26 to 50 of 54 Clean Code Jobs in the South East

Java Backend Engineer

Hiring Organisation
Interact Consulting Limited
Location
High Wycombe, Buckinghamshire, UK
Apply button. What you'll do: Build and maintain scalable microservices. Develop REST APIs using Java & Spring. Collaborate with cross-functional teams. Write clean, efficient, and testable code. What we're looking for: Strong Java (8+) and Spring experience. Solid background in microservices architecture. Experience with REST APIs, Docker ...

Java 8 Software Engineer | £500 – £550 | Inside IR35 | 6 Months | Hybrid Remote

Hiring Organisation
Opus Recruitment Solutions Ltd
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £550 per day
Hibernate development practices Proven ability to build microservices and reliable RESTful APIs Hands-on experience applying TDD and BDD testing approaches Good understanding of clean coding principles, SOLID, and cloud technologies Previous experience in Finance/Fintech/Payments is highly beneficial Key Responsibilities Design, implement, and thoroughly test ...

Senior Web Application Developer

Hiring Organisation
Scientis Search Ltd
Location
Middleton Stoney, Oxfordshire, UK
systems Translate user and customer requirements into robust software solutions Develop data analysis and visualisation tools for real-time and post-processed data Write clean, scalable code using C#, .NET Core, ASP.NET and modern front-end technologies (JavaScript, TypeScript, React, HTML) Follow best practices in coding standards, documentation ...

PHP Developer

Hiring Organisation
Spectrum It Recruitment Limited
Location
Romsey, Hampshire, South East, United Kingdom
Employment Type
Permanent
Salary
£50,000
What You'll Bring 3+ years' experience in backend development Strong PHP & Laravel skills Solid PostgreSQL and API development experience A passion for clean code and building things properly Nice to Have AWS/cloud experience CI/CD knowledge Interest in AI tools (Copilot, Claude etc.) Interested ...

Senior Front End Developer

Hiring Organisation
Searchability
Location
Bromley, Kent, England, United Kingdom
Employment Type
Full-Time
Salary
£65,000 - £80,000 per annum
improve front-end performance, and contribute to best practices across the team. This role would suit someone who enjoys ownership, problem-solving, and building clean, maintainable code. SENIOR FRONT END DEVELOPER ESSENTIAL SKILLS Strong commercial experience with Vue.js Solid JavaScript (ES6+) experience Strong HTML and CSS skills Experience building ...

Software Developer (e-commerce)

Hiring Organisation
Ernest Gordon Recruitment
Location
Eastbourne, East Sussex, South East, United Kingdom
Employment Type
Permanent
Salary
£50,000
strong PHP, .NET or similar technologies skills, while being proficient with front-end. The Role Web Developer responsibilities Learn from senior developers how to code in Adobe ColdFusion Help plan and map the SDLC Write clean code in both front end and back end languages The Person ...

Graduate Software Developer | 50,000–60,000 | Hybrid (London / Remote).

Hiring Organisation
IT Graduate Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £60,000 per annum, OTE
Ready to build software that actually matters? Join a team where you’ll be solving real-world problems from day one — not just writing code in the corner. We’re looking for an ambitious Graduate Software Developer who loves tackling technical challenges, learning fast, and working with smart, supportive … Stack Engineer role within 12–24 months. What You’ll Do Design and build high-performance software used by thousands of users daily Develop clean, efficient, and scalable code in Python, C++ or JavaScript Collaborate with engineers, data scientists, and product teams on exciting new features Contribute ...

Senior Software Engineer

Hiring Organisation
Osborne Appointments
Location
Milton Keynes, Buckinghamshire, United Kingdom
Employment Type
Permanent
Salary
£70000/annum + Benefits
Importantly, this is not a “build from scratch” role — the platform is already established. The focus will be on maintaining, improving, and optimising existing code, ensuring performance, stability, and scalability as the business evolves. Benefits: Opportunity to be instrumental in building an in-house development function Clear progression into … high-quality solutions Maintain and optimise MySQL databases, schemas, and queries Contribute to frontend development using modern JavaScript frameworks (React, Vue or similar) Conduct code reviews and implement best practice across development Support production systems, troubleshooting and resolving issues as required Work alongside external contractors, with a view ...

