Associate Engineer, Software – Mobile App Development

T-Mobile

. Develop and implement Android and iOS software solutions meeting customer requirements .

Posted 10/16/2026full-timeUnited StatesSeniorLead💰 $66,900 - $120,600 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in Mobile Application Development for Android and iOS, with a strong focus on core architecture, foundational libraries, and user experience. Proficient in technical writing and business requirements documentation to support scalable software solutions.

Highest-signal resume keywords

Mobile Application DevelopmentCore ArchitectureTechnical WritingBusiness Requirements DocumentationCollaboration

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Programming LanguagesSoftware DevelopmentSource Code ManagementAnalyticsAnalytical Thinking

Soft Skills

CommunicationCustomer Service

Tools & Technologies

VirtualizationMicroservicesSoftware-Defined NetworkingNetwork Functions VirtualizationBig Data Platforms

Industry Keywords

Emerging Mobile TechnologiesMobile Development PracticesAuthenticationUser Experience DevelopmentBusiness Goals

Tech Stack

Tools & technologies

AndroidiOSMicroservices

About the role

Key responsibilities & impact

Develop and implement Android and iOS software solutions meeting customer requirements
Support scalable, highly available environments
Contribute to T-Life, T-Mobile's all-in-one customer app for account management, shopping devices and plans, and accessing perks and benefits
Contribute to core architecture, foundational libraries, authentication, and home screen experience
Design, implement, and test software components
Work with virtualization, microservices, software-defined networking, network functions virtualization, and big data platforms
Maintain clear and accurate documentation for software code, system designs, and business requirements
Collaborate with technical teams and communicate technical ideas
Apply current and emerging technologies to support business goals
Identify ideas for system analysis and continuous improvement
Perform other duties and projects as assigned

Requirements

What you’ll need

Bachelor's Degree OR combination of education and experience deemed equivalent (Required)
Computer Science or Engineering preferred
Less than 2 years technical engineering experience preferred
Analytical Thinking
Analytics
Business Requirements Documentation (BRD)
Collaboration
Communication
Customer Service
Programming Languages
Software Development
Source Code Management
Technical Writing
Mobile Application Development (Android and iOS) preferred
Mobile Development Practices / Emerging Mobile Technologies preferred
Experience with app core architecture, foundational libraries, or reusable components preferred
Familiarity with authentication and home screen/user experience development for consumer mobile apps preferred
At least 18 years of age
Legally authorized to work in the United States
Travel may be required up to 5% based on business needs

Benefits

Comp & perks

Annual stock grant
Employee stock purchase plan
401(k)
Free, year-round money coaches
Annual bonus or periodic sales incentive or bonus, based on role
Medical, dental and vision insurance
Flexible spending account
Paid time off
Up to 12 paid holidays
Paid parental and family leave
Family building benefits
Back-up care
Enhanced family support
Childcare subsidy
Tuition assistance
College coaching
Short- and long-term disability
Voluntary AD&D coverage
Voluntary accident coverage
Voluntary life insurance
Voluntary disability insurance
Voluntary long-term care insurance
Mobile service and home internet discounts
Pet insurance
Commuter and transit programs
Career growth opportunities