26 to 50 of 401 Permanent Clean Code Jobs

Senior & Principal Java Camunda Enigneers

Hiring Organisation
Casci
Location
South East London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£75,000
sales activity, and the growth of our engineering practice. This is an ideal role for someone who enjoys solving complex process problems through clean code, automation, and modern engineering practices. Key Responsibilities Design, develop, and deploy Camunda-based process and decision automation solutions Implement and integrate Java-based … 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 Support migration of legacy process platforms to Camunda 8/Zeebe where applicable Contribute to Cascis internal ...

Senior Java Engineer (AWS, REST, SOAP) – Hybrid – Sussex

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
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 ...

.NET Developer/ Greenfield

Hiring Organisation
Reed
Location
Newcastle Upon Tyne, Tyne and Wear, England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £57,000 per annum, Inc benefits
using C# and .NET Contribute to the architecture and development of a microservices-based system Apply strong object-oriented programming principles, including polymorphism and clean code practices Help build and optimise infrastructure-as-code (IaC) environments Work closely with DevOps practices, including CI/CD pipelines Collaborate … with cross-functional teams to define and deliver features Contribute to technical decisions in a greenfield environment Ensure code quality through testing, reviews, and best practices Required Skills & Experience Solid experience developing with C# and modern .NET (Core/.NET 6+) Strong understanding of microservices architecture Good knowledge ...

NET Developer/ Greenfield

Hiring Organisation
Reed Technology
Location
Newcastle upon Tyne, Tyne and Wear, Tyne & Wear, United Kingdom
Employment Type
Permanent
Salary
£50000 - £58000/annum
using C# and .NET Contribute to the architecture and development of a microservices-based system Apply strong object-oriented programming principles, including polymorphism and clean code practices Help build and optimise infrastructure-as-code (IaC) environments Work closely with DevOps practices, including CI/CD pipelines Collaborate … with cross-functional teams to define and deliver features Contribute to technical decisions in a greenfield environment Ensure code quality through testing, reviews, and best practices Required Skills & Experience Solid experience developing with C# and modern .NET (Core/.NET 6+) Strong understanding of microservices architecture Good knowledge ...

Platform Engineer (10x Openings)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
team, operational learnings from the bring‐up teams, and security guidance from the security engineering team. The output of this role is production platform code, not configuration, not runbooks. What You Will Be Doing Common across every platform engineering team: Design and implement Kubernetes operators and controllers that manage … call rotation, incident response, and the follow‐up work that closes structural gaps rather than only the immediate issue. Hold to clean interface and versioning practice on anything other teams or customers depend on, including disciplined handling of breaking changes. Participate in code review, technical design discussions ...

Lead Software Engineer - Secure Environment

Hiring Organisation
Sanderson Government and Defence
Location
Cheltenham, Gloucestershire, South West, United Kingdom
Employment Type
Permanent
messaging platforms Background in Agile DevSecOps environments and Zero Trust architectures Experience integrating with services such as PostgreSQL, Redis and S3 Solid engineering fundamentals: clean code, testing, documentation, code reviews and continuous delivery Comfortable using GitHub, GitLab and Atlassian tools Strong TDD experience Hands-on experience with ...

Lead Java Developer (VP)

Hiring Organisation
Jobleads-UK
Location
Belfast, Northern Ireland, United Kingdom
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, deployment, observability … metrics, and monitoring. 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 ...

Senior Software Engineer – Personalisation

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
developer usability. Develop resilient APIs and backend services that enable secure authentication, authorisation, and identity management capabilities across the organisation. Champion engineering excellence through clean, maintainable, and well-tested code, helping establish best practices across teams. Actively participate in code reviews, technical discussions, pair programming, and knowledge … authentication standards is highly desirable. Core Competencies Demonstrates expertise in designing and developing secure, scalable authentication and identity services, with a strong focus on clean code practices and operational ownership in cloud-native environments. Proficient in building resilient APIs and backend services while balancing security, usability, and performance. ...

