Sr Software Engineer, iOS
T-Mobile, Overland Park, KS, United States
Job Overview
Are you ready to join the Un-carrier movement? We are seeking a highly skilled Sr iOS Software Engineer to contribute to the T-Life app—T-Mobile’s flagship mobile experience. In this role, you will design, develop, and deliver scalable iOS features that support high-quality user experiences for millions of customers. This role is essential for designing, implementing, and deploying scalable software solutions that meet customer requirements and support high‑availability environments. It involves collaborating with engineers to develop software components using modern mobile technologies and architectural best practices. The role requires independent judgment to resolve technical issues and contribute to software design decisions. Success is measured by delivering effective solutions that meet business and technical requirements.
Job Responsibilities
Develop software solutions and conduct testing to ensure quality deliverables, including scalable iOS features using Swift, SwiftUI, and UIKit.
Contribute to design improvements using modern frameworks and patterns such as MVVM or Coordinator.
Collaborate with cross‑functional teams and mentor engineers through knowledge sharing.
Evaluate and apply current iOS 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, performance optimization, and CI/CD participation.
Follow security and app store compliance standards.
Qualifications
Bachelor’s degree + 5 years experience OR Advanced degree + 3 years experience.
4–7+ years of software engineering experience.
Experience building iOS applications using Swift and modern Apple frameworks.
Preferred
Experience with MVVM, MVC, or Coordinator patterns.
Familiarity with AI‑powered APIs or recommendation systems.
Experience with CI/CD, Git workflows, and release processes.
Understanding of iOS performance, memory management, and concurrency.
Experience building consumer‑facing applications at scale.
Knowledge, Skills and Abilities
Communication (Required).
Customer Service (Required).
Analytics (Required).
Technical Writing (Required).
At least 18 years of age.
Legally authorized to work in the United States.
Travel : Travel Required (Yes/No): Yes
DOT Regulated : DOT Regulated Position (Yes/No): No
Safety Sensitive Position
(Yes/No): No
Compensation Range:
Overland Park: $123,800 to $167,400
Frisco: $131,300 to $177,700
Base Pay Range: $113,600 - $205,000
Corporate Bonus Target: 15%
We offer medical, dental, vision insurance, flexible spending account, 401(k), employee stock grants, employee stock purchase plan, paid time off, paid holidays, parental leave, family building benefits, backup care, childcare subsidy, tuition assistance, disability coverage, commuter and transit programs, mobile service and home internet discounts, pet insurance, and other voluntary insurances.
T-Mobile USA, Inc. is an Equal Opportunity Employer. All decisions concerning the employment relationship will be made without regard to age, race, ethnicity, color, religion, creed, sex, sexual orientation, gender identity or expression, national origin, religious affiliation, marital status, citizenship status, veteran status, the presence of any physical or mental disability, or any other status or characteristic protected by federal, state, or local law. Discrimination, retaliation or harassment based upon any of these factors is wholly inconsistent with how we do business and will not be tolerated.
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Are you ready to join the Un-carrier movement? We are seeking a highly skilled Sr iOS Software Engineer to contribute to the T-Life app—T-Mobile’s flagship mobile experience. In this role, you will design, develop, and deliver scalable iOS features that support high-quality user experiences for millions of customers. This role is essential for designing, implementing, and deploying scalable software solutions that meet customer requirements and support high‑availability environments. It involves collaborating with engineers to develop software components using modern mobile technologies and architectural best practices. The role requires independent judgment to resolve technical issues and contribute to software design decisions. Success is measured by delivering effective solutions that meet business and technical requirements.
Job Responsibilities
Develop software solutions and conduct testing to ensure quality deliverables, including scalable iOS features using Swift, SwiftUI, and UIKit.
Contribute to design improvements using modern frameworks and patterns such as MVVM or Coordinator.
Collaborate with cross‑functional teams and mentor engineers through knowledge sharing.
Evaluate and apply current iOS 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, performance optimization, and CI/CD participation.
Follow security and app store compliance standards.
Qualifications
Bachelor’s degree + 5 years experience OR Advanced degree + 3 years experience.
4–7+ years of software engineering experience.
Experience building iOS applications using Swift and modern Apple frameworks.
Preferred
Experience with MVVM, MVC, or Coordinator patterns.
Familiarity with AI‑powered APIs or recommendation systems.
Experience with CI/CD, Git workflows, and release processes.
Understanding of iOS performance, memory management, and concurrency.
Experience building consumer‑facing applications at scale.
Knowledge, Skills and Abilities
Communication (Required).
Customer Service (Required).
Analytics (Required).
Technical Writing (Required).
At least 18 years of age.
Legally authorized to work in the United States.
Travel : Travel Required (Yes/No): Yes
DOT Regulated : DOT Regulated Position (Yes/No): No
Safety Sensitive Position
(Yes/No): No
Compensation Range:
Overland Park: $123,800 to $167,400
Frisco: $131,300 to $177,700
Base Pay Range: $113,600 - $205,000
Corporate Bonus Target: 15%
We offer medical, dental, vision insurance, flexible spending account, 401(k), employee stock grants, employee stock purchase plan, paid time off, paid holidays, parental leave, family building benefits, backup care, childcare subsidy, tuition assistance, disability coverage, commuter and transit programs, mobile service and home internet discounts, pet insurance, and other voluntary insurances.
T-Mobile USA, Inc. is an Equal Opportunity Employer. All decisions concerning the employment relationship will be made without regard to age, race, ethnicity, color, religion, creed, sex, sexual orientation, gender identity or expression, national origin, religious affiliation, marital status, citizenship status, veteran status, the presence of any physical or mental disability, or any other status or characteristic protected by federal, state, or local law. Discrimination, retaliation or harassment based upon any of these factors is wholly inconsistent with how we do business and will not be tolerated.
#J-18808-Ljbffr