Sr Engineer, Software - Android

Company: T-Mobile
Location: Bellevue
Posted on: May 21, 2025

Job Description:

At T-Mobile, we invest in YOU! Our Total Rewards Package ensures that employees receive competitive compensation and numerous wealth-building opportunities, including annual stock grants, employee stock purchase plans, 401(k), and access to free financial coaching. We are committed to being UNSTOPPABLE for our employees!
Job Overview
We are seeking a highly skilled Sr. Software Engineer to help shape the future of the T Life App. You will work with a talented team of mobile developers to design, implement, and maintain high-quality features that meet business and customer needs. Your focus will be on building scalable, performant, and secure mobile solutions that enhance the customer experience within the T-Life app and T-Mobile's broader app ecosystem. The ideal candidate has deep expertise in mobile development, including modern architecture patterns, testing strategies, and performance optimization, along with strong collaboration skills. You will have the opportunity to influence technical direction, contribute to production features, mentor others, and grow within a culture that values innovation, impact, and continuous learning.
We foster a culture of innovation, agility, transparency, and diversity. Join us in embodying the spirit of the 'Un-carrier' and making a tangible impact! Our team is dynamic, diverse, and passionate about growth and transformation. If you're ready for the challenge, apply today!
Job Responsibilities:
Technical Engineering Services:

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• Develop software solutions, conduct tests and inspections, and prepare reports. Supervise engineers as needed.
  
• Understand system protocols, data flows, and current technologies. Develop full software stacks and collaborate with system engineers to define requirements.
  
  Innovation:
  
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  • Design and review systems to incorporate new ideas and improve efficiency.
    
  • Contribute to creating company IPR.
    
    Technical Leadership:
    
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    • Collaborate with technical teams and share knowledge through mentoring and workshops.
      
      Technology Strategy:
      
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      • Support business goals with new and existing technology options.
        
      • Understand system protocols and develop full software stacks independently.
        
        Technical Writing:
        
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        • Create documentation for technology and systems design.
          
          Qualifications:
          
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          • Bachelor's Degree in Computer Science or Engineering
            
          • 4-7 years of technical engineering experience
            
          • 5+ years in Android development, with experience on consumer apps
            
          • Proficiency in Kotlin, Dagger, RxJava, Compose, Espresso, Git
            
          • Knowledge of HTTP, REST, Android lifecycle, and app store compliance
            
          • Experience with CI/CD tools like Fastlane, Docker
            
          • Strong problem-solving and collaboration skills
            
            Additional Requirements:
            
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            • At least 18 years old
              
            • Legally authorized to work in the U.S.
              
            • Travel required: Yes
              
            • DOT regulated: No
              
              Compensation and Benefits:
              Base pay range: $113,600 - $205,000. Plus a 15% bonus target. Benefits include medical, dental, vision, 401(k), stock grants, paid time off, parental leave, family benefits, discounts, and more. For details, visit our benefits site.
              We are an Equal Opportunity Employer. We welcome applicants with disabilities and provide accommodations upon request. For assistance, contact or call 1-844-873-9500.
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Keywords: T-Mobile, Olympia , Sr Engineer, Software - Android, IT / Software / Systems , Bellevue, Washington