Software Engineer - Property Platform

Hiring Organisation
Awaze
Location
Manchester, Lancashire, England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
delivery. Monitor and improve the health, reliability and performance of production systems using tools such as New Relic. Participate in pair/mob programming, code reviews and knowledge sharing. Take ownership of the systems you build, helping to shape technical solutions and improve the platform over time. Make effective … assisted development tools (such as GitHub Copilot, Codex or Claude) to improve productivity, code quality and learning while applying sound engineering judgement. Who we’re looking for You'll thrive in this role if you enjoy solving technical problems, building reliable systems and collaborating with others to deliver value. ...

Systems Developer

Hiring Organisation
Massenhove Recruitment Limited
Location
City of London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£40,000 - £55,000 per annum
software solutions that support our clients business systems, data pipelines, and automation initiatives. This is an excellent opportunity for a developer who enjoys writing clean, efficient code and wants to contribute to projects with real business impact, including data integration, workflow automation, and system modernisation. What the ideal … Design, develop, test, and maintain Python applications, scripts, and services Build and maintain APIs and integrations with third-party systems and internal platforms Write clean, well-documented, and testable code following best practices (PEP 8, SOLID principles) Collaborate with cross-functional teams (product, data, QA, operations) to translate ...

Senior Software Engineer

Hiring Organisation
Jobleads-UK
Location
United Kingdom
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 ...

Java Engineer

Hiring Organisation
Anson Mccade
Location
Newcastle Upon Tyne, Tyne and Wear, North East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£45,000
REST APIs and microservices. Work closely with developers, testers and architects throughout the software development lifecycle. Contribute to Agile ceremonies including sprint planning and code reviews. Follow best practices including clean code, CI/CD and version control. Support the delivery of high-quality, scalable software solutions. ...

Principle Java Engineer

Hiring Organisation
17918
Location
London, United Kingdom
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. Responsibilities Design, develop, and deploy Camunda-based process and decision automation solutions Implement and integrate Java-based … 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
£90,000
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. Responsibilities Design, develop, and deploy Camunda-based process and decision automation solutions Implement and integrate Java-based … 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 ...

Principal Java Engineer

Hiring Organisation
Profile 29
Location
South East London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£90,000
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. Responsibilities Design, develop, and deploy Camunda-based process and decision automation solutions Implement and integrate Java-based … 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 ...

Staff Software Engineer, Frontend

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
major plus, but ultimately, you know how to translate designs into pixel-perfect reality. User-obsessed mindset: You don't just write code; you build products. You are passionate about the User Experience (UX) . Experience with Figma or similar design tools is a plus, helping you bridge … between design and engineering. Clean code philosophy: You care deeply about the quality of your craft. You strive for simplicity, strictly adhere to DRY (Don't Repeat Yourself) principles, and write code that is readable and maintainable. Collaborative spirit: You are a genuine team player who thrives ...

Lead FDE Production & Consulting

Hiring Organisation
Newpage Solutions
Location
United Kingdom
builder-first individual-contributor role with genuine product and commercial ownership. It suits engineers who live at the current edge of AI development—Claude Code, Cursor, agents, eval harnesses, MCP ,modern TypeScript and Python—and who are equally at home at a whiteboard in front of a client … conversation; have a working prototype to react to by the end of the week. Build modular backends in Python or TypeScript aligned with clean architecture, OOP, SOLID, and domain-driven design. Create fullstack applications, APIs, agents, workflows, and similar systems using frameworks such as Next.js, React, FastAPI, Fastify, FastMCP ...

Senior Software Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
queries, and familiarity with NoSQL databases. Familiarity with CI/CD workflows and the deployment of workloads to cloud infrastructure. Passion for writing clean, testable and robust code. A BSc in Computer Science or Mathematics (or equivalent experience). Enjoy working in a fast paced, high-growth environment. ...

Lead Full Stack Software Developer

Hiring Organisation
Spectrum IT Recruitment
Location
Bristol, United Kingdom
Employment Type
Permanent
Salary
£80000 - £100000/annum plus benefits
uncertain areas of work Break down requirements into deliverable epics and user stories alongside product and initiative managers Develop and deliver production-ready code across the full stack Ensure high standards of quality, maintainability, performance and security Support and improve live systems once deployed Influence technical direction, tooling … 10+ years) 5+ years of JavaScript and TypeScript experience Solid background in system design and scalable architectures Experience building large, production SaaS platforms A clean-code mindset (SOLID principles, design patterns, testable code) Experience working in mature CI/CD and continuous deployment environments A commercial mindset ...

