26 to 50 of 355 Clean Code Jobs in the UK excluding London

Senior Java Engineer - AWS, API - (2 days on site)

Hiring Organisation
Salt Search
Location
South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £700 per day
pipelines using tools such as Jenkins, GitHub Actions, or AWS CodePipeline. Work with containerisation technologies (Docker) and orchestration platforms (ECS/EKS). Ensure code quality through unit, integration, and automated testing. Apply secure coding practices, including OAuth2/JWT authentication and general security best practices. Collaborate with cross … functional teams to deliver high-impact features and improvements. Participate in code reviews, architectural discussions, and continuous improvement initiatives. Required Skills & Experience Strong proficiency in Java, Spring Boot, and modern backend development. Hands-on experience with AWS cloud services (Lambda, API Gateway, DynamoDB, ECS, S3, etc.). Solid understanding ...

Software Developer

Hiring Organisation
Tilt Recruitment Limited
Location
Alderley Edge, Cheshire, North West, United Kingdom
Employment Type
Permanent
Salary
£50,000
Cheshire Free food & drink :) Were looking for a Software Developer to join our global client within the hospitality sector - someone whos passionate about writing clean, scalable code and excited to influence how they develop and deliver technology. Youll be joining a fast-paced, forward-thinking, people-first company … life assurance Exclusive discountson entertainment, leisure, and travel What Youll Be Doing... Designing, developing, testing and deploy high-quality, scalable software solutions Championing code quality, performance, and security Collaboratingin agile teams, translating business needs into functional tech Writingautomated tests and following best practices to ensure maintainability Providingsupport andtroubleshooting technical ...

Java Developer

Hiring Organisation
Oscar Associates (UK) Limited
Location
Leeds, West Yorkshire, Yorkshire, United Kingdom
Employment Type
Permanent
Salary
£50,000
join a technically strong engineering team working on scalable, high-performance systems built around a modern microservices architecture. The business places real emphasis on clean code, engineering standards and collaborative development. The Role You'll be responsible for designing, developing and maintaining Java-based backend services, contributing … collaborative, Agile environment where quality and teamwork are key. Key Responsibilities Develop and maintain Java backend services within a microservices architecture Write clean, efficient and maintainable code Contribute to technical design and system architecture discussions Work closely with cross-functional teams to deliver high-quality software Support continuous ...

Senior Web Developer - Full stack

Hiring Organisation
Hireful
Location
Milton Keynes, Buckinghamshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£60,000
Redefine Higher Education Tech with Your Web Expertise Join a team where your code impacts 350+ institutions worldwide. As our new Senior Web Developer, you'll shape the future of education technology while growing your skills in a supportive, purpose-driven environment. What you'll be doing … interfaces that set the standard for accessibility Leverage your SQL skills and server-side development experience in C# or similar Mentor team members through code reviews and collaborative problem-solving Champion clean code, security, performance, and industry best practices What we offer Hybrid working (2 days ...

Senior .NET Developer

Hiring Organisation
Ronald James
Location
Newcastle Upon Tyne, Tyne and Wear, England, United Kingdom
Employment Type
Full-Time
Salary
£40,000 - £60,000 per annum
services, design scalable systems, and influence how our platform runs in the cloud. You’ll be part of a collaborative engineering team that values clean code, smart architecture and shipping quality software at pace. If you enjoy solving complex problems, working with modern cloud tech, and seeing your … have (but not essential) Experience with Azure services (App Services, Functions, Service Bus, etc.) Containerisation and orchestration experience (Docker/Kubernetes) Infrastructure as Code exposure (Bicep, ARM, Terraform) Event-driven or microservices architectures Automated testing and CI/CD experience Why join us? Real ownership over systems, services ...

Senior Software Developer - Java - Remote First

Hiring Organisation
Cathcart Technology
Location
Altrincham, Greater Manchester, United Kingdom
Employment Type
Permanent
Salary
£60000 - £70000/annum
teams. This is a role for someone who is genuinely hands-on, enjoys solving tricky problems, and cares about building software the right way - clean code, testing, collaboration, and continuous improvement. The Opportunity You'll join a cross-functional team working on large-scale systems that have real … Java, Spring Boot **TDD/automated testing **CI/CD and modern delivery pipelines **AWS (including serverless approaches in places) **Docker, Kubernetes **Infrastructure as Code (Terraform, etc.) You don't need to tick every box - strong Java + good engineering habits are the priority. Exposure to AWS and DevOps ...

