51 to 75 of 704 Clean Code Jobs in the UK

Full Stack Software Engineer III - Java

Location
Greater London, England, United Kingdom
businesses — and we're looking for engineers who take ownership, raise the bar, and grow fast. You'll work in a culture of strong code reviews, fast feedback, and scalable architecture, with real opportunities to deepen your technical influence and shape the future of financial technology. As a Software … within the Global Banking Technology team, you will own end-to-end delivery of secure, full stack features — turning requirements into solid designs, shipping clean Java code, and improving services built on microservices, Kafka/event-driven patterns, and CI/CD pipelines. You will troubleshoot complex production ...

Full Stack Software Engineer

Hiring Organisation
We Are Dcoded Limited
Location
Manchester, North West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£70,000
with the web codebase where sensible. Using AI coding tools as part of your workflow: critically reviewing, testing, and taking ownership of AI-generated code rather than accepting it uncritically. Participating in code review, architectural discussions, and establishing engineering practices and standards as an early hire. Helping build … culture of strong engineering discipline (clean code, sound OOP design, and a proper test pyramid) in a company operating in a regulated, data-sensitive industry (motor insurance). Skills and Experience Essential Strong engineering fundamentals: SOLID, DRY, Law of Demeter, and the reasoning behind them, not just ...

Python Software Engineer

Location
Greater London, England, United Kingdom
client-facing platform. You’ll work closely with other engineers and cross-functional teams, take ownership of complex problems, and ship production-ready code that has real business impact. You’ll also contribute to design and architecture discussions and help maintain high standards for code quality and system … party systems, including asynchronous processing and event-driven architecture Shape technical direction, contribute to architectural decisions, and plan for scalability, performance, and reliability Write clean, pragmatic code with a strong focus on maintainability, observability, and security Investigate complex issues across distributed systems, identify root causes, and drive long ...

Senior Software Engineer, Full-Stack Applications (Python)

Hiring Organisation
Fitch Group
Location
Manchester, United Kingdom
Employment Type
Full Time
applications – Build robust, scalable applications using Python (FastAPI/Flask), and ReactJS following best practices and design patterns • Contribute to the development lifecycle – Write clean, maintainable code, implement CI/CD pipelines with GitHub Actions, deploy to Kubernetes, and ensure quality through testing and code reviews • Work … other engineers to understand requirements and deliver solutions that meet business needs • Apply engineering best practices – Follow SOLID principles and design patterns, participate in code reviews, solve technical challenges, and contribute to code quality • Support and improve systems – Troubleshoot production issues, optimize performance, and help ensure reliability ...

Senior Software Engineer (Kotlin, Spring Boot)

Location
Leeds, England, United Kingdom
Saving Expert, building digital products and services that make a difference while always putting people first. We’re a team of creators. We write code, shape delivery, build go-to-market strategies, develop AI solutions and create the practices that support our people. We work side by side with … performant and aligned with best practices. Develop and evolve RESTful APIs with a focus on security, versioning, performance and reliability. Champion engineering excellence through clean code, automated testing, documentation and code reviews. Drive delivery across multiple initiatives while balancing speed, quality and commercial value. Mentor engineers through ...

Senior Software Engineer (Kotlin, Spring Boot)

Location
Manchester, England, United Kingdom
Saving Expert, building digital products and services that make a difference while always putting people first. We’re a team of creators. We write code, shape delivery, build go-to-market strategies, develop AI solutions and create the practices that support our people. We work side by side with … performant and aligned with best practices. Develop and evolve RESTful APIs with a focus on security, versioning, performance and reliability. Champion engineering excellence through clean code, automated testing, documentation and code reviews. Drive delivery across multiple initiatives while balancing speed, quality and commercial value. Mentor engineers through ...

