376 to 400 of 2,806 Clean Code Jobs in the UK

Software Engineer is required by our client in Glasgow to join a project team to take ownership in coding, unit testing, PR review/approval, progression, and management of code through environments into production, mentoring and developing team members. As Java Software Engineer you will be instrumental in a scrum team developing and supporting services in a large-scale … Software Engineer not only will you take ownership of a complex estate, but you will also be accountable for future integrations bringing best-practise and scalability principles to ensure clean code continues to be implemented within a Test-Driven Domain (TDD) and Domain-Driven-Design (DDD). My clients software engineering approach is modern and follows workflow-based … a week. Java Software Engineer contract profile required: Must have at least five years’ experience developing software solutions in Java and knowledgeable in version 17. An accomplished background writing clean code, adhering to scalability using TDD and DDD approaches. Outside of coding that you have influenced design and architecture in previous roles. Well-practised in DevOps deployment practises More ❯

using Spring Boot . Design scalable, cloud-ready applications with a focus on performance and reliability. Collaborate closely with Product Managers, QA, and DevOps in an Agile environment. Write clean, testable code and contribute to code reviews and architecture discussions. Build integrations with third-party financial services (e.g., Open Banking APIs, payment providers). What We’re … Exposure to domain-driven design (DDD) and event-driven architecture. Knowledge of testing frameworks (JUnit, Mockito) and API documentation (Swagger/OpenAPI). If you’re passionate about writing clean, efficient Java code and want to help build the next generation of business finance tools, please apply for immediate consideration. More ❯

using Spring Boot . Design scalable, cloud-ready applications with a focus on performance and reliability. Collaborate closely with Product Managers, QA, and DevOps in an Agile environment. Write clean, testable code and contribute to code reviews and architecture discussions. Build integrations with third-party financial services (e.g., Open Banking APIs, payment providers). What We’re … Exposure to domain-driven design (DDD) and event-driven architecture. Knowledge of testing frameworks (JUnit, Mockito) and API documentation (Swagger/OpenAPI). If you’re passionate about writing clean, efficient Java code and want to help build the next generation of business finance tools, please apply for immediate consideration. More ❯

54k plus bonus – Hybrid – Cheshire – Free lunch We’re looking for a Software Developer to join our global client within the hospitality sector - someone who’s passionate about writing clean, scalable code and excited to influence how they develop and deliver technology. You’ll be joining a fast-paced, forward-thinking, people-first company where your ideas won … global stakeholders, and play a key role in driving innovation across the business. What You’ll Be Doing... Designing, developing, testing and deploy high-quality, scalable software solutions Championing code quality, performance, and security Collaborating in agile teams, translating business needs into functional tech Writing automated tests and following best practices to ensure maintainability Providing support and troubleshooting technical … across the team What You’ll Need... 3+ years of commercial .NET experience Strong experience with Azure, including Azure Functions Solid understanding of service-oriented architectures Ability to write clean, maintainable code and work with Azure SQL Server Familiar with containerization (Docker, Kubernetes, etc.) Firm understanding of best practices Familiarity with Clean Architecture, DDD, or TDD Frontend More ❯

and products make a real impact. This role operates on a flexible Hybrid basis: 1-2 days a month once fully onboarded. Strong engineering culture with a focus on clean, maintainable code Modern tech stack including Angular 17+, .NET Core, Docker Regular training opportunities and career development pathways Fantastic benefits including 27+ days off, bonus scheme, and wellbeing … responsive interfaces using Angular (v17+) Collaborate with UX/UI designers to deliver outstanding user experiences Mentor junior developers and champion engineering best practices Take part in agile ceremonies, code reviews, and continuous improvement initiatives Your Experience We’re looking for a frontend focused engineer who thrives in a collaborative, product-driven environment and has deep expertise in backend … using containerization technologies like Docker Familiarity with Jest or other testing frameworks for front-end applications Next Steps This opportunity is fast moving. If you’re passionate about writing clean code and building exceptional digital products, hit the apply button or reach out for a confidential conversation. Let’s chat about how this could be the right move More ❯