Lead Full Stack Software Developer

Hiring Organisation
Spectrum IT Recruitment
Location
Birmingham, West Midlands, West Midlands (County), United Kingdom
Employment Type
Permanent
Salary
£80000 - £100000/annum plus benefits
uncertain areas of work Break down requirements into deliverable epics and user stories alongside product and initiative managers Develop and deliver production-ready code across the full stack Ensure high standards of quality, maintainability, performance and security Support and improve live systems once deployed Influence technical direction, tooling … 10+ years) 5+ years of JavaScript and TypeScript experience Solid background in system design and scalable architectures Experience building large, production SaaS platforms A clean-code mindset (SOLID principles, design patterns, testable code) Experience working in mature CI/CD and continuous deployment environments A commercial mindset ...

Lead Full Stack Software Developer

Hiring Organisation
Spectrum It Recruitment Limited
Location
Hook, Hampshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
uncertain areas of work Break down requirements into deliverable epics and user stories alongside product and initiative managers Develop and deliver production-ready code across the full stack Ensure high standards of quality, maintainability, performance and security Support and improve live systems once deployed Influence technical direction, tooling … 10+ years) 5+ years of JavaScript and TypeScript experience Solid background in system design and scalable architectures Experience building large, production SaaS platforms A clean-code mindset (SOLID principles, design patterns, testable code) Experience working in mature CI/CD and continuous deployment environments A commercial mindset ...

Lead Full Stack Software Developer

Hiring Organisation
Spectrum It Recruitment Limited
Location
Cambridge, Cambridgeshire, East Anglia, United Kingdom
Employment Type
Permanent, Work From Home
uncertain areas of work Break down requirements into deliverable epics and user stories alongside product and initiative managers Develop and deliver production-ready code across the full stack Ensure high standards of quality, maintainability, performance and security Support and improve live systems once deployed Influence technical direction, tooling … 10+ years) 5+ years of JavaScript and TypeScript experience Solid background in system design and scalable architectures Experience building large, production SaaS platforms A clean-code mindset (SOLID principles, design patterns, testable code) Experience working in mature CI/CD and continuous deployment environments A commercial mindset ...

Lead Full Stack Software Developer

Hiring Organisation
Spectrum IT Recruitment
Location
Guildford, Surrey, United Kingdom
Employment Type
Permanent
Salary
£80000 - £100000/annum plus benefits
uncertain areas of work Break down requirements into deliverable epics and user stories alongside product and initiative managers Develop and deliver production-ready code across the full stack Ensure high standards of quality, maintainability, performance and security Support and improve live systems once deployed Influence technical direction, tooling … 10+ years) 5+ years of JavaScript and TypeScript experience Solid background in system design and scalable architectures Experience building large, production SaaS platforms A clean-code mindset (SOLID principles, design patterns, testable code) Experience working in mature CI/CD and continuous deployment environments A commercial mindset ...

Lead Developer

Hiring Organisation
Jobleads-UK
Location
United Kingdom
stack. RolePurpose: We are looking for a Lead Developer to own and drive this migration - someone who can architect with confidence, write excellent C# code, champion engineering best practices, and build a high-performing engineering team through technical leadership, mentoring and modern software engineering practices. This is a hands …/CD pipelines in Azure DevOps (or GitHub Actions), including build, test, container image scanning, and blue-green deployment automation Own infrastructure-as-code using Bicep or Terraform, and embed observability from day one using OpenTelemetry alongside Application Insights Champion test-driven development, including meaningful unit testing with xUnit ...

Senior Java Engineer

Hiring Organisation
Anson Mccade
Location
Newcastle Upon Tyne, Tyne and Wear, North East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£60,000
with developers, architects and testers throughout project delivery. Follow Agile development practices and contribute to sprint planning and technical discussions. Promote best practices including clean code, CI/CD and modern development workflows. Support and mentor junior developers while contributing to the team's technical direction. What ...