101 to 125 of 629 Clean Code Jobs in the UK

and CI/CD processes by further developing GitHub Actions pipelines, Terraform definitions and observability integrations. Ensure quality & reliability: establish testing best practices (unit, integration, end-to-end), conduct code reviews and demand high quality standards Shape and refine our cloud-native platform to optimise performance, security and scalability Mentor & lead intermediate developers, imparting knowledge and fostering a culture … of clean code, peer review and shared ownership. Collaborate cross-functionally with product, operations and customer success to translate requirements into robust technical solutions. A good fit candidate will have: 5+ years hands-on as a full stack engineer in a SaaS environment Expert in React (hooks, state management, performance) Strong backend skills in Node.js (Express) and Python … automation) Solid understanding of Auth0 (or similar OAuth/OIDC) and secure authentication flows. Skilled with GitHub and GitHub Actions for automated CI/CD. Experience with infrastructure as code (ARM templates, Terraform, Bicep). Comfortable writing and maintaining tests (unit, integration, e2e). Excellent communication, problem-solving skills and ability to thrive in a fast-paced startup. Background More ❯

Director you ll take a hands-on role in the development and maintenance of both core and satellite applications. You will cover the full development lifecycle, from writing Java code and managing deployments, to supporting testing and resolving tickets. This position requires working with Java (90%) as the primary language, with additional development in C# (10%) for complementary tools … and integrations. Key Responsibilities: Develop, maintain, and upgrade Java-based applications. Support and enhance C# based satellite applications (ERP Connectors, SAP B1 add-ons). Engage in code reviews, documentation, and sprint planning. Engaging in the testing process and contribute towards future automation strategies. Collaborating with the support team to resolve complex bugs and raised tickets. Maintain and update … testing, and release cycles. The Ideal Candidate Will Possess: A proactive and collaborative mindset. Strong problem-solving and critical thinking abilities. Excellent time management and adaptability. A commitment to clean code and user-centric design. A continuous improvement mindset with a willingness to learn new tools and technologies. Our Client Our client is a well-established provider of More ❯

Director you'll take a hands-on role in the development and maintenance of both core and satellite applications. You will cover the full development lifecycle, from writing Java code and managing deployments, to supporting testing and resolving tickets. This position requires working with Java (90%) as the primary language, with additional development in C# (10%) for complementary tools … and integrations. Key Responsibilities: Develop, maintain, and upgrade Java-based applications. Support and enhance C# based satellite applications (ERP Connectors, SAP B1 add-ons). Engage in code reviews, documentation, and sprint planning. Engaging in the testing process and contribute towards future automation strategies. Collaborating with the support team to resolve complex bugs and raised tickets. Maintain and update … testing, and release cycles. The Ideal Candidate Will Possess: A proactive and collaborative mindset. Strong problem-solving and critical thinking abilities. Excellent time management and adaptability. A commitment to clean code and user-centric design. A continuous improvement mindset with a willingness to learn new tools and technologies. Our Client Our client is a well-established provider of More ❯

Director you’ll take a hands-on role in the development and maintenance of both core and satellite applications. You will cover the full development lifecycle, from writing Java code and managing deployments, to supporting testing and resolving tickets. This position requires working with Java (90%) as the primary language, with additional development in C# (10%) for complementary tools … and integrations. Key Responsibilities: Develop, maintain, and upgrade Java-based applications. Support and enhance C# based satellite applications (ERP Connectors, SAP B1 add-ons). Engage in code reviews, documentation, and sprint planning. Engaging in the testing process and contribute towards future automation strategies. Collaborating with the support team to resolve complex bugs and raised tickets. Maintain and update … testing, and release cycles. The Ideal Candidate Will Possess: A proactive and collaborative mindset. Strong problem-solving and critical thinking abilities. Excellent time management and adaptability. A commitment to clean code and user-centric design. A continuous improvement mindset with a willingness to learn new tools and technologies. Our Client Our client is a well-established provider of More ❯

looking for a Senior Java Developer to join their high-performing tech team delivering cloud-native applications in a fast-paced, agile environment. You’ll be involved in building clean, robust APIs and backend services with a strong focus on cloud deployment, scalability and performance. Responsibilities Designing, building and maintaining backend services using Java (Spring/Spring Boot). … Delivering scalable APIs and microservices hosted on AWS. Contributing to architectural decisions and technical designs. Collaborating with cross-functional teams in an Agile environment. Driving best practices around testing, clean code and CI/CD pipelines. Mentoring junior developers and contributing to knowledge sharing. Requirements Strong commercial experience in Java development, ideally in product or platform teams. Strong More ❯