and products make a real impact. This role operates on a flexible Hybrid basis: 1-2 days a month once fully onboarded. Strong engineering culture with a focus on clean, maintainable code Modern tech stack including Angular 17+, .NET Core, Docker Regular training opportunities and career development pathways Fantastic benefits including 27+ days off, bonus scheme, and wellbeing … responsive interfaces using Angular (v17+) Collaborate with UX/UI designers to deliver outstanding user experiences Mentor junior developers and champion engineering best practices Take part in agile ceremonies, code reviews, and continuous improvement initiatives Your Experience We’re looking for a frontend focused engineer who thrives in a collaborative, product-driven environment and has deep expertise in backend … using containerization technologies like Docker Familiarity with Jest or other testing frameworks for front-end applications Next Steps This opportunity is fast moving. If you’re passionate about writing clean code and building exceptional digital products, hit the apply button or reach out for a confidential conversation. Let’s chat about how this could be the right move More ❯

and products make a real impact. This role operates on a flexible Hybrid basis: 1-2 days a month once fully onboarded. Strong engineering culture with a focus on clean, maintainable code Modern tech stack including Angular 17+, .NET Core, Docker Regular training opportunities and career development pathways Fantastic benefits including 27+ days off, bonus scheme, and wellbeing … responsive interfaces using Angular (v17+) Collaborate with UX/UI designers to deliver outstanding user experiences Mentor junior developers and champion engineering best practices Take part in agile ceremonies, code reviews, and continuous improvement initiatives Your Experience We’re looking for a frontend focused engineer who thrives in a collaborative, product-driven environment and has deep expertise in backend … using containerization technologies like Docker Familiarity with Jest or other testing frameworks for front-end applications Next Steps This opportunity is fast moving. If you’re passionate about writing clean code and building exceptional digital products, hit the apply button or reach out for a confidential conversation. Let’s chat about how this could be the right move More ❯

teams to build user-first solutions Tackle meaningful, end-to-end challenges across the stack Influence platform architecture and engineering practices Maintain strong standards through testing, peer reviews, and clean code Contribute to product and team direction in a high-growth environment Ideal Candidate 2-4 years of full-stack engineering experience Comfortable across frontend and backend (Python … teams to build user-first solutions Tackle meaningful, end-to-end challenges across the stack Influence platform architecture and engineering practices Maintain strong standards through testing, peer reviews, and clean code Contribute to product and team direction in a high-growth environment Ideal Candidate 2-4 years of full-stack engineering experience Comfortable across frontend and backend (Python More ❯

S3 , SNS , SQS , and Step Functions Implement event-driven architectures and data processing pipelines Collaborate with front-end developers, DevOps, and product teams to deliver high-quality software Ensure code quality through unit testing , integration testing , and code reviews Automate deployments using CI/CD pipelines and Infrastructure as Code (IaC) tools like CloudFormation or Terraform Monitor … in Python (e.g., asyncio, aiohttp, FastAPI) Knowledge of CI/CD tools (e.g., GitHub Actions, Jenkins, CodePipeline) Familiarity with Docker and containerized deployments Strong understanding of software design patterns , clean code practices, and Agile methodologies Nice to Have: Experience with GraphQL or gRPC Exposure to monitoring/logging tools (e.g., CloudWatch, ELK, Prometheus) Knowledge of security best practices More ❯

S3 , SNS , SQS , and Step Functions Implement event-driven architectures and data processing pipelines Collaborate with front-end developers, DevOps, and product teams to deliver high-quality software Ensure code quality through unit testing , integration testing , and code reviews Automate deployments using CI/CD pipelines and Infrastructure as Code (IaC) tools like CloudFormation or Terraform Monitor … in Python (e.g., asyncio, aiohttp, FastAPI) Knowledge of CI/CD tools (e.g., GitHub Actions, Jenkins, CodePipeline) Familiarity with Docker and containerized deployments Strong understanding of software design patterns , clean code practices, and Agile methodologies Nice to Have: Experience with GraphQL or gRPC Exposure to monitoring/logging tools (e.g., CloudWatch, ELK, Prometheus) Knowledge of security best practices More ❯

