1 to 25 of 444 Clean Code Jobs in the UK

Principal Software Engineer - International

Hiring Organisation
Jobleads-UK
Location
City of Westminster, England, United Kingdom
direction and influence Technology and Product investment decisions, engineering team structures and delivery approaches to ensure sustainable, scalable outcomes. Champion engineering excellence by promoting clean code, clean architecture, automation, DevOps principles and pragmatic engineering practices that improve maintainability, productivity and delivery quality. Drive operational ownership … engineering environments, with a proven track record of strategic thinking, technical innovation and successful large‐scale delivery. Strong expertise in software engineering fundamentals, including clean code, clean architecture, design patterns, distributed systems and solution design for highly complex, business‐critical platforms. Demonstrable experience shaping technology strategy ...

Java Developer

Hiring Organisation
Global
Location
Greater London, United Kingdom
Employment Type
Full Time
product owners to understand requirements, shape solutions and influence architectural decisions. Lead and contribute to technical discussions to ensure smooth integration across services. Code quality and best practice (15%) : Champion clean code principles, contract-first design and well-tested software. Lead by example in code reviews … Take real ownership of features and technical initiatives, from concept to production, and see the direct impact of your work. Keep it Simple : Use clean, well-structured code and clear design to solve intricate problems in a way that's easy to maintain and extend. Better Together : Collaborate ...

Principal Software Engineer SC&L

Hiring Organisation
Jobleads-UK
Location
City of Westminster, 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 … Mule, Kafka, MQ Blue Yonder Dispatcher Essential Experience 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 ...

Senior Staff Generative AI Engineer – VP (IC, Hands-On)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
iteration, and strong engineering practices. Here, you’ll work alongside passionate experts, leverage the latest in AI, and contribute to a culture that values clean code, thoughtful design, and direct, hands‐on problem‐solving. We’re not just adopting AI; we’re building the intelligence that powers … engineering excellence. If you’re a builder who thrives on technical challenge, delivering measurable impact, and mentoring others while getting your hands dirty with code, we want to hear from you. Architect & Build Production Systems: Lead the hands‐on development of sophisticated Generative AI applications, LLM‐powered solutions ...

Senior Staff Generative AI Engineer – VP (IC, Hands-On)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
iteration, and strong engineering practices. Here, you'll work alongside passionate experts, leverage the latest in AI, and contribute to a culture that values clean code, thoughtful design, and direct, hands-on problem-solving. We're not just adopting AI; we're building the intelligence that powers … engineering excellence. If you're a builder who thrives on technical challenge, delivering measurable impact, and mentoring others while getting your hands dirty with code, we want to hear from you.As a Staff Generative AI Engineer, you will:* **Architect & Build Production Systems:** Lead the hands-on development of sophisticated ...

Full Stack Sofware Engineer

Hiring Organisation
CGI
Location
Newry Mourne and Down, United Kingdom
Employment Type
Full Time
with product owners, designers, architects, and clients to translate requirements into secure, scalable software that delivers real value. By taking ownership of quality, applying clean code principles, and embedding automated testing, you will help create resilient, maintainable systems that stand the test of time. You will also contribute … team. With the backing of a supportive engineering community, you will be empowered to experiment, strengthen best practice, and expand your expertise - including low-code delivery using the Microsoft Power Platform where appropriate. Key responsibilities: Design & Develop secure, scalable full-stack applications using modern frameworks Build & Integrate responsive user ...

Principal Software Engineer – Customer Platforms

Hiring Organisation
Jobleads-UK
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 … internal and external brand outreach activities. Requirements 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 ...

Principal Software Engineer – Food

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
direction and influence our overall strategy Champion Communities of Practice 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 Drive DevOps practices to automate the Product development life … internal and external brand outreach activities Requirements 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 Confident driving system design conversations Able to analyse current ...

Senior Full Stack/Native Cloud Engineer (Vice President)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
solutions end‐to‐end, from technical design and architecture through to production deployment, monitoring, support, and continuous improvement. Champion engineering best practices across code quality, testing, CI/CD, observability, maintainability, and operational resilience. Mentor and guide junior and mid‐level engineers, setting high technical standards through code … using Angular or React, with a focus on reliable, maintainable, and responsive UI delivery. Strong understanding of software engineering best practices, including automated testing, clean code, code reviews, CI/CD, observability, and secure development practices. Experience deploying and operating production‐grade systems in cloud or hybrid ...

Senior Software Developer

Hiring Organisation
Jobleads-UK
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. … with ElasticSearch. Modernise platform components to .NET 8+ and Svelte.js, including containerised deployments. Automate infrastructure with Pulumi and Azure DevOps. Participate in architecture discussions, code reviews, and maintain engineering best practices. What you may have: Strong experience with C#/.NET, including async/await, memory management and resource ...

