1 to 25 of 32 Contract Clean Code Jobs in England

intuitive, intelligent user experience. What You’ll Be Doing: Building responsive, modular React applications that sit at the heart of an AI-driven SDLC platform Translating Figma designs into clean, maintainable, high-performing front-end code Integrating with Python-based services to surface AI insights and automation directly in the UI Creating reusable components and libraries that accelerate … Python services or frameworks for back-end integration Solid understanding of REST APIs, microservices, and contemporary web architecture Experience in enterprise-grade or engineering tools environments A commitment to clean code, testing, and continuous delivery Confident communication skills and a proactive, ownership-driven mindset Bonus Points For: Exposure to GenAI/LLM integrations such as OpenAI or Anthropic … Looks Like: A smooth, modern UI that makes AI-driven automation feel natural for engineers Strong collaboration across UX, AI, and engineering to deliver a cohesive platform Maintainable, scalable code that underpins a next-gen engineering experience Role Details: Rate: £500–£520 per day (Inside IR35) If you’re excited about shaping a platform that genuinely elevates engineering teams More ❯

drive development standards that improve outcomes across Essex. What You ll Do Lead the development of high-quality, reusable, and accessible software components. Oversee and mentor developers in writing clean, open-by-default code. Deliver software through all stages of the product lifecycle, ensuring alignment with user needs, budget, and delivery timelines. Continuously iterate and enhance digital services using More ❯

drive development standards that improve outcomes across Essex. What You’ll Do Lead the development of high-quality, reusable, and accessible software components. Oversee and mentor developers in writing clean, open-by-default code. Deliver software through all stages of the product lifecycle, ensuring alignment with user needs, budget, and delivery timelines. Continuously iterate and enhance digital services using More ❯

drive development standards that improve outcomes across Essex. What You'll Do Lead the development of high-quality, reusable, and accessible software components. Oversee and mentor developers in writing clean, open-by-default code. Deliver software through all stages of the product lifecycle, ensuring alignment with user needs, budget, and delivery timelines. Continuously iterate and enhance digital services using More ❯

Hybrid - 3 days a week on site Duration: 6 months Clearance: SC Clearance required You will join a consultancy delivering digital transformation to the MoD. Areas of Responsibility: Writing clean, secure code following a test-driven approach Create code that is open by default and easy for others to reuse Translate logical designs into physical designs Produce More ❯

project. What You'll Do Build and maintain robust APIs and web applications using .NET and React Collaborate with cross-functional teams to deliver modern, Azure-hosted solutions Develop clean, testable, and maintainable code across the full stack Integrate with complex healthcare data systems and APIs Support continuous improvement across architecture, tooling, and CI/CD pipelines Participate More ❯

Excellence: Deliver robust applications using Objective-C/Swift (Kotlin/Java knowledge beneficial). Feature Delivery: Rapidly develop and release new features for the car rental mobile product. Code Quality: Write clean, reusable code using standard patterns and libraries. Continuous Improvement: Refactor and simplify code using appropriate design patterns. Testing: Conduct automated, exploratory, and non More ❯

Laravel expertise? Ready to take ownership of a mission-critical eCommerce platform and lead from the front? We're seeking a Lead PHP Developer to drive best practices, deliver clean, scalable code, and lead a growing team of developers. You'll play a vital role in an environment where downtime is not an option - leading stand-ups, mentoring … colleagues, and ensuring smooth delivery from both UK-based and offshore teams. What You'll Be Doing: Develop and optimise full-stack code across PHP/Laravel Own core platform areas and ensure high performance and scalability Lead daily stand-ups and help unblock developers in real-time Review code, set quality standards, and guide team growth Liaise … stack development experience, ideally in ecommerce Expert-level PHP and Laravel, MySQL & Microsoft SQL Server skills Experience in CI/CD, Git, and agile delivery environments Leadership experience: mentoring, code reviews, team stand-ups Solid understanding of cloud platforms (AWS, Azure, etc.) Desirable Extras: Vue.js, React, or similar frontend frameworks Docker and containerisation experience Third-party integrations and ecommerce More ❯

developers, providing technical direction and supporting their professional growth. Take an active role in the full development lifecycle, including stand-ups, estimations, sprint planning, and refining the backlog. Write clean, maintainable code with a strong focus on automated testing at both unit and integration levels. Review code from peers and provide constructive, quality-driven feedback. Work collaboratively More ❯

Swift Package Manager. What You'll Do: Lead the migration from CocoaPods to Swift Package Manager Design, build, and maintain internal Swift libraries for shared use across teams Champion clean code and reliability through Test Driven Development and pair programming Coach and mentor other engineers on modern iOS practices and tooling What You'll Bring: Advanced iOS development More ❯

Proven track record building market data or data management system components. Deep understanding of ETL/ELT workflows, data warehousing, and handling EOD/tick data. Strong engineering discipline-clean, testable, standardised code. Good knowledge of schema design and modern deployment/automation practices. Familiarity with Zema, Docker, and containerised environments is advantageous. Experience within commodities or financial-services More ❯

Proven track record building market data or data management system components. Deep understanding of ETL/ELT workflows, data warehousing, and handling EOD/tick data. Strong engineering discipline-clean, testable, standardised code. Good knowledge of schema design and modern deployment/automation practices. Familiarity with Zema, Docker, and containerised environments is advantageous. Experience within commodities or financial-services More ❯

APIs Build and test RESTful APIs using Spring Boot and JUnit Apply Kubernetes for containerisation and deployment Collaborate within Agile Scrum teams to deliver high-quality software solutions Write clean, maintainable code following best practices in secure development Support continuous integration, testing, and deployment activities Essential Skills & Experience Strong hands-on experience with Java and Spring Boot Solid More ❯

developers to integrate applications and data sources into enterprise systems. Taking ownership of resolving technical challenges and ensuring best-practice delivery standards. Upholding strong quality assurance principles to maintain clean, reliable, production-ready code. Requirements Minimum 4 years’ hands-on experience customising Dynamics 365 CRM (especially Sales & Customer Engagement modules). Proven background implementing business solutions across different technology More ❯

define technical solutions. * Optimise performance, reliability, logging, and error handling across distributed systems. * Integrate with third-party systems and internal services using modern API standards and healthcare protocols. * Write clean, maintainable, and testable code following engineering best practices (TDD/BDD). * Participate in code reviews, support engineering excellence, and mentor junior developers. * Ensure compliance with security More ❯

work as part of a collaborative agile team delivering scalable solutions that support national security objectives. Key Responsibilities Develop and maintain back-end services using Node.js and Express.js Write clean, testable, and efficient code following best practices Ensure systems are secure, scalable, and compliant with defence standards Participate in code reviews, sprint planning, and technical discussions Troubleshoot More ❯

work as part of a collaborative agile team delivering scalable solutions that support national security objectives. Key Responsibilities Develop and maintain back-end services using Node.js and Express.js Write clean, testable, and efficient code following best practices Ensure systems are secure, scalable, and compliant with defence standards Participate in code reviews, sprint planning, and technical discussions Troubleshoot More ❯

define technical solutions. * Optimise performance, reliability, logging, and error handling across distributed systems. * Integrate with third-party systems and internal services using modern API standards and healthcare protocols. * Write clean, maintainable, and testable code following engineering best practices (TDD/BDD). * Participate in code reviews, support engineering excellence, and mentor junior developers. * Ensure compliance with security More ❯

maintain backend services, APIs, and databases. Collaborate with product managers, frontend engineers, and other stakeholders to deliver features end-to-end. Ensure systems are scalable, reliable, and maintainable. Write clean, testable, and efficient code following best practices. Requirements: Strong programming skills in Node.js Strong experience with React (Open to other frontend experiences) Solid understanding of RESTful APIs, microservices More ❯

