Sr Software Engineers

Posted 13 Days Ago
Be an Early Applicant
Bellevue, WA, USA
In-Office
212K-217K Annually
Senior level
Other • Utilities
The Role
Design, develop, and maintain full software stack solutions and automation. Collaborate with system engineers to define requirements, contribute designs, implement scalable APIs/microservices, perform migrations and upgrades, optimize performance, document systems, and mentor team members.
Summary Generated by Built In

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!

Position summary:
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 Software Engineers is located in Bellevue, WA will drive engineering projects by developing software solutions; conducting tests and inspections; preparing reports and calculations.
• 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.

Position duties and responsibilities include, but are not limited to:

  • Understand system protocols, how systems operate and data flows.

  • Aware of current technology benefits.

  • Expected to independently develop a full software stack.

  • Understand the building blocks, interactions, dependencies, and tools required to complete software and automation work.

  • Independent study of current technology is expected.

  • Interact with system engineers to define system requirement and necessary requirements for automation.

  • Contribute to designs to implement new ideas which utilize new frameworks to improve an existing or new system or process or service.

  • Review existing designs and processes to highlight more efficient ways to complete existing workload more effectively through industry perspectives.

  • Understand the creation of company IPR.

  • Collaborate with technical teams and utilizes system expertise to deliver technical solutions.

  • Continuously learn and teach others existing and new technologies.

  • Contribute to the development of others through mentoring or in house workshops and learning sessions.

  • Contribute to new and existing technology options that support business goals.

  • Understand current technology that supports business goals.

  • Understands system protocols, how systems operate and data flows.

  • Aware of current technology benefits.

  • Write basic documentation on how technology works.

  • Creates clear documentation for new code and systems used.

  • Document systems designs, presentations, and business requirements for consumption and consideration at the manager level.

Minimum requirements:

Experience and education requirements:

PRIMARY REQUIREMENTS: Master’s degree or foreign equivalent in Computer Technology, Computer Engineering, or related, and 3 years of relevant work experience in any occupation in which the required experience is gained.

ALTERNATIVE REQUIREMENTS: Bachelor’s degree or foreign equivalent in Computer Technology, Computer Engineering, or related, and 5 years of relevant work experience in any

occupation in which the required experience is gained.

Skills requirements: Requires experience in each of the following:

Developing scalable APIs and microservices using Java, J2EE, Spring Boot, Docker, and deploying solutions on AWS Cloud. Developing responsive UIs with AngularJS, NodeJS, HTML, CSS, JavaScript, jQuery, XML, AJAX, and mobile apps using SwiftUI and Storyboard. WebSphere commerce migration, WebSphere application server upgrade, Java and Linux upgrades, Angular/Node upgrade, Oracle database upgrade, DB table partitioning, SQL query tuning, Caching and performance tuning. SQL, stored procedures, and managing large databases using MongoDB, Oracle, and frameworks like WebSphere Commerce, Struts, and Spring. Migrating Java, Linux, and IBM WebSphere Application Server (WAS) environments to latest versions for production web applications. Jira, GitLab, Azure, Postman, Redis, Xcode, Eclipse, Visual Studio, Cocoapods, APIGEE, TAG, SOAP, REST, ServiceNow, and Splunk.

  • At least 18 years of age

  • Legally authorized to work in the United States

Additional:

  • Location: Bellevue, WA

  • 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.

  • This position is eligible for the employee referral program.

How to apply:

  • Visit https://www.t-mobile.com/careers

  • Create a candidate profile, and apply to requisition number: REQ370028

OTHER: Work hours: 40 hours/week. Salary: $212,202 to $217,202 per year.

  • The pay range above is the general base pay range for a successful candidate in the state listