26 to 50 of 430 Clean Code Jobs in the UK

contributing to software design, coding, testing and technical problem-solving. Provide technical leadership across applications built using Java and modern JavaScript technologies. Lead code reviews, solution design sessions and architectural discussions. Work closely with Product Managers and stakeholders to translate business requirements into practical technical solutions. Support the delivery … features, system improvements and platform enhancements. Promote engineering best practices, including clean code, automated testing, CI/CD and secure development. Identify technical risks, remove delivery blockers and improve engineering processes. Balance short-term delivery requirements with longer-term technical quality and platform scalability. Help build a collaborative ...

next phase of success. Job Overview As a Senior Software Engineer, you'll build and maintain our core domain services. You'll write clean, well-tested code, deliver reliably, and hold a consistently high standard in everything you ship. You’ll work within a modern architecture built … traceability, and reliability. Key Responsibilities Build and maintain core domain services using C# and .NET. Deliver high-quality, well-tested, maintainable code. Review peers’ code and contribute to a strong, consistent engineering standard. Build systems that are auditable, resilient, and observable in regulated environments. Use AI tooling in your ...

standards Build and evolve well-designed REST APIs, applying strong microservices patterns, core design principles, and pragmatic tradeoffs appropriate for regulated enterprise environments Write clean, testable, and maintainable code with a disciplined approach to quality, including automated testing and active participation in peer code reviews and collaborative … common components that improve consistency and accelerate delivery across the team Leverages enterprise-authorized AI coding assist tools within the work environment to improve code quality, delivery speed, and productivity (e.g., code generation/refactoring, unit test creation, documentation), while validating outputs through peer review, automated testing ...

sales activity, and the growth of our engineering practice. This is an ideal role for someone who enjoys solving complex process problems through clean code, automation, and modern engineering practices. Key Responsibilities Design, develop, and deploy Camunda-based process and decision automation solutions Implement and integrate Java-based … maintain automated test suites, CI/CD pipelines, and containerised deployments Optimise Camunda engine performance and monitor workflow metrics for production environments Participate in code reviews, peer testing, and technical design discussions Support migration of legacy process platforms to Camunda 8/Zeebe where applicable Contribute to Cascis internal ...

pipelines using tools such as Jenkins, GitHub Actions, or AWS CodePipeline. Work with containerisation technologies (Docker) and orchestration platforms (ECS/EKS). Ensure code quality through unit, integration, and automated testing. Apply secure coding practices, including OAuth2/JWT authentication and general security best practices. Collaborate with cross … functional teams to deliver high‐impact features and improvements. Participate in code reviews, architectural discussions, and continuous improvement initiatives. Required Skills & Experience Strong proficiency in Java, Spring Boot, and modern backend development. Hands‐on experience with AWS cloud services (Lambda, API Gateway, DynamoDB, ECS, S3, etc.). Solid understanding ...

using C# and .NET Contribute to the architecture and development of a microservices-based system Apply strong object-oriented programming principles, including polymorphism and clean code practices Help build and optimise infrastructure-as-code (IaC) environments Work closely with DevOps practices, including CI/CD pipelines Collaborate … with cross-functional teams to define and deliver features Contribute to technical decisions in a greenfield environment Ensure code quality through testing, reviews, and best practices Required Skills & Experience Solid experience developing with C# and modern .NET (Core/.NET 6+) Strong understanding of microservices architecture Good knowledge ...

using C# and .NET Contribute to the architecture and development of a microservices-based system Apply strong object-oriented programming principles, including polymorphism and clean code practices Help build and optimise infrastructure-as-code (IaC) environments Work closely with DevOps practices, including CI/CD pipelines Collaborate … with cross-functional teams to define and deliver features Contribute to technical decisions in a greenfield environment Ensure code quality through testing, reviews, and best practices Required Skills & Experience Solid experience developing with C# and modern .NET (Core/.NET 6+) Strong understanding of microservices architecture Good knowledge ...

