126 to 150 of 434 Code Quality Jobs in the UK

development team is expanding, and we have an exciting opportunity for a Lead React Native Engineer . We are looking for someone who is passionate about creating high-quality mobile experiences and is comfortable balancing hands-on technical delivery and leadership with mentoring a small team. In this role, you will be responsible for designing solutions, participating in … new features and improvements in our mobile applications using Typescript and React Native Continuously improve the user experience of our mobile applications Work in a team environment with shared code, ensuring disciplined use of source code control and process documentation Identify, analyse, and resolve performance bottlenecks and inefficiencies in the mobile application codebase Write and maintain comprehensive unit … tests and documentation for the project Mentor junior developers and actively participate in code reviews to maintain a high standard of code quality for mobile applications Stay informed on mobile development trends, tooling, and best practices Skills, Knowledge, and Expertise Extensive development experience building mobile applications in React Native, with experience in a technical lead role More ❯

development team is expanding, and we have an exciting opportunity for a Lead React Native Engineer . We are looking for someone who is passionate about creating high-quality mobile experiences and is comfortable balancing hands-on technical delivery and leadership with mentoring a small team. In this role, you will be responsible for designing solutions, participating in … new features and improvements in our mobile applications using Typescript and React Native Continuously improve the user experience of our mobile applications Work in a team environment with shared code, ensuring disciplined use of source code control and process documentation Identify, analyse, and resolve performance bottlenecks and inefficiencies in the mobile application codebase Write and maintain comprehensive unit … tests and documentation for the project Mentor junior developers and actively participate in code reviews to maintain a high standard of code quality for mobile applications Stay informed on mobile development trends, tooling, and best practices Skills, Knowledge, and Expertise Extensive development experience building mobile applications in React Native, with experience in a technical lead role More ❯

Docker or Kubernetes Experience of Continuous Integration (CI) and Continuous Delivery (CD) A passion for delivering quality code, by use of TDD and setting high software quality standard We're also using the following technologies and patterns, it would be great if you had some of the skills, if not we can help develop them More ❯

consistency and modern engineering best practices. Collaborate cross-functionally with Sales, Product, Research, QA, and Professional Services. Mentor and coach developers, continuously raising the technical bar. Define and uphold code quality, testing, and deployment standards. Help shape the long-term technical strategy and development roadmap. Manage a team of developers and QA engineers. What you'll bring More ❯

Mobile Engineer, you will contribute to the development of best-in-class mobile apps, working closely with product owners, stakeholders, and your engineering peers to deliver innovative, high-quality solutions. You will report to a Principal Engineer, supporting the delivery of technical strategies and tactical implementations, while also mentoring other engineers to maintain high standards of engineering excellence. … Develop new features and optimise existing ones for mobile applications, ensuring they meet business and user needs. Collaborate with product owners, stakeholders, and cross-functional teams to deliver quality mobile apps. Participate in technical discussions to ensure solutions are robust, scalable, and fit for purpose. Mentor … and guide other engineers to uphold high coding standards and best practices. Support the Principal Engineer in delivering on technical strategies and ensuring alignment with business goals. Conduct thorough code reviews to ensure code quality, security, and performance. Lead by example, fostering a culture of continuous improvement and collaboration. Present technical concepts and solutions to internal More ❯

globally to define a technical vision and strategy for the platform. Architecting scalable and robust cloud solutions using a variety of in-house and third-party tools. Ensuring high code quality and engineering best practices through code reviews, mentoring, and technical guidance. Owning and evolving the technical design of core fraud detection components. Driving continuous improvement … with fraud detection models, anomaly detection, and rule-based systems. Clear understanding of secure coding practices and data privacy principles. Exposure to CI/CD pipelines and infrastructure-as-code tools (e.g., Terraform, CloudFormation). In return, you will be rewarded with a highly competitive salary, annual bonus, performance bonus and an enviable benefits package. Hybrid working 3 days More ❯

globally to define a technical vision and strategy for the platform. Architecting scalable and robust cloud solutions using a variety of in-house and third-party tools. Ensuring high code quality and engineering best practices through code reviews, mentoring, and technical guidance. Owning and evolving the technical design of core fraud detection components. Driving continuous improvement … with fraud detection models, anomaly detection, and rule-based systems. Clear understanding of secure coding practices and data privacy principles. Exposure to CI/CD pipelines and infrastructure-as-code tools (e.g., Terraform, CloudFormation). In return, you will be rewarded with a highly competitive salary, annual bonus, performance bonus and an enviable benefits package. Hybrid working 3 days More ❯

