1 to 25 of 581 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 ...

Senior Software Engineer (Java/Kotlin)

Hiring Organisation
Morgan McKinley
Location
Manchester, Lancashire, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £595 per day
developers, product managers, and QA specialists. Key Responsibilities End-to-End Delivery: Take ownership across full feature lifecycles, from refining Agile requirements to writing clean code, deploying, and monitoring in production. Core Backend Development: Deliver resilient features using Java or Kotlin, including serverless architecture with AWS Lambda. Code Quality & Testing: Write clean, testable code with a strong emphasis on automated unit testing (supported by embedded QA resources). Cross-Functional Collaboration: Navigate dependencies and communicate blockers clearly to technical and business stakeholders. Technical Requirements Core Stack: Senior-level experience in Java OR Kotlin (experience ...

Principal Software Engineer - Food

Hiring Organisation
Marks & Spencer
Location
United Kingdom, UK
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 … observability) Mule, Kafka, MQ Blue Yonder Dispatcher Essential ExperienceSignificant 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 ...

Principal Software Engineer - Customer Platforms

Hiring Organisation
Marks & Spencer
Location
United Kingdom, UK
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 ...

Java Developer

Hiring Organisation
Global
Location
London, UK
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, providing constructive feedback and mentoring others … 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 with ...

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 ...

Staff Software Engineer

Hiring Organisation
BP Energy
Location
South West London, London, United Kingdom
product leads and other technical leads to understand requirements, estimation and help refine roadmap. Raise the technical bar for the team both in code quality as well as testing coverage, monitoring and observability. Deliver customer value iteratively, serve as a technical lead, and own projects end-to-end. Communicating … with internal and external teams to bring new platforms to market are key responsibilities. Maintain and enhance software frameworks, mentor other engineers, participate in code reviews, and resolve platform-related issues. Support and assist during production issues. Support audit teams for security, software licensing, and regulatory audits, and implement ...

Staff Software Engineer

Hiring Organisation
17918
Location
London, United Kingdom
product leads and other technical leads to understand requirements, estimation and help refine roadmap. Raise the technical bar for the team both in code quality as well as testing coverage, monitoring and observability. Deliver customer value iteratively, serve as a technical lead, and own projects end-to-end. Communicating … with internal and external teams to bring new platforms to market are key responsibilities. Maintain and enhance software frameworks, mentor other engineers, participate in code reviews, and resolve platform-related issues. Support and assist during production issues. Support audit teams for security, software licensing, and regulatory audits, and implement ...

Senior Full Stack/Native Cloud Engineer (Vice President)

Hiring Organisation
Jefferies Financial Group
Location
London, UK
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 Java Developer

Hiring Organisation
Global
Location
London, UK
APIs 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, and work … designing 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 LikeIn your first few months, you’ll have:Contributed to key features ...

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 ...

Data Scientist

Hiring Organisation
Jobleads-UK
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
paced 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 ...

Senior Software Engineer I - Search and AI Platform

Hiring Organisation
Elsevier
Location
London, UK
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/CDFamiliarity with Agile, Kanban, or other iterative development methodologies.Comfortable learning new technologies, languages, and tools ...

Full Stack Software Engineer II - Java, React

Hiring Organisation
JP Morgan Chase
Location
London, UK
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.As … 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 ...

Java Developer

Hiring Organisation
Randstad Technologies Recruitment
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£499 - £500/day
Agile teams to translate complex business requirements into reliable, secure, and scalable software solutions. If you are passionate about backend engineering, microservices, and writing clean, efficient code in a fast-paced environment, we want to hear from you! What You Will Do Develop & Innovate: Design, build, test … backend services, and RESTful APIs. Collaborate: Work closely with Architects, Business Analysts, Product Owners, QA, and DevOps engineers throughout the software development lifecycle. Write Clean Code: Translate technical requirements into efficient, maintainable code using Spring Boot and microservices architectures. Ensure Quality: Participate in code reviews, unit ...

Lead Software Engineer- Tax & Legal Technology -108720

Hiring Organisation
KPMG UK
Location
City of London, Greater 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 ...

Lead Software Engineer

Hiring Organisation
KPMG
Location
London, UK
Experience leading and mentoring othersProgramming Skills: Have heavily used modern object-oriented languages such has C# or JavaEnterprise 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 … C#/ASP.NET CoreUse front end Typescript/React, ASP.NET MVC or C#/BlazorCloud Experience:Build cloud first applications with high unit test code coverage on a continuous delivery platform with 100% infrastructure as codePackage applications in containers and deploy on Azure Kubernetes ServiceData Modelling: Use entity framework ...

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 Java Developer

Hiring Organisation
Bright Purple Resourcing
Location
Edinburgh, Midlothian, Scotland, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£90,000
APIs, reporting tools and the client portal; bring AI into the development lifecycle; adapt third-party trading systems as the business requires; and write clean, thoroughly tested code grounded in SOLID principles, Design Patterns and Clean Code. You'll also work with microservices and event-driven architectures … cloud platforms such as AWS, Azure or GCP, and infrastructure-as-code tools like Terraform. Testing coverage will rely on JUnit, Spock and Mockito, applying TDD and BDD along the way, and you'll take part in code reviews that help raise the bar across the team. ...

Senior Java Developer

Hiring Organisation
Bright Purple Resourcing
Location
Glasgow, Lanarkshire, Scotland, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£90,000
APIs, reporting tools and the client portal; bring AI into the development lifecycle; adapt third-party trading systems as the business requires; and write clean, thoroughly tested code grounded in SOLID principles, Design Patterns and Clean Code. You'll also work with microservices and event-driven architectures … cloud platforms such as AWS, Azure or GCP, and infrastructure-as-code tools like Terraform. Testing coverage will rely on JUnit, Spock and Mockito, applying TDD and BDD along the way, and you'll take part in code reviews that help raise the bar across the team. ...

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+ ...