leading role in modernising their legacy systems and driving AI adoption across the company. This is a fantastic opportunity for someone passionate about technology evolution, AI tooling, and delivering clean, modern code. You’ll help replace a VB.NET system with a modern stack (C#, .NET Core, APIs, Cloud) and play a key part in moving the front end towards … ll Be Doing: Leading the migration from VB.NET to modern .NET Core, C#, and cloud-based solutions Driving the adoption of AI tools across the development team to improve code quality and efficiency Helping steer the move to a React front end (already 50% there!) Mentoring and supporting other developers while ensuring best practices Collaborating with IT and product … teams to redesign and modernise core business systems Participating in architecture discussions, code reviews, and deployment strategy Writing maintainable, well-documented code and implementing scalable solutions What We’re Looking For: 5+ years of .NET development experience, with proven modernisation/migration projects Experience moving from legacy systems (VB.NET) to modern stacks Strong knowledge of C#, .NET Core More ❯

with a cross-functional team including engineers, QA, data, infrastructure, product managers anddesigners to deliver high-impact features. Contribute to architectural decisions and help shape our technical direction. Write clean, secure, maintainable code with performance and usability in mind. Investigate and resolve technical issues through hands-ondebugging andresearch. Maintain and evolve automated tests to ensure product quality. Create … backend experience (ideally withPHP andSymfony). Strong frontend development experience withTypeScript (AngularJS preferred) to create interactive user interfaces. Familiarity with distributed systems and modern cloud architecture. Passion for writing clean, maintainable code and continuously improving practices You must be comfortable with rapid development in a Agile/Scrum environment and iterating based on market and customer feedback. Excellent … Swift) Desktop: Cross platform desktop app built with Electron (TypeScript) Database: MySQL (Aurora DB), Redis (ElastiCache), MongoDB (AWS DocumentDB) Cloud & DevOps: AWS (20+ services), Kubernetes (EKS), Docker, Infrastructure as Code(CloudFormation, Terraform), CI/CD (Jenkins,GitHub Actions), Observability(AWS, Grafana) Development tools: GitHub, Jira, Notion, ChatGPT,Gemini,LangChain, AI-native IDE's (Cursor, JetBrains), LLM-powered internal tools. More ❯

knowledgeable business experts. As one of four calculator teams within the broader Index Engineering group, you'll join a community of skilled, curious software engineers who care deeply about clean software design, maintainability and craftsmanship. We use agile techniques to partner with business stakeholders - not just to deliver indices but improve and refine index methodologies to produce best-in … programming language (ideally C#) A Degree in Computer Science, Engineering, Mathematics, similar field of study or equivalent work experience A solid foundation in software design, with an appreciation for clean code and domain-driven design A natural curiosity and passion for financial markets and investment strategies Strong analytical thinking and problem-solving capabilities -Excellent communication skills and a More ❯

to technical lead level you will be joining a talented engineering team and help them to take things to the next level. If you enjoy solving complex problems, creating clean and reliable systems, and want to be part of a collaborative, supportive team this could be the perfect role for you. The Role Youll be joining a growing product … Work with serverless technologies including AWS Lambda and SST Implement and document RESTful services using OpenAPI Work with both SQL and NoSQL data stores Contribute to a culture of clean code, testing, and continuous improvement Collaborate with cross-functional teams in an agile environment Were looking for someone who loves solving problems and delivering high-quality systems. Youre More ❯

to technical lead level – you will be joining a talented engineering team and help them to take things to the next level. If you enjoy solving complex problems, creating clean and reliable systems, and want to be part of a collaborative, supportive team — this could be the perfect role for you. The Role You’ll be joining a growing … Work with serverless technologies including AWS Lambda and SST Implement and document RESTful services using OpenAPI Work with both SQL and NoSQL data stores Contribute to a culture of clean code, testing, and continuous improvement Collaborate with cross-functional teams in an agile environment We’re looking for someone who loves solving problems and delivering high-quality systems. More ❯

the Move language, and building full-stack applications that serve as developer tools, internal products, or external-facing demos and PoCs. If you enjoy solving real-world problems with clean code and collaborating across engineering, product, and community teams, this is a unique opportunity to work at the core of a fast-moving Web3 ecosystem. Role Description: As … Next.js and Node.js for backend logic, APIs, and server-side rendering Experience with SQL databases and Redis in a real-world, production setting Familiarity with Tailwind CSS for building clean, responsive UIs Ability to debug, profile, and optimize full-stack applications Strong communication skills and a friendly, collaborative mindset Approachable, open to feedback, and enjoy working closely with others More ❯

