10 of 10 Contract Clean Code Jobs in London

Senior Java Engineer

Hiring Organisation
Initialize IT
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
Experience with SQL and relational databases (eg PostgreSQL). Proficiency with version control (Git) and build tools (Maven/Gradle). Strong focus on clean code, unit testing, and code reviews. Familiar with Agile development practices. Comfortable working in Linux/Unix environments. 4-8+ years … financial systems or trading platforms is a plus. Role Contributes to design, development, and implementation of Back End services and web applications. Writes clean, maintainable, and well-tested code following established engineering practices. Participates in technical design discussions and collaborates with senior engineers and architects. Works closely with ...

Java Web Software Engineer Spring React London

Hiring Organisation
TELSTRA Associates
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 335 Daily
Experience with SQL and relational databases (eg PostgreSQL). Proficiency with version control (Git) and build tools (Maven/Gradle). Strong focus on clean code, unit testing, and code reviews. Familiar with Agile development practices. Comfortable working in Linux/Unix environments. 4-8+ years … software engineering experience. Role responsibilities and key accountabilities: Contributes to design, development, and implementation of Back End services and web applications. Writes clean, maintainable, and well-tested code following established engineering practices. Participates in technical design discussions and collaborates with senior engineers and architects. Works closely with Front ...

Java Developer

Hiring Organisation
Matchtech Mobility
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£540 - £640 per day
fast-paced project environment. Key Responsibilities Design, develop, test, and maintain Java-based applications and services. Translate business and technical requirements into clean, efficient, and maintainable code. Develop backend services, RESTful APIs, and integrations with internal and third-party systems. Build and enhance solutions using Spring Boot, Spring … Hibernate, and microservices architectures. Work closely with Architects, Business Analysts, QA teams, Product Owners, and DevOps engineers throughout the development lifecycle. Participate in code reviews and promote coding best practices and quality standards. Support unit testing, debugging, troubleshooting, and defect resolution activities. Participate in Agile ceremonies including sprint planning ...

Full Stack Java Developer

Hiring Organisation
McGregor Boyall Associates Limited
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£475 - £500 per day + PAYE holiday
Spring Boot Build and enhance RESTful APIs and microservices Design scalable, high quality software solutions Collaborate with Product, QA and Engineering teams Write clean, well tested, maintainable code Participate in code reviews and Agile ceremonies Troubleshoot and resolve production issues Use AI tools such as GitHub Copilot ...

Kotlin Developer

Hiring Organisation
Alexander Ash Consulting Ltd
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
building Back End services in Kotlin Experience with event-sourced and event-driven architectures Strong experience with XP practices , including mob programming, TDD and clean code Cloud experience with GCP , including GKE and/or Cloud Run Experience with Cloud SQL, Memorystore, Artifact Registry and Cloud Logging Strong ...

Lead Software Engineer / Technical Lead (Python & Django)

Hiring Organisation
NonStop Consulting
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£650 - £720/day
scalable applications using Python & Django Design and build RESTful APIs Contribute to system architecture and technical design Work within Agile, multidisciplinary delivery teams Write clean, well-tested code using TDD principles Support live services and drive continuous improvement (Technical Leads) Mentor developers and provide technical leadership across squads ...

SC Cleared 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 … looking for: Active SC Clearance (essential) 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 of clean ...

Python Developer

Hiring Organisation
AMS CWS
Location
London, United Kingdom
Employment Type
Contract
developing Python-based solutions while working closely with client teams across a variety of industries. Key Responsibilities: Develop and maintain Python applications using clean, scalable, and reusable code. Build RESTful APIs with FastAPI , including API endpoints, request/response validation, authentication, and error handling. Design and optimize SQL queries … test, and troubleshoot applications , identifying and resolving performance, functionality, and production issues. Collaborate with developers and business teams to understand requirements, implement features, review code, and maintain technical documentation. Requirements: Strong Python development experience. FAST API Experience SQL Experience JavaScript Experience (Desirable) Comfortable working in a consulting environment. ...

linux Engineer

Hiring Organisation
Randstad Technologies Recruitment
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£300 - £350/day
role, you will help manage, test, and automate core enterprise compute and networking platforms. Rather than relying on manual setups, you will write automation code to streamline software and hardware certifications, manage plant infrastructure, and deliver infrastructure-on-demand for internal engineering teams. What You Will Be Doing Automating … Systems: Build clean Python and Ansible code to remove repetitive setup, patching, and configuration tasks across enterprise infrastructure. API Integration: Connect infrastructure endpoints via REST APIs to deliver self-service, automated compute and network environments. Lab Testing: Run hands-on testing in lab environments to validate and certify ...

Backend Kotlin Engineer

Hiring Organisation
Synergetic
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
Manchester office, or remotely, whichever suits you best. What you'll do: Build and maintain Back End services and APIs using Kotlin Write clean, well-tested, maintainable code Work closely with product and engineering teams to deliver new features Participate in code reviews and contribute to engineering ...