FullStack Developer

Hiring Organisation
Oscar Technology
Location
Manchester, Lancashire, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £65,000 per annum
JavaScript stack, building and scaling applications used by a growing user base. The team operate in Agile squads and place a strong emphasis on clean code, performance, and continuous improvement. Your day-to-day will include: Developing responsive front-end applications using React (TypeScript preferred) Building scalable backend … APIs using Node.js/Express Working closely with Product and Design teams to deliver new features Improving application performance and maintainability Contributing to testing, code reviews, and best practices What They're Looking For 2-5 years' commercial experience in a Full Stack capacity Strong React experience (Redux ...

Java Engineer

Hiring Organisation
Profile 29
Location
South East London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£50,000
performance, and mentoring less- experienced engineers in workflow-centric delivery. This is an ideal role for someone who enjoys solving complex process problems through clean code, automation, and modern engineering practices. The role involves visiting client sites; the company will cover travel expenses. Frequency is uncertain but candidates … maintain automated test suites, CI/CD pipelines, and containerised deployments Optimise Camunda engine performance and monitor workflow metrics for production environments Participate in code reviews, peer testing, and technical design discussions Contribute to their internal best-practice frameworks and automation accelerators Essential Eligible (have resided ...

Principle Java Engineer

Hiring Organisation
Profile 29
Location
South East London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£75,000
performance, and mentoring less- experienced engineers in workflow-centric delivery. This is an ideal role for someone who enjoys solving complex process problems through clean code, automation, and modern engineering practices. The role involves visiting client sites; the company will cover travel expenses. Frequency is uncertain but candidates … maintain automated test suites, CI/CD pipelines, and containerised deployments Optimise Camunda engine performance and monitor workflow metrics for production environments Participate in code reviews, peer testing, and technical design discussions Contribute to their internal best-practice frameworks and automation accelerators Essential Eligible (have resided ...

Backend Engineer (Python, FastAPI/Flask/Django/GPU/CUDA)

Hiring Organisation
Adecco
Location
Bristol, Avon, England, United Kingdom
Employment Type
Full-Time
Salary
£55,000 - £70,000 per annum
accelerated risk modelling engineOptimise backend services for scalability, performance, and reliabilityIntegrate with underwriting, analytics, and portfolio systemsSupport cloud-native deployments (GCP environment)Write clean, well-tested, well-documented code following best engineering practicesWork in a cross-functional team alongside engineers, data scientists, and domain specialistsAbout YouEssential … databases (e.g. PostgreSQL) and ORMs such as SQLAlchemyExperience working in cloud environments (GCP preferred)Solid understanding of testing, CI/CD, Git workflows, and clean code principlesStrong communication skills and a collaborative mindsetDegree in Computer Science or related technical disciplineDesirable:Exposure to GPU computing or acceleration frameworks (e.g. ...

Senior Software Engineer

Hiring Organisation
Aveni
Location
Belfast, UK
Employment Type
Full-time
DynamoDB, RDS) NestJS or equivalent back-end frameworks Microservices and event-driven architectures We also actively embrace AI coding assistants (such as Claude Code) to speed up development, improve code quality and reduce repetitive work — and we encourage engineers to use these tools effectively. What we're looking … experience developing UIs with React Solid understanding of cloud-native engineering on AWS Experience with microservices, messaging patterns and distributed systems A commitment to clean code, testing, observability and operational excellence A proactive and motivated mindset — someone who wants to build, ship and iterate quickly Interest ...

Senior Software Engineer

Hiring Organisation
Aveni
Location
Southampton, UK
Employment Type
Full-time
DynamoDB, RDS) NestJS or equivalent back-end frameworks Microservices and event-driven architectures We also actively embrace AI coding assistants (such as Claude Code) to speed up development, improve code quality and reduce repetitive work — and we encourage engineers to use these tools effectively. What we're looking … experience developing UIs with React Solid understanding of cloud-native engineering on AWS Experience with microservices, messaging patterns and distributed systems A commitment to clean code, testing, observability and operational excellence A proactive and motivated mindset — someone who wants to build, ship and iterate quickly Interest ...

Senior Software Engineer

Hiring Organisation
Aveni
Location
Sheffield, UK
Employment Type
Full-time
DynamoDB, RDS) NestJS or equivalent back-end frameworks Microservices and event-driven architectures We also actively embrace AI coding assistants (such as Claude Code) to speed up development, improve code quality and reduce repetitive work — and we encourage engineers to use these tools effectively. What we're looking … experience developing UIs with React Solid understanding of cloud-native engineering on AWS Experience with microservices, messaging patterns and distributed systems A commitment to clean code, testing, observability and operational excellence A proactive and motivated mindset — someone who wants to build, ship and iterate quickly Interest ...

Senior Software Engineer

Hiring Organisation
Aveni
Location
Manchester, UK
Employment Type
Full-time
DynamoDB, RDS) NestJS or equivalent back-end frameworks Microservices and event-driven architectures We also actively embrace AI coding assistants (such as Claude Code) to speed up development, improve code quality and reduce repetitive work — and we encourage engineers to use these tools effectively. What we're looking … experience developing UIs with React Solid understanding of cloud-native engineering on AWS Experience with microservices, messaging patterns and distributed systems A commitment to clean code, testing, observability and operational excellence A proactive and motivated mindset — someone who wants to build, ship and iterate quickly Interest ...

Senior Software Engineer

Hiring Organisation
Aveni
Location
Glasgow, UK
Employment Type
Full-time
DynamoDB, RDS) NestJS or equivalent back-end frameworks Microservices and event-driven architectures We also actively embrace AI coding assistants (such as Claude Code) to speed up development, improve code quality and reduce repetitive work — and we encourage engineers to use these tools effectively. What we're looking … experience developing UIs with React Solid understanding of cloud-native engineering on AWS Experience with microservices, messaging patterns and distributed systems A commitment to clean code, testing, observability and operational excellence A proactive and motivated mindset — someone who wants to build, ship and iterate quickly Interest ...

Senior Software Engineer

Hiring Organisation
Aveni
Location
Colchester, Essex, UK
Employment Type
Full-time
DynamoDB, RDS) NestJS or equivalent back-end frameworks Microservices and event-driven architectures We also actively embrace AI coding assistants (such as Claude Code) to speed up development, improve code quality and reduce repetitive work — and we encourage engineers to use these tools effectively. What we're looking … experience developing UIs with React Solid understanding of cloud-native engineering on AWS Experience with microservices, messaging patterns and distributed systems A commitment to clean code, testing, observability and operational excellence A proactive and motivated mindset — someone who wants to build, ship and iterate quickly Interest ...

Senior Software Engineer

Hiring Organisation
Aveni
Location
Bournemouth, Dorset, UK
Employment Type
Full-time
DynamoDB, RDS) NestJS or equivalent back-end frameworks Microservices and event-driven architectures We also actively embrace AI coding assistants (such as Claude Code) to speed up development, improve code quality and reduce repetitive work — and we encourage engineers to use these tools effectively. What we're looking … experience developing UIs with React Solid understanding of cloud-native engineering on AWS Experience with microservices, messaging patterns and distributed systems A commitment to clean code, testing, observability and operational excellence A proactive and motivated mindset — someone who wants to build, ship and iterate quickly Interest ...

Senior Software Engineer

Hiring Organisation
Aveni
Location
Gloucester, Gloucestershire, UK
Employment Type
Full-time
DynamoDB, RDS) NestJS or equivalent back-end frameworks Microservices and event-driven architectures We also actively embrace AI coding assistants (such as Claude Code) to speed up development, improve code quality and reduce repetitive work — and we encourage engineers to use these tools effectively. What we're looking … experience developing UIs with React Solid understanding of cloud-native engineering on AWS Experience with microservices, messaging patterns and distributed systems A commitment to clean code, testing, observability and operational excellence A proactive and motivated mindset — someone who wants to build, ship and iterate quickly Interest ...

Senior Software Engineer

Hiring Organisation
Aveni
Location
Chesterfield, Derbyshire, UK
Employment Type
Full-time
DynamoDB, RDS) NestJS or equivalent back-end frameworks Microservices and event-driven architectures We also actively embrace AI coding assistants (such as Claude Code) to speed up development, improve code quality and reduce repetitive work — and we encourage engineers to use these tools effectively. What we're looking … experience developing UIs with React Solid understanding of cloud-native engineering on AWS Experience with microservices, messaging patterns and distributed systems A commitment to clean code, testing, observability and operational excellence A proactive and motivated mindset — someone who wants to build, ship and iterate quickly Interest ...

