Robert Half are recruiting for a Contract Mobile Application Developer for a short-term engagement focused on code review, documentation, and recommendations for performance and efficiency improvements. The application is live on both Android and iOS, and the codebase is built using Xamarin (C#) with separate platform projects and a shared core.

Key Responsibilities:

• Conduct a thorough code review of the existing Xamarin solution
• Produce clear and structured technical documentation
• Identify opportunities for performance optimisation, codebase efficiency, and modernisation
• Provide actionable recommendations for future development and maintenance

Key Technical Requirements:

• Strong experience with Xamarin.Forms or Xamarin Native (Android/iOS)
• Proficiency in C#, .NET, and Visual Studio
• Familiarity with mobile architecture, dependency injection, and cross-platform patterns
• Understanding of app store deployment and build configurations

Key Soft Skills:

• Strong analytical and diagnostic skills
• Clear and concise technical communication
• Ability to work independently and provide structured, high-value feedback in the form of a report or presentation

This will initially be a short term contract with the possibility for further extensions.

If you are immediately available then please apply or send a copy your CV

Robert Half Ltd acts as an employment business for temporary positions and an employment agency for permanent positions. Robert Half is committed to diversity, equity and inclusion. Suitable candidates with equivalent qualifications and more or less experience can apply. Rates of pay and salary ranges are dependent upon your experience, qualifications and training. If you wish to apply, please read our Privacy Notice describing how we may process, disclose and store your personal data: gb/en/privacy-notice.