Senior Java Developer

Hiring Organisation
Global
Location
Greater London, United Kingdom
Employment Type
Full Time
that support great user experiences across our platforms. Engineering excellence (35%) : Design, build and maintain backend services using modern Java and Spring Boot, applying clean code principles, contract-first design and robust automated testing. Leadership & collaboration (30%) : Guide and mentor engineers in the team, champion best practices … clear, maintainable solutions that allow the team to move quickly and safely. Better Together : Be part of a collaborative engineering culture that values pairing, code reviews, shared decision-making and learning from each other. What Success Looks Like In your first few months, you'll have: Contributed ...

Senior Software Engineer I – Search and AI Platform

Hiring Organisation
Elsevier
Location
Greater London, United Kingdom
Employment Type
Full Time
Salary
86900 to 144600 EUR Annually
with databases, web services, or AWS services (Neo4j, DynamoDB, RDS, S3, Parameter Store, SQS, SNS, Kinesis) to support ingestion, storage, and messaging pipelines. Champion clean code, SOLID principles, and engineering best practices , setting standards and mentoring engineers. Collaborate with product managers and engineering teams to deliver advanced search … cloud-native architectures with AWS and Kubernetes (EKS) . An advocate of best practices for rapid development of quality software, including SOLID principles, clean code, architectural design patterns, CI/CD Familiarity with Agile, Kanban, or other iterative development methodologies. Comfortable learning new technologies, languages, and tools ...

Lead Software Engineer- Tax & Legal Technology -108720

Hiring Organisation
KPMG UK
Location
London, UK
mentoring others Programming Skills: Have heavily used modern object-oriented languages such has C# or Java Enterprise Expertise : Expertise in software design patterns, clean code, and clean architecture principles & Knowledge of how to build REST APIs and have experience of messaging. Data Modelling: Worked with defining data … ASP.NET Core Use front end Typescript/React, ASP.NET MVC or C#/Blazor Cloud Experience: Build cloud first applications with high unit test code coverage on a continuous delivery platform with 100% infrastructure as code Package applications in containers and deploy on Azure Kubernetes Service Data Modelling ...

Lead Software Engineer- Tax & Legal Technology –108720

Hiring Organisation
KPMG UK
Location
City of London, London, United Kingdom
mentoring others Programming Skills: Have heavily used modern object-oriented languages such has C# or Java Enterprise Expertise : Expertise in software design patterns, clean code, and clean architecture principles & Knowledge of how to build REST APIs and have experience of messaging. Data Modelling: Worked with defining data … ASP.NET Core Use front end Typescript/React, ASP.NET MVC or C#/Blazor Cloud Experience: Build cloud first applications with high unit test code coverage on a continuous delivery platform with 100% infrastructure as code Package applications in containers and deploy on Azure Kubernetes Service Data Modelling ...

Snr Front End Developer

Hiring Organisation
Som3
Location
Milton Keynes, Buckinghamshire, United Kingdom
Employment Type
Contract
Contract Rate
£50000 - £60000/annum
standards. Ensure cross-browser and cross-device compatibility. Develop and maintain automated component and end-to-end tests using appropriate testing tools. Conduct peer code reviews and help improve development standards and component architecture. Collaborate with back-end developers on API integration and data-fetching approaches. Monitor and optimise … 2.1 AA . Experience optimising web performance and Core Web Vitals. Strong knowledge of responsive design and cross-browser compatibility. A strong understanding of clean code, code reviews and modern development best practices. This is an excellent opportunity for a Senior Front End Developer to take genuine ...

Senior Software Engineer

Hiring Organisation
Jobleads-UK
Location
Reigate, England, United Kingdom
successful in this role with experience in delivering large‐scale Cloud services. The Role Provide technical input, guidance and leadership to the team (including code quality, best practices, processes, some aspects of release management, etc.). Assist in the design and documenting of solutions meeting functional and non‐functional … unit and system testing, deployment, operations, monitoring and incident management. Software engineering fundamentals + Strong grounding in object‐oriented design, design patterns, SOLID principles, clean code practices, code review, documentation and Agile delivery. Core technical stack + Hands‐on experience with C# and .NET (Core/6+ ...

Software Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
founding engineering team as we scale. Having passed the junior stage of your career, you bring over 3 years of commercial experience writing clean code and shipping features independently. In this role, you will take true end-to-end ownership of core platform features, work across our stack … without corporate red tape, , you won't just pull tickets from a backlog - you will actually own your work end-to-end, see your code ship, and see its immediate impact on users. Building the Engineering Culture: Joining our founding engineering team means you are actively building our engineering ...

