12 of 12 Contract Clean Code Jobs in London

will focus on the development and delivery of Gen AI driven software solutions, working within a dynamic team to enhance our digital products. You will be responsible for writing clean, efficient, and maintainable code, primarily in Python and JavaScript, while contributing to the successful deployment of Gen AI technologies that directly impact the company's customer experience (CX … their scalability, security, observability and performance. This role is hands-on, with a primary focus on coding, testing, and deploying AI solutions in a fast-paced, agile environment. Responsibilities: Code Development and Testing Write, test, and maintain clean, efficient code in Python and JavaScript. Develop and implement Gen AI powered experiences or services in alignment with business … and product requirements. Participate in code reviews to ensure high-quality and consistent coding standards. AI Feature Integration Work closely with cross-functional teams to integrate AI models into digital products, ensuring seamless user experiences. Collaborate with AI specialists to test and deploy models, ensuring they meet performance, security and scalability requirements Continuous Learning and Improvement Stay up to More ❯

business combines product-led engineering with data-driven decision making, and is looking for an experienced backend engineer to help build and maintain their core platform. The team values clean code, automated testing, and pragmatic architecture. You'll join a small, experienced engineering group where ownership and collaboration are central to delivery. The Role You will take responsibility … APIs using Python and Django (or Django REST Framework). Building performant, secure data models and database schemas (Postgres). Writing automated tests (unit/integration) and participating in code review processes. Collaborating with frontend engineers to define interfaces and deliver product features. Working with DevOps/Platform teams on CI/CD, containerisation and deployment (Docker, Kubernetes or More ❯

contract - Inside IR35 - up to £585 per day London based - hybrid working - 3 days office based Current NPPV3 clearance is highly desirable Your main responsibility will be to deliver clean, maintainable, and well-tested code that adheres to SOLID principles. You will work collaboratively across Quality Assurance, DevOps, and other development teams, sharing knowledge, supporting onboarding, and contributing … to code reviews. Key Responsibilities Deliver high-quality, maintainable code and development outcomes. Manage data exchange between backend services, front-end applications, and third-party APIs. Develop server-side logic in collaboration with Business Analysts and QA, ensuring requirements are met and code is testable. Lead and contribute to technical user stories, focusing on integration and service … optimisation. Document solutions using diagrams, flowcharts, and clear code comments. Ensure compliance with quality standards, including automated testing and code reviews. Address non-functional requirements such as performance, monitoring, and operational support. Support releases through all development environments, maintaining quality and reliability. Contribute to skill development and technology adoption within the team. Present technical concepts in demos and More ❯

and strengthen platform resilience. What You'll Bring Strong proficiency in Python (or a similar high-level language) with a deep understanding of software engineering best practices - testing, automation, clean code, and CI/CD. Proven track record building and maintaining scalable data platforms in production, enabling advanced users such as ML and analytics engineers. Hands-on experience …/observability solutions like Monte Carlo, Atlan, or DataHub. Solid understanding of cloud environments (AWS or GCP), including IAM, S3, ECS, RDS, or equivalent services. Experience implementing Infrastructure as Code (Terraform) and CI/CD pipelines (e.g., Jenkins, GitHub Actions). A mindset focused on continuous improvement, learning, and staying at the forefront of emerging technologies. Nice to Have More ❯

transform and deliver data to our frontend applications and customers. You'll bring strong Python skills, experience with microservices and data ingestion/ETL pipelines , and an eye for clean, maintainable code. Familiarity with AI-assisted dev tools (GitHub Copilot, Cursor, Windsurf, Devin) is a plus — we encourage using them to boost developer velocity and quality. What you'll … do Design and implement robust, scalable backend services in Python Own and improve data ingestion & processing pipelines Advocate for software best practices (testing, CI/CD, clean code) Integrate APIs and third-party services Mentor teammates and share knowledge What we're looking for 5–7+ years' experience building production software Proficiency in Python and microservices architecture Experience More ❯

