14 of 14 Contract Clean Code Jobs in England

Camunda BPM Developer - FULLY REMOTE

Hiring Organisation
Source Group International
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
pipelines Azure cloud experience, ideally including Azure Service Bus Strong SQL and data modelling skills, ideally within MS SQL Server Excellent understanding of clean code, testing and software engineering best practices Strong communication skills and a collaborative mindset Fluent English By applying for this role, you consent ...

Senior Backend Engineer (Java)

Hiring Organisation
Randstad Technologies Recruitment
Location
Manchester, United Kingdom
Employment Type
Contract
Contract Rate
£450 - £500/day Inside IR35 via Umbrella
modern AI tooling (Claude and Codex) to accelerate delivery. You'll work cross-functionally with product managers, frontend engineers, and platform teams while elevating code quality and mentoring fellow engineers. Core Responsibilities Architecture & API Design: Build and maintain scalable, fault-tolerant backend microservices and REST APIs. Technical Leadership: Lead … establish engineering best practices. System Operations & Reliability: Troubleshoot complex production issues, conduct root-cause analysis, and enhance observability, logging, and performance. Delivery & Quality: Write clean, testable Java code, conduct constructive code reviews, and drive automated testing (unit, integration, and E2E). DevOps & Collaboration: Partner with infrastructure teams ...

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
DCV Technologies
Location
Halifax, Calderdale, West Yorkshire, United Kingdom
Employment Type
Contract
using Java and Quarkus. · Develop responsive, accessible and reusable user-interface components using React. · Build reliable and maintainable RESTful APIs and integration services. · Apply clean-code principles, recognised design patterns and modular software-design practices. · Produce code that is readable, testable, secure and suitable for long-term … maintenance. · Perform code reviews and provide constructive technical feedback to engineering colleagues. · Diagnose and resolve complex application, integration and performance issues. · Maintain appropriate technical documentation, including application designs, API specifications, deployment instructions and operational support information. ...

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 ...

Software Engineer

Hiring Organisation
Randstad Technologies Recruitment
Location
Manchester, United Kingdom
Employment Type
Contract
Contract Rate
£55 - £62/hour
between business needs and technical execution. A product-minded approach: you care just as much about the customer experience as you do about clean code. Ready to make an impact? Apply today with your updated resume at Prasanna . merugu @ randstaddigital . com Randstad Technologies is acting ...

Android Engineer

Hiring Organisation
Korn Ferry
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 400 Daily
Android applications. Build scalable, performant solutions using contemporary Android technologies. Collaborate with product, design, QA and engineering teams throughout the development life cycle. Write clean, maintainable and testable code. Debug, optimise and enhance application performance. Develop and maintain automated testing solutions. Contribute to CI/CD pipelines and release ...

Next.js / NestJS Engineer, Claude

Hiring Organisation
Interact Consulting Limited
Location
Manchester, North West, United Kingdom
Employment Type
Contract, Work From Home
tools to accelerate development and problem-solving. Helping shape pragmatic technical decisions across the frontend, backend and mobile stack. Contributing to a clean, maintainable and scalable codebase during a short, focused engagement. What we're looking for Strong commercial experience as a JavaScript or TypeScript Engineer. Excellent hands ...

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 ...

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 ...

Software Developer (Java) 6-Month Contract | Remote

Hiring Organisation
Stealth IT Consulting
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Daily
helping deliver secure, scalable and user-focused services that support critical UK operations. Key Responsibilities Develop and maintain high-quality software using Java Write clean, secure, reusable code using Test Driven Development (TDD) Build and maintain integrations using JSON, JSLT and Drools Support systems design, integration and prototyping ...

IOS Engineer

Hiring Organisation
Randstad Technologies Recruitment
Location
Manchester, United Kingdom
Employment Type
Contract
Contract Rate
£43 - £84/hour Negotiable
maintain, and scale high-impact native iOS features. You'll work on short development cycles, integrate backend-driven UI solutions, and ship production-ready code with minimal onboarding. Key Responsibilities Develop native iOS features from technical design to release using Swift, SwiftUI, and UIKit . Integrate REST/GraphQL … APIs and work with backend-driven UI architectures. Write clean, testable code, maintain unit tests, and debug production issues. Monitor app stability using crash reporting and observability tools. Key Requirements Good years of professional iOS development experience. Strong proficiency in Swift, SwiftUI, and UIKit interoperability . Hands ...

Mobile Android & iOS Engineer

Hiring Organisation
Ixceed Solutions Ltd
Location
Burgess Hill, West Sussex, South East, United Kingdom
Employment Type
Contract
Contract Rate
From £270 to £320 per day
Responsibilities Design, develop, test, and maintain high-quality mobile applications for Android or iOS. Develop clean, scalable, and maintainable code following industry best practices. Integrate REST APIs, third-party SDKs, payment gateways, analytics, and other external services. Collaborate with product managers, UI/UX designers, backend developers … engineers. Debug issues, identify performance bottlenecks, and implement appropriate solutions. Participate in code reviews and contribute to improving development standards. Ensure applications are secure, responsive, and optimized for different devices and screen sizes. Write unit and integration tests where applicable. Troubleshoot production issues and provide timely fixes. Stay updated ...

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 ...