Senior Software Engineer

Hiring Organisation
Aveni
Location
Woking, Surrey, UK
Employment Type
Full-time
DynamoDB, RDS) NestJS or equivalent back-end frameworks Microservices and event-driven architectures We also actively embrace AI coding assistants (such as Claude Code) to speed up development, improve code quality and reduce repetitive work — and we encourage engineers to use these tools effectively. What we're looking … experience developing UIs with React Solid understanding of cloud-native engineering on AWS Experience with microservices, messaging patterns and distributed systems A commitment to clean code, testing, observability and operational excellence A proactive and motivated mindset — someone who wants to build, ship and iterate quickly Interest ...

Senior Software Engineer

Hiring Organisation
Aveni
Location
Maidstone, Kent, UK
Employment Type
Full-time
DynamoDB, RDS) NestJS or equivalent back-end frameworks Microservices and event-driven architectures We also actively embrace AI coding assistants (such as Claude Code) to speed up development, improve code quality and reduce repetitive work — and we encourage engineers to use these tools effectively. What we're looking … experience developing UIs with React Solid understanding of cloud-native engineering on AWS Experience with microservices, messaging patterns and distributed systems A commitment to clean code, testing, observability and operational excellence A proactive and motivated mindset — someone who wants to build, ship and iterate quickly Interest ...

Senior Software Engineer

Hiring Organisation
Aveni
Location
Crawley, West Sussex, UK
Employment Type
Full-time
DynamoDB, RDS) NestJS or equivalent back-end frameworks Microservices and event-driven architectures We also actively embrace AI coding assistants (such as Claude Code) to speed up development, improve code quality and reduce repetitive work — and we encourage engineers to use these tools effectively. What we're looking … experience developing UIs with React Solid understanding of cloud-native engineering on AWS Experience with microservices, messaging patterns and distributed systems A commitment to clean code, testing, observability and operational excellence A proactive and motivated mindset — someone who wants to build, ship and iterate quickly Interest ...

Senior Software Engineer

Hiring Organisation
Aveni
Location
Brighton, East Sussex, UK
Employment Type
Full-time
DynamoDB, RDS) NestJS or equivalent back-end frameworks Microservices and event-driven architectures We also actively embrace AI coding assistants (such as Claude Code) to speed up development, improve code quality and reduce repetitive work — and we encourage engineers to use these tools effectively. What we're looking … experience developing UIs with React Solid understanding of cloud-native engineering on AWS Experience with microservices, messaging patterns and distributed systems A commitment to clean code, testing, observability and operational excellence A proactive and motivated mindset — someone who wants to build, ship and iterate quickly Interest ...

Senior Software Engineer

Hiring Organisation
Aveni
Location
Hemel Hempstead, Hertfordshire, UK
Employment Type
Full-time
DynamoDB, RDS) NestJS or equivalent back-end frameworks Microservices and event-driven architectures We also actively embrace AI coding assistants (such as Claude Code) to speed up development, improve code quality and reduce repetitive work — and we encourage engineers to use these tools effectively. What we're looking … experience developing UIs with React Solid understanding of cloud-native engineering on AWS Experience with microservices, messaging patterns and distributed systems A commitment to clean code, testing, observability and operational excellence A proactive and motivated mindset — someone who wants to build, ship and iterate quickly Interest ...

Senior Software Engineer

Hiring Organisation
Aveni
Location
High Wycombe, Buckinghamshire, UK
Employment Type
Full-time
DynamoDB, RDS) NestJS or equivalent back-end frameworks Microservices and event-driven architectures We also actively embrace AI coding assistants (such as Claude Code) to speed up development, improve code quality and reduce repetitive work — and we encourage engineers to use these tools effectively. What we're looking … experience developing UIs with React Solid understanding of cloud-native engineering on AWS Experience with microservices, messaging patterns and distributed systems A commitment to clean code, testing, observability and operational excellence A proactive and motivated mindset — someone who wants to build, ship and iterate quickly Interest ...