51 to 75 of 111 Code Quality Jobs in London

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 ❯

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 ❯

supporting frameworks Integrate AI-powered features into the user experience (eg, personalised recommendations, intelligent search) Use AI developer tools (eg, GitHub Copilot, ChatGPT, Tabnine) to boost productivity and maintain code quality Collaborate with designers and Back End engineers to deliver seamless, scalable solutions Mentor junior Front End developers, promoting best practices and innovation Essential Skills & Experience: 5+ 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 ❯

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 ❯

designers and engineers to create an intuitive, industry-leading product. Building and maintaining a scalable component library for a consistent design system. Optimizing performance and ensuring maintainability, scalability, and code quality. This is a 5-days a week in-office role. Requirements And Experience We Are Looking For Expert in React & TypeScript, with strong CSS and responsive design skills. More ❯

designers and engineers to create an intuitive, industry-leading product. Building and maintaining a scalable component library for a consistent design system. Optimizing performance and ensuring maintainability, scalability, and code quality. This is a 5-days a week in-office role. Requirements And Experience We Are Looking For Expert in React & TypeScript, with strong CSS and responsive design skills. More ❯

designers and engineers to create an intuitive, industry-leading product. Building and maintaining a scalable component library for a consistent design system. Optimizing performance and ensuring maintainability, scalability, and code quality. This is a 5-days a week in-office role. Requirements And Experience We Are Looking For Expert in React & TypeScript, with strong CSS and responsive design skills. More ❯

designers and engineers to create an intuitive, industry-leading product. Building and maintaining a scalable component library for a consistent design system. Optimizing performance and ensuring maintainability, scalability, and code quality. This is a 5-days a week in-office role. Requirements And Experience We Are Looking For Expert in React & TypeScript, with strong CSS and responsive design skills. More ❯

a new crypto offering and split your time between hands-on development with people management (70/30). You'll set the technical direction, mentor engineers and ensure code quality, observability, scalability and security are embedded into high-quality, high-impact releases. You'll be working with a modern, cloud native tech stack using … model with two days a week work from home, when you are in the office you'll be based in the City with an upbeat team environment, casual dress code and a range of facilities including roof terrace, restaurant and break out areas. About you: You have strong technical and people leadership skills You have advanced experience of building More ❯

Project Reactor Designing, building, deploying and running services for retail scale workloads and considerations for running at scale Working in agile teams with a strong focus on testing and code quality across the whole build and deployment cycle, including pair programming, TDD and BDD practises Building for security, resilience and scale with testing practises to evidence behaviours … of your software using automation Tools required to run and deliver software in agile teams including automation pipelines, and Infrastructure as Code technologies, ideally terraform, with public cloud infrastructure a positive More ❯

Project Reactor Designing, building, deploying and running services for retail scale workloads and considerations for running at scale Working in agile teams with a strong focus on testing and code quality across the whole build and deployment cycle, including pair programming, TDD and BDD practises Building for security, resilience and scale with testing practises to evidence behaviours … of your software using automation Tools required to run and deliver software in agile teams including automation pipelines, and Infrastructure as Code technologies, ideally terraform, with public cloud infrastructure a positive 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 ❯

track record in leading engineering teams or high-performing technical squads. • Strategic thinker who can balance hands-on coding with technical leadership. • Advocate for software engineering best practices, including code quality, testing, and agile delivery. • Comfortable managing client-facing technical discussions and influencing stakeholders. • Experience with cloud technologies, scalable architectures, and modern CI/CD practices. • Passionate More ❯

Mobile Squad: Coach and mentor a talented team of engineers, run sprint planning, unblock issues, and raise risks early. Ensure Engineering Excellence: Drive a best-practice approach to testing, code quality, monitoring, crash reporting, and observability. Integrate Seamlessly: Work closely with back-end and integration teams to deliver functionality across complex third-party SDKs (BLE, mobile access … align with product goals. Track and improve app health: Telemetry and insights to track tech debt and improvements, and improve crash-free rates, render times, and store ratings Provide code reviews, feedback, and mentorship to junior developers. Required Skills 3+ years working on production Flutter apps used by thousands 5+ years working on iOS and Android development (Swift/ 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 ❯

a new crypto offering and split your time between hands-on development with people management (70/30). You'll set the technical direction, mentor engineers and ensure code quality, observability, scalability and security are embedded into high-quality, high-impact releases. You'll be working with a modern, cloud native tech stack using … model with two days a week work from home, when you are in the office you'll be based in the City with an upbeat team environment, casual dress code and a range of facilities including roof terrace, restaurant and break out areas. About you: You have strong technical and people leadership skills You have advanced experience of building More ❯

a new crypto offering and split your time between hands-on development with people management (70/30). You'll set the technical direction, mentor engineers and ensure code quality, observability, scalability and security are embedded into high-quality, high-impact releases. You'll be working with a modern, cloud native tech stack using … model with two days a week work from home, when you are in the office you'll be based in the City with an upbeat team environment, casual dress code and a range of facilities including roof terrace, restaurant and break out areas. About you: You have strong technical and people leadership skills You have advanced experience of building More ❯

QEMU & VMWare. Good working knowledge of MySQL/MariaDB and other data stores such as Redis, Memcache and DynamoDB. Knowledge of CI/CD pipelines, particularly Github actions and code quality controls. A keen interest in operational excellence and improvement. Prior experience in developing processes and clear, concise documentation. Demonstrated ability in monitoring, metrics and system observability. More ❯

an innovative data platform. Working remotely and outside of IR35, the Snowflake Lead Data Engineer/Tech Lead will actively work on delivering the technical solutions whilst carrying out code reviews, setting best practices, ensuring code quality, keeping everyone aligned from a technical standpoint, and fostering good communication and collaboration. This will involve: Working with the More ❯

Excellent communication, stakeholder management, and leadership capabilities 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. Please send CV for full details and immediate interviews. We are a preferred supplier to the client. More ❯

Using a wide range of technologies, specialising in the use of open-source libraries and components Utilising tools to build continuous integration pipelines, which help monitor and ensure software quality and security Deploying software systems to a mixture of environments, including public and private cloud Full Software Lifecycle involvement: project concept formalisation; requirements analysis and specification; architecture design More ❯

ll play a key role in helping the team evolve from early-stage speed to long-term stability, with the freedom to influence both product direction and engineering quality What you’ll be doing … Building and scaling a Node.js application that sits at the core of the product Designing and implementing new features for different sectors and use cases Helping drive improvements in code quality, architecture, and testing practices Working closely with product and engineering to prioritise, shape, and deliver features Introducing best practices and guiding a shift towards cleaner, more … maintainable code What we’re looking for: Strong hands-on experience with Node.js Comfortable working across or picking up other tech as needed – ie AWS, React etc (If you have experience with AWS & React, that is a bonus) Enthusiasm for writing clean, tested, production-ready code Experience (or interest) in data-heavy systems, IoT, or connected devices If More ❯