Senior Software Engineer (Kotlin, Spring Boot)

Location
City of Edinburgh, Scotland, United Kingdom
Saving Expert, building digital products and services that make a difference while always putting people first. We’re a team of creators. We write code, shape delivery, build go-to-market strategies, develop AI solutions and create the practices that support our people. We work side by side with … performant and aligned with best practices. Develop and evolve RESTful APIs with a focus on security, versioning, performance and reliability. Champion engineering excellence through clean code, automated testing, documentation and code reviews. Drive delivery across multiple initiatives while balancing speed, quality and commercial value. Mentor engineers through ...

Senior Software Engineer (Kotlin, Spring Boot)

Location
Greater London, England, United Kingdom
Saving Expert, building digital products and services that make a difference while always putting people first. We’re a team of creators. We write code, shape delivery, build go-to-market strategies, develop AI solutions and create the practices that support our people. We work side by side with … performant and aligned with best practices. Develop and evolve RESTful APIs with a focus on security, versioning, performance and reliability. Champion engineering excellence through clean code, automated testing, documentation and code reviews. Drive delivery across multiple initiatives while balancing speed, quality and commercial value. Mentor engineers through ...

Full Stack Java Web Developer

Location
Nottingham, England, United Kingdom
evolution of our trading platform and web user interfaces. Responsibilities Contributes to design, development, and implementation of backend services and web applications. Writes clean, maintainable, and well-tested code following established engineering practices. Participates in technical design discussions and collaborates with senior engineers and architects. Works closely with … Experience with SQL and relational databases (e.g. PostgreSQL). Proficiency with version control (Git) and build tools (Maven/Gradle). Strong focus on clean code, unit testing, and code reviews. Familiar with Agile development practices. Comfortable working in Linux/Unix environments. Experience with trading platforms ...

Head of Engineering

Location
Greater London, England, United Kingdom
issues when needed. Manage technical debt deliberately and prevent it from slowing down the business. Raise engineering quality Set clear standards for technical design, clean code, testing, code reviews, documentation, and release readiness. Improve automated testing, observability, production stability, and development workflows. Challenge weak technical decisions … Work closely with Product, Operations, and Compliance in a regulated fintech environment. Build an AI‐native engineering function Integrate AI into technical design, coding, code review, testing, documentation, debugging and incident analysis. Automate repetitive engineering and QA workflows. Create practical standards for safe and effective AI‐assisted development. Measure ...

Senior Software Engineer - Java, Node.js & AWS

Location
Leeds, England, United Kingdom
performant and aligned with best practices. Develop and evolve RESTful APIs with a focus on security, versioning, performance and reliability. Champion engineering excellence through clean code, automated testing, documentation and code reviews. Drive delivery across multiple initiatives while balancing speed, quality and commercial value. Mentor engineers through … performance fundamentals Experience with Python, Spring Cloud, WebFlux or reactive programming would be advantageous. What Success Looks Like Technical Excellence & Craft Mastery Write clean, maintainable and highly optimised code. Set high standards for quality, testing and documentation. Coach others in engineering best practices and modern development techniques. Design scalable ...

Senior Software Engineer - Java, Node.js & AWS

Location
Manchester, England, United Kingdom
performant and aligned with best practices. Develop and evolve RESTful APIs with a focus on security, versioning, performance and reliability. Champion engineering excellence through clean code, automated testing, documentation and code reviews. Drive delivery across multiple initiatives while balancing speed, quality and commercial value. Mentor engineers through … performance fundamentals Experience with Python, Spring Cloud, WebFlux or reactive programming would be advantageous. What Success Looks Like Technical Excellence & Craft Mastery Write clean, maintainable and highly optimised code. Set high standards for quality, testing and documentation. Coach others in engineering best practices and modern development techniques. Design scalable ...

