101 to 125 of 286 Code Quality Jobs in England

nurtured, and collaboration is at the heart of everything we do. We’re on the lookout for a skilled Software Developer who’s passionate about crafting scalable, high-quality solutions. If you thrive on solving challenging problems, enjoy working with modern tech stacks, and love sharing knowledge with others, we want to hear … from you. What You’ll Be Working On: Developing robust, maintainable applications using C# and .NET Creating and integrating RESTful APIs to support scalable, modern systems Writing clean, testable code with a strong emphasis on unit testing Engaging in pair programming and code reviews to foster learning and improve code quality Enhancing performance and efficiency More ❯

HTML5, and CSS3. Experienced in integrating RESTful APIs and collaborating with back-end teams to ensure seamless data flow. Proficient in creating reusable, modular components with scalable and maintainable code architecture. Strong focus on performance, accessibility (WCAG), and user experience, leveraging tools like Material-UI and Tailwind CSS. Familiar with TypeScript, modern build tools (Webpack, Babel, Vite), and testing … frameworks (Jest, React Testing Library, Cypress). Active contributor in Agile environments, participating in design reviews, sprint planning, and code quality initiatives. Strong problem-solving and collaboration skills, with an interest in applying emerging technologies-including AI-to enhance front-end solutions. Interested? Please submit your updated CV to at Emma Siwicki for immediate consideration.Not interested? Do More ❯

HTML5, and CSS3. Experienced in integrating RESTful APIs and collaborating with back-end teams to ensure seamless data flow. Proficient in creating reusable, modular components with scalable and maintainable code architecture. Strong focus on performance, accessibility (WCAG), and user experience, leveraging tools like Material-UI and Tailwind CSS. Familiar with TypeScript, modern build tools (Webpack, Babel, Vite), and testing … frameworks (Jest, React Testing Library, Cypress). Active contributor in Agile environments, participating in design reviews, sprint planning, and code quality initiatives. Strong problem-solving and collaboration skills, with an interest in applying emerging technologies-including AI-to enhance front-end solutions. Interested? Please submit your updated CV to at Emma Siwicki for immediate consideration. Not interested More ❯

We're looking for a Web Developer to join our IT department and play a pivotal role in delivering high-quality web and mobile applications that support our business goals and values. About Us We are a well-established company with a strong reputation for excellence and a culture rooted in family values. Continuous investment in our products … external web and mobile applications. Redevelop legacy systems and create bespoke digital solutions. Participate in the full software development lifecycle - from requirements gathering to development, deployment and maintenance. Ensure code quality through clean, structured, and well-documented practices. Engage and work effectively with the team and stakeholders. Innovate and improve products and processes in a culture of More ❯

architecture and hardening of code. Mentor and develop junior engineers to help them reach their potential. Guide the team in making pragmatic decisions while upholding strong technical principles. Champion code quality, including rigorous software test coverage and maintainability standards. Desirable Experience & Skills Strong candidates are likely to bring most (but not all) of the following: Experience in More ❯

architecture and hardening of code. Mentor and develop junior engineers to help them reach their potential. Guide the team in making pragmatic decisions while upholding strong technical principles. Champion code quality, including rigorous software test coverage and maintainability standards. Desirable Experience & Skills Strong candidates are likely to bring most (but not all) of the following: Experience in More ❯

architecture and hardening of code. Mentor and develop junior engineers to help them reach their potential. Guide the team in making pragmatic decisions while upholding strong technical principles. Champion code quality, including rigorous software test coverage and maintainability standards. Desirable Experience & Skills Strong candidates are likely to bring most (but not all) of the following: Experience in More ❯

Develop new client projects from concept to launch Maintain and enhance existing digital platforms Work collaboratively with our creative team, providing technical feedback Accurately translate design layouts into flawless code Take ownership of projects and see them through to completion Mentor fellow developers and share knowledge across the team Continuously seek opportunities to improve our processes and deliverables Essential … of CI/CD processes Third-party API Integration - Proven track record Project Management - Ability to work to deadlines and manage competing priorities Attention to Detail - Meticulous approach to code quality Nice to Have Web Security principles Docker and Kubernetes exposure ThreeJS experience GraphQL knowledge Unit & integration testing understanding Figma proficiency What We're Looking For Communication More ❯

environment prior to each release Contribute to the quality of system delivery including the architecture, planning, estimation, development, integration, test and release infrastructure Help maintain consistently high code quality across the development team including code reviews What you’ll need to succeed: C# .Net Platform MySQL Linux (sys admin) Python Web development (MVC, Blazor More ❯

