Senior Android Developer - FREELANCE / CONTRACT - up to £700 / day (Outside IR35) - UK REMOTE

Senior Android Developer - FREELANCE / CONTRACT - up to £700 / day (Outside IR35) - UK REMOTE

Posted Today by Obex Recruitment Ltd.

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£700 Per day
Outside
Remote
England, United Kingdom
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Android (Operating System) Android Applications Android Development Android SDK Animations Application Programming Interface (API) Architectural Patterns Continuous Integration and Continuous Delivery Firebase Github Google Play Jenkins Kotlin Management Mobile Devices Model View ViewModel RESTful API Software Development User Experience User Interface

Summary: We are seeking a Senior Android Developer for a fully remote contract role in the UK. The position involves hands-on development of scalable Android applications, collaborating with cross-functional teams to implement features from concept to production. The ideal candidate will have expert-level skills in Kotlin and a strong understanding of modern Android development practices.

Key Responsibilities:

  • Lead the development of modern, scalable Android applications using Kotlin and Jetpack libraries.
  • Collaborate with cross-functional teams to define and implement new features across the entire app lifecycle — concept, design, build, test, deploy, and maintain.
  • Ensure robust app performance and responsiveness across devices and OS versions.
  • Apply modern architecture patterns (e.g., MVVM, MVI) and contribute to maintaining a clean and modular codebase.
  • Integrate with RESTful APIs and real-time data streams provided by backend services.
  • Write unit and integration tests to ensure code quality and stability.
  • Identify and resolve bugs, performance bottlenecks, and UX issues.
  • Support the team with knowledge sharing and contribute to best practices in mobile development.

Key Skills:

  • Expert-level Kotlin developer with strong Android SDK knowledge and a portfolio of published apps.
  • Solid understanding of Jetpack Compose, Coroutines, and Android Architecture Components.
  • Experience building complex UI and animations with a focus on user experience and performance.
  • Strong grasp of app lifecycle, background processing, and state management on Android.
  • Comfortable working with third-party libraries and integrating external SDKs.
  • Familiarity with CI/CD pipelines for Android (e.g., GitHub Actions, Bitrise, Jenkins).
  • Experience with Firebase, Room, Hilt/Dagger, and Google Play services is a plus.
  • Prior experience in contract/freelance roles with remote collaboration is highly valued.

Salary (Rate): £700 daily

City: undetermined

Country: United Kingdom

Working Arrangements: remote

IR35 Status: outside IR35

Seniority Level: Senior

Industry: IT

Detailed Description From Employer:

We’re hiring an experienced Senior Android Developer to join a mobile engineering team on a contract/freelance basis. This is a FULLY REMOTE (UK) hands-on development role that will involve working closely with designers, backend engineers, and product teams to bring mobile features to life - from concept to production.

Your Responsibilities

  • Lead the development of modern, scalable Android applications using Kotlin and Jetpack libraries .
  • Collaborate with cross-functional teams to define and implement new features across the entire app lifecycle — concept, design, build, test, deploy, and maintain.
  • Ensure robust app performance and responsiveness across devices and OS versions.
  • Apply modern architecture patterns (e.g., MVVM, MVI) and contribute to maintaining a clean and modular codebase.
  • Integrate with RESTful APIs and real-time data streams provided by backend services.
  • Write unit and integration tests to ensure code quality and stability.
  • Identify and resolve bugs, performance bottlenecks, and UX issues.
  • Support the team with knowledge sharing and contribute to best practices in mobile development.

What We’re Looking For

  • Expert-level Kotlin developer with strong Android SDK knowledge and a portfolio of published apps.
  • Solid understanding of Jetpack Compose , Coroutines , and Android Architecture Components .
  • Experience building complex UI and animations with a focus on user experience and performance.
  • Strong grasp of app lifecycle, background processing, and state management on Android.
  • Comfortable working with third-party libraries and integrating external SDKs.
  • Familiarity with CI/CD pipelines for Android (e.g., GitHub Actions, Bitrise, Jenkins).
  • Experience with Firebase , Room , Hilt/Dagger , and Google Play services is a plus.
  • Prior experience in contract/freelance roles with remote collaboration is highly valued.

Freelance/Contract (40/hrs/wk) up to £700 / day Start date: ASAP UK Remote

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