Contract Clean Code Jobs in London

12 of 12 Contract Clean Code Jobs in London

Full Stack React Developer (with Python)

London, United Kingdom
Hybrid/Remote Options
EMBS Engineering
intuitive, intelligent user experience. What You’ll Be Doing: Building responsive, modular React applications that sit at the heart of an AI-driven SDLC platform Translating Figma designs into clean, maintainable, high-performing front-end code Integrating with Python-based services to surface AI insights and automation directly in the UI Creating reusable components and libraries that accelerate … Python services or frameworks for back-end integration Solid understanding of REST APIs, microservices, and contemporary web architecture Experience in enterprise-grade or engineering tools environments A commitment to clean code, testing, and continuous delivery Confident communication skills and a proactive, ownership-driven mindset Bonus Points For: Exposure to GenAI/LLM integrations such as OpenAI or Anthropic … Looks Like: A smooth, modern UI that makes AI-driven automation feel natural for engineers Strong collaboration across UX, AI, and engineering to deliver a cohesive platform Maintainable, scalable code that underpins a next-gen engineering experience Role Details: Rate: £500–£520 per day (Inside IR35) If you’re excited about shaping a platform that genuinely elevates engineering teams More ❯
Employment Type: Contract
Rate: £500 - £520/day Inside IR35
Posted:

Dynamics 365 CRM Developer

London, South East, England, United Kingdom
Hybrid/Remote Options
Marshall Wolfe
developers to integrate applications and data sources into enterprise systems. Taking ownership of resolving technical challenges and ensuring best-practice delivery standards. Upholding strong quality assurance principles to maintain clean, reliable, production-ready code. Requirements Minimum 4 years’ hands-on experience customising Dynamics 365 CRM (especially Sales & Customer Engagement modules). Proven background implementing business solutions across different technology More ❯
Employment Type: Contractor
Rate: Competitive salary
Posted:

Java - API & Microservices NHS Digital Integration Developer

London, South East, England, United Kingdom
Salt Search
define technical solutions. * Optimise performance, reliability, logging, and error handling across distributed systems. * Integrate with third-party systems and internal services using modern API standards and healthcare protocols. * Write clean, maintainable, and testable code following engineering best practices (TDD/BDD). * Participate in code reviews, support engineering excellence, and mentor junior developers. * Ensure compliance with security More ❯
Employment Type: Contractor
Rate: £340 - £350 per day
Posted:

Vue JS - API NHS Digital Integration Developer

London, South East, England, United Kingdom
Salt Search
define technical solutions. * Optimise performance, reliability, logging, and error handling across distributed systems. * Integrate with third-party systems and internal services using modern API standards and healthcare protocols. * Write clean, maintainable, and testable code following engineering best practices (TDD/BDD). * Participate in code reviews, support engineering excellence, and mentor junior developers. * Ensure compliance with security More ❯
Employment Type: Contractor
Rate: £340 - £350 per day
Posted:

Senior Platform Engineer

London, United Kingdom
Hybrid/Remote Options
Fruition Group
genuine engineering challenges. You'll collaborate closely with product and engineering teams across the stack to improve developer experience, strengthen observability, and troubleshoot complex distributed systems. A focus on clean, maintainable code, cloud infrastructure, and strong security practices is essential. Senior Platform Engineer - Key Skills & Experience: Solid background in software engineering, with significant platform or backend experience Proficiency … and services Strong expertise in AWS, including CloudFront and related web application services Hands-on experience with CI/CD pipelines and modern deployment practices Familiarity with infrastructure-as-code tools such as Terraform Strong understanding of security best practices in application and infrastructure design Exposure to observability tools (e.g. Prometheus, Grafana, structured logging) Confident debugging and resolving issues More ❯
Employment Type: Contract, Work From Home
Posted:

Python Data Engineer Azure & PySpark

London, United Kingdom
Brightbox GRP Ltd
Python Data Engineer skilled in PySpark, Delta Lake, Azure services, containerized development, and Behave-based testing. Youll design and build scalable data pipelines and maintain high-quality, test-driven code in a cloud environment. What youll do Build and maintain Python/PySpark pipelines for data ingestion, processing, and validation. Write unit and BDD tests using Behave, including mocking … and patching. Create and optimize Delta Lake tables for reliable, performant data storage. Use Docker to manage consistent development, testing, and deployment environments. Build configurable, parameter-driven code for modular data solutions. Work with Azure Functions, Key Vault, and Blob Storage for cloud-based workflows. Collaborate with architects, data scientists, and DevOps on CI/CD and deployment. Tune … and troubleshoot Spark jobs in production. Document solutions and follow cloud security and governance best practices. Skills you need Strong Python skills with a focus on clean, test-driven code. Experience writing Behave tests and using mocking/patching techniques. Solid PySpark knowledge and experience with distributed data processing. Understanding of Delta Lake (ACID, schema evolution, performance). Hands More ❯
Employment Type: Contract
Rate: £400 - £458 per day, Benefits remote
Posted:

Development Lead

London, United Kingdom
FBI &TMT
S/4HANA. This senior leadership position is suited to a technical expert who has recently led or delivered S/4HANA implementations and is committed to building a clean, future-ready digital core. The role is accountable for shaping the end-to-end development strategy, leading global development teams, and ensuring high-quality delivery of custom applications, extensions … S/4HANA transformation, owning the application development workstream. Translate the programme roadmap into a clear development and delivery strategy aligned with business and architectural requirements. Define and enforce clean core principles, custom code strategy, and governance frameworks for development, testing, and transport management. Work closely with Enterprise Architecture, Functional, and Integration teams to maximise standardisation, reuse, and … side-by-side extensions. Manage interfaces, APIs, and integrations using SAP BTP, CPI, and related tools. Lead SAP Fiori/UI5 application development and modern UX enablement. Drive custom code remediation and optimisation from ECC to S/4HANA, including CDS views, ABAP on HANA, and ABAP Cloud. Lead and manage a global development factory (internal and offshore teams More ❯
Employment Type: Contract
Rate: £1000 - £1100 per day + Inside IR35
Posted:

Development Lead

London, South East, England, United Kingdom
Matchtech
S/4HANA. This senior leadership position is suited to a technical expert who has recently led or delivered S/4HANA implementations and is committed to building a clean, future-ready digital core. The role is accountable for shaping the end-to-end development strategy, leading global development teams, and ensuring high-quality delivery of custom applications, extensions … S/4HANA transformation, owning the application development workstream. Translate the programme roadmap into a clear development and delivery strategy aligned with business and architectural requirements. Define and enforce clean core principles, custom code strategy, and governance frameworks for development, testing, and transport management. Work closely with Enterprise Architecture, Functional, and Integration teams to maximise standardisation, reuse, and … side-by-side extensions. Manage interfaces, APIs, and integrations using SAP BTP, CPI, and related tools. Lead SAP Fiori/UI5 application development and modern UX enablement. Drive custom code remediation and optimisation from ECC to S/4HANA, including CDS views, ABAP on HANA, and ABAP Cloud. Lead and manage a global development factory (internal and offshore teams More ❯
Employment Type: Contractor
Rate: £1,000 - £1,100 per day
Posted:

C# Developer

London, Farringdon, United Kingdom
Hybrid/Remote Options
VIQU IT
a internal project. You will also contribute to the development, customisation and integration of Microsoft dynamics 365. The successful Software Developer will work closely with senior leadership to create clean and efficient code to provide software solutions for the business. Key responsibilities of the C# Developer: Develop clear and documented C#/.Net code Customize, extend, and … support Microsoft Dynamics 365 Build integrations between Dynamics 365 Develop plugins, workflows and custom components within Dynamics Collaborate with cross-functional teams in a fully remote environment Participate in code reviews to help define best practices Key experience of the C# Developer: Must have strong experience with developing in C#/.Net Must have hands-on Experience with Microsoft More ❯
Employment Type: Contract
Rate: £300 - £400/day
Posted:

C# Developer

London, South East, England, United Kingdom
Hybrid/Remote Options
VIQU IT Recruitment
a internal project. You will also contribute to the development, customisation and integration of Microsoft dynamics 365. The successful Software Developer will work closely with senior leadership to create clean and efficient code to provide software solutions for the business. Key responsibilities of the C# Developer: Develop clear and documented C#/.Net code Customize, extend, and … support Microsoft Dynamics 365 Build integrations between Dynamics 365 Develop plugins, workflows and custom components within Dynamics Collaborate with cross-functional teams in a fully remote environment Participate in code reviews to help define best practices Key experience of the C# Developer: Must have strong experience with developing in C#/.Net Must have hands-on Experience with Microsoft More ❯
Employment Type: Contractor
Rate: £300 - £400 per day
Posted:

RPG Developer

City, London, United Kingdom
Hybrid/Remote Options
Permanent Futures Limited
an experienced RPG Developer with strong AS400/IBM i expertise for a high-impact contract position. This is an excellent opportunity for seasoned specialists who take pride in clean, reliable code and enjoy working within complex enterprise environments. RPG Developer - About the Role Our client is undergoing a significant programme of work modernising and enhancing their core … of the IBM i/AS400 environment, tooling, and deployment processes. Background in supporting and enhancing large-scale or business-critical applications. Ability to analyse complex requirements and deliver clean, maintainable solutions. Excellent communication skills and a proactive, problem-solving mindset. RPG Developer - Why Join This Project? Opportunity to work with a major, well-respected technology-driven organisation . More ❯
Employment Type: Contract
Rate: GBP 550 - 650 Daily
Posted:

RPG Developer

London, Aldgate, United Kingdom
Hybrid/Remote Options
Permanent Futures Limited
an experienced RPG Developer with strong AS400/IBM i expertise for a high-impact contract position. This is an excellent opportunity for seasoned specialists who take pride in clean, reliable code and enjoy working within complex enterprise environments. RPG Developer - About the Role Our client is undergoing a significant programme of work modernising and enhancing their core … of the IBM i/AS400 environment, tooling, and deployment processes. Background in supporting and enhancing large-scale or business-critical applications. Ability to analyse complex requirements and deliver clean, maintainable solutions. Excellent communication skills and a proactive, problem-solving mindset. RPG Developer - Why Join This Project? Opportunity to work with a major, well-respected technology-driven organisation . More ❯
Employment Type: Contract
Rate: £550 - £650/day
Posted:
Clean Code
London
10th Percentile
£321
25th Percentile
£413
Median
£525
75th Percentile
£650
90th Percentile
£750