Python, leveraging FastAPI. Lead architectural discussions with a focus on performance, scalability, and reliability. Deliver complex features end-to-end - from design through deployment and monitoring. Provide mentorship through code reviews, technical guidance, and best practices. Collaborate with Product, Design, and Engineering teams to deliver at pace. Continuously raise the bar for engineering standards, code quality … environment Solid expertise in microservices, APIs, messaging patterns, and distributed systems. Proficient with cloud platforms (AWS, GCP, Azure) and containerisation (Docker; Kubernetes preferred). Strong engineering fundamentals - testing, clean code, performance tuning, and algorithms. Experience with relational and non-relational databases (PostgreSQL, MongoDB). Comfortable working in agile, fast-moving environments with high ownership. Curious about new technology, with More ❯

strategic roadmap, managing complex projects from conception to deployment Make high-impact technical decisions and provide guidance Establish best practices in software engineering and machine learning development Implement rigorous code quality and testing standards across data science projects Support talent acquisition and continuous learning initiatives Knowledge and Experience Knowledge of ML model development and deployment frameworks (MLFlow More ❯

APIs and microservices Optimise application performance and scalability Collaborate with DevOps and infrastructure teams to support deployment and monitoring Work with SQL Server and other data storage technologies Ensure code quality through unit testing and adherence to best practices Skills and Experience Required: Proven experience in backend development with the .NET ecosystem Strong understanding of API design More ❯

technology capabilities for our customers and colleagues. Accountabilities Development and delivery of high-quality software solutions by using industry aligned programming languages, frameworks, and tools. Ensuring that code is scalable, maintainable, and optimized for performance. Cross-functional collaboration with product managers, designers, and other engineers to define software requirements, devise solution strategies, and ensure seamless integration and … alignment with business objectives. Collaboration with peers, participate in code reviews, and promote a culture of code quality and knowledge sharing. Stay informed of industry technology trends and innovations and actively contribute to the organization’s technology communities to foster a culture of technical excellence and growth. Adherence to secure coding practices to mitigate vulnerabilities, protect … sensitive data, and ensure secure software solutions. Implementation of effective unit testing practices to ensure proper code design, readability, and reliability. Analyst Expectations To perform prescribed activities in a timely manner and to a high standard consistently driving continuous improvement. Requires in-depth technical knowledge and experience in their assigned area of expertise Thorough understanding of the underlying principles More ❯

to mitigate seasonal changes. Joining a core team, as their newest Senior Software Engineer, you’ll work alongside software, electronics and mechanical engineers. You’ll spend your time writing code as well as observing operationsi in test conditions in a field. You’ll take an interest in tinkering and coming up with multidisciplinary ideas that can improve the technology. … Your interests may lie in software architecture or code quality, but your overall approach will be working and contributing to complex and sophisticated innovations. Requirements: Strong track record of achievement through demonstrable software engineering projects using C# and .NET. This would ideally include interaction with hardware and Cloud applications. Experience using Python and Linux. Additional experience with More ❯

product managers, you’ll turn complex requirements into intuitive, polished user experiences. As a senior contributor, you will influence the front-end architecture, enforce best practices, and ensure high code quality across the team. The ideal candidate has professional experience with React, TypeScript, and modern JavaScript frameworks , along with a strong understanding of component-based architecture, state … and front-end performance optimization. Experience with RESTful APIs, GraphQL, and testing frameworks (Jest, React Testing Library, Cypress) is highly desirable. You should be comfortable mentoring junior engineers, conducting code reviews, and helping the team adopt scalable, maintainable practices. This role offers an exciting opportunity to own the front-end experience in a fast-paced, innovative product environment. Requirements … and ensuring high-quality, maintainable code. Knowledge of performance optimization, accessibility (WCAG), and cross-browser compatibility best practices. Strong collaboration skills, able to mentor junior engineers, conduct code reviews, and promote team-wide best practices. Bonus: experience in SaaS, fintech, or high-traffic web applications , and familiarity with CI/CD pipelines or frontend build tooling (Webpack More ❯

product managers, you’ll turn complex requirements into intuitive, polished user experiences. As a senior contributor, you will influence the front-end architecture, enforce best practices, and ensure high code quality across the team. The ideal candidate has professional experience with React, TypeScript, and modern JavaScript frameworks , along with a strong understanding of component-based architecture, state … and front-end performance optimization. Experience with RESTful APIs, GraphQL, and testing frameworks (Jest, React Testing Library, Cypress) is highly desirable. You should be comfortable mentoring junior engineers, conducting code reviews, and helping the team adopt scalable, maintainable practices. This role offers an exciting opportunity to own the front-end experience in a fast-paced, innovative product environment. Requirements … and ensuring high-quality, maintainable code. Knowledge of performance optimization, accessibility (WCAG), and cross-browser compatibility best practices. Strong collaboration skills, able to mentor junior engineers, conduct code reviews, and promote team-wide best practices. Bonus: experience in SaaS, fintech, or high-traffic web applications , and familiarity with CI/CD pipelines or frontend build tooling (Webpack More ❯