Senior Engineer, Risk Engineering

Hiring Organisation
Jobleads-UK
Location
United Kingdom
products and risk models.* Continuous Codebase Optimization: Actively optimize and refactor the existing codebase to enhance automated testing, performance, and maintainability.* Engineering Excellence: Write clean, well-documented code, participate actively in code reviews, and champion agile best practices within the team.**What You’ll Bring*** Professional Experience … unit/integration testing, TDD, and exposure to simulation or stress testing.* Software Design Fundamentals: Well-versed in Agile methodologies, design patterns, DRY principles, Clean Code, and microservices architecture.* Technical Ecosystem: Proficient with modern DevOps and cloud tools, including Git, Docker, Kubernetes, and cloud platforms (GCP preferred). ...

Senior Mobile Developer

Hiring Organisation
Method-Resourcing
Location
Manchester, North West, United Kingdom
Employment Type
Permanent
Working with Swift, SwiftUI and UIKit for iOS development Developing Android applications using Kotlin and Java Integrating REST APIs and third party services Writing clean, maintainable and scalable code Taking part in code reviews and contributing to technical decisions Working closely with cross functional teams … Kotlin and Java Publishing applications to both the Apple App Store and Google Play Store REST API integration Mobile application architecture including MVVM or Clean Architecture Git and modern development practices CI/CD pipelines and automated testing Experience with cloud platforms, Firebase, Azure, AWS, Google Cloud or cross ...

Senior Java Developer

Hiring Organisation
MW recruitment
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£90,000 - £125,000 per annum
developing and enhancing Java-based applications, APIs and web platforms Customising and extending third-party trading systems Building scalable microservices and distributed applications Writing clean, maintainable, test-driven code using SOLID principles and design patterns Working closely with business stakeholders to translate requirements into technical solutions Participating … architecture discussions, code reviews and continuous improvement initiatives Mentoring and supporting developers while promoting engineering excellence Collaborating with global development teams and contributing to Agile delivery Leveraging AI tools to improve developer productivity throughout the SDLC. About You You'll have strong Java development experience gained within Financial Services ...

Software Engineer (Applied AI)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
tech stack : You’ll work in React (JavaScript/TypeScript) on the frontend and Python (FastAPI, SQLAlchemy) on the backend, shipping production-ready code and user-facing features in addition to innovative ML work. Live on the cutting edge of AI tooling : You’ll help push the boundary … paced iterative environment : Collaborate closely with design, product, and beyond to deliver and iterate on impressive features and prototypes at world-class pace. Keep code clean and well-tested : Maintain clean, efficient, and tested code with clear documentation for both peers and future reference. Review, refine ...

Senior Fullstack Software Engineer

Hiring Organisation
Sanderson Government and Defence
Location
United Kingdom
Employment Type
Permanent
Salary
£65,000
system design Work across the full software development lifecycle from concept through to deployment Troubleshoot and resolve complex technical challenges Quality & Best Practice Write clean, maintainable, and well-tested code Implement and optimise CI/CD pipelines Conduct code reviews and uphold high engineering standards Ensure solutions … understanding of Agile and DevOps practices, including CI/CD Experience with cloud platforms such as AWS, Azure, or GCP Familiarity with infrastructure as code (e.g. Terraform) Experience with modern architectures such as microservices, containerisation (Docker/Kubernetes), or serverless Knowledge of automated testing and modern development practices Awareness ...

Lead Fullstack Software Engineer

Hiring Organisation
Sanderson Government and Defence
Location
United Kingdom
Employment Type
Permanent
Salary
£75,000
system design Work across the full software development lifecycle from concept through to deployment Troubleshoot and resolve complex technical challenges Quality & Best Practice Write clean, maintainable, and well-tested code Implement and optimise CI/CD pipelines Conduct code reviews and uphold high engineering standards Ensure solutions … understanding of Agile and DevOps practices, including CI/CD Experience with cloud platforms such as AWS, Azure, or GCP Familiarity with infrastructure as code (e.g. Terraform) Experience with modern architectures such as microservices, containerisation (Docker/Kubernetes), or serverless Knowledge of automated testing and modern development practices Awareness ...

Python Software Engineer

Hiring Organisation
Jobleads-UK
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 ...

Lead Developer

Hiring Organisation
Daniel James Resourcing Ltd
Location
Manchester, North West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£85,000
engineering practices. This is not a people-management role disguised as leadership. You'll still spend the majority of your time designing solutions, writing code, reviewing pull requests and helping solve challenging engineering problems whilst mentoring a team of talented developers. What You'll Be Doing Leading a small … scalable cloud-native applications using modern .NET Building event-driven microservice architectures Collaborating closely with Product, Architecture and Platform teams Driving engineering best practice, clean code and quality standards Coaching and mentoring Software Engineers Contributing to architecture and technical direction Reviewing code and promoting engineering excellence Supporting ...