8 of 8 Contract Clean Code Jobs in London

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 ...

Java Developer

Hiring Organisation
Denizns Ltd
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£400/day
Design, develop and deploy RESTful and SOAP microservices using Spring Boot Work with cross-functional teams to analyse requirements and deliver features Write clean, well-documented code following SOLID principles Carry out unit and integration testing and build automated test suites Take part in code reviews ...

Kotlin DevOps Engineer (Google Cloud Platform)

Hiring Organisation
AMS CWS
Location
City of London, London, United Kingdom
Employment Type
Contract, Work From Home
Extreme Programming (XP) practices, including mob programming, test first development and continuous refactoring working closely as a team to maintain a high standard of code quality and system reliability. What you'll do: Design, develop, and maintain scalable backend services using Kotlin, delivering high-quality, resilient solutions … event driven architecture. Deep experience withXP practices, including: Mob programming as a primary way of working Test-driven development (TDD) Continuous refactoring and clean code discipline Cloud experience, ideallyGCP (Google Cloud Platform) including designing, deploying and operating cloud-native solutions using services such as: GKE and/ ...

Senior Frontend Developer

Hiring Organisation
Rullion Managed Services
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£650/day
responsive web applications using React.js, and TypeScript. Collaborate with UX/UI designers to implement modern, intuitive, and visually appealing user interfaces. Write clean, maintainable, and efficient code while adhering to best practices. Optimize applications for maximum performance across a wide range of devices and browsers. Participate … code reviews and maintain a high level of code quality. Troubleshoot and debug issues in both development and production environments. Contribute to architectural decisions and collaborate with other engineers on overall application design. Ensure the scalability and security of applications by following best development practices. Stay ...

Senior iOS Developer - Banking - London

Hiring Organisation
Salt
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £475 per day
optimise innovative iOS features and products. This is an excellent opportunity for an engineer who enjoys solving complex technical challenges, contributing ideas, and writing clean, maintainable code in a fast-paced environment. What You'll Be Doing Developing and maintaining high-quality iOS applications. Designing and delivering … mobile features and enhancements. Writing clean, scalable, and testable code. Identifying, troubleshooting, and resolving software defects. Driving performance optimisation and application stability improvements. Collaborating closely with cross-functional teams including Product, Design, QA, and Engineering. Contributing to CI/CD pipelines and development best practices. Participating in solution design ...

Scala Data Engineer - Contract - SC Clearance - London

Hiring Organisation
CBSbutler Holdings Limited trading as CBSbutler
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£530 - £580/day insideIR35
highly available backend services and APIs supporting fraud detection and data integrity. Responsibilities: * Design and develop scalable, secure and low-latency backend services. * Develop clean, testable Scala code and REST APIs. * Work with databases and AWS services. * Improve and modernise existing applications and services. * Collaborate with product owners ...

Python Developer

Hiring Organisation
Alexander Mann Solutions - Contingency
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. ...

Applied AI Scientist

Hiring Organisation
Guidant Global
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£600 - £800 per day
Strong, demonstrable experience as an Applied AI Scientist, Data Scientist or similar hands-on technical role - Excellent Python skills, with the ability to write clean, efficient, production-quality code - Experience developing and deploying AI solutions outside of fully managed cloud services - Solid understanding of modern AI and machine ...