product managers, you’ll turn complex requirements into intuitive, polished user experiences. As a senior contributor, you will influence the front-end architecture, enforce best practices, and ensure high code quality across the team. The ideal candidate has professional experience with React, TypeScript, and modern JavaScript frameworks , along with a strong understanding of component-based architecture, state … and front-end performance optimization. Experience with RESTful APIs, GraphQL, and testing frameworks (Jest, React Testing Library, Cypress) is highly desirable. You should be comfortable mentoring junior engineers, conducting code reviews, and helping the team adopt scalable, maintainable practices. This role offers an exciting opportunity to own the front-end experience in a fast-paced, innovative product environment. Requirements … and ensuring high-quality, maintainable code. Knowledge of performance optimization, accessibility (WCAG), and cross-browser compatibility best practices. Strong collaboration skills, able to mentor junior engineers, conduct code reviews, and promote team-wide best practices. Bonus: experience in SaaS, fintech, or high-traffic web applications , and familiarity with CI/CD pipelines or frontend build tooling (Webpack More ❯

Implement integrations with data lakes and event stores to enable real-time data flow Contribute fullstack features, including React-based frontends and backend services in Java and Python Ensure code quality through clean, maintainable, and well-tested implementations Participate in design reviews, pair programming, and engineering best practices Deliver features across sprint cycles and collaborate with global … Proven ability to integrate AI/ML models and work with prompt-based applications Strong experience with CI/CD, branching strategies, and release automation Comfortable delivering high-quality solutions in a fast-paced, production environment Preferred Skills Experience working in international and distributed teams Familiarity with cloud-agnostic architectures Exposure to observability tools and practices Background in More ❯

performance solutions. Drive technical decisions and architecture trade-offs with a focus on scalability, maintainability, and performance. Mentor and support junior team members, promoting best practices in coding standards, code reviews, and release management. Respond to real-time trading issues in a fast-paced environment, ensuring minimal business disruption. Key Skills & Experience: Strong expertise in Java , Spring Framework/… designing and developing API-based, microservices-driven architectures . Solid understanding of low-latency, multi-threaded systems and distributed messaging . Experience mentoring developers and promoting best practices in code quality and architecture. Collaborative mindset with experience working closely with business stakeholders and cross-functional teams. Desirable Experience: Exposure to CEP engines (Esper) or other live stream More ❯

CI/CD, DevOps, and observability best practices across teams. Collaborate with product leaders to define the roadmap and translate requirements into technical delivery. Technical Excellence Set standards for code quality, testing, and secure-by-design practices. Guide teams in modern software engineering practices across Python, FastAPI, Docker, Kubernetes, Ansible, Bash, Ruby, JavaScript , and related technologies. Provide More ❯

operational tools using React and TypeScript. Integrate external APIs and services into application workflows. Collaborate with AI/ML teams to embed models into real-time operational systems. Ensure code quality, scalability, and maintainability through best practices. Support the development of standardised tools for data analysis and stakeholder reporting. Work with legacy and modern technologies to unify More ❯

operational tools using React and TypeScript. Integrate external APIs and services into application workflows. Collaborate with AI/ML teams to embed models into real-time operational systems. Ensure code quality, scalability, and maintainability through best practices. Support the development of standardised tools for data analysis and stakeholder reporting. Work with legacy and modern technologies to unify More ❯

Node for backend development, but will also have exposure to React on the frontend. You'll work across multiple teams and product streams in a collaborative environment that values code quality. The company are passionate about providing excellent education to hundreds of thousands of students around the world and support a number of causes and cutting edge research projects More ❯

team who are looking for an SDET to help deliver complex, user-facing products. This is a role for someone who thinks like a developer but specialises in quality, working side by side with engineers to ship reliable, well-tested features at pace. Personality is just as important as technical expertise; they want someone collaborative and personable who … London office. Key responsibilities Design, extend and maintain modern automation frameworks Develop reliable UI and integration tests with Playwright or Selenium Collaborate with engineers to improve testability and overall code quality Contribute to CI/CD pipeline improvements Support delivery of key projects across the web portfolio Must-have skills Strong coding skills in C# or TypeScript … Experience with at least one framework: Playwright or Selenium Ability to read and work with full-stack code (React/C#) Understanding of automation within a developer-in-test environment Clear, collaborative communication style Nice to have Knowledge of DevOps practices and CI/CD pipelines Broader test automation experience across multiple tools Exposure to cloud environments The interview More ❯

you'll collaborate with the Lead Engineer on the core trading platform as the company looks to scale the platform and introduce new features. There's an emphasis on code quality; designing and developing highly complex web based trading platforms working across the full development lifecycle. The technology stack includes Java 17, Kotlin, Spring Boot and AWS More ❯