1 to 25 of 770 Clean Code Jobs in the UK

Senior Software Engineer, Full Stack, Java

Location
Belfast City District, Northern Ireland, United Kingdom
implementation, testing, deployment, and post-release support. Operate independently on complex tasks, owning features end‐to‐end from design through to deployment. Participate in code reviews, providing constructive feedback and ensuring adherence to clean code principles. Troubleshoot and resolve complex software issues, including performance and scalability challenges. … tooling as standard practice across design, implementation, code review, and testing to improve quality and delivery speed. Technical Leadership Contribute to architecture discussions and technical decision‐making. Apply clean code principles and design patterns to deliver maintainable, scalable systems. Champion automated testing practices and contribute to system ...

Senior Software Engineer, Full Stack (C# (.NET)

Location
Belfast City District, Northern Ireland, United Kingdom
design, implementation, testing, deployment, and post-release support. Operate independently on complex tasks, owning features end-to-end across the full stack. Participate in code reviews, providing constructive feedback and ensuring adherence to clean code principles. Troubleshoot and resolve complex software issues across backend and frontend. … tooling as standard practice across design, implementation, code review, and testing to improve quality and delivery speed. Technical Leadership Contribute to architecture discussions and technical decision-making. Apply clean code principles and design patterns to deliver maintainable, scalable systems. Champion automated testing practices and contribute to system ...

Senior Engineer (MongoDB & AWS Serverless)

Location
Greater London, England, United Kingdom
operating cloud‐native, serverless applications on AWS, ensuring solutions are secure, resilient, scalable, and optimised for performance and cost Leading by example in applying clean code, sound architectural principles, and engineering best practices that align with Legal & General’s SSDLC and technology strategy Actively identifying, prioritising, and addressing … strategies that raise the quality bar, with a strong focus on security, accessibility, usability, resilience, and non‐functional requirements Performing and leading high‐quality code reviews, providing constructive feedback that improves code quality, system design, and team capability Driving continuous improvement in team processes, tooling, and ways ...

DevOps Engineer-12

Location
Slough, England, United Kingdom
Work with both internal and vendor development/business teams Design and document solutions based on business requirements. Write a well-designed, testable, quality code following clean code principles. Skills, Knowledge, and qualification AWS, Cloud, Java Role: DevOps Engineer-12 Location: Slough - Berkshire, UK. Salary … improve site performance and reduce issues Build and manage VPC Environments that cover Sandbox, DEV, Test, Production, Training, Support Automate deployments via infrastructure as code (Pulumi/Terraform) Fulfill containerization (Docker etc) troubleshooting and support task Agile ways of working This role requires you to know how to architect ...

Mid/Senior Laravel Developer

Location
United Kingdom
looking for a Senior Laravel developer to lead high-quality builds, write clean, scalable code, and bring smart, user-focused products to life. We’re looking for a Senior Laravel developer to lead high-quality builds, write clean, scalable code, and bring smart, user-focused products … products — working across a range of internal and client-facing projects. This is a hands-on development role with a strong focus on writing clean, maintainable code and delivering high-quality features. You’ll collaborate with designers, delivery leads, and other developers to bring ideas to life ...

Software Engineer

Location
Houghton-le-Spring, England, United Kingdom
join a collaborative agile team with autonomy, high engineering standards, and a focus on continuous improvement. What makes this different: Craft matters - We value clean code, a quality mindset, and engineering excellence Trust and support - Teams make technical decisions collaboratively with mentorship when you need it Real impact … features across the full stack (Azure, .NET APIs, Angular frontend, SQL databases) Make or contribute to architectural and technical decisions within your domain Write clean, tested, maintainable code that solves real problems Participate in and improve our engineering practices (code review, testing strategies, CI/CD pipelines ...

Principal Software Engineer - Customer Platforms

Location
Greater London, England, United Kingdom
Practice to help establish engineering excellence at M&S Lead by example via contributions to our engineering ecosystem Pioneer and promote methodologies like clean code and clean architecture Advocate for engineering productivity, delivery quality and operational excellence through a continuous ecosystem Drive DevOps practices to automate … external brand outreach activities Who You Are: Significant track record of strategic and innovative thinking, as well as execution and implementation Specialist in clean code and implementation of design patterns for common problems. Depth of knowledge in Information Security, you can design, quality review and quality assure solutions ...

Senior Software Engineer

Hiring Organisation
Pure Resourcing Solutions Limited
Location
Cambridge, Cambridgeshire, United Kingdom
Employment Type
Permanent
Salary
£65000 - £70000/annum
performance data processing systems in a production-focused environment. This role is centred on software engineering rather than modelling , with a strong emphasis on clean code, Test-Driven Development (TDD), and scalable data processing . Key Responsibilities Develop and maintain production-grade Python applications. Build high-throughput data … processing pipelines handling large datasets on local server infrastructure. Design and implement robust multithreaded and multiprocessing solutions. Write clean, maintainable code within a TDD environment. Optimise performance across CPU, memory, and I/O intensive workloads. Essential Experience Strong commercial Python development experience. Expert knowledge of multithreading, multiprocessing ...

