1 to 25 of 31 Permanent Clean Code Jobs in the South East

Full Stack - Tech Lead (Node.js, React, Java Script)

Hiring Organisation
Expleo Group
Location
Milton Keynes, Buckinghamshire, South East, United Kingdom
Employment Type
Permanent
review technical design documentation, API specifications, and architectural artefacts Engineering Excellence & Governance Define and enforce coding standards, development best practices, and quality benchmarks Conduct code reviews to ensure maintainability, performance, and security compliance Ensure adherence to DevSecOps practices, including CI/CD, automated testing, and secure coding Monitor … GitHub Actions, Jenkins) Familiarity with cloud platforms (Azure/AWS/GCP) Exposure to containerisation (Docker) and orchestration (Kubernetes) Engineering Practices Strong grounding in clean code principles and design patterns (SOLID, DRY) Experience with test automation, code quality tools, and static analysis Understanding of security best practices ...

Senior Developer

Hiring Organisation
Initialize
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£80,000 per annum
with Azure cloud computing, containerisation using Docker, orchestration using AKS, and deployment automation using GitHub, GitHub Actions and Bicep IaC. Proficiency in Visual Studio Code , ideally with tools like GitHub Copilot or other AI-assisted development extensions. An AI-native approach with proven experience or strong hands-on interest … databases, including SQL and NoSQL platforms, schema design, data access patterns, query performance and secure data handling. Ability to design, build and review maintainable code while following agreed coding standards, architectural guidelines and secure development practices. Strong understanding of the SDLC - plan, design, build, implement, test and deploy - with ...

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. 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
£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. 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 ...

Lead Full Stack Software Developer

Hiring Organisation
Spectrum It Recruitment Limited
Location
Southampton, 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
Location
Chichester, West Sussex, 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 ...

Full Stack .Net Developer (C#, React, Azure Service Bus)

Hiring Organisation
Hays Specialist Recruitment Limited
Location
Milton Keynes, Buckinghamshire, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £58,000 per annum
Blazor). All new Front End development will be done in React.A grounding in engineering best practices is key, including object-oriented design, clean code principles and a structured approach to testing such as TDD, as well as experience working in Agile environments.Beyond the core skillset, what will ...

AI Engineer

Hiring Organisation
VIA MATCH LIMITED
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£80,000 - £110,000 per annum
reliability Implementing and maintaining retrieval systems, including ingestion pipelines, chunking strategies, and advanced techniques such as HyDE Building and owning production AI applications: clean code, robust error handling, well-designed APIs, and data pipelines Crafting effective prompts and optimising across latency, cost, and quality dimensions for different model … deterministic systems through experimentation while balancing latency, cost, and quality trade-offs Nice to Have Experience with AI-assisted development tooling (e.g. Claude Code, GitHub Copilot) Knowledge of when fine-tuning is preferable to prompt engineering or RAG, with hands-on fine-tuning experience Familiarity with real-time streaming ...

Software Engineer

Hiring Organisation
Nextech Group Limited
Location
West Malling, Kent, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£35,000
maintain internal web applications Work with developers and product owners to deliver new features Contribute to AI-assisted automation and workflow improvements Write clean, maintainable code and follow best practices Participate in code reviews, sprint planning, and agile ceremonies Continuously develop technical skills with team support About ...

Software Engineer

Hiring Organisation
IMServ Europe Ltd
Location
MK14, Great Linford, Milton Keynes, Buckinghamshire, United Kingdom
Employment Type
Permanent
Salary
£60000 - £65000/annum
collaborate with engineers, testers, and product teams to deliver high-quality applications using modern Azure and C# technologies. You will take ownership of your code throughout the entire product lifecycle, contributing to innovation and continuous improvement. Responsibilities Design, develop, and maintain software applications using C# and Azure technologies Write … clean, efficient, and well-tested code, including unit tests Participate in Agile Scrum ceremonies and contribute to team delivery Collaborate with cross-functional teams to deliver high-quality software solutions Contribute to software design, architecture, and database development Manage data and database elements, including SQL design and data ...

Java Full Stack Developer(SC Eligible)

Hiring Organisation
Thrive IT Systems Ltd
Location
Reading, Berkshire, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
share your application once you are interested. Role: Java Full Stack Developer Location: Reading/Croydon, UK Mode: Fulltime/Permanent Hybrid Responsibilities: Write clean, secure code using test-driven approach. Create reusable and open code. Collaborate with other developers. Fix service faults and maintain infrastructure. Apply modern ...

Head of Product Design

Hiring Organisation
Ripple Recruitment Ltd
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£85,000 per annum
.Having already secured seed funding and currently progressing through a £1.5m round, they are building expert systems that transform incredibly complex tax legislation into clean, machine-readable code. Their platform is already live, integrated with Xero, and actively used by accounting practices supporting hundreds of SMEs. Up until ...

Senior C# Developer .Net - FinTech

Hiring Organisation
Client Server
Location
Reigate, Surrey, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£90,000
features, not managing people) You are collaborative and pragmatic yet able to push back and influence senior engineers You're an advocate of creating, clean, reusable and maintainable code and have a good knowledge of modern Microsoft software engineering best practices You have a good knowledge of event … Computer Science fundamentals such as OOP, Data Structures, Design Patters, Algorithms You have a good understanding of CI/CD and Infrastructure as Code (IaC) You have an appreciation of Azure, SaaS, PaaS, microservices You're likely to be degree educated in a relevant STEM discipline e.g. Computer Science ...

Senior Full Stack Engineer

Hiring Organisation
Searchability
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £100,000 per annum
maintain sophisticated APIs using Python and FastAPI Work with real time data streaming, including SSE and WebSockets Translate complex sports data and logic into clean, efficient code Own the front end lifecycle independently, from development to deployment Collaborate with a small, high-calibre team to iterate quickly ...