data architecture expertise. Key responsibilities: Design and implement high-throughput data streaming solutions using Kafka, Flink, or Confluent. Build and maintain scalable backend systems in Python or Scala, following clean code and testing principles. Develop tools and frameworks for data governance, privacy, and quality monitoring, ensuring full compliance with data protection standards. Create resilient data workflows and automation More ❯

practical experience. 2+ years experience in prototyping, testing, or research within ML, deep learning, or NLP. Proficiency in Python (intermediate level; ability to navigate multi-file codebases and write clean code). Familiarity with AI agent frameworks such as Model Context Protocol (MCP) or LangChain. Exposure to large-scale software system architecture. Desirable: Direct experience in generative AI More ❯

Master and wider technical team to support both development and run activities.. Key Responsibilities * Collaborate closely with Product Owners, Scrum Masters and team members in an agile environment * Write clean, well-structured code aligned to engineering best practice * Own, scope and deliver clearly defined work items, reporting progress in agile ceremonies * Develop, support and maintain production-grade cloud … ensuring performance, security and stability * Utilise observability tooling to monitor live environments and remediate issues * Implement automated testing and contribute to CI/CD pipeline excellence * Participate actively in code reviews and contribute to coding standards and engineering quality * Produce and maintain technical documentation * Maintain strong working relationships with colleagues, stakeholders and technical partners * Demonstrate continuous learning and promote … Kanban) delivery environments * Strong stakeholder communication skills with the ability to work with technical and non-technical stakeholders Desirable Skills * Integration design and delivery experience * Experience with Infrastructure as Code - AWS CDK preferred (Terraform beneficial) * Experience supporting and monitoring production systems (e.g. Splunk, Datadog, AWS observability tooling More ❯

developers to deliver robust, production-quality software. Key Responsibilities: Build and maintain Python web applications (FastAPI preferred) Integrate AI/ML components with backend, data, and compute infrastructure Deliver clean, well-documented code following best practices Implement automated testing frameworks and CI/CD workflows Monitor and improve performance metrics across deployed tools Collaborate with technical teams to More ❯

Design, build, and maintain scalable open data services and APIs Lead technical decisions and contribute to architectural direction Collaborate with user-centred design (UCD) teams and technical experts Ensure code quality, documentation, and maintainability Align delivery with recognised standards including the Technology Code of Practice and Service Standard Essential Skills & Experience 4+ years of experience in software development … Strong proficiency in Ruby (Python is a bonus) Experience with microservices or service-oriented architecture Skilled in writing clean, well-documented code and taking ownership of the development process Comfortable working in agile , cross-functional teams Familiarity with: Docker & Kubernetes Git & version control API development (REST, GraphQL) Cloud deployment Open data platforms or search technologies Desirable Experience working More ❯

. Creating a developer-friendly API portal , complete with onboarding, documentation, and usage examples. Working closely with internal teams to deliver a scalable, compliant, and well-documented solution. Writing clean, well-structured code using C#/.NET Core (with possible TypeScript/JavaScript extensions). What We’re Looking For: Strong background in Microsoft Azure , including API Management … and App Services . Experience with Microsoft Teams app development or Microsoft 365 integrations . Familiarity with OpenAPI/Swagger , Postman , and developer documentation . Exposure to Infrastructure as Code (Bicep, Terraform, ARM) . Version control and CI/CD using Azure DevOps or GitHub . Bonus: Knowledge of biometric or identity-based solutions . Contract Details: Start: Immediate More ❯

platform. You'll play a key role in building performant, modern web applications that visualise complex data and integrate seamlessly with a Python/FastAPI backend. The team values clean, reliable, and maintainable code - so this is a great opportunity to make an impact in both product and technical decision Location: Remote (UK) Contract: 6 Months (likely extension … applications using React and TypeScript . Collaborate with backend engineers to integrate APIs (FastAPI, SQLModel, PostgreSQL). Optimise performance and scalability of frontend components for complex data workloads. Implement clean, reusable UI components and modern design patterns. Work closely with product and data teams to deliver user-friendly data visualisations. If you're interested, apply now for immediate consideration. More ❯