476 to 500 of 825 Permanent Clean Code Jobs

Remote iOS Engineer: Build Next-Gen Mobile Experience

Location
Belfast City District, Northern Ireland, United Kingdom
work on iOS features in Swift, tackle moderately complex tasks, and collaborate with a small, experienced team. This remote role offers ownership of features, code reviews, and a path to continuously improve tooling, testing, and deployment, with an emphasis on clean code and reliable delivery. #J ...

AI Infrastructure Engineer

Location
Greater London, England, United Kingdom
least one programming language (for example Python, Ruby, Java, Go, etc.). Specific language experience is less important than your ability to write clean, reliable code and learn new stacks quickly. Bonus skills & attributes None of these are required, but they’re nice to have: Experience ...

Senior Software Engineer, Dependency Tracing

Location
City of Westminster, England, United Kingdom
growth and solve their most critical business problems. Responsibilities Translate high-level requirements into detailed technical designs, encompassing architecture, data structures, and algorithms. Write clean, maintainable, and efficient code in accordance with established coding standards and best practices. Develop and execute thorough unit, integration, and system tests … ensure code quality and functionality, including automated testing where applicable. Participate in code reviews to provide constructive feedback and ensure adherence to best practices. Document technical specifications, design decisions, and implementation details for future reference and knowledge sharing. Google is proud to be an equal opportunity and affirmative ...

Sales Engineer - New York & London

Location
Greater London, England, United Kingdom
technical audiences Bachelor’s degree or higher; bonus if in Computer Science or a related field, or equivalent professional experience A knack for translating code, technical logic, and user needs into actionable product and engineering requirements. Our Principles Trust We earn confidence through consistent delivery, thoughtful collaboration, and transparent … solve real problems. If something goes wrong, we respond without delay. Craft We care deeply about quality and polish. Whether it is writing clean code, shaping a feature, or refining a user experience, we take pride in delivering thoughtful, refined work. Momentum We act quickly and with purpose. ...

Design Engineer (UI, Frontend)

Location
Greater London, England, United Kingdom
ensure craft isn't traded away when timelines tighten. Take unfinished inputs, from rough Figma sketches to early prototypes and translate them into clean, accessible code. Work directly alongside designers, product managers, and engineers as the bridge between design intent and shipped code. What we're looking for Experience … Cursor, Claude, Copilot, or equivalent) to move fast in exploration and delivery. Production React Fluency: Strong fundamentals in React and Next.js, with experience contributing clean code to shared repositories. Design System Experience: Excitement to do the foundational work required to elevate an active component library into a mature ...

Front-end Software Engineer III

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent
technical troubleshooting with ability to think beyond routine or conventional approaches to build solutions or breakdown technical problems Creates secure and high-quality production code and maintains algorithms that run synchronously with appropriate systems Leverages enterprise-authorized AI coding assist tools within the work environment to improve code quality, delivery speed, and productivity across complex deliverables (e.g., code generation/refactoring, unit test creation, documentation), while validating outputs through peer review, automated testing, and secure coding standards; contributes learnings and reusable patterns to improve broader team effectiveness. Applies knowledge of tools within the Software Development Life ...

Senior Software Engineer (Angular)

Location
Manchester, England, United Kingdom
Angular applications (latest versions preferred) Build responsive, reusable UI components from UX designs Integrate with RESTful APIs built in .NET/ASP.NET Core Write clean, testable, maintainable code Troubleshoot and optimise application performance Contribute to Agile development processes, including sprint planning and reviews. Collaborate with Business Analysts,, Product … Owners, and Solutions Architects on design priorities and delivery planning. Mentor and support junior engineers through knowledge sharing, code reviews, and technical coaching. Available as a technical escalation to investigate and resolve production incidents to ensure system stability and customer satisfaction. Required Experience & Skills 5+ years front-end development ...

Mid & Senior Java Developers

Location
Belfast City District, Northern Ireland, United Kingdom
preferred) REST APIs and microservice architecture SQL databases and data modelling CI/CD pipelines and modern development practices A passion for writing clean, maintainable, well-tested code Just as importantly, you'll enjoy collaborating with others, sharing ideas and continuously improving the way software is delivered. What ...

.NET Developer

Hiring Organisation
Tech 4
Location
Southampton, Hampshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£60,000
troubleshooting defects, performance issues and production incidents. Contribute to technical design decisions, ensuring solutions are secure, supportable and aligned to good engineering practice. Write clean, maintainable code and follow agreed standards for version control, testing, deployment and documentation. Participate in code reviews, peer support and knowledge sharing ...

