# Senior Android Engineer

**Company:** [Navan](https://hotfix.jobs/companies/navan)
**Location:** Berlin, Germany, London, United Kingdom
**Role:** Android Engineering
**Experience:** 5+ years
**Skills:** Android, Kotlin, Jetpack Compose, Android Sdk, Gradle, Coroutines, Mvvm, CI/CD, Dagger/Hilt, Okhttp, Retrofit, Espresso, OAuth, Material Design
**Posted:** 2026-09-04

> Senior Android Engineer designing, shipping, and improving production mobile applications, while contributing to infrastructure, architecture, technical direction, and code quality. Requires 5+ years of Android development experience with Kotlin, Jetpack Compose, Android SDK expertise, and concurrency knowledge.

## Job Description

## Responsibilities
- Design, build, and ship Android features in a large production application.
- Contribute to Android infrastructure to keep delivery fast and reliable.
- Review code, provide developer feedback, and write technical documentation to improve coding practices and code quality.
- Lead development initiatives, including introducing technologies and improving code, practices, and architecture.
- Collaborate with peers and stakeholders on technology, design, and product direction.
- Triage product and application issues and respond quickly to customer problems.

## Requirements
- 5+ years of experience developing high-quality Android applications.
- Strong understanding of the full mobile app development lifecycle and Android SDK.
- Proficiency in Kotlin and Jetpack Compose.
- Knowledge of Android app components, OS lifecycle behavior, notifications, deep links, battery modes, network state, data persistence, and permissions.
- Experience with performance tuning, optimization, Gradle builds, and modularization.
- Strong concurrency knowledge and experience with coroutines.
- Ability to make architectural decisions based on data and requirements.
- Working knowledge of MVVM and multi-tier architecture.

## Nice-to-haves
- Bachelor's degree in Computer Science or a related technical field.
- Experience with CI/CD, automated testing, and publishing applications to the Google Play Store.
- Strong foundation in data structures and algorithms.
- Experience using AI and LLM tools in day-to-day development while maintaining quality, review, and security standards.
- Experience with Dagger/Hilt, OkHttp, and Retrofit.
- Experience building automated test suites with Espresso or Kakao, including unit, integration, and UI testing.
- Familiarity with mobile accessibility, OAuth, mobile authentication, data safety, Material Design, mobile UX, and mobile design patterns.

**Apply:** https://hotfix.jobs/jobs/4d528511-0f98-4135-bf79-2e8d2b9968bc
**Canonical:** https://hotfix.jobs/jobs/4d528511-0f98-4135-bf79-2e8d2b9968bc