and devise solutions to these problem. Help maintain code quality, organization, and automatization. Knowledge, skills and experience: Proficient in C#, with a good knowledge of its ecosystems. Proficient in WPF, with a good knowledge of its design methodologies. … oriented programming. Skill for writing reusable C# libraries. Familiar with various design and architectural patterns. Knowledge of concurrency patterns in C#. Familiarity with Microsoft SQL Server. Knack for writing clean, readable C# code. Understanding fundamental design principles behind a scalable application. Creating database schemas that represent and support business processes. Basic understanding of Common Language Runtime (CLR), its limitations … weaknesses, and workarounds. Implementing automated testing platforms and unit tests. Proficient understanding of code versioning tools. Familiarity with continuous integration. This is a defining career opportunity, please apply for further detail to join a leading Fin Tech company. More ❯

Proven track record in designing and building backend solutions for complex applications. Understanding of Docker and Kubernetes for cloud migration. Ability to tackle algorithmic technical challenges. A passion for clean, maintainable code and modern software development methodologies. Interested, or know someone who would be? Click apply or get in touch directly More ❯

Proven track record in designing and building backend solutions for complex applications. Understanding of Docker and Kubernetes for cloud migration. Ability to tackle algorithmic technical challenges. A passion for clean, maintainable code and modern software development methodologies. Interested, or know someone who would be? Click apply or get in touch directly More ❯

and APIs using Go , ensuring performance and reliability Collaborate closely with UX/UI designers, systems engineers, and other developers to create an intuitive and powerful tuning interface Write clean, testable, and efficient code across the stack Participate in code reviews, sprint planning, and architecture discussions Help define technical direction and best practices for a new and More ❯

highly skilled team Key Responsibilities of the Software Developer: Develop and maintain cloud-based applications including both consumer-facing 3D configurators and internal platforms for manufacturers. Build modular, maintainable code using best practices for reusability and performance. Ensure compatibility across browsers and devices through rigorous testing. Collaborate closely with the team and customers to ensure features support the bigger … experience Curious, analytical, and proactive you enjoy solving problems and asking why Comfortable working autonomously, and excited to help shape product direction Passionate about performance, user experience, and writing clean, scalable code Ready to build tools that shape the future of customisation? Apply for this exciting new Software Developer position now and be part of a company where … your code doesnt just run it makes things real. More ❯

Overview: 3 contract data engineers to supplement existing team during implementation phase of new data platform. Main Duties and Responsibilities: Write clean and testable code using PySpark and SparkSQL scripting languages, to enable our customer data products and business applications. Build and manage data pipelines and notebooks, deploying code in a structured, trackable and safe manner. Effectively … create, optimise and maintain automated systems and processes across a given project(s) or technical domain. Data Analyse, profile and plan work, aligned with project priorities. Perform reviews of code, refactoring where necessary. Deploy code in a structured, trackable and safe manner. Document your data developments and operational procedures. Ensure adherence to data/software delivery standards and More ❯

ll Do Design, build, and maintain backend services that power critical payment infrastructure Collaborate cross-functionally to turn real merchant challenges into elegant technical solutions Champion software quality through clean code, automated testing, and CI/CD Contribute to architecture, planning, and team best practices Own projects end-to-end — from concept to deployment What You Bring … years of software engineering experience Strong hands-on experience with Java and backend system design Familiarity with systems integration, messaging middleware, and distributed architecture A pragmatic mindset — you balance clean design with delivering value fast Comfortable working solo or as part of a team, with a proactive and collaborative approach Why Join Small teams, real ownership, no red tape More ❯

success as well as your 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 facilitates the ability to tackle … engineering instincts and a deep 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 the FIX engines, FIX protocol More ❯