in the Routeware portfolio. This role blends technical depth, organizational leadership, and execution excellence. You'll lead multiple product engineering teams and technical architects responsible for delivering high-quality, scalable, and modern SaaS solutions. You will be instrumental in driving Routeware's shift from siloed products toward a unified, API-first platform that supports growth, customer success, and … CD, test automation, and observability (DataDog, etc.) to move toward proactive issue detection and faster release cadence. Champion developer productivity initiatives - adoption of AI in SDLC, improving developer effectiveness, code quality, and cycle time, etc. through modern tools, metrics, and automation. Partner with Product Management on roadmap execution - translating business priorities into clear technical outcomes. Collaborate with … service-based architectures. Experience managing platform and application teams concurrently (APIs, shared services, core product). Hands-on familiarity with AI Development tooling, DevOps, CI/CD, infrastructure-as-code, and observability tools. Excellent communication skills - able to translate between business goals and technical strategy. Strong collaboration and influencing skills across Product, Architecture, and Operations. Why Routeware Join a More ❯

connected products. This is a hands on role for an engineer who loves crafting great user experiences, learning from experienced peers, and contributing to the development of high quality Android applications that reach millions of players worldwide. Key Responsibilities Develop, test, and maintain Android applications using Kotlin. Implement API driven features, integrating with … backend systems to enable social and connected experiences. Collaborate with product managers, designers, and backend engineers to deliver high quality mobile features. Write clean, maintainable, and testable code, following established engineering practices. Participate in code reviews, debugging, and optimization efforts to ensure app stability and performance. Support CI/CD pipelines, testing processes, and app deployment … technical expertise in Android frameworks and tools. How Your Success Will Be Measured Delivery of reliable, API integrated Android features aligned with product and design goals. Consistent adherence to code quality and testing standards. Collaboration and communication within cross functional teams. Demonstrated growth in technical proficiency and ownership over time. What You Bring 2-4+ years More ❯

way and be a strong advocate of best practice software design patterns, software architecture and agile methodology. +Take a lead in our effort to re-architect and harden our code to prepare for 10x-100x scale +Mentor junior software engineers +Help the team to find the right balance between strong principles and pragmatism; and help the team to inform … buy vs build decisions +Be the standard bearer for code quality (including software test coverage and maintainability of code) Key Requirements: +10+ years experience in software engineering. +10+ years experience with C# and .NET. + Previous experience with Linux, Python and Azure DevOps +Previous experience in both start-ups/scale-ups and larger organisations +Strong More ❯

Docker or Kubernetes * Experience of Continuous Integration (CI) and Continuous Delivery (CD) * A passion for delivering quality code, by use of TDD and setting high software quality standard Desirable Skills: * Designing microservice-based architectures using domain driven design (DDD). CQRS and Event Sourcing patterns * Kubernetes * Knowledge/Certification in Spring framework. * Experience in cloud More ❯

Demonstrated experience applying configuration management best practices, including effective use of Git for source control (e.g., GitHub, Bitbucket, ADO), designing and maintaining automated build and deployment pipelines, and ensuring code quality through continuous integration and delivery; Ability to quickly understand and work within complex application architectures; Strong analytical and problem-solving skills for technical issue resolution; Good More ❯

solutions using modern engineering practices. Work with a range of open-source libraries, frameworks, and components. Build and maintain CI/CD pipelines using tools such as GitLab , ensuring code quality and security. Deploy software systems across public (AWS) and private cloud environments. Engage in all stages of the software lifecycle - from requirements analysis to support and More ❯

and related cloud platforms. Drive automation and build CI/CD pipelines using modern DevOps practices. Identify and manage technical risks, incidents, and performance issues. Maintain high standards of code quality, documentation, and testing across all projects. Skills & Experience Strong proficiency with Microsoft Dynamics 365 CRM modules and Power Platform (Power Apps, Power Automate). Proven experience More ❯

cross-functionally with Product, Data Science, and Operations teams Mentor developers, promote best practices, and improve engineering workflows Shape technical strategy and contribute to long-term system improvements Drive code quality, observability, and resiliency across services Tech Stack Frontend : React, JavaScript/TypeScript Backend : Python (FastAPI, Flask, or Django), ideally with geospatial data processing Cloud : AWS (Lambda More ❯

