Senior Mobile Engineer (iOS or Android)

Mobile Engineer (iOS or Android)

Location: Fully Remote (UK-based)

Contract Length: 6 months

Rate: £500–£525 per day

IR35 Status: Inside IR35

We’re hiring experienced Mobile Engineers (iOS or Android) for a 6-month contract with a high-performing digital team delivering scalable, user-centric mobile applications.

This is a hands-on engineering role focused on building and enhancing modern mobile products used at scale. You’ll be working in a collaborative environment alongside product, design, and backend teams to deliver high-quality features end-to-end.

What you’ll be doing

• Designing, building, and maintaining high-quality mobile applications
• Developing new features and improving performance, scalability, and reliability
• Collaborating with cross-functional teams including product, UX, and backend engineering
• Writing clean, maintainable, and well-tested code

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• Contributing to technical decisions and best practices within the team
• Troubleshooting and resolving issues across the mobile stack

What we’re looking for

• Strong commercial experience in mobile development (iOS or Android)
• Experience building production-grade apps used by real users at scale
• Solid understanding of mobile architecture patterns and best practices
• Ability to work independently in a remote, delivery-focused environment

Tech stack (either / or)

iOS:

• Swift
• UIKit / SwiftUI
• RESTful APIs

Android:

• Kotlin (preferred) / Java
• Android SDK
• Modern Android architecture (MVVM / Clean Architecture)

Nice to have:

• Experience with CI/CD pipelines for mobile
• Knowledge of automated testing frameworks
• Exposure to cross-platform tools (e.g. React Native, Flutter)
• Experience working in agile environments