S3 , SNS , SQS , and Step Functions Implement event-driven architectures and data processing pipelines Collaborate with front-end developers, DevOps, and product teams to deliver high-quality software Ensure code quality through unit testing , integration testing , and code reviews Automate deployments using CI/CD pipelines and Infrastructure as Code (IaC) tools like CloudFormation or Terraform Monitor … in Python (e.g., asyncio, aiohttp, FastAPI) Knowledge of CI/CD tools (e.g., GitHub Actions, Jenkins, CodePipeline) Familiarity with Docker and containerized deployments Strong understanding of software design patterns , clean code practices, and Agile methodologies Nice to Have: Experience with GraphQL or gRPC Exposure to monitoring/logging tools (e.g., CloudWatch, ELK, Prometheus) Knowledge of security best practices More ❯

S3 , SNS , SQS , and Step Functions Implement event-driven architectures and data processing pipelines Collaborate with front-end developers, DevOps, and product teams to deliver high-quality software Ensure code quality through unit testing , integration testing , and code reviews Automate deployments using CI/CD pipelines and Infrastructure as Code (IaC) tools like CloudFormation or Terraform Monitor … in Python (e.g., asyncio, aiohttp, FastAPI) Knowledge of CI/CD tools (e.g., GitHub Actions, Jenkins, CodePipeline) Familiarity with Docker and containerized deployments Strong understanding of software design patterns , clean code practices, and Agile methodologies Nice to Have: Experience with GraphQL or gRPC Exposure to monitoring/logging tools (e.g., CloudWatch, ELK, Prometheus) Knowledge of security best practices More ❯

S3 , SNS , SQS , and Step Functions Implement event-driven architectures and data processing pipelines Collaborate with front-end developers, DevOps, and product teams to deliver high-quality software Ensure code quality through unit testing , integration testing , and code reviews Automate deployments using CI/CD pipelines and Infrastructure as Code (IaC) tools like CloudFormation or Terraform Monitor … in Python (e.g., asyncio, aiohttp, FastAPI) Knowledge of CI/CD tools (e.g., GitHub Actions, Jenkins, CodePipeline) Familiarity with Docker and containerized deployments Strong understanding of software design patterns , clean code practices, and Agile methodologies Nice to Have: Experience with GraphQL or gRPC Exposure to monitoring/logging tools (e.g., CloudWatch, ELK, Prometheus) Knowledge of security best practices More ❯

S3 , SNS , SQS , and Step Functions Implement event-driven architectures and data processing pipelines Collaborate with front-end developers, DevOps, and product teams to deliver high-quality software Ensure code quality through unit testing , integration testing , and code reviews Automate deployments using CI/CD pipelines and Infrastructure as Code (IaC) tools like CloudFormation or Terraform Monitor … in Python (e.g., asyncio, aiohttp, FastAPI) Knowledge of CI/CD tools (e.g., GitHub Actions, Jenkins, CodePipeline) Familiarity with Docker and containerized deployments Strong understanding of software design patterns , clean code practices, and Agile methodologies Nice to Have: Experience with GraphQL or gRPC Exposure to monitoring/logging tools (e.g., CloudWatch, ELK, Prometheus) Knowledge of security best practices More ❯

The rest of the tech stack include Django REST Framework, PostgreSQL, AWS, React.js, Kubernetes, Docker, Redis, Celery, Pandas, Numpy, Git, Jenkins and Elasticsearch. We have a very large but clean code base as we put significant emphasis on design patterns, code readability, automated testing, maintainability and extendability. Responsibilities Work with product owners, engineering managers, user interface designers … and other software engineers to write technical documents that identify software project requirements Write well-formulated, testable and readable code using appropriate software design patterns Design, build and maintain APIs, microservices and data pipelines Design, normalise and optimise relational databases Write complex SQL queries to get data from the database Optimise APIs and database queries to improve speed of … execution Participate in code reviews Debug and fix bugs across our applications Review, maintain and refactor existing code to meet the requirements for improved or new features Write technical documentation of code, algorithms and APIs Help in drafting of end-user manuals Experience and Qualifications 5+ years experience (Python/Django is a plus) Ability to work More ❯

using Spring Boot . Design scalable, cloud-ready applications with a focus on performance and reliability. Collaborate closely with Product Managers, QA, and DevOps in an Agile environment. Write clean, testable code and contribute to code reviews and architecture discussions. Build integrations with third-party financial services (e.g., Open Banking APIs, payment providers). What We’re … Exposure to domain-driven design (DDD) and event-driven architecture. Knowledge of testing frameworks (JUnit, Mockito) and API documentation (Swagger/OpenAPI). If you’re passionate about writing clean, efficient Java code and want to help build the next generation of business finance tools, please apply for immediate consideration. Seniority level Seniority level Mid-Senior level Employment More ❯

