Sr Software Engineer, Android
About The Position
T-Mobile is seeking a Senior Android Software Engineer to contribute to the T-Life app, the company’s flagship mobile experience. The role designs, develops, and delivers scalable Android features supporting high-quality experiences for millions of customers. It includes designing, implementing, and deploying software solutions that meet customer requirements and support high-availability environments, collaborating with engineers on software components using modern mobile technologies and architectural best practices, and exercising independent judgment to resolve technical issues and contribute to design decisions. Success is measured by delivering solutions that meet business and technical requirements. The engineer contributes to medium-to-large initiatives and scalable, maintainable mobile architecture. The role also includes integrating RESTful APIs and backend services, including support for AI-enabled features, and ensuring quality through testing, performance optimization, and CI/CD participation. Travel is required. The position is not DOT-regulated or safety-sensitive.
Requirements
- Bachelor’s degree plus 5 years of experience, or an advanced degree plus 3 years of experience.
- 4–7+ years of software engineering experience.
- Experience building Android applications using Kotlin and the modern Android SDK.
- Communication skills (required).
- Customer service skills (required).
- Analytics skills (required).
- Technical writing skills (required).
- At least 18 years of age.
- Legally authorized to work in the United States.
Nice To Haves
- Experience with Jetpack Compose, MVVM, or Clean Architecture.
- Familiarity with AI-powered APIs or recommendation systems.
- Experience with testing frameworks such as Espresso and JUnit.
- Experience with CI/CD pipelines, Git, and Gradle.
- Experience building consumer-facing applications at scale.
Responsibilities
- Develop software solutions and conduct testing to ensure quality deliverables, including scalable Android features using Kotlin and modern Android frameworks.
- Contribute to design improvements using Jetpack Compose and modular architecture approaches.
- Collaborate with cross-functional teams and mentor engineers through knowledge sharing.
- Evaluate and apply current Android technologies aligned with business goals.
- Create documentation for code, system designs, and technical decisions.
- Contribute to medium-to-large initiatives and support scalable, maintainable mobile architecture.
- Integrate RESTful APIs and backend services, including support for AI-enabled features.
- Ensure quality through unit testing, UI automation, performance optimization, and CI/CD participation.
- Follow security and app store compliance standards.
Benefits
- Competitive base salary and compensation package.
- Annual stock grant and employee stock purchase plan.
- 401(k) and access to free, year-round money coaches.
- Annual bonus or periodic sales incentive or bonus, depending on role and eligibility.
- Medical, dental, and vision insurance.
- Flexible spending account.
- Paid time off and up to 12 paid holidays.
- Paid parental and family leave.
- Family building benefits, back-up care, enhanced family support, and childcare subsidy.
- Tuition assistance and college coaching.
- Short- and long-term disability coverage.
- Voluntary AD&D, accident, life, disability, and long-term care insurance.
- Mobile service and home internet discounts for eligible employees.
- Pet insurance and access to commuter and transit programs for eligible employees.
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What This Job Offers
Job Type
Full-time
Career Level
Senior
