> Markdown version of [/jobs/ext/2621798-software-engineer-android](https://www.wearedevelopers.com/jobs/ext/2621798-software-engineer-android). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Software Engineer, Android - **Company:** T-Mobile Us, Inc. - **Location:** Bellevue, WA, United States - **Experience:** Experienced - **Salary:** $92,500.0 - $166,800.0 - **Contract:** Permanent contract - **Skills:** Multitier Architecture, Application Programming Interfaces (APIs), Agile Methodology, Artificial Intelligence, Data Analysis, Android Software Development, Application Performance Management, Architectural Patterns, Code Review, Continuous Integration, Dependency Injection, DevOps, Gradle, Mobile Application Software, Model View ViewModel, Performance Tuning, Recommender Systems, Release Management, Software Engineering, Systems Integration, User Interface Testing, System Availability, Large Language Models, Firebase, Backend, Git, Kotlin, Git Flow, Information Technology, Performance Monitor, Jetpack Compose, Build Tools, Google Play, Software Coding, Restful APIs, Programming Languages - **Published:** August 19, 2026 - **Apply:** https://diversityjobs.com/main/sendform/8/8/28176/1/17986108?backUrl=%2Fcareer%2F17986108%2FSoftware-Engineer-Android-Washington-Bellevue ## About the Role We are seeking a highly skilled and motivated Android Software Engineer to join the team powering the T-Life app-T-Mobile's flagship mobile experience. In this role, you will contribute to the design, development, and delivery of high-quality, performant, and AI-enabled Android features that reach millions of users., * Bachelor's Degree plus 3 years of related work experience OR advanced degree with 1 year of related work experience OR combination of education and experience deemed equivalent (Required) * Acceptable areas of study include Computer Science or Engineering (Required) * 2-4 years Technical engineering experience. (Required) * 2-4+ years of professional Android development experience. (Preferred) * Experience contributing to a consumer-facing Android application available in the Google Play Store. (Preferred) Required Knowledge, Skills and Abilities: * Proficiency in Kotlin and Android development frameworks. * Strong understanding of Android app lifecycle, navigation, permissions, and performance optimization. * Experience integrating RESTful APIs and handling asynchronous workflows. * Familiarity with dependency injection (e.g., Dagger/Hilt) and modern build tools (Gradle). * Experience working with Git-based workflows and collaborative code review processes. * Foundational exposure to AI-enabled backend services (e.g., LLM-backed APIs, recommendation systems). * Analytical Thinking * Collaboration * Continuous Development * DevOps * Emerging Technologies * Programming Languages * Software Design * Software Development * Technology Development * Test Evaluation, * Exposure to AI-powered mobile features such as conversational interfaces or recommendation experiences. * Experience with CI/CD environments and mobile release management * Familiarity with analytics and performance monitoring tools (e.g., Firebase, instabug). * Experience working in Agile development environments. * At least 18 years of age * Legally authorized to work in the United States ## Description The Software Engineer is essential for designing, implementing, and deploying scalable mobile software solutions that meet customer requirements and support high availability environments. This role focuses on Android application development within established architecture, collaborating with engineering teams to build modern, reliable features and integrate backend services, including AI-powered capabilities. Success is measured by the ability to deliver dependable technical solutions, produce clear documentation, and contribute to continuous improvement and innovation that enhances customer experience and supports business goals., * * Develop and maintain Android application features using Kotlin and modern Android frameworks (e.g., Jetpack Compose) within established architectural patterns (e.g., MVVM, Clean Architecture). * Design and implement solutions that integrate RESTful APIs and backend services, including AI-powered endpoints supporting personalization and intelligent user workflows. * Collaborate cross-functionally with Product, Design, QA, Backend, and AI teams to deliver high-quality mobile solutions. * Write maintainable, testable, and scalable code; participate in code reviews and contribute to unit and UI testing. * Create clear documentation for software code, system designs, and business requirements. * Support CI/CD and release processes using tools such as Git, Gradle, and Fastlane. * Monitor application performance and reliability to ensure secure, responsive user experiences across Android devices and OS versions. * Present ideas to improve systems, processes, or services based on technical research and platform best practices. * Also responsible for other duties/projects as assigned by business management as needed. ## Related Videos - [Modular Secrets to Lightning-Fast Android Builds](https://www.wearedevelopers.com/videos/1428-modular-secrets-to-lightning-fast-android-builds) - [Kotlin Multiplatform - True power of native code reuse](https://www.wearedevelopers.com/videos/4-kotlin-multiplatform-true-power-of-native-code-reuse) - [How a Small Team Shrank a Microsoft Monorepo by 94%](https://www.wearedevelopers.com/videos/1236-how-a-small-team-shrank-a-microsoft-monorepo-by-94) - [Android beyond mobile: Cars, TVs, and Wearables](https://www.wearedevelopers.com/videos/553-android-beyond-mobile-cars-tvs-and-wearables) - [Moving from Java to Kotlin](https://www.wearedevelopers.com/videos/384-moving-from-java-to-kotlin) - [Introducing Kotlin Multiplatform in an existing project](https://www.wearedevelopers.com/videos/276-introducing-kotlin-multiplatform-in-an-existing-project) ## Related Articles - [The Biggest German Tech Companies](https://www.wearedevelopers.com/magazine/424-the-biggest-german-tech-companies) - [A Guide to Choosing the Right Tools for App Developers](https://www.wearedevelopers.com/magazine/391-a-guide-to-choosing-the-right-tools-for-app-developers) - [Best Countries for Software Engineers](https://www.wearedevelopers.com/magazine/267-best-countries-for-software-engineers) - [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [Where To Find Software Engineering Jobs](https://www.wearedevelopers.com/magazine/396-where-to-find-software-engineering-jobs)