Software Engineer - SC Cleared

Hiring Organisation
CBSbutler Holdings Limited trading as CBSbutler
Location
Southampton, Hampshire, Nursling, United Kingdom
Employment Type
Contract
Contract Rate
£650 - £700/day
Clearance required You will join an innovate technology consultancy developing products to support defence and national security end clients. The role: + Writing clean, secure code following a test-driven approach + Create code that is open by default and easy for others to reuse + Translate ...

SC Java Developer

Hiring Organisation
Sanderson Government and Defence
Location
South East London, London, United Kingdom
Employment Type
Permanent
Salary
£60,000
oriented design Must be eligible for SC Clearance Nice-to-Have Skills Python exposure Experience with AWS What You'll Bring A passion for clean, maintainable code A cooperative mindset and willingness to contribute to team success Curiosity, problem-solving ability, and a drive to continuously improve Reasonable ...

GCP Native Engineering Lead

Hiring Organisation
Sanderson Government and Defence
Location
Slough, Berkshire, UK
lead engineering and design discussions. Experience working on medium to high complexity systems with minimal supervision. Strong understanding of quality-driven development, including clean code and maintainable design. Ability to collaborate effectively within a team and mentor junior engineers. Reasonable Adjustments: Respect and equality are core values ...

Senior Data Engineer

Hiring Organisation
Robert Half
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£400 - £500 per day
data engineering framework Build, enhance, and maintain data pipelines within Snowflake Develop transformations and data models using DBT Orchestrate workflows using Apache Airflow Write clean, modular Python code for data engineering solutions Improve pipeline reliability, performance, and observability Introduce and embed CI/CD, testing, and deployment best ...

Frontend Developer

Hiring Organisation
Digital Waffle
Location
Guildford, England, United Kingdom
responsive design and performance optimisation Experience working in Agile teams with version control tools such as Git Strong attention to detail and focus on clean, maintainable code What’s on offer: Salary up to £75,000 Onsite working in Guildford Opportunity to work on modern, user-focused digital … products Collaborative environment with strong engineering and product teams This role would suit a Front End Developer who enjoys building clean, scalable interfaces and working closely with design and product teams. ...

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 ...

Senior Data Engineer

Hiring Organisation
Halian Technology Limited
Location
Reading, Berkshire, South East, United Kingdom
Employment Type
Permanent
third-party and contract engineers Contribute to engineering communities and help define best practices Drive adoption of global standards across security, performance, and code quality Operational Performance Troubleshoot and resolve critical data issues with urgency Deliver long-term fixes rather than short-term patches wherever possible Optimise pipelines …/BigQuery Proven ability to work across both legacy systems and modern cloud environments Key Skills DevOps mindset you automate wherever possible and write clean, testable code Pragmatic approach focused on delivering value without overengineering Strong communicator confident engaging with stakeholders across the business Why Apply? High-impact ...

Senior Data Engineer

Hiring Organisation
Halian | Managed Services, Recruitment Agency & Contract Staffing
Location
South East, England, United Kingdom
third-party and contract engineers Contribute to engineering communities and help define best practices Drive adoption of global standards across security, performance, and code quality Operational Performance Troubleshoot and resolve critical data issues with urgency Deliver long-term fixes rather than short-term patches wherever possible Optimise pipelines …/BigQuery Proven ability to work across both legacy systems and modern cloud environments Key Skills DevOps mindset – you automate wherever possible and write clean, testable code Pragmatic approach – focused on delivering value without overengineering Strong communicator – confident engaging with stakeholders across the business Why Apply? High-impact ...

Software Developer

Hiring Organisation
Pure Human Resources Ltd
Location
Southampton, Hampshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
payment solutions Use AI coding tools as a core part of development workflows Contribute to the development of a headless ecommerce platform Write clean, maintainable and secure code following best practice Manage version control and collaboration through GitHub Support ongoing system improvements, performance and scalability Contribute ideas ...

Front Office RAD Developer

Hiring Organisation
J.P. Morgan
Location
slough, south east england, united kingdom
Working experience in Python Solid understanding of software engineering principles including object-oriented design, testing methodologies, and version control practices Demonstrated ability to write clean, maintainable code and work effectively within large, complex codebases Strong verbal and written communication skills with ability to articulate technical concepts to both ...