of software components so that the Council can provide simple user experiences and achieve better outcomes for people and businesses. They will be responsible for leading the team writing clean, accessible code that is open by default and easy for others to reuse, developing software which meets user needs and creates meaningful interactions and relationships with users. Knowledge More ❯

software that improves Safety, Quality, Delivery, and Cost. Essential Responsibilities As a Ground Applications Software Engineer in the Aircraft Services Department, you will; Drive design reviews, define interfaces between code modules, and applies existing technology to designs Architect, implement, and maintain ground applications (services, and tooling) with clean, modular, and testable code Build user interfaces and operator … in writing and developing test cases Experience in developing and maintaining automated testing software. Apply secure coding practices, identity and access controls, and data protection. Participate in sprint planning, code reviews, and design reviews; contribute to documentation and user manuals Support deployments, environment configuration, and deployment activities. Work cross-functionally with project managers, systems engineers, and end users to … retrospectives, and improvements that enhance Safety, Quality, Delivery, and Cost Strong problem-solving, systems thinking, and debugging skills Clear, concise communication and documentation Collaboration and respect for people; effective code review and mentoring Continuous improvement mindset; data-driven decision making Required Qualifications Proficiency in the following development languages C++, C and XML Skilled in relational and SQL database development More ❯

store and retrieve data efficiently. Implement event-driven architectures using messaging systems like RabbitMQ and AWS Kinesis/SQS. Develop modern web interfaces using TypeScript and Angular. Contribute to code reviews and ensure adherence to coding standards and best practices. Collaborate with cross-functional teams to deliver high-quality software solutions. Core Skills Strong C# Skills: Demonstrated proficiency in … for building modern, responsive web interfaces. Messaging Systems: Experience working with message queues and streams, such as RabbitMQ and AWS Kinesis/SQS, to handle asynchronous communication. Desirable Skills Code Quality and Testing: A commitment to writing clean, maintainable code and a strong understanding of testing methodologies (unit, integration, end-to-end). Big Data: Familiarity with More ❯

maintain backend services, APIs, and databases. Collaborate with product managers, frontend engineers, and other stakeholders to deliver features end-to-end. Ensure systems are scalable, reliable, and maintainable. Write clean, testable, and efficient code following best practices. Requirements: Strong programming skills in Node.js Strong experience with React (Open to other frontend experiences) Solid understanding of RESTful APIs, microservices More ❯

genuine engineering challenges. You'll collaborate closely with product and engineering teams across the stack to improve developer experience, strengthen observability, and troubleshoot complex distributed systems. A focus on clean, maintainable code, cloud infrastructure, and strong security practices is essential. Senior Platform Engineer - Key Skills & Experience: Solid background in software engineering, with significant platform or backend experience Proficiency … and services Strong expertise in AWS, including CloudFront and related web application services Hands-on experience with CI/CD pipelines and modern deployment practices Familiarity with infrastructure-as-code tools such as Terraform Strong understanding of security best practices in application and infrastructure design Exposure to observability tools (e.g. Prometheus, Grafana, structured logging) Confident debugging and resolving issues More ❯

Python Data Engineer skilled in PySpark, Delta Lake, Azure services, containerized development, and Behave-based testing. Youll design and build scalable data pipelines and maintain high-quality, test-driven code in a cloud environment. What youll do Build and maintain Python/PySpark pipelines for data ingestion, processing, and validation. Write unit and BDD tests using Behave, including mocking … and patching. Create and optimize Delta Lake tables for reliable, performant data storage. Use Docker to manage consistent development, testing, and deployment environments. Build configurable, parameter-driven code for modular data solutions. Work with Azure Functions, Key Vault, and Blob Storage for cloud-based workflows. Collaborate with architects, data scientists, and DevOps on CI/CD and deployment. Tune … and troubleshoot Spark jobs in production. Document solutions and follow cloud security and governance best practices. Skills you need Strong Python skills with a focus on clean, test-driven code. Experience writing Behave tests and using mocking/patching techniques. Solid PySpark knowledge and experience with distributed data processing. Understanding of Delta Lake (ACID, schema evolution, performance). Hands More ❯