messaging platforms Background in Agile DevSecOps environments and Zero Trust architectures Experience integrating with services such as PostgreSQL, Redis and S3 Solid engineering fundamentals: clean code, testing, documentation, code reviews and continuous delivery Comfortable using GitHub, GitLab and Atlassian tools Strong TDD experience Hands‐on experience with ...

technology decisions. We own the continuous delivery pipeline through to production and strive to release frequently into production. Responsibilities: Define the architecture, design, development, code review, pairing, testing, and maintenance of applications. Design and implement scalable applications and services with a solid focus on quality, continuous integration, deployment, observability … metrics, and monitoring. Write testable code following clean coding and SOLID design principles, instilling best engineering practices across the wider firm. Perform code reviews and contribute to the overall quality, maintainability, and testability of software developed. Adapt to changes in priorities and requirements. Work closely with clients ...

developer usability. Develop resilient APIs and backend services that enable secure authentication, authorisation, and identity management capabilities across the organisation. Champion engineering excellence through clean, maintainable, and well-tested code, helping establish best practices across teams. Actively participate in code reviews, technical discussions, pair programming, and knowledge … authentication standards is highly desirable. Core Competencies Demonstrates expertise in designing and developing secure, scalable authentication and identity services, with a strong focus on clean code practices and operational ownership in cloud-native environments. Proficient in building resilient APIs and backend services while balancing security, usability, and performance. ...

DynamoDB, RDS) NestJS or equivalent back-end frameworks Microservices and event-driven architectures We also actively embrace AI coding assistants (such as Claude Code) to speed up development, improve code quality and reduce repetitive work — and we encourage engineers to use these tools effectively. What we’re looking … experience developing UIs with React Solid understanding of cloud-native engineering on AWS Experience with microservices, messaging patterns and distributed systems A commitment to clean code, testing, observability and operational excellence A proactive and motivated mindset — someone who wants to build, ship and iterate quickly Interest ...

decisions and software best practices. Support continuous improvement across development, testing and deployment processes. Collaborate with international development teams in an Agile environment. Champion clean code, software craftsmanship and engineering excellence. The ideal candidate will have Strong commercial experience with C# .NET and object-oriented programming principles. Excellent ...

REST APIs and microservices. Work closely with developers, testers and architects throughout the software development lifecycle. Contribute to Agile ceremonies including sprint planning and code reviews. Follow best practices including clean code, CI/CD and version control. Support the delivery of high-quality, scalable software solutions. ...

This is a builder-first individual-contributor role for engineers who live at the current edge of AI development and work fluently with Claude Code, Cursor, agents, eval harnesses, MCP, and modern TypeScript and Python. What You’ll Do Problem/Opportunity Discovery Sit with a business or clinical … techniques. Build (fast) with AI When the brief is clear, head down and produce. Build modular backends in Python or TypeScript aligned with clean architecture, OOP, SOLID, and domain-driven design. Create full stack applications, APIs, agents, workflows, and similar systems using frameworks such as Next.js, React, Fast ...

using real-time metrics and alerting, interacting with databases, and keeping our applications secure. You will help to identify opportunities for process improvements, conduct code reviews, and ensure solutions are properly tested with a focus on best practices and quality assurance. What we're looking for We are looking … Node ecosystem (node, npm, yarn), including bundling and dependency management. Familiarity with Bun is also desirable. Proficient with AI tooling including delivering code using CLI or editor-based LLM agents, using MCP servers Solid understanding of the React paradigm, including one way data binding, declarative programming, rules of hooks ...

performance, and mentoring less- experienced engineers in workflow-centric delivery. This is an ideal role for someone who enjoys solving complex process problems through clean code, automation, and modern engineering practices. Responsibilities Design, develop, and deploy Camunda-based process and decision automation solutions Implement and integrate Java-based … maintain automated test suites, CI/CD pipelines, and containerised deployments Optimise Camunda engine performance and monitor workflow metrics for production environments Participate in code reviews, peer testing, and technical design discussions Contribute to their internal best-practice frameworks and automation accelerators Essential Eligible (have resided ...