Senior Developer

Hiring Organisation
Spectrum It Recruitment Limited
Location
Chichester, West Sussex, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£60,000
Strong commercial experience with modern, object-oriented PHP 8. Experience working with a PHP framework or large-scale PHP applications. A passion for writing clean, maintainable and reusable code. Experience with code quality tools, including PHPUnit, static analysis or automated testing processes. Strong analytical and problem-solving skills. ...

Senior Developer

Hiring Organisation
Spectrum IT Recruitment
Location
Bosham, Sussex, United Kingdom
Employment Type
Permanent
Salary
GBP 35,000 - 60,000 Annual
Strong commercial experience with modern, object-oriented PHP 8. Experience working with a PHP framework or large-scale PHP applications. A passion for writing clean, maintainable and reusable code. Experience with code quality tools, including PHPUnit, static analysis or automated testing processes. Strong analytical and problem-solving skills. ...

Senior Front End Developer

Hiring Organisation
Spectrum It Recruitment Limited
Location
Southampton, Hampshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£60,000
scalable and well-tested software Collaborating closely with Product and wider business teams Supporting production systems and contributing to engineering best practices Participating in code reviews and helping raise engineering standards across the team What We're Looking For We're interested in developers with strong experience across most …/or Vue.js Modern JavaScript/TypeScript development Building and maintaining production-grade web applications REST APIs and service integration Strong focus on clean, maintainable code and testing Excellent communication skills and ability to work closely with non-technical stakeholders Bonus Skills Experience with any of the following ...

Graduate Developer

Hiring Organisation
FLTalent
Location
Brighton, East Sussex, England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
make a real impact from day one. Key Responsibilities Collaborate with colleagues and clients to understand requirements and deliver tailored software solutions. Write clean, maintainable, and efficient code across multiple technologies and frameworks. Participate in the full software development lifecycle, including design, development, testing, and deployment. Troubleshoot, debug ...

Backend Python Developer

Hiring Organisation
Xact Placements Limited
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £80,000 per annum
high-impact environment where speed, quality, and innovation matter. The Role The successful candidate will: Design, build, and maintain backend services in Python , writing clean, maintainable, production-grade code. Develop and deploy AI-powered features using Azure-native services including Azure AI Foundry, Azure AI Search, Cosmos DB, Docker … within tight development cycles — branch, commit, test, and ship via GitHub-based CI/CD pipelines. Write comprehensive unit tests and contribute to high code quality standards. Collaborate within agile sprints and contribute to technical design decisions. The Ideal Candidate Our client is seeking someone with: Strong commercial experience ...

Integration Developer – Boomi

Hiring Organisation
Required IT
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £80,000 per annum
Integration Services — including Logic Apps, API Management, Service Bus, and Event Grid Working with SQL databases and handling complex data transformations (JSON, XML) Writing clean, maintainable code in Python or similar languages to support integration workflows Contributing to integration strategy and technical architecture decisions Providing technical guidance ...

Data Engineer - AI/ML (f/m/d)

Hiring Organisation
Awin
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
standards and working practices. You possess a deep understanding of data and business requirements and can translate these into clear technical specifications. You write clean, maintainable, and high quality code, and you are capable of implementing a wide range of data extraction, transformation, and storage methodologies. Your expertise … will collaborate with a global team of data engineers, data analysts, and other big data specialists across the organisation. Key Tasks & responsibilities · Write clean, elegant and maintainable code with Data engineering and AI/ML best practices· Understanding business objectives and developing models that help to achieve them ...

Chief Software Architect

Hiring Organisation
Defence
Location
Maidenhead, Berkshire, South East, United Kingdom
Employment Type
Permanent
RTOS) Architecture & Design Proven ability to define and deliver robust, scalable architectures Experience with UML/SysML modelling and structured design approaches Passion for clean design, modularity, and code reuse Leadership & Impact Experience leading or mentoring engineers in a technical capacity Comfortable influencing across teams and projects ...

Senior Backend Engineer

Hiring Organisation
Searchability
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £100,000 per annum
systems that power the company's AI-driven sports products. You will work with real time data at scale, translating complex sports logic into clean, efficient, high-performance code. This is a hands-on role in a small team, with the autonomy to own what you build, from design … robust, scalable APIs using Python and FastAPI Work with real time data streaming, including SSE and WebSockets Translate complex sports data and logic into clean, efficient backend code Ensure systems are performant, reliable and well architected Own your work end to end, including deployment and ongoing iteration Collaborate ...

Full Stack PHP Developer

Hiring Organisation
Ripple Recruitment Ltd
Location
Southampton, Hampshire, England, United Kingdom
Employment Type
Full-Time
Salary
£35,000 - £40,000 per annum
charity-specific tools). Partner with designers, UX specialists, and fellow developers to deliver robust, highly accessible digital products. Troubleshoot technical issues across application code, hosting environments, and deployment workflows. What We Are Looking For: We need a pragmatic, thoughtful developer who values clean, maintainable code ...

Junior C# Full Stack Engineer

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £75,000 per annum
full stack systems * Support development of high-performance, real-time data platforms * Collaborate with engineers to deliver new features and enhancements * Contribute to code quality, testing, and best engineering practices * Learn from senior team members and develop technical expertise Your Skills & Experience * Strong foundations in C# and .NET development … Understanding of software engineering principles and clean coding practices * Exposure to full stack development or willingness to learn frontend technologies * A proactive mindset with a passion for continuous learning * Ability to communicate ideas clearly and work collaboratively What They Offer * Clear progression into mid-level and senior roles * Exposure ...