11 of 11 Contract Clean Code Jobs in London

Senior Integration Engineer

Hiring Organisation
Anson Mccade
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£550 per day
utilize Azure Service Bus for async messaging, and manage IaC via Bicep. End-to-End Delivery: Take workstreams from requirement to production independently. Write clean Python code with pytest suites and collaborate closely with the DIP Architect, Data Engineering Lead, BAs, and QA. Candidate Profile Essential Experience: 5+ … engineering experience. Azure Core: Deep practical experience with Azure Function Apps, Logic Apps Standard, Service Bus, and APIM. Python & QA: Strong Python skills with clean code practices, error handling, and robust test coverage. AI Tooling: Active, day-to-day use of AI-assisted development (code generation ...

Senior Analytics Engineer - NHS

Hiring Organisation
Sanderson Government and Defence
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £515 per day
similar) to communicate insights to stakeholders Build and maintain repeatable analytical solutions to support programme monitoring and reporting needs Produce well-documented, maintainable code and processes Technical Requirements Strong experience with: SQL and Python AWS (data/analytics services) Hands-on experience with BI tools (e.g. Power BI, Tableau … delivery environments Familiarity with: Paired programming Test-driven development (TDD/Playwright) Git/GitHub CI/CD and DevOps practices Strong commitment to clean code, documentation, and best practice engineering Key Behaviours Strong communication and relationship-building skills Collaborative and effective across multidisciplinary teams Proactive, self-starting ...

Lead AI Enabled Software/DevOps Engineer

Hiring Organisation
Guidant Global
Location
London, City of London, United Kingdom
Employment Type
Contract
Contract Rate
£700 - £850/day
Senior or Lead Software Engineer, Lead DevOps Engineer, or similar hands-on technical leadership role - Excellent software engineering fundamentals, including system design, clean code, testing, and maintainability - Strong experience designing and delivering API-driven and microservice-based systems - Proven ability to modernise or integrate legacy applications into modern ...

Senior Kotlin/Scala Engineer

Hiring Organisation
ARM
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £600/day Inside IR35
/support, with significant scope to influence system design and evolution. Role Responsibilities Design, build, and evolve core distributed services Deliver high-quality code with strong test coverage and reliability Contribute to secure system design and implementation Work closely with engineers and stakeholders to define solutions Participate in code … understanding of: o Type systems o Concurrency o Functional and/or object-oriented programming Experience building distributed backend systems Strong engineering practices: o Clean code o Testing (unit + integration) o CI/CD Tech Environment Scala/Kotlin Python (supporting components) Distributed systems architecture CI/ ...

Blockchain Developer

Hiring Organisation
Pro Contract Jobs Ltd
Location
London, United Kingdom
Employment Type
Contract, Work From Home
cutting edge blockchain company building an Ethereum platform aimed at decentralising parts of traditional financial services. On a remote contract you could support a clean technology organisation building a carbon offset tokenisation system using Hyperledger Besu, with smart contracts, APIs, and audit ready delivery. What you will … production or advanced side projects. You understand core Web3 patterns such as transactions, events, wallets, token standards, and common security pitfalls. You can write clean code, break down complex problems, and collaborate with product and engineering teams to ship outcomes. You are confident with NodeJS and modern JavaScript ...

Senior Artificial Intelligence / Machine Learning Engineer

Hiring Organisation
Pro Contract Jobs Ltd
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
Competitive day rate (DOE)
practices to keep models stable, observable and maintainable in production. To be successful, you will have strong Python experience and proven ability to write clean, secure and performant code, with practical expertise using modern ML frameworks and libraries. You will have delivered production-grade ML systems in customer ...

Build Engineer

Hiring Organisation
Teksystems
Location
Central London, London, United Kingdom
Employment Type
Contract
build or developing point of view Expertise in designing and maintaining the build system for a long-term project An ability to write clean code Talent to identify and mitigate technical debt and design flaws Proficient in written and spoken English Capability to conduct in-house training sessions ...

SC Cleared Node.js Developer

Hiring Organisation
Sanderson Recruitment
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
Up to £560 per day + Inside IR-35
requirements into effective technical designs Building APIs and backend services using Node.js (REST, OpenAPI) Developing user-focused services, putting accessibility and usability first Writing clean, reusable, and maintainable code Working with shared/common government tech stacks (Node.js, PostgreSQL, Redis) Investigating and resolving technical issues across the stack … Ability to communicate with both technical and non-technical stakeholders Experience breaking down work, refining backlog items, and defining acceptance criteria Good understanding of clean coding principles and managing technical debt Knowledge of software architecture principles (layered design, microservices, separation of concerns) A user-focused mindset with experience building ...

Security Cleared Android Developer - Government client

Hiring Organisation
Gravitas Recruitment Group Ltd
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Daily
Back End teams to define and deliver new features. API integration - Integrate with external data sources, RESTful APIs, and internal services. Unit testing - Write clean, testable code and ensure reliability through comprehensive unit tests. Technology evaluation - Stay up to date with emerging tools and frameworks to improve development … efficiency. Mentorship - Support junior developers through coaching, pair programming, and knowledge sharing. Code reviews - Participate in peer reviews to maintain high code quality and consistency. Security best practices - Ensure applications follow secure coding standards and protect user data. Requirements We're looking for SECURITY CLEARED ANDROID Developers ...

SC Cleared Lead Software Developer (Power Platform)

Hiring Organisation
Sanderson Recruitment
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Power Apps, Power Automate) Developing and integrating services within a wider architecture Ensuring solutions are user-focused, accessible, and aligned to government standards Writing clean, maintainable, and reusable code/configuration Supporting issue investigation, resolution, and continuous improvement Applying secure development practices, including awareness of OWASP principles Collaborating … Leadership experience working for a government end client Strong experience building solutions using Power Platform in production environments Solid software development background beyond low-code tools Ability to engage with senior stakeholders and non-technical users Experience breaking down requirements, refining work items, and defining acceptance criteria Understanding ...

Lead Software Engineer

Hiring Organisation
Solos Consultants Ltd
Location
London, United Kingdom
Employment Type
Contract, Work From Home
Contract Rate
£750 per day
will: Lead the design, build, and delivery of scalable, secure software solutions Take ownership of end-to-end feature development across complex services Produce clean, secure, test-driven code using Python and Django Support live services, ensuring performance, resilience, and stability Collaborate closely with BAs, UCD specialists ...