Net Developer

Hiring Organisation
Tech4 Ltd
Location
SO1 0AB, Southampton, Hampshire, United Kingdom
Employment Type
Permanent
Salary
£55000 - £60000/annum + excellent benefits
troubleshooting defects, performance issues and production incidents. Contribute to technical design decisions, ensuring solutions are secure, supportable and aligned to good engineering practice. Write clean, maintainable code and follow agreed standards for version control, testing, deployment and documentation. Participate in code reviews, peer support and knowledge sharing ...

Lead Engineer

Location
Greater London, England, United Kingdom
ready. Key Responsibilities Contribute directly to the architecture, development, testing, and deployment of Risk systems and data platforms. Take ownership of the SDLC, delivering clean, secure, and maintainable code aligned to engineering standards. Promote engineering excellence through structured code reviews, performance optimisation, refactoring, and best practice adoption. … resilient system design, evaluating emerging technologies to enhance platform capability and developer productivity. Champion the use of AI, ML, and intelligent automation to improve code quality, testing effectiveness, and release efficiency. Implement comprehensive automated testing strategies (unit, integration, regression, functional) integrated within CI/CD frameworks, collaborating with ...

Senior Java Software Engineer - Payment Schemes

Location
Greater London, England, United Kingdom
robust, scalable systems and a proven track record of engineering excellence. Experience with AWS and Postgres is highly desirable. For the most part we code in Java. We believe in clean coding, simple solutions, automated testing, and continuous deployment. If you care enough to find elegant solutions … backend codebase) AWS & GCP (we're cloud-native) Distributed service-based architecture Kubernetes (EKS) TeamCity for CI/CD (lots of teams are releasing code 15-20 times per day!) Terraform and Grafana The Team The Payment Schemes team sits at the edge of the bank, integrating with third ...

Java Developer

Hiring Organisation
Collabera
Location
Chicago, Illinois, United States
Employment Type
Permanent
Salary
USD 68 Hourly
Spring Boot, and other related technologies Collaborate with cross-functional teams to define requirements, then design and build new features Refactor/redesign legacy code base Build responsive and user-friendly interfaces using modern JavaScript frameworks (e.g. React, Angular, Vue.js) Write clean, maintainable , and efficient code following … best practices Participate in code reviews and maintain high standards of software quality Troubleshoot and debug applications and optimize performance Stay up to date with emerging technologies and industry trends Required Skills: Bachelor's Degree in Computer Science, Engineering or equivalent level of experience 7+ years of experience ...

Senior Full-Stack Engineer (Multiple Openings)

Location
Greater London, England, United Kingdom
across the full stack (or front-end/back-end focus areas). Make independent technical decisions, consider architectural knock-on effects, and write clean, thoroughly tested code Migration and modernization. Help steer key initiatives—whether migrating C# services to .NET 8, optimizing Azure SQL performance, or converting … debt and architecture. Identify and raise technical debt, author technical proposals on complex tickets, and champion quality standards PR reviews and mentorship. Provide constructive code reviews, pair with mid-level engineers, unblock colleagues proactively, and guide standard methodologies Collaboration and strategic AI. Work closely with PMs, Designers, and Marketing ...

Kotlin & Java Dev: Build Scalable Apps

Location
Greater London, England, United Kingdom
London is seeking a Technical Specialist focusing on Kotlin and Java to develop and implement high-quality software solutions across projects. You will write clean code, participate in the full software development lifecycle, and collaborate with cross-functional teams to design, test, and deploy new features. The role ...

Site Reliability Engineer I: Cloud-Native & Observability

Location
Greater London, England, United Kingdom
building reliable cloud-native services, collaborate with RTO engineering teams, and enable product teams to scale features globally. We value engineers who write clean code, champion reliability, and create self-service tooling for rapid provisioning and incident response. This role is based in London with on-site work ...

Pixel-Perfect Frontend Developer | Performance & UI

Location
Glasgow, Scotland, United Kingdom
Elixirmark in Glasgow is seeking a dedicated Front-End Developer who is passionate about performance, clean code, and creating seamless animations. The role involves translating designs from Figma or Adobe XD into interactive web pages while building reusable components and optimizing for Core Web Vitals. The ideal candidate ...

