Senior Android Developer – Build Mission-Critical Health-Tech Apps

Key Responsibilities

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  Design, build, and maintain high-performance Android apps in Kotlin (90% Compose).

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  Lead migration from XML to Jetpack Compose and implement MVVM / Clean Architecture patterns.

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  Integrate REST/gRPC services, WebSockets, and low-energy Bluetooth devices.

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  Optimise for battery, memory, accessibility, and security (OWASP MASVS).

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  Write unit, UI, and instrumentation tests; champion TDD and CI/CD (GitHub Actions / Azure DevOps).

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  Perform code reviews, mentor mid-level engineers, and uphold style guidelines.

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  Collaborate with design, backend, and QA to deliver sprint goals and compliance artifacts.

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  Contribute to mobile release pipeline, Play Store deliverables, and post-release monitoring.

Must-Have Skills

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  5-8 years Android development; 3+ years in Kotlin with strong Jetpack component knowledge.

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  Production experience with Jetpack Compose and Coroutines / Flow.

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  Hands-on with MVVM, Dagger/Hilt, Room, WorkManager.

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  Proficient in unit/UI testing (JUnit, Espresso, Roboelectric).

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  Experience integrating BLE, secure REST/GraphQL APIs, and real-time sockets.

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  Familiar with Play Store policies, rollout tracks, and crash analytics (Firebase Crashlytics, Sentry).

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  Solid Git, code review, and Agile-Scrum practice.

Nice-to-Have

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  Exposure to medical, fintech, or other regulated domains.

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  Experience with Flutter or React Native.