Senior Software Engineer - Java, Node.js & AWS

Location
Greater London, England, United Kingdom
performant and aligned with best practices. Develop and evolve RESTful APIs with a focus on security, versioning, performance and reliability. Champion engineering excellence through clean code, automated testing, documentation and code reviews. Drive delivery across multiple initiatives while balancing speed, quality and commercial value. Mentor engineers through … performance fundamentals Experience with Python, Spring Cloud, WebFlux or reactive programming would be advantageous. What Success Looks Like Technical Excellence & Craft Mastery Write clean, maintainable and highly optimised code. Set high standards for quality, testing and documentation. Coach others in engineering best practices and modern development techniques. Design scalable ...

Senior Software Engineer - Java, Node.js & AWS

Location
City of Edinburgh, Scotland, United Kingdom
performant and aligned with best practices. Develop and evolve RESTful APIs with a focus on security, versioning, performance and reliability. Champion engineering excellence through clean code, automated testing, documentation and code reviews. Drive delivery across multiple initiatives while balancing speed, quality and commercial value. Mentor engineers through … performance fundamentals Experience with Python, Spring Cloud, WebFlux or reactive programming would be advantageous. What Success Looks Like Technical Excellence & Craft Mastery Write clean, maintainable and highly optimised code. Set high standards for quality, testing and documentation. Coach others in engineering best practices and modern development techniques. Design scalable ...

Senior Software Engineer, Full-Stack Applications (Python)

Location
Manchester, England, United Kingdom
applications – Build robust, scalable applications using Python (FastAPI/Flask), and ReactJS following best practices and design patterns Contribute to the development lifecycle – Write clean, maintainable code, implement CI/CD pipelines with GitHub Actions, deploy to Kubernetes, and ensure quality through testing and code reviews Work … other engineers to understand requirements and deliver solutions that meet business needs Apply engineering best practices – Follow SOLID principles and design patterns, participate in code reviews, solve technical challenges, and contribute to code quality Support and improve systems – Troubleshoot production issues, optimize performance, and help ensure reliability ...

Senior Python Developer/ Engineer

Location
City of Westminster, England, United Kingdom
internal client systems and external third-party APIs using REST, webhooks, and event-driven integration patterns. Apply software engineering best practices, including SOLID principles, Clean Architecture, Repository Pattern, Factory Pattern, Strategy Pattern, Dependency Injection, and other design patterns to create maintainable and extensible solutions. Implement resilient solutions using retry … circuit breaker patterns, dead-letter queues, and asynchronous messaging. Work within established development and release processes to ensure high-quality software delivery. Contribute to code quality, automated testing, performance optimization, and system reliability improvements. Support CI/CD deployment pipelines and collaborate with DevOps teams to ensure smooth ...

Mid-Level Software Developer (Android & Backend)

Location
Wakefield, England, United Kingdom
Investigating and resolving issues across applications, devices, hardware and networks Improving application performance, stability and reliability Contributing to architecture and technical design discussions Writing clean, testable and maintainable code Reviewing code and helping maintain high engineering standards Supporting deployment, monitoring and continuous improvement Working closely with Product … looking for someone who: Enjoys learning and working with new technologies Takes ownership and follows work through to completion Approaches problems pragmatically Writes clean, maintainable code Is comfortable working independently while collaborating with a wider team Communicates technical information clearlyEnjoys investigating complex problems rather than working within ...

Backend Developer - AWS/Typescript/Serverless Architecture/AWS Lambda

Location
Leeds, England, United Kingdom
including AWS Lambda Build secure, scalable and reliable APIs and backend services Translate user and business requirements into reliable, maintainable technical solutions Write clean, well-tested and maintainable code following modern software engineering practices Work collaboratively with frontend and mobile developers, designers, product managers, QA professionals and other … technical specialists within an agile multidisciplinary team Participate in technical discussions, code reviews and architectural decision-making Develop automated tests and contribute to continuous integration and continuous delivery processes Investigate and resolve technical issues, defects, performance problems and production incidents Consider security, accessibility, privacy, resilience, scalability and performance throughout ...