Lead Full Stack Python / Angular Developer - Startup (Remote)

Location
Cambourne, England, United Kingdom
features (Python) from scratch. Resolve critical production issues promptly. Develop test infrastructures, write documentation, and ensure high performance. Follow development best practices (Clean Code, Clean Architecture, code reviews). Communicate actively with stakeholders, team members, and clients. Valued Skills and Experience Strong proficiency in Python with ...

Senior Backend Developer

Location
Greater London, England, United Kingdom
fostering an inclusive environment where everyone can thrive. If you love solving complex technical puzzles, supporting peers through thoughtful mentorship, and balancing innovation with code quality, we would love to welcome you to our team. Key aspects of the role include Architectural Delivery: Designing and building … proficiency with Kubernetes and Helm to deploy and manage resilient, containerised applications. Agile Execution: Strong experience navigating full Agile delivery lifecycles, turning designs into clean code, and working with Continuous Delivery (CD) pipelines. Supportive Leadership: A passion for clean code, comprehensive testing, and uplifting colleagues through ...

Lead Software Engineer

Hiring Organisation
Anson Mccade
Location
South West London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£80,000
messaging and cloud-based integration. Design and develop applications across Azure, AWS or GCP . Contribute to CI/CD, DevSecOps and Infrastructure as Code practices. Work collaboratively within Agile and scaled Scrum teams. Integrate emerging technologies, including AI-driven development . Promote clean architecture, secure coding … software design patterns . Proven experience leading, mentoring and supporting software engineering teams. Experience building user-facing web applications . Strong understanding of clean code, clean architecture and modern engineering practices. Experience with cloud platforms such as Azure, AWS or GCP . Experience with Docker, Kubernetes ...

Full Stack Senior Web Developer

Location
Sheffield, England, United Kingdom
similar environment. You'll be confident taking ownership of technical direction, guiding projects from initial scoping through to deployment. You’ll love writing clean, scalable, and maintainable code across modern frameworks, working closely with our designers to ensure delivery aligns seamlessly with the creative vision and technical excellence. … love it here. Our Digital team works across a wide range of client projects - from custom websites to tailored e-commerce solutions. We value clean code, great UX, and a collaborative approach to development. For context, we are looking to grow the Digital team and are currently looking ...

Portfolio Software Full Stack Engineer (Contractor)

Location
Cambridge, England, United Kingdom
engineering practices, distributed systems and API design. While this is a full stack role, the primary emphasis is on backend development, system architecture and code quality . Experience with frontend technologies is beneficial but not essential. The successful candidate should also be comfortable working with AI-assisted development tools … reviewing both human-written and AI-generated code, and contributing to technical discussions around architecture and system design. Responsibilities Backend Development Design, develop and maintain scalable backend services using Node.js, TypeScript and modern backend frameworks such as Express.js or similar. Design and implement RESTful APIs and service integrations. Develop ...

Senior AI Software Engineer

Location
United Kingdom
/SNS, DynamoDB, RDS). Implement microservices, distributed-system principles, and strong operational controls for integration into financial products. Uphold engineering best practices: clean code, automated testing, CI/CD, and operational excellence. Diagnose and improve production behaviours relating to reliability, latency, cost, and AI quality. Mentor engineers … Deep understanding of AWS, cloud-native engineering, APIs, and integration patterns. Experience with microservices, messaging patterns, event-driven, and distributed architectures. Commitment to quality, clean code, testing, and operational excellence. Nice to Have Experience with NestJS or similar backend frameworks. Familiarity with LangGraph, Langfuse, or other AI orchestration ...

Lead Full Stack Software Developer

Location
Glasgow, Scotland, United Kingdom
built. The Opportunity This is a technical leadership role for someone who wants to shape a product from first design conversation through to code running in production while staying close to the build the whole way. You'll move fluidly between hands-on delivery and architectural decision-making, working … across a modern stack and deploying multiple times a day. You will be challenged to experiment and champion AI, where currently almost 80% of code is agent generated . If you want influence over how things are built, not just what gets built, this is worth a conversation. Please ...

Senior C# Developer

Location
Manchester, England, United Kingdom
enjoys solving complex problems and delivering high-quality software. You value collaboration, curiosity, and learning as much as coding. You understand the importance of clean code, maintainable architecture, and system performance, and you want to work in a culture where your contributions matter and your growth is supported. … ElasticSearch. Modernizing components of the platform to .NET8+ and Svelte.js, including containerized deployments. Automating infrastructure with Pulumi and Azure DevOps. Participating in architecture discussions, code reviews, and maintaining engineering best practices. What you may have: Strong experience with C#/.NET, including async/await, memory management, and resource ...

Data Scientist

Location
Greater London, England, United Kingdom
environment. Strong predictive modeling foundation: Extensive experience with traditional ML algorithms, Deep Learning frameworks, and complex time-series forecasting. Experience developing production-grade Python code: High proficiency in Python, Pandas, and modern software practices (testing, clean code, code review, CI/CD). Data & Pipeline Expertise ...

