Senior Android Mobile Engineer

We are looking for a Senior Android Engineer to join an embedded-focused team augmentation project for a global consumer electronics brand.

This role goes far beyond classic Android app development. You will work closely with embedded, firmware, and hardware teams on next-generation products and prototypes, taking ownership across the entire ecosystem, not just the mobile layer.

Due to security requirements and the product’s confidential nature, this project requires regular on-site presence at our Warsaw office and cannot be fully remote.

intent has over 10+ years of experience in helping to conceptualize, design, and build software for IoT and connected devices. We act as a specialized think partner for products at the intersection of physical and digital, from brand-new concepts to products entering competitive and established markets. Some of the brands we’ve worked with include Oura, BOSE, and McIntosh.

What you’ll do

• Design, build, and maintain high-quality Android applications for IoT and connected devices

• Work close to hardware, firmware, and embedded teams, not just the mobile layer

• Implement device onboarding and setup flows

• Optimize performance, threading, and reliability in complex environments

• Review pull requests, give feedback, and help keep code quality high

• Write and maintain unit tests

• Take part in technical discussions, daily calls, and knowledge sharing

Android experience

• 6+ years of commercial Android experience

• Strong proficiency in Kotlin and Java

• Hands-on experience with Jetpack Compose (Kotlin UI)

• Solid knowledge of Kotlin Coroutines and async programming

• Experience with unit testing / TDD

• Familiarity with dependency injection (Hilt, Koin)

• Strong experience building apps, communicating with devices over Bluetooth Low Energy (BLE)

• Understanding of Android internals (SDKs, system components, lifecycle)

• B2+ English, comfortable in everyday communication

Cross-platform / Embedded / Ecosystem

• Familiarity with C/C++ for shared or native modules

• Experience working in or close to embedded / IoT ecosystems

• Understanding of networking fundamentals:

  • TCP / UDP / IP

  • REST / HTTP

  • WebSockets

• Knowledge of secure authentication & authorization:

  • OAuth 2.0

  • OpenID Connect

  • Session management, RBAC

• Experience with performance optimization and multi-threading

Tech stack

• C++
• Kotlin
• KMM
• Java
• C