service-oriented architecture. The broader tech stack features Django REST Framework, PostgreSQL, AWS, Kubernetes, Docker, Redis, Celery, Pandas, Numpy, GitHub, Jenkins, Elasticsearch, and raw SQL for analytics. We emphasize clean, maintainable, and extendable code. Responsibilities Collaborate with product owners, managers, UI designers, and engineers to define technical requirements and analyze solutions. Write well-structured, testable, and readable code using appropriate design patterns. Diagnose and resolve page load and performance issues. Debug and fix bugs across applications. Develop unit, integration, and end-to-end tests. Participate in code reviews. Maintain and refactor existing code to improve features and performance. Create technical documentation for code, algorithms, and APIs. Assist in drafting end-user manuals. Identify and … LogRocket, Datadog, or New Relic. Familiarity with CI/CD pipelines such as GitHub Actions and ArgoCD. Awareness of front-end security risks (XSS, CSRF). Passion for writing clean, modular, scalable, and reusable code. Creative problem-solving attitude. Excellent communication skills to articulate technical concepts clearly. Experience coaching junior and mid-level developers through code reviews and More ❯

stack include Django REST Framework, PostgreSQL, AWS, Kubernetes, Docker, Redis, Celery, Pandas, Numpy, Github, Jenkins, Elasticsearch and lots of raw SQL for analytics. We have a very large but clean code base as we put significant emphasis on design patterns, code readability, testability, maintainability and extendability. Responsibilities Work with product owners, product managers, user interface designers and … other software engineers to write technical documents that identify software project requirements and high level technical analysis. Write well-formulated, testable and readable code using appropriate software design patterns Diagnose and solve page load and other speed issues Debug and fix bugs across our applications Write unit, integration and end-to-end tests Participate in code reviews Review … maintain and refactor existing code to meet the requirements for improved or new features Write technical documentation of code, algorithms and APIs Help in drafting of end-user manuals Identify, evaluate and communicate front-end best practices. Skills Expert level knowledge of TypeScript or JavaScript (ES6), and most common Styling libraries. Strong grasp of the React Framework, relative More ❯

The rest of the tech stack include Django REST Framework, PostgreSQL, AWS, React.js, Kubernetes, Docker, Redis, Celery, Pandas, Numpy, Git, Jenkins and Elasticsearch. We have a very large but clean code base as we put significant emphasis on design patterns, code readability, automated testing, maintainability and extendability. Responsibilities Work with product owners, engineering managers, user interface designers … and other software engineers to write technical documents that identify software project requirements Write well-formulated, testable and readable code using appropriate software design patterns Design, build and maintain APIs, microservices and data pipelines Design, normalise and optimise relational databases Write complex SQL queries to get data from the database Optimise APIs and database queries to improve speed of … execution Participate in code reviews Debug and fix bugs across our applications Review, maintain and refactor existing code to meet the requirements for improved or new features Write technical documentation of code, algorithms and APIs Help in drafting of end-user manuals Experience and Qualifications 5+ years experience (Python/Django is a plus) Ability to work More ❯

oriented architecture. The rest of the tech stack include Django REST Framework, PostgreSQL, AWS, React.js, Kubernetes, Docker, Redis, Celery, Pandas, Numpy, Git, Jenkins. We have a very large but clean code base as we put significant emphasis on design patterns, code readability, automated testing, maintainability and extendability. Responsibilities Work with product owners, engineering managers, user interface designers … and other software engineers to write technical documents that identify software project requirements Design, build and maintain APIs, microservices and data pipelines Write well-formulated, testable and readable code using appropriate software design patterns Design, normalise and optimise relational databases Write complex SQL queries to get data from the database Optimise APIs and database queries to improve speed of … execution Participate in code reviews Debug and fix bugs across our applications Review, maintain and refactor existing code to meet the requirements for improved or new features Write technical documentation of code, algorithms and APIs Help in drafting of end-user manuals Experience and Qualifications 8+ years experience (Python/Django is a plus) Ability to work More ❯