Desirable (but not essential): Working knowledge of Atlassian products such as JIRA or Bitbucket. Exposure to artifact management tools like Artifactory. Deployment automation experience with Octopus Deploy. Awareness of code quality and analysis tools (e.g., SonarQube). Background with job scheduling platforms such as Control-M. Experience with major cloud providers (Azure, AWS, GCP). Familiarity with More ❯

Key Responsibilities: Design, develop, and maintain high-quality Java-based applications for financial services. Collaborate with cross-functional teams to deliver robust and scalable software solutions. Ensure code quality, security, and performance standards are met. Work on both greenfield and existing applications, improving architecture and implementing best practices. Troubleshoot and resolve complex technical issues. Participate … in code reviews and provide constructive feedback. Stay updated with the latest financial technologies and industry trends. Key Requirements: Based in the London Area 5+ years of experience in Java development (Java 8 or later). Experience with Spring Boot, Microservices architecture, and RESTful APIs. Strong understanding of multi-threading, concurrency, and performance optimization. Knowledge of SQL and database More ❯

based frontend development, with extensive expertise in React. This includes a deep understanding of the DOM, component design, CSS, and state management. Solid performance and security knowledge: profiling, memoization, code-splitting, tree-shaking, bundle analysis, Core Web Vitals, OAuth2/OIDC, JWT handling, CSRF/XSS mitigation, CSP/SRI, dependency hygiene. Proven experience interacting with and co-designing … such as: polling/SSE/WebSockets for long-running tasks, optimistic updates, progress states, idempotent actions. Proficiency in integration, component and unit testing, with a strong commitment to code quality and maintainability. Strong knowledge of DevOps and Git best practices. Experience automating version control, testing, and releases, preferably with GitHub Actions. Nice to have Some experience … Golang). This includes knowledge of database (MongoDB) access patterns (e.g., Optimistic Concurrency Control - OCC) and schema design, domain-driven architecture, and concurrency. Familiarity with the OpenAPI specification and code generation toolsets for API development. Some experience with Python, modern development techniques, and design patterns. Experience in data science tools and ML tools (e.g., NumPy, pandas, scikit-learn, PyTorch More ❯

based frontend development, with extensive expertise in React. This includes a deep understanding of the DOM, component design, CSS, and state management. Solid performance and security knowledge: profiling, memoization, code-splitting, tree-shaking, bundle analysis, Core Web Vitals, OAuth2/OIDC, JWT handling, CSRF/XSS mitigation, CSP/SRI, dependency hygiene. Proven experience interacting with and co-designing … such as: polling/SSE/WebSockets for long-running tasks, optimistic updates, progress states, idempotent actions. Proficiency in integration, component and unit testing, with a strong commitment to code quality and maintainability. Strong knowledge of DevOps and Git best practices. Experience automating version control, testing, and releases, preferably with GitHub Actions. Nice to have Some experience … Golang). This includes knowledge of database (MongoDB) access patterns (e.g., Optimistic Concurrency Control - OCC) and schema design, domain-driven architecture, and concurrency. Familiarity with the OpenAPI specification and code generation toolsets for API development. Some experience with Python, modern development techniques, and design patterns. Experience in data science tools and ML tools (e.g., NumPy, pandas, scikit-learn, PyTorch More ❯

based frontend development, with extensive expertise in React. This includes a deep understanding of the DOM, component design, CSS, and state management. Solid performance and security knowledge: profiling, memoization, code-splitting, tree-shaking, bundle analysis, Core Web Vitals, OAuth2/OIDC, JWT handling, CSRF/XSS mitigation, CSP/SRI, dependency hygiene. Proven experience interacting with and co-designing … such as: polling/SSE/WebSockets for long-running tasks, optimistic updates, progress states, idempotent actions. Proficiency in integration, component and unit testing, with a strong commitment to code quality and maintainability. Strong knowledge of DevOps and Git best practices. Experience automating version control, testing, and releases, preferably with GitHub Actions. Nice to have Some experience … Golang). This includes knowledge of database (MongoDB) access patterns (e.g., Optimistic Concurrency Control - OCC) and schema design, domain-driven architecture, and concurrency. Familiarity with the OpenAPI specification and code generation toolsets for API development. Some experience with Python, modern development techniques, and design patterns. Experience in data science tools and ML tools (e.g., NumPy, pandas, scikit-learn, PyTorch More ❯