Automation Engineer in Test – Connected TV (London)

Location
Greater London, England, United Kingdom
building and maintaining automation frameworks. The successful candidate will collaborate closely with senior engineers, mentor juniors, and work on CI pipelines. A passion for clean coding, teamwork, and learning new technologies is essential. Generous benefits include 35 days of annual leave and mental health coaching. #J-18808-Ljbffr ...

Senior Engineer

Location
Hemel Hempstead, England, United Kingdom
genuinely excited about weaving AI-powered experiences into products used by millions of holidaymakers every year.You’ll join a multidisciplinary team writing clean, well-tested code that goes to production quickly and confidently. This is a high-impact role at the heart of a bold digital transformation. … designing and building AI-powered features into Haven’s digital products* Design, build and ship well-crafted web applications straight into production* Write clean, resilient, well-tested code - end-to-end problem solving from concept through to production* Collaborate across a multidisciplinary team to decide when software ...

Software Engineer

Location
Lisburn, Northern Ireland, United Kingdom
Relevant Bachelor's degree, or equivalent level of skills and experience, MSc or higher preferred. Strong knowledge of core Java skills. Ability to write clean, bug‐free code that is easy to understand, and easily maintainable. Experience working with multi‐threaded applications and core Java libraries (Spring). ...

Senior Engineer

Location
Greater London, England, United Kingdom
platform. Define and drive the architecture and strategy to support the future needs of Operations and the business. Provide technical leadership through architecture, design, code reviews, and pull request reviews, championing high standards of code quality and engineering excellence. Mentor engineers and drive continuous improvement in platform capabilities … Experience working with Protobuf, Avro, and Parquet data formats. Knowledge of Iceberg, Databricks, and Hadoop ecosystems. Skills that will help Follows TDD, ATDD and Clean Coding practices and used to setting up or working in an environment using CI/CD using tools such as Jenkins with build tools ...

Senior PHP Developer

Location
Basingstoke, England, United Kingdom
Take ownership of features from concept through design, development, testing, and deployment. Improve and refactor legacy systems (CakePHP) while contributing to modernisation efforts. Write clean, testable, and maintainable code aligned with SOLID principles and best practices. Ensure high-quality delivery through code reviews, automated testing … Linux or WSL environments Proficiency with Git, including GitLab workflows and branching strategies Strong experience with unit testing and automated testing frameworksExperience conducting code reviews and enforcing coding standards Nice to have Vue.js or Nuxt and modern frontend tooling Tailwind or other modern CSS frameworks Azure Cloud services ...

Mid-level Shopify Frontend Developer

Location
Exeter, England, United Kingdom
technical problem solver. Some days you’ll be deep in custom section builds; others, you’ll be advising project managers on technical scope, reviewing code, or contributing to our development standards and culture. Responsibilities Build, test, deploy, and maintain performant Shopify themes in line with best practices. Deliver creative … technical solutions to support complex ecommerce requirements. Conduct code reviews and maintain high standards for quality and maintainability. Collaborate across disciplines to scope, design, and implement new features. Share knowledge and contribute to team learning, culture, and process improvement. About You You thrive in a fast‐paced, collaborative environment ...

Senior Java Developer

Hiring Organisation
ARC IT Recruitment
Location
United Kingdom
Employment Type
Permanent
Salary
GBP 60,000 Annual
technology with real, measurable impact on people's health outcomes. Key Responsibilities: Design and develop software features using Java, AWS and PostgreSQL Write clean, maintainable, well-tested code Participate in code reviews and QA processes Troubleshoot and resolve client-reported issues Contribute to technical documentation … Spring Security, Spring AMQP, Spring OAuth2) Advanced SQL, ideally PostgreSQL Cloud architecture experience, ideally AWS Strong security best-practice knowledge Version control, testing, code review experience Strong communication skills Able to work independently and mentor junior team members Desirable Skills: Ansible Terraform Docker Thymeleaf OIDC (OpenID Connect) RabbitMQ ...

Senior Applied AI Engineer (Private Sector Contractor)

Location
United Kingdom
measured by whether it holds up in production rather than whether it demos well, and who wants to see the direct line from your code to systems people depend on, we would love to hear from you. Who We Are Founded in 2019, Oxford Dynamics is a fast-growing … takes technical ownership of the workstream and sets the direction other engineers build to. You will make systems-level design decisions, write production-grade code, and own the hard engineering that makes agentic AI reliable in demanding production environments, including secure, on-premises and offline deployments, from architecture through ...