17 of 17 Clean Code Jobs in Hertfordshire

backend solutions. Work across the full stack as needed to support end-to-end feature delivery. Participate in full SDLC activities including estimating, coding, code reviews, debugging, and deployment. Focus on data modelling, SQL database design, schema, statement optimization and performance. Platform Modernization & Cloud Architecture Contribute to the cloud … here Real Impact: Ship features that directly support global retailers and deliver immediate customer value. Strong Engineering Culture: Work with technical leaders who value clean code, good architecture, and strong problem-solving. Challenging Problems: Tackle meaningful technical work across the stack—UI, services, data, and distributed systems. ...

ticket-taking role. You'll sit with the portfolio managers and the Head of Operations, understand what they need, and build it. Your code will power the operational infrastructure for managing the portfolios—handling trade workflows, portfolio data, and analytics within days of writing it. The Stack Frontend: React … design, implement, deploy, and support. No hand-offs to other teams. Technical Growth – You are helping craft a modern, well-architected codebase focused on clean code, sound design patterns, and best practices. You'll learn Domain-Driven Design, event-driven architecture, and proper financial system design. Domain Complexity ...

architecture , ensuring solutions are secure, scalable and future-ready Translate business strategy into robust technical designs , balancing innovation with resilience Set the standard for clean code, engineering best practice and quality across teams Drive modernisation initiatives , reducing technical debt and improving performance Champion DevOps, CI/ ...

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 ...

here Real Impact: Ship features that directly support global retailers and deliver immediate customer value. Strong Engineering Culture: Work with technical leaders who value clean code, good architecture, and strong problem-solving. Challenging Problems: Tackle meaningful technical work across the stack ...

will be trusted to take responsibility across the stack, including • Building and evolving backend services in Python using frameworks such as FastAPI • Designing clean, scalable APIs used by both internal teams and external customers • Developing intuitive and responsive user interfaces using React • Shaping cloud infrastructure and deployment approaches • Writing … well tested, maintainable code that is built for production • Improving reliability, performance and developer experience as the platform grows You will work closely with AI specialists, product and design, but your focus will always be on strong software engineering fundamentals. About You You are a confident full stack engineer ...

Next.js applications, AWS-powered services, and real-time data systems that deliver analytics and live insights to clients worldwide. If you’re passionate about clean code, problem-solving, and working end-to-end across the stack, this role is for you. What You’ll Do • Build and maintain ...

with product, engineering, and non-technical stakeholders to embed AI into real workflows Improve the scalability, reliability, and performance of existing ML systems Review code and architecture, setting a high engineering standard Analyse data and run ad-hoc studies to generate actionable insights into marketing effectiveness What They … experience with PyTorch, TensorFlow, or similar ML libraries Experience deploying and maintaining ML models in production Solid software engineering fundamentals (algorithms, data structures, clean code) Comfortable working with Docker and containerised systems Experience collaborating cross-functionally and owning delivery, not just models A mindset focused on impact, curiosity ...

with image processing and common computer vision libraries (e.g., OpenCV, NumPy, Pillow, SciPy, Matplotlib). Good engineering habits: Git-based workflows, virtual environment usage, clean code, and reproducible experiments. Strong problem-solving ability, able to iterate quickly and learn new tools and techniques. Preferred Skills & Experience Experience with ...

TypeScript) based frontends, SQL Server, Cosmos DB. Own mission‐critical modules such as pricing engines, itinerary or form builders, client proposal app, etc. Write clean, tested code; automate everything from CI/CD pipelines (Azure DevOps/GitHub Actions) to performance benchmarks. Investigate and diagnose issues and perform ...

inference pipelines, robotics middleware). Communicate clearly through short technical write-ups, design notes, sprint demos, and experiment logs. Contribute to engineering best practice (clean code, Git workflows, reproducible testing, documentation). Required Skills & Experience Strong proficiency in Python and/or C++ for algorithm developing and interfacing ...

front-end features using modern JavaScript frameworks. Collaborate with product and engineering managers to scope and prioritize work. Ensure high-quality, maintainable, and performant code through best practices and automated testing. Mentor and support other developers within the team. Participate in the full feature lifecycle—from ideation to deployment … JavaScript (Vue.js experience is a plus). Comfortable working across the stack when needed, with some exposure to back-end technologies. Skilled in writing clean, testable code and using automated testing frameworks. Excellent problem-solving skills and ability to break down complex tasks. Strong communicator and collaborator, able ...

APIs and understanding fundamentals Familiarity with authentication approaches like OAuth or JWT Exposure to Azure and cloud deployment A testing mindset and care for clean, maintainable code Nice to have, not essential: API gateways or API management platforms Event-driven or message-based systems Building APIs for external ...

Design and develop production-grade software for large-scale, complex systems Own features and improvements end-to-end, from design through to deployment Write clean, maintainable code with strong unit test coverage Review code and provide constructive feedback to other engineers Collaborate with product, architecture, and delivery ...

full-stack features Architect and maintain APIs, microservices and data-driven backend systems Lead system design discussions and influence long-term technical direction Ensure code quality through clean architecture, testing and documentation Optimise performance across frontend and backend layers Collaborate with Product, Design and Data teams to shape … Strong understanding of modern software architecture, design patterns and scalability Expert in at least one backend ecosystem and one frontend framework Excellent at writing clean, modular, well-tested code Comfortable leading design decisions and proposing architectural improvements Strong debugging, optimisation and performance profiling skills Comfortable mentoring others, collaborating ...

with researchers to optimize data delivery. Make available new datasets Implement data quality checks and monitoring systems. Assist in database design and optimization. Write clean, maintainable code following best practices. Participate in code reviews and documentation. Qualifications A degree in Computer Science, Mathematics, Physics or other quantitative ...

genuinely excited about what we're building Can demonstrate strong backend experience in Python, and solid CS foundations Take pride in writing clean, maintainable code Are outcome-oriented and proactively take ownership of areas of the codebase Excel at systematically breaking down complex problems and weighing up solutions ...