176 to 200 of 704 Clean Code Jobs in the UK

Full Stack Developer - Assistant Vice President

Location
Belfast City District, Northern Ireland, United Kingdom
best practices, object‐oriented programming (OOP) principles, and design patterns. Contribute to the continuous integration and continuous delivery (CI/CD) pipelines. Manage source code effectively using tools such as Git or Bitbucket. Promote and apply clean coding principles and maintain high quality using tools like Sonar. Design … threading, Collections framework, and Spring Framework. Solid understanding of software engineering best practices, OOP, design patterns, and CI/CD pipelines. Experience with source code management tools (Git or Bitbucket). Understanding of clean coding principles and code quality measurements using tools like Sonar. Demonstrated ability ...

Senior Python Engineer

Location
Greater London, England, United Kingdom
great user experiences that push the limits of ecommerce. Build fun products. Develop new features from the drawing borade through implementation and launch Perform code reviews and QA that guarantee clean code Evaluate the tech of every decision Work with a team of unbelievable talented people that ...

Technical Lead

Hiring Organisation
Acorn Insurance
Location
Liverpool, Merseyside, North West, United Kingdom
Employment Type
Permanent
Salary
£85,000
high-quality software using modern engineering practices and a microservice architecture built on Azure. As Tech Lead, you'll be hands-on with the code while supporting others to grow. You'll set technical direction, drive standards and help shape how your squad works, with real autonomy and trust. … technical plans Work closely with QA and automation testers to ensure quality and reliability are built in from the start Stay hands-on with code while mentoring developers and promoting best practices Drive technical discussions, champion clean architecture and improve our engineering standards Contribute to wider engineering initiatives ...

Senior Backend Engineer (Python)

Location
Greater London, England, United Kingdom
deployment of AI systems. Architect robust systems for model inference, prompt execution, vector retrieval, and multi-step agent reasoning. Maintain high engineering standards through clean code, testing, observability, and CI/CD. Collaborate closely with AI engineers, product managers, and designers to ship features used by thousands … clients. Own greenfield AI platform components from architecture through production rollout. Participate in design reviews, code reviews, and technical debates that shape the future of Nevis' technical direction. Who You Are 4+ years of experience in Python engineering, ideally building AI platforms, ML infrastructure, or applied AI products. Deep ...

Senior Backend Engineer (Java)

Hiring Organisation
Randstad Technologies Recruitment
Location
Manchester, United Kingdom
Employment Type
Contract
Contract Rate
£450 - £500/day Inside IR35 via Umbrella
modern AI tooling (Claude and Codex) to accelerate delivery. You'll work cross-functionally with product managers, frontend engineers, and platform teams while elevating code quality and mentoring fellow engineers. Core Responsibilities Architecture & API Design: Build and maintain scalable, fault-tolerant backend microservices and REST APIs. Technical Leadership: Lead … establish engineering best practices. System Operations & Reliability: Troubleshoot complex production issues, conduct root-cause analysis, and enhance observability, logging, and performance. Delivery & Quality: Write clean, testable Java code, conduct constructive code reviews, and drive automated testing (unit, integration, and E2E). DevOps & Collaboration: Partner with infrastructure teams ...

Senior Software Engineer

Location
Greater London, England, United Kingdom
maintain robust, scalable backend systems and APIs using Python. Lead end-to-end development of complex software solutions, from concept to deployment. Write clean, efficient, and reusable code following best practices and coding standards. Collaborate with cross-functional teams including product managers, designers, and DevOps to deliver high … quality features. Optimize application performance, reliability, and scalability. Participate in architectural discussions and contribute to technical decision-making. Conduct code reviews and ensure adherence to quality standards. Troubleshoot, debug, and resolve production issues in a timely manner. Mentor junior developers and contribute to building a strong engineering culture. Required ...

Staff Engineer

Location
Portsmouth, England, United Kingdom
initial design, through to full implementation, iterating quickly on our modern tech stack ( NodeJS microservices, Vue, Redis, SQL Server and SingleStore ) and deploying code daily to production (in AWS) following the DevSecOps methodology as we respond rapidly to customer requirements. Current and production grade TypeScript fluency (approx. 5+years experience … necessary for this particular position. What you will bring Excellent interpersonal and collaboration skills, including competencies to work directly with customers. Experience developing with clean code, SOLID principals and design patterns. Experience across all areas of full stack development, ideally developing large scale SaaS platforms. Experience of working ...

Software Developer - Artificial Intelligence

Location
Greater London, England, United Kingdom
operate the services, agents, MCPs, shared libraries, Claude skills, and evaluation harnesses that make up OE's AI platform. Apply solid engineering fundamentals: clean code, testing, modularity, performance, security. Because quality and reliability matter as much in AI systems as anywhere else. Collaborate & partner Work with product owners … looking for. Core engineering Around 2+ years of professional experience shipping production software in a modern cloud environment. Solid engineering fundamentals: testing, version control, code review, modular design, and a developing sense of when to be pragmatic versus principled. Proficiency in C# and experience with TypeScript, comfortable working from ...

