At T-Mobile, we invest in YOU! Our Total Rewards Package ensures that employees get the same big love we give our customers. All team members receive a competitive base salary and compensation package - this is Total Rewards. Employees enjoy multiple wealth-building opportunities through our annual stock grant, employee stock purchase plan, 401(k), and access to free, year-round money coaches. That’s how we’re UNSTOPPABLE for our employees!
T-Mobile is America’s supercharged Un-carrier, delivering an advanced 4G LTE and transformative nationwide 5G network that will offer reliable connectivity for all. Sr Designer, User Experience located in Bellevue, Washington will create, evaluate, and modify prototypes to support evolving hardware and software application development.Position duties and responsibilities include, but are not limited to:
assist in developing design concept and implementation;
provide input on user design considerations;
develop and apply software design and usability processes for the investigation of technical problems;
provide product usability, evaluation, and support to product development teams, including the analysis and investigation of applications and systems including tactile methods, visual graphics, web multimedia, visual graphics, web multimedia, voice response, and conversational user interaction;
produce specifications describing user requirements and internal structures for product in development;
develop user profiles, with emphasis on human error control, display issues, visual interaction, physical manipulation and task and objective analyses;
assist in conducting user research to inform design decisions and evaluate designs;
clearly and effectively communicate ideas, research findings, sketches, and other deliverables to the business and leadership; and
work with and collaborate within a cohesive design team and with the larger organization.
Perform design thinking: solving user pain points and delivering user experience flows utilizing UX industry prototyping tools (Figma, Sketch, and Adobe XD).
Deliver mockups and clickable prototypes of web and application interfaces for business/stakeholder review and facilitating user research studies.
Use Information architecture to illustrate the future state of website/application navigation and content groupings.
Specific Skills Requirement - must have educational or professional experience in:
Experience (1) Experience using Design thinking processes including heuristic evaluation, competitive analysis, problem definition, wireframing, prototyping and testing, to solve user pain points and deliver simple and intuitive user experience flows to Product and Engineering partners.
Experience (2) Experience using UX industry prototyping tools including Figma, Sketch, or comparable tools to deliver mockups and clickable prototypes of web and app [iOS and Android] interfaces for business/stakeholder review and facilitating user research studies.
Experience (3) Experience solving complex problems through customer journey mapping, user flows, facilitating design discussions, and presenting a final user interface design through mockups to drive product feature conversations between cross-functional partners, including Product Managers, Engineering, and leadership stakeholders.
Experience (4) Experience using Information architecture through techniques including Gestalt principles, understanding mental models of our users, card sorting and tree testing exercises, in order to illustrate the future state of website/app navigation and content groupings.
Experience (5) Experience partnering with user researchers to drive Usability testing through methods including contextual inquiry, user interviews, think out loud studies, and A/B tests on concept designs.
Experience and education requirements:
PRIMARY REQUIREMENTS: Master’s degree in Computer Information Systems, Software Engineering, Computer Science, or related, and three years of relevant work experience.
ALTERNATIVE REQUIREMENTS: Bachelor’s degree in Computer Information Systems, Software Engineering, Computer Science, or related, and five years of relevant work experience.
Telecommuting is permitted, but applicant must work from the worksite location at least 3-4 days per week. No additional national or international travel is anticipated.
Additional:
Location: Bellevue, WA
This position is eligible for the employee referral program.
At least 18 years of age
Legally authorized to work in the United States
Travel:
Travel Required (Yes/No): No
DOT Regulated:
DOT Regulated Position (Yes/No): No
Safety Sensitive Position (Yes/No): No
How to apply:
Visit www.tmobile.jobs.
Create a candidate profile and apply to requisition number REQ355028.
OTHER: Work hours: 40 hours/week. Wage Range: $212,202 to $217,000/year.
Candidate’s pay will be based on various factors, such as work location, qualifications, and experience. At T-Mobile, employees in regular, non-temporary roles are eligible for an annual bonus or periodic sales incentive or bonus, based on their role. Most Corporate employees are eligible for a year-end bonus based on company and/or individual performance and which is set at a percentage of the employee’s eligible earnings in the prior year. Certain positions in Customer Care are eligible for monthly bonuses based on individual and/or team performance.
At T-Mobile, our benefits exemplify the spirit of One Team, Together! A big part of how we care for one another is working to ensure our benefits evolve to meet the needs of our team members. Full and part-time employees have access to the same benefits when eligible. We cover all of the bases, offering medical, dental and vision insurance, a flexible spending account, 401(k), employee stock grants, employee stock purchase plan, paid time off and up to 12 paid holidays - which total about 4 weeks for new full-time employees and about 2.5 weeks for new part-time employees annually - 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, and voluntary long-term care insurance. We don't stop there - eligible employees can also receive mobile service & home internet discounts, pet insurance, and access to commuter and transit programs! To learn about T-Mobile’s amazing benefits, check out www.t-mobilebenefits.com.
Never stop growing!
As part of the T-Mobile team, you know the Un-carrier doesn’t have a corporate ladder–it’s more like a jungle gym of possibilities! We love helping our employees grow in their careers, because it’s that shared drive to aim high that drives our business and our culture forward. By applying for this career opportunity, you’re living our values while investing in your career growth–and we applaud it. You’re unstoppable!
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.
Talent comes in all forms at the Un-carrier. If you are an individual with a disability and need reasonable accommodation at any point in the application or interview process, please let us know by emailing [email protected] or calling 1-844-873-9500. Please note, this contact channel is not a means to apply for or inquire about a position and we are unable to respond to non-accommodation related requests.
Skills Required
- Master's degree in Computer Information Systems, Software Engineering, Computer Science, or related, and three years of relevant work experience OR Bachelor's degree and five years of relevant work experience.
- Experience with design thinking processes including heuristic evaluation, competitive analysis, wireframing, prototyping, and testing.
- Proficiency with UX prototyping tools such as Figma, Sketch, or Adobe XD to deliver mockups and clickable prototypes.
- Experience solving complex problems via customer journey mapping, user flows, and facilitating design discussions with cross-functional partners.
- Experience with information architecture techniques including Gestalt principles, card sorting, and tree testing.
- Experience partnering with user researchers to plan and run usability testing methods (contextual inquiry, interviews, think-aloud, A/B tests).
- Ability to produce specifications describing user requirements and internal product structures and to communicate research and designs to stakeholders.
- Legally authorized to work in the United States and able to work on-site in Bellevue, WA at least 3-4 days per week.
T-Mobile Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about T-Mobile and has not been reviewed or approved by T-Mobile.
-
Healthcare Strength — Health coverage includes multiple medical plan types alongside dental and vision, with virtual care and mental‑health options included. LiveMagenta support and dedicated health‑care advocates provide accessible guidance and care navigation.
-
Equity Value & Accessibility — Equity participation includes annual stock grants for eligible roles and a 15%‑discount ESPP with a lookback, extending value beyond base pay. Feedback suggests these equity programs are a meaningful component of total rewards.
-
Parental & Family Support — Family‑building and caregiving support spans paid parental and family leave, Progyny fertility, adoption/surrogacy reimbursements, doula support, and backup care. Income‑based childcare subsidies further ease costs for eligible employees.
T-Mobile Insights
What We Do
T-Mobile U.S. Inc. (NASDAQ: TMUS) is America’s supercharged Un-carrier, delivering an advanced 4G LTE and transformative nationwide 5G network that will offer reliable connectivity for all. T-Mobile’s customers benefit from its unmatched combination of value and quality, unwavering obsession with offering them the best possible service experience and undisputable drive for disruption that creates competition and innovation in wireless and beyond. Based in Bellevue, Wash., T-Mobile provides services through its subsidiaries and operates its flagship brands, T-Mobile, Metro by T-Mobile and Sprint.