Data Scientist

Hiring Organisation
Anaplan
Location
London, UK
Employment Type
Full-time
environment. Strong predictive modeling foundation: Extensive experience with traditional ML algorithms, Deep Learning frameworks, and complex time-series forecasting. Experience developing production-grade Python code: High proficiency in Python, Pandas, and modern software practices (testing, clean code, code review, CI/CD). Data & Pipeline Expertise ...

C# Developer

Location
Greater Manchester, England, United Kingdom
enjoys solving complex problems and delivering high-quality software. You value collaboration, curiosity, and learning as much as coding. You understand the importance of clean code, maintainable architecture, and system performance, and you want to work in a culture where your contributions matter and your growth is supported. … Modernizing components of the platform to .NET 8+ and Svelte.js, including containerized deployments. Automating infrastructure with Pulumi and Azure DevOps. Participating in architecture discussions, code reviews, and maintaining engineering best practices. What you may have: Strong experience with C#/.NET, including async/await, memory management, and resource ...

Full Stack Software Engineer II - Java, React

Location
Greater London, England, United Kingdom
through meaningful challenges, strong mentorship, and a culture that rewards curiosity and craftsmanship. Here, you'll work alongside experienced engineers who are passionate about clean code, scalable architecture, and continuous improvement — and you'll have the opportunity to explore emerging technologies like AI and GenAI from day one. … Software Engineer II at JPMorganChase within [Insert Team Name/Line of Business], you will ship secure, full-stack features, write clean Java code, and deepen your expertise in modern engineering practices — including microservices, event-driven architecture, and CI/CD — while building the foundation for a serious ...

Full Stack Software Engineer II - Java, React

Hiring Organisation
JP Morgan Chase
Location
London, UK
Employment Type
Full-time
through meaningful challenges, strong mentorship, and a culture that rewards curiosity and craftsmanship. Here, you'll work alongside experienced engineers who are passionate about clean code, scalable architecture, and continuous improvement — and you'll have the opportunity to explore emerging technologies like AI and GenAI from day one. … Software Engineer II at JPMorganChase within [Insert Team Name/Line of Business], you will ship secure, full-stack features, write clean Java code, and deepen your expertise in modern engineering practices — including microservices, event-driven architecture, and CI/CD — while building the foundation for a serious ...

Contract .NET Engineer

Location
Manchester, England, United Kingdom
software craftsmanship consultancy. We work with clients on the engineering problems that actually matter to their business, and we do it properly - clean code, sound architecture, and engineering practices that hold up under pressure, not just in a demo. We're not a body-shop; our consultants … across AWS and Azure Working in a regulated environment where quality, testing, and traceability aren't optional Applying proper software craftsmanship practices - TDD, pairing, clean architecture - as standard. Strong commercial experience with .NET/C# in a production environment Experience with cloud platforms (AWS or Azure) and containerised/ ...

Senior JVM Engineers - Java, Scala & Kotlin

Location
Greater London, England, United Kingdom
contributing to the design and development of robust, high‐performance distributed systems. You’ll be expected to bring strong software engineering fundamentals, with TDD, clean code and automated testing embedded in your approach to development. Strong CI/CD experience is essential, along with a solid understanding … Strong commercial experience with Java, Scala and/or Kotlin Excellent understanding of the JVM ecosystem Strong experience with TDD, unit testing and clean code Proven experience building and maintaining CI/CD pipelines Experience designing and developing scalable, distributed systems Strong understanding of software architecture and engineering ...

Arquiteto de Software - Sênior

Location
Greater London, England, United Kingdom
sistema em partes menores e gerenciáveis. Abstrair e segregar responsabilidades entre as camadas. Implementação: Garantir a aderência às boas práticas de desenvolvimento (Solid, Clean Code, etc). Escrever código legível, organizado e de fácil manutenção. Utilizar a linguagem C# de forma eficiente. Implementar testes com boa cobertura, qualidade … resilientes e seguras. Experiência prática em desenvolvimento de software utilizando a linguagem C#. Experiência com a aplicação de princípios de design de software (SOLID, Clean Code, etc). Experiência com a implementação de testes automatizados (unitários, integração, etc). Experiência com padrões de arquitetura (microsserviços, filas de mensagens ...

Software Engineer / AI Code Trainer (Python, Web, Full Stack)

Location
United Kingdom
Software Engineer/AI Code Trainer (Python, Web, Full Stack) Job Description Who Should Apply We are looking for developers from all technical backgrounds and language specializations. If you write clean code and understand software design, you are a fit: Software Engineers & Computer Scientists specializing in algorithms … C++, Java, Go, Rust, or Python. DevOps & Database Engineers familiar with API design, SQL/NoSQL databases, or scripting. Role & Responsibilities As an AI Code Trainer , you will evaluate model-generated code, author reference solutions, and stress-test AI reasoning across various engineering domains. Code Auditing & Quality ...