Senior KDB+ Developer

Hiring Organisation
Stackstudio Digital Ltd
Location
Slough, Berkshire, UK
disk I/O, and network considerations across kdb+ processes. Develop robust and reusable q libraries, utilities, and frameworks with a strong focus on clean, maintainable, and performant code. Drive continuous improvement through refactoring, performance benchmarking, and adoption of best practices. Mentor and guide junior and mid-level developers … fostering a culture of technical excellence, code quality, and knowledge sharing. Participate in design reviews, production support, and root cause analysis of complex system issues. Work collaboratively within an Agile or iterative delivery environment, contributing to design, implementation, testing, and release phases. Required Skills & Experience 8+ years of hands ...

Software Developer

Hiring Organisation
Michael Page
Location
Woking, Surrey, United Kingdom
Employment Type
Permanent
Salary
£60000 - £70000/annum
support business operations. Collaborate with cross-functional teams to gather and analyse user requirements. Maintain and enhance existing applications to ensure optimal performance. Write clean, scalable, and efficient code adhering to industry standards. Test and debug software to ensure functionality and reliability. Provide technical support and resolve issues … Must haves: C# Strong Azure skills Azure Service Bus, Logic Apps, Functions Apps Strong SQL Strong communication/collaboration skills Nice to haves: Claude Code, Cursor, Codex etc Docker Kubernetes Job Offer 25 days + BHS Pension Flexible benefits package More benefits details to follow ...

Principal Data Engineer

Hiring Organisation
Halian Technology Limited
Location
South East London, London, United Kingdom
Employment Type
Permanent
third-party and contract engineers Contribute to engineering communities and help define best practices Drive adoption of global standards across security, performance, and code quality Operational Performance Troubleshoot and resolve critical data issues with urgency Deliver long-term fixes rather than short-term patches wherever possible Optimise pipelines …/BigQuery Proven ability to work across both legacy systems and modern cloud environments Key Skills DevOps mindset you automate wherever possible and write clean, testable code Pragmatic approach focused on delivering value without overengineering Strong communicator confident engaging with stakeholders across the business Why Apply? High-impact ...

Principal Data Engineer (Head of Data)

Hiring Organisation
Halian | Managed Services, Recruitment Agency & Contract Staffing
Location
South East, England, United Kingdom
/BigQuery Proven ability to work across both legacy systems and modern cloud environments Key Skills DevOps mindset – you automate wherever possible and write clean, testable code Pragmatic approach – focused on delivering value without overengineering Strong communicator – confident engaging with stakeholders across the business Why Apply? High-impact ...

Java Developers x 2 (Guildford)

Hiring Organisation
CBSbutler Holdings Limited trading as CBSbutler
Location
Guildford, Surrey, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £525/day
innovative geospatial solutions using modern cloud technologies. You'll work across the full software development lifecycle, designing and developing scalable cloud-based applications, writing clean, maintainable code, and ensuring quality through testing and best practices. Alongside contributing to code reviews and reusable solutions, you'll collaborate closely ...

Salesforce Development Team Lead / Architect

Hiring Organisation
Experis
Location
Slough, Berkshire, UK
with Product, Architecture and delivery partners. The Role You will act as the technical lead for the Salesforce development team , remaining close to the code while owning design quality, delivery standards and team capability. While you will influence platform architecture, your primary focus is ensuring developers are productive, solutions … solution design for user stories and features, ensuring alignment with wider platform architecture Act as escalation point for technical challenges and production issues Conduct code reviews, provide mentoring and coach developers to raise overall team capability Drive adoption of CI/CD and release management practices (e.g. Copado) Work ...

Data Engineer

Hiring Organisation
Blatchford Ltd
Location
Basingstoke, Hampshire, South East, United Kingdom
Employment Type
Work From Home
engineering manual data flows to enable scaling and repeatable use. Supporting the build of data streaming systems. Writing ETL/ELT scripts and code to make sure the process performs optimally. Developing data models to support self-service business intelligence reporting that can be re-used to enforce data … that meet business requirements for data availability. Providing third line support of incidents and problems through systematic investigation and root cause analysis. Carrying out code reviews and implement changes via DevOps pipelines. What can we offer you? Benefits Highly competitive salary 25 days holiday (rising with service) Option ...