focusing relentlessly on outcomes that wow our members , not just output. Leading by Example: You're not afraid to get your hands dirty! Dive deep into the codebase, championing clean code and testing best practices . Your technical expertise will inspire and guide. Challenging the Status Quo: As a startup, agility is our superpower. You'll fearlessly challenge … fiercely data-driven , challenging teams to measure impact and demonstrate undeniable added value . Exhibit an unwavering attention to detail and an unyielding commitment to delivering impeccable, high-quality code . Ready to make a massive impact and shape the future of personalized health? If you're a passionate leader who thrives on technical challenge and building exceptional products More ❯

skills in the following key areas (but not essential): F# Please note that as part of the recruitment process for this opportunity, candidates will be expected to complete a clean code exercise. In addition to a competitive salary and access to our profit share scheme, we offer: A flexible selection of employee benefits, so you can choose a More ❯

including data structures, design patterns and object-orientated programming. Proficiency in core Java (5+ years of experience) with demonstrable success in developing multi-threaded applications. Proven ability to develop clean, testable code. Understanding of relational database concepts and knowledge in SQL. Experience with Jira, Git/Bitbucket, Gradle and CI/CD tools, e.g. TeamCity and UrbanCode Deploy. Experience More ❯

a C# Software Engineer You will work with engineers, product managers, and designers to develop features, solve complex challenges, and enhance system performance. Your focus will be on writing clean, maintainable code and contributing to reliable software delivery. Key responsibilities Build and maintain scalable, reliable software applications Translate business needs into technical solutions Improve performance, uptime, and code More ❯

a C# Software Engineer You will work with engineers, product managers, and designers to develop features, solve complex challenges, and enhance system performance. Your focus will be on writing clean, maintainable code and contributing to reliable software delivery. Key responsibilities Build and maintain scalable, reliable software applications Translate business needs into technical solutions Improve performance, uptime, and code More ❯

with cross-functional teams (e.g., development, QA, Infrastructure, project management). Experience using Git or similar version control systems. Familiarity with Azure and DevOps tools. A passion for technology, clean code, and bringing new ideas to the table. What you'll do: Contribute to new software projects, maintain and improve current systems. Work collaboratively on technical specifications for … new and replacement systems. Participate in code reviews and share knowledge with the wider team. Help ensure projects meet quality and compliance standards. Support continuous improvement through user feedback and performance enhancements. Be proactive and flexible in supporting wider tech initiatives when needed. Ready to bring your Node.js skills to a supportive team where you can grow and make More ❯

digital transformation for global clients across finance, telecoms, and the public sector. As a Software Engineer, you will: • Design, develop and maintain microservices-based applications across multiple platforms • Write clean, maintainable code in Java , Node.js , or Python • Deploy cloud-native solutions using platforms like AWS , Azure , or Google Cloud • Collaborate in Agile squads to define features and ship … them with speed and stability • Optimise system performance, troubleshoot production issues and contribute to code reviews • Implement DevOps and CI/CD best practices using modern pipelines • Stay ahead of trends in cloud, containers, automation, and software craftsmanship A successful Software Engineer will have: • 4+ years of software engineering experience • Strong hands-on skills in Java, Node.js, and/ More ❯

digital transformation for global clients across finance, telecoms, and the public sector. As a Software Engineer, you will: • Design, develop and maintain microservices-based applications across multiple platforms • Write clean, maintainable code in Java , Node.js , or Python • Deploy cloud-native solutions using platforms like AWS , Azure , or Google Cloud • Collaborate in Agile squads to define features and ship … them with speed and stability • Optimise system performance, troubleshoot production issues and contribute to code reviews • Implement DevOps and CI/CD best practices using modern pipelines • Stay ahead of trends in cloud, containers, automation, and software craftsmanship A successful Software Engineer will have: • 4+ years of software engineering experience • Strong hands-on skills in Java, Node.js, and/ More ❯

digital transformation for global clients across finance, telecoms, and the public sector. As a Software Engineer, you will: • Design, develop and maintain microservices-based applications across multiple platforms • Write clean, maintainable code in Java , Node.js , or Python • Deploy cloud-native solutions using platforms like AWS , Azure , or Google Cloud • Collaborate in Agile squads to define features and ship … them with speed and stability • Optimise system performance, troubleshoot production issues and contribute to code reviews • Implement DevOps and CI/CD best practices using modern pipelines • Stay ahead of trends in cloud, containers, automation, and software craftsmanship A successful Software Engineer will have: • 4+ years of software engineering experience • Strong hands-on skills in Java, Node.js, and/ More ❯