Full Stack Engineer, Data Science Focus with React

Location
East Midlands, England, United Kingdom
infrastructure for data workloads (S3, Lambda, Glue, Athena, SageMaker, Step Functions) Collaborate with domain experts to translate rail inspection requirements into technical solutions Write clean, tested, well-documented code following engineering best practices Participate in code reviews, sprint planning, and technical design discussions Collaborate with cross-functional … Lambda, EC2, RDS, Glue, or similar) Familiarity with modern frontend tooling (TypeScript, Webpack/Vite, CSS frameworks) Understanding of software engineering principles (testing, code quality, design patterns) Familiarity with version control (Git), CI/CD pipelines, and agile development practices Strong problem-solving skills and ability to learn ...

Full Stack Engineer- Data Science Focus

Location
East Midlands, England, United Kingdom
infrastructure for data workloads (S3, Lambda, Glue, Athena, SageMaker, Step Functions) Collaborate with domain experts to translate rail inspection requirements into technical solutions Write clean, tested, well-documented code following engineering best practices Participate in code reviews, sprint planning, and technical design discussions Collaborate with cross-functional … signal processing Demonstrated ability to read, understand, and extend complex algorithms and dense business logic written by others Understanding of software engineering principles (testing, code quality, design patterns) Familiarity with version control (Git), CI/CD pipelines, and agile development practices Strong problem-solving skills and ability to learn ...

01 Software Engineer Fullstack London, UK →

Location
Greater London, England, United Kingdom
threaten us. They compound us. We have product-market fit, month-over-month growth, and a clear roadmap. Small, senior engineering team where your code directly drives revenue. This is a rare window: early enough to build foundational systems, our customers range from Fortune 500s to the fastest-growing … Next.js , and Bun . Our infrastructure runs on AWS : Postgres , ClickHouse , OpenSearch , and Datadog , with an Elixir core under the dialer. We care about clean code, fast iteration, and engineering excellence. What You'll Build 01 Maestro, Our In-House Dialer Real-time calling infrastructure on an Elixir ...

Full-Stack Java Microservices Engineer — Hybrid

Location
Belfast City District, Northern Ireland, United Kingdom
Java/J2EE, Spring Boot, and RESTful services while optimizing SQL and CI/CD pipelines. You will lead a team of developers, promote clean code, and help advance cloud-native data platforms across the Institutional Data Platform and Citi Enterprise Data Organization, with a hybrid work model ...

Senior .NET Developer

Location
Manchester, England, United Kingdom
services and third-party systems. Apply software development best practices, architectures and patterns in collaboration with other developers and QA. Implementing new features, writing clean, reusable code. Owning developments all the way to production and supporting them once live. Collaborate with the platform engineering team developing a true ...

Senior Kotlin Engineer

Location
United Kingdom
decisions, shape design discussions, and help deliver elegant solutions to complex financial challenges. This is a role for an engineer who not only writes clean, idiomatic Kotlin but also elevates those around them through collaboration and thoughtful technical leadership. What You’ll Do Develop and maintain high-performance backend … influencing architectural decisions and system evolution. Support Product Expansion Build and integrate APIs supporting collections functionality, new financial products, and US market expansion. Write Clean, Tested Code Deliver simple, maintainable, well-tested code across all layers of the testing pyramid using modern Kotlin testing frameworks. Collaborate Across ...

Software Engineer

Location
Sheffield, England, United Kingdom
concerns, installation problems, and interactions between the web application and desktop environment* Implement well-defined features and technical tasks from design through testing and code review* Develop secure communication between web content and privileged desktop functionality using well-defined application interfaces* Write unit and integration tests for the components … compatibility issues when they arise* Use profiling, logging, Chromium developer tools, and operating-system diagnostic tools to investigate technical problems* Participate in design discussions, code reviews, sprint planning, technical investigations, and team retrospectives* Work collaboratively with quality, build/release, product, and other engineering teams to deliver production-ready ...

Junior backend developer

Location
Southampton, England, United Kingdom
contribute to real projects and develop their skills alongside experienced developers. What you will be doing Develop and maintain backend services and APIs Write clean, maintainable and well-tested code Build and integrate REST APIs Work with relational databases and data models Debug and resolve backend issues Implement … backend features and functionality Write unit and integration tests Review and improve existing code Work with frontend developers to integrate APIs Integrate third-party APIs and services Monitor application performance and reliability Participate in code reviews Document APIs and backend functionality Follow established coding and development standards Collaborate ...

OutSystems Developer - Build Scalable Global Solutions (Hybrid)

Location
Milton Keynes, England, United Kingdom
Pluxee is hiring a software engineer to design, develop, and maintain software across multiple platforms. You will write clean code, collaborate with diverse teams, and participate in code reviews to ensure high-quality delivery. The role requires 5+ years in software development with 3+ years in OutSystems ...