performance, and mentoring less- experienced engineers in workflow-centric delivery. This is an ideal role for someone who enjoys solving complex process problems through clean code, automation, and modern engineering practices. Responsibilities Design, develop, and deploy Camunda-based process and decision automation solutions Implement and integrate Java-based … maintain automated test suites, CI/CD pipelines, and containerised deployments Optimise Camunda engine performance and monitor workflow metrics for production environments Participate in code reviews, peer testing, and technical design discussions Contribute to their internal best-practice frameworks and automation accelerators Essential Eligible (have resided ...

major plus, but ultimately, you know how to translate designs into pixel-perfect reality. User-obsessed mindset: You don't just write code; you build products. You are passionate about the User Experience (UX) . Experience with Figma or similar design tools is a plus, helping you bridge … between design and engineering. Clean code philosophy: You care deeply about the quality of your craft. You strive for simplicity, strictly adhere to DRY (Don't Repeat Yourself) principles, and write code that is readable and maintainable. Collaborative spirit: You are a genuine team player who thrives ...

performance, and mentoring less- experienced engineers in workflow-centric delivery. This is an ideal role for someone who enjoys solving complex process problems through clean code, automation, and modern engineering practices. The role involves visiting client sites; the company will cover travel expenses. Frequency is uncertain but candidates … maintain automated test suites, CI/CD pipelines, and containerised deployments Optimise Camunda engine performance and monitor workflow metrics for production environments Participate in code reviews, peer testing, and technical design discussions Contribute to their internal best-practice frameworks and automation accelerators Essential Eligible (have resided ...

performance, and mentoring less- experienced engineers in workflow-centric delivery. This is an ideal role for someone who enjoys solving complex process problems through clean code, automation, and modern engineering practices. The role involves visiting client sites; the company will cover travel expenses. Frequency is uncertain but candidates … maintain automated test suites, CI/CD pipelines, and containerised deployments Optimise Camunda engine performance and monitor workflow metrics for production environments Participate in code reviews, peer testing, and technical design discussions Contribute to their internal best-practice frameworks and automation accelerators Essential Eligible (have resided ...

queries, and familiarity with NoSQL databases. Familiarity with CI/CD workflows and the deployment of workloads to cloud infrastructure. Passion for writing clean, testable and robust code. A BSc in Computer Science or Mathematics (or equivalent experience). Enjoy working in a fast paced, high-growth environment. ...

with a broad range of skills: Python, APIs, SQL, data driven applications, JavaScript, React, data visualisation You have a strong understanding of software architecture, clean code, testing and scalable system design You have technical leadership skills including experience of reviewing code, mentoring developers or leading technical delivery ...

uncertain areas of work Break down requirements into deliverable epics and user stories alongside product and initiative managers Develop and deliver production-ready code across the full stack Ensure high standards of quality, maintainability, performance and security Support and improve live systems once deployed Influence technical direction, tooling … 10+ years) 5+ years of JavaScript and TypeScript experience Solid background in system design and scalable architectures Experience building large, production SaaS platforms A clean-code mindset (SOLID principles, design patterns, testable code) Experience working in mature CI/CD and continuous deployment environments A commercial mindset ...

uncertain areas of work Break down requirements into deliverable epics and user stories alongside product and initiative managers Develop and deliver production-ready code across the full stack Ensure high standards of quality, maintainability, performance and security Support and improve live systems once deployed Influence technical direction, tooling … 10+ years) 5+ years of JavaScript and TypeScript experience Solid background in system design and scalable architectures Experience building large, production SaaS platforms A clean-code mindset (SOLID principles, design patterns, testable code) Experience working in mature CI/CD and continuous deployment environments A commercial mindset ...

uncertain areas of work Break down requirements into deliverable epics and user stories alongside product and initiative managers Develop and deliver production-ready code across the full stack Ensure high standards of quality, maintainability, performance and security Support and improve live systems once deployed Influence technical direction, tooling … 10+ years) 5+ years of JavaScript and TypeScript experience Solid background in system design and scalable architectures Experience building large, production SaaS platforms A clean-code mindset (SOLID principles, design patterns, testable code) Experience working in mature CI/CD and continuous deployment environments A commercial mindset ...