backend applications (initially in your core language, with support to learn and transition into Go/Golang) Build scalable APIs and data pipelines integrating with third-party platforms Write clean, maintainable code with strong testing practices Collaborate in agile sprints to deliver high-quality features and improvements Contribute to CI/CD pipelines and Infrastructure as Code (Terraform) Support cloud deployments (primarily GCP, but AWS/Azure experience welcome) Participate in architecture discussions, code reviews, and documentation (Optional) Contribute to frontend development (Svelte, React, Vue) with training available What We're Looking For Essential: Strong experience building backend systems in languages such as Java, C#, Python, Node.js, C++, or Rust Understanding of REST APIs, SQL … Eagerness to learn and work with Golang Desirable: Experience with CI/CD pipelines (GitHub Actions, Jenkins, etc.) Knowledge of microservices, Kubernetes, or serverless architectures Exposure to Infrastructure as Code (Terraform or similar) Familiarity with distributed systems concepts (e.g. gRPC) Frontend development experience (Typescript, Svelte, React, Vue, etc) Whats In It for You Dedicated support to learn and work More ❯

for Persici but be at the forefront of all things Backend. What You'll be using (Our Tech Stack) C# and .NET Latest version Entity Framework Core Database development: Code First Approach SQL Database Cloud-based infrastructure What You'll Do (Responsibilities) Participate in the entire application lifecycle, focusing on coding and debugging Write clean code to … with Front-end developers to integrate user-facing elements with server-side logic Gather and address technical and design requirements Write technical documentation for the work produced Build reusable code and libraries for future use Liaise with developers, designers and system administrators to identify new features Follow emerging technologies What We Offer (Perks & Benefits) Competitive Packages Join an international … and above, C#, ASP.Net, T-SQL Strong Development experience in RESTful API Experience in writing with Entity Framework Strong Object-Oriented Programming principles and SOLID principal Produce the testable code and write unit and integration tests Understanding of Agile methodologies Able to adopt coding best practices and standards Able to document details of functionality, design and architecture of a More ❯

looking for a Senior Frontend Engineer to join our growing engineering team and help shape the future of pet care. If you're passionate about frontend performance, accessibility, and clean, modern web development - we'd love to hear from you. Who We Are IVC Evidensia is undergoing an exciting digital transformation. We're building modern, scalable systems that empower … accessibility, performance, and usability across devices and user groups Work closely with backend engineers to integrate APIs (REST & GraphQL) Champion best practices including automated testing, CI/CD, and code reviews Contribute to architectural decisions and advocate for frontend excellence Support and mentor junior team members as needed Deploy and monitor applications in an AWS-based, cloud-native environment … and scalable architecture Experience with frontend tooling such as Webpack, Vite, or similar bundlers Comfortable working with REST/GraphQL APIs and agile delivery workflows A passion for collaboration, clean code, and continuous improvement Bonus if you also have: Experience with hybrid rendering models (SSR, SSG, ISR) Exposure to monitoring/observability tools for frontend apps Familiarity with More ❯

part of a collaborative team working on real-world applications, from prototyping to production deployment.This is a hands-on role ideal for someone who enjoys solving complex problems, writing clean code, and staying at the forefront of AI innovation.?? Key Responsibilities Design and implement scalable AI/ML pipelines using Python Build, fine-tune, and deploy machine learning … on data preprocessing, feature engineering, and model evaluation Stay up to date with the latest AI research and tools, and apply them to real-world use cases Contribute to code reviews, testing, and documentation Required Skills & Experience Strong proficiency in Python and its AI/ML ecosystem (e.g. NumPy, Pandas, Scikit-learn, PyTorch, TensorFlow) Experience with machine learning model More ❯

initiative, and delivering complete applications. What they need from you: Solid ASP.NET Core and C# background React experience (essential) Proven ability to lead projects independently Full-stack development experience Clean coding practices Willingness to embrace new technologies and cross-training opportunities Technical degree or equivalent The tech stack: .NET Core, C#, React, JavaScript, SQL, Visual Studio, GitLab Bonus points … Flexible hybrid working (just 3 days in office) Opportunity to work on exciting new projects, not just bug fixes Cross-training and development opportunities Collaborative team environment focused on clean code practices Contact me for full job spec and client details. Salary/Package - up to 70K and a generous package including pension, Healthcare, 25 days holiday. Flex More ❯