Senior Android Developer

Location
Greater London, England, United Kingdom
experience building dynamic, responsive user interfaces with Jetpack Compose, coupled with a firm command of Google’s Android Design Principles and interface guidelines. Architecture & Clean Code: Strong practical application of SOLID principles, working comfortably within a modularised codebase, and architecting robust solutions using MVVM/MVI alongside Android … tier third-party libraries for common tasks, benchmarking, and fine-grained optimisation. Quality & Engineering Practices: Proven track record in writing reliable UI tests, maintaining clean software development lifecycles, and working fluently with modern code versioning workflows like Git. Cross-Platform Knowledge: Direct experience or familiar exposure with cross ...

Senior Software Engineer (Money Flows)

Location
Greater London, England, United Kingdom
complex financial business requirements into elegant technical solutions. Mentor & Coach: Guide and mentor less experienced engineers, fostering a culture of high engineering standards, thorough code reviews, and continuous learning. Collaborate Globally: Partner with engineering leaders and distributed teams across different regions to design robust, modular services and components. About … Engineering Expertise: You have a proven track record of designing, building, and maintaining complex, highly available software systems at scale. You care deeply about clean code, design patterns, and testability (unit/integration testing). Payments Domain Experience: You have solid, hands-on experience working within the payments ...

Software Engineer – Security & Intelligence

Location
Manchester, England, United Kingdom
backend services aligned to performance, reliability and security requirements Contribute to software design, architecture decisions and technical documentation Apply modern software engineering practices, including clean coding, testing and code reviews Collaborate within Agile teams, contributing to sprint planning, refinement, reviews and retrospectives Support DevSecOps delivery by working with … Experience with cloud‐native development, particularly AWS, containerised applications and modern infrastructure concepts Understanding of DevSecOps practices, including CI/CD pipelines, automated testing, code quality controls and secure development standards Security Clearance Requirements The successful candidate must hold a current high level security clearance. Location It is anticipated ...

Software Engineer – Security & Intelligence

Location
Cheltenham, England, United Kingdom
backend services aligned to performance, reliability and security requirements Contribute to software design, architecture decisions and technical documentation Apply modern software engineering practices, including clean coding, testing and code reviews Collaborate within Agile teams, contributing to sprint planning, refinement, reviews and retrospectives Support DevSecOps delivery by working with … Experience with cloud‐native development, particularly AWS, containerised applications and modern infrastructure concepts Understanding of DevSecOps practices, including CI/CD pipelines, automated testing, code quality controls and secure development standards Security Clearance Requirements The successful candidate must hold a current high level security clearance. Location It is anticipated ...

Software Engineer – Security & Intelligence

Location
Greater London, England, United Kingdom
backend services aligned to performance, reliability and security requirements Contribute to software design, architecture decisions and technical documentation Apply modern software engineering practices, including clean coding, testing and code reviews Collaborate within Agile teams, contributing to sprint planning, refinement, reviews and retrospectives Support DevSecOps delivery by working with … Experience with cloud‐native development, particularly AWS, containerised applications and modern infrastructure concepts Understanding of DevSecOps practices, including CI/CD pipelines, automated testing, code quality controls and secure development standards Security Clearance Requirements The successful candidate must hold a current high level security clearance. Location It is anticipated ...

Software Developer

Hiring Organisation
CMD Recruitment
Location
Chippenham, Wiltshire, United Kingdom
Employment Type
Permanent
Salary
£45000 - £50000/annum benefits
using C# and .NET Building web applications, APIs and desktop solutions Designing, managing and optimising SQL Server databases Improving and modernising existing systems and code Writing clean, efficient and maintainable code Carrying out testing, debugging and code reviews Working with Azure DevOps, Git and CI/ ...

Contract Lead Java Developer

Location
Birmingham, England, United Kingdom
landscape. What you’ll be doing: Working with ourbar raisingdevelopment teamcomprised of like-minded professionals who find solutions to complex problems Develop complex Java code, working with both monolithic and microservices architecture Be responsible for estimating development effort on projects Help define and execute the development strategy Conduct code … environment Utilising TDD and working on Java projects built with Spring MVC/Boot, Thymeleaf, RESTful, MongoDB, MySQL, Junit and others Produce well documented, clean code Provide recommendations on development approaches to address critical business requirements Requirements You'll be coding on a daily basis, naturally Demonstrable Java ...

Software Engineer

Location
Greater London, England, United Kingdom
services and libraries. We aim to maintain a great engineering culture. Contributing to this culture will involve following good software craftmanship, TDD and writing clean code. Our systems must be well architected, designed for testability and extensibility. To achieve this, we implement mentoring and coaching through regular code … also keen on driving positive technology change at Schroders, ensuring that we always stay ahead of the curve. What you'll do Write clean Python code to build reusable components and packages Work with Amazon Web Services (AWS) and Azure to build cloud-first solutions Refine the existing ...