Backend Developer - AWS/Typescript/Serverless Architecture/AWS Lambda

Location
City of Edinburgh, Scotland, United Kingdom
including AWS Lambda Build secure, scalable and reliable APIs and backend services Translate user and business requirements into reliable, maintainable technical solutions Write clean, well-tested and maintainable code following modern software engineering practices Work collaboratively with frontend and mobile developers, designers, product managers, QA professionals and other … technical specialists within an agile multidisciplinary team Participate in technical discussions, code reviews and architectural decision-making Develop automated tests and contribute to continuous integration and continuous delivery processes Investigate and resolve technical issues, defects, performance problems and production incidents Consider security, accessibility, privacy, resilience, scalability and performance throughout ...

Backend Developer - AWS/Typescript/Serverless Architecture/AWS Lambda

Location
Greater London, England, United Kingdom
including AWS Lambda . Build secure, scalable and reliable APIs and backend services. Translate user and business requirements into reliable, maintainable technical solutions. Write clean, well-tested and maintainable code following modern software engineering practices. Work collaboratively with frontend and mobile developers, designers, product managers, QA professionals … other technical specialists within an agile multidisciplinary team. Participate in technical discussions, code reviews and architectural decision-making. Develop automated tests and contribute to continuous integration and continuous delivery processes. Investigate and resolve technical issues, defects, performance problems and production incidents. Consider security, accessibility, privacy, resilience, scalability and performance ...

Senior AI Consultant - Agentic AI & Generative AI

Hiring Organisation
Deerfoot Recruitment Solutions
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£80,000
DevOps: Azure (App Services, OpenAI, AKS), GCP (Vertex AI, Cloud Run), Docker, GitHub Actions, Azure DevOps, RBAC and cost controls. Solid software engineering fundamentals: Clean Code (SOLID, DRY), DDD, modular architecture, TDD and code quality tooling. Desirable: RAG pipelines, MCP, LLM integration (OpenAI, Gemini, Hugging Face models ...

C++ Software Engineer

Hiring Organisation
KO2 Embedded Recruitment Solutions LTD
Location
Glasgow, Lanarkshire, Scotland, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£65,000
closely with chemistry subject-matter experts and implement their algorithms using sound design patterns and modern C++. You'll be one of the main code reviewers, protect the quality and consistency of the architecture, and mentor junior developers as they continue to grow. Key responsibilities Maintain and modernise … modern C++ Implement new cheminformatics algorithms specified by the SMEs Review algorithm specifications for feasibility and clarity before implementation Act as a primary code reviewer, protecting the team's architectural consistency and code quality Own the test strategy for your work, covering unit and integration tests, edge cases ...

Full Stack Developer

Location
Greater London, England, United Kingdom
offs involved in extending a long-lived enterprise product rather than starting from a blank page. You know there's a big difference between code that just-about-works versus “clean” code that's well-structured and maintainable — and you want to deliver the latter. You love ...

Senior Consultant - Agentic AI / Generative AI

Location
Manchester, England, United Kingdom
Storage.* Cloud & DevOps: Azure (App Services, OpenAI, AKS), GCP (Vertex AI, Cloud Run), Docker, GitHub Actions, Azure DevOps, RBAC and Cost Controls.* Software Engineering: Clean Code (SOLID, DRY), DDD, modular architecture, TDD, code quality tools. · AI Engineering (Desirable): RAG pipelines, agentic workflows, MCP, LLM integration (OpenAI, Gemini ...

Senior Consultant - Agentic AI / Generative AI

Location
Glasgow, Scotland, United Kingdom
Storage.* Cloud & DevOps: Azure (App Services, OpenAI, AKS), GCP (Vertex AI, Cloud Run), Docker, GitHub Actions, Azure DevOps, RBAC and Cost Controls.* Software Engineering: Clean Code (SOLID, DRY), DDD, modular architecture, TDD, code quality tools. · AI Engineering (Desirable): RAG pipelines, agentic workflows, MCP, LLM integration (OpenAI, Gemini ...