based frontend development, with extensive expertise in React. This includes a deep understanding of the DOM, component design, CSS, and state management. Solid performance and security knowledge: profiling, memoization, code-splitting, tree-shaking, bundle analysis, Core Web Vitals, OAuth2/OIDC, JWT handling, CSRF/XSS mitigation, CSP/SRI, dependency hygiene. Proven experience interacting with and co-designing … such as: polling/SSE/WebSockets for long-running tasks, optimistic updates, progress states, idempotent actions. Proficiency in integration, component and unit testing, with a strong commitment to code quality and maintainability. Strong knowledge of DevOps and Git best practices. Experience automating version control, testing, and releases, preferably with GitHub Actions. Nice to have Some experience … Golang). This includes knowledge of database (MongoDB) access patterns (e.g., Optimistic Concurrency Control - OCC) and schema design, domain-driven architecture, and concurrency. Familiarity with the OpenAPI specification and code generation toolsets for API development. Some experience with Python, modern development techniques, and design patterns. Experience in data science tools and ML tools (e.g., NumPy, pandas, scikit-learn, PyTorch More ❯

based frontend development, with extensive expertise in React. This includes a deep understanding of the DOM, component design, CSS, and state management. Solid performance and security knowledge: profiling, memoization, code-splitting, tree-shaking, bundle analysis, Core Web Vitals, OAuth2/OIDC, JWT handling, CSRF/XSS mitigation, CSP/SRI, dependency hygiene. Proven experience interacting with and co-designing … such as: polling/SSE/WebSockets for long-running tasks, optimistic updates, progress states, idempotent actions. Proficiency in integration, component and unit testing, with a strong commitment to code quality and maintainability. Strong knowledge of DevOps and Git best practices. Experience automating version control, testing, and releases, preferably with GitHub Actions. Nice to have Some experience … Golang). This includes knowledge of database (MongoDB) access patterns (e.g., Optimistic Concurrency Control - OCC) and schema design, domain-driven architecture, and concurrency. Familiarity with the OpenAPI specification and code generation toolsets for API development. Some experience with Python, modern development techniques, and design patterns. Experience in data science tools and ML tools (e.g., NumPy, pandas, scikit-learn, PyTorch More ❯

serverless architectures and microservice patterns. Solid understanding of RESTful APIs, event-driven design, and authentication/authorization (Cognito, JWT, etc.). Familiarity with CI/CD pipelines (GitHub Actions, Code Pipeline, etc.). Strong focus on testing, code quality, and best practices. Our client offers – Flexible working hours and a remote friendly culture Opportunity to work More ❯

AI/ML integration and tooling. Key Responsibilities: Design, develop, and maintain enterprise-grade Java applications. Contribute to architecture, scalability, security, performance, and AI/ML-driven features. Review code for secure practices and facilitate code quality and AI-based review tools. Develop backend integrations with AI/ML APIs or embedded models. Integrate applications with … RDBMS/NoSQL databases and messaging systems. Participate in the full SDLC, including CI/CD, and automate with AI code assistants. Core Technical & AI/ML Skills: Advanced Java (Java 11/17+), Spring/Spring Boot frameworks. Microservices (REST, gRPC, event-driven design). Enterprise databases (Oracle, PostgreSQL, SQL Server, MongoDB). CI/CD tools (Jenkins … OWASP, JWT, OAuth2). Familiarity with containerization (Docker, Kubernetes). Experience orchestrating ML workflows (backend ingestion, REST endpoint deployment, realtime inferencing). Automation and optimization with AI—anomaly detection, code review, performance enhancement. Soft Skills: Strong communication and teamwork. Adherence to rigorous delivery processes and documentation. Ability to mentor developers and champion AI-enhanced engineering practices. Commitment to continuous More ❯

Type: Full-time, Permanent Are you a seasoned Full Stack Developer with a passion for building scalable, impactful products? Do you thrive in a fast-paced environment where your code directly influences business growth? On behalf of our client, a dynamic and rapidly scaling tech company in Greater Manchester, we are seeking a Senior PHP Developer to play a … RESTful APIs for seamless third-party integrations and system performance. Implement responsive, user-friendly front-end interfaces using HTML, CSS, JavaScript, and modern tooling. Debug complex issues and optimise code for maximum performance and scalability. Manage cloud infrastructure and deployments using AWS. Collaborate within a Agile team, utilising BitBucket for version control and Jira for project tracking. Participate in … code reviews and feature planning sessions to maintain high code quality and share knowledge. About You (The Essential Skills): A minimum of 2 years' commercial experience with the Laravel framework. Strong proficiency in PHP and a solid understanding of object-oriented programming. Proven front-end skills, including HTML, CSS, JavaScript, and pre-processors like SASS/ More ❯