and have good autonomy over technology decisions. We own the continuous delivery pipeline through to production and strive to release frequently into production. Responsibilities Define the architecture, design, development, code review, pairing, testing, and maintenance of applications. Design and implement scalable applications and services with a solid focus on quality, continuous integration, and deployment. Write testable code following … clean coding and SOLID design principles, instilling best engineering practices across the wider firm. Perform code reviews and contribute to the overall quality, maintainability, and testability of software developed. Adapt to changes in priorities and requirements. Work closely with clients and stakeholders to define feature requirements and deliver a product that materially impacts the business and improves the … and continuously adapt to different working environments. Key Skills and Experience required Very strong software development experience. Strong knowledge of Java and RESTful web services Experience in developing performant code and solid understand of Java threading. Experience working with Git source code management. Good understanding of clean coding and SOLID principles. Proficiency in code quality measurements More ❯

and have good autonomy over technology decisions. We own the continuous delivery pipeline through to production and strive to release frequently into production. Responsibilities Define the architecture, design, development, code review, pairing, testing, and maintenance of applications. Design and implement scalable applications and services with a solid focus on quality, continuous integration, and deployment. Write testable code following … clean coding and SOLID design principles, instilling best engineering practices across the wider firm. Perform code reviews and contribute to the overall quality, maintainability, and testability of software developed. Adapt to changes in priorities and requirements. Work closely with clients and stakeholders to define feature requirements and deliver a product that materially impacts the business and improves the … and continuously adapt to different working environments. Key Skills and Experience required Very strong software development experience. Strong knowledge of Java and RESTful web services Experience in developing performant code and solid understand of Java threading. Experience working with Git source code management. Good understanding of clean coding and SOLID principles. Proficiency in code quality measurements More ❯

implement UI designs and ensure consistency across our digital products. Work closely with product managers and other developers to understand requirements and deliver solutions that meet business needs. Write clean, efficient, and maintainable code, following best practices and coding standards. Conduct code reviews and provide constructive feedback to ensure code quality and adherence to standards. Stay … e.g. NextJS, Remix). Asynchronous operations in Javascript (maybe using libraries such as Axios, RxJS). Familiarity with solving UI state management. Already contributes to an Open Source project. Clean Code advocate. An understanding of UI accessibility concerns. Familiarity with one of JPM's existing design languages (UITK, MDS). About Us J.P. Morgan is a global leader More ❯

an FCSA Accredited Umbrella Company. Key Requirements: Design and develop web applications using Java and AWS technologies. Integrate and manage AWS services like EC2, S3, Lambda, and RDS. Develop code deployment strategy and pipelines. Write clean, maintainable, and efficient code. Collaborate with cross-functional teams to define, design, and ship new features. Perform unit and integration testing to … ensure software quality. Monitor application performance and troubleshoot issues as they arise. Participate in code reviews to maintain code quality and standards. Key Experience: Proven experience as a full stack developer in agile delivery. Proficiency in AWS Serverless Architecture Model (Lambda, DynamoDB, ECS Fargate, SQS, SNS, Kinesis, CloudWatch, CloudFormation, IAM, CodeBuild, Security Groups, API Gateway, ALBs, KMS, Secrets More ❯

someone who loves distributed systems, cloud solutions, and thrives on solving complex technical challenges while mentoring peers and contributing to long-term architecture. You'll work with modern technologies, clean code practices, and a dynamic international team. Accountabilities: Design, build, and maintain scalable, reliable, and maintainable software solutions Collaborate with cross-functional teams to deliver impactful technical features … Champion architectural best practices and lead technical discussions and decisions Mentor team members and conduct code reviews to ensure high engineering standards Drive continuous improvement through performance analysis and refactoring Proactively address technical debt and anticipate scalability challenges Document and communicate technical solutions clearly across teams Requirements Strong experience in TypeScript, Node.js, React, GraphQL, Kafka, gRPC, and MongoDB Solid … to build scalable and reliable cloud-based applications Strong communication skills and a collaborative, proactive mindset Comfortable discussing, testing, and benchmarking technical solutions Fluent in English and committed to clean code and continuous learning Benefits Health insurance coverage Employee Assistance Program (EAP) Remote work and wellness stipends Flexible compensation options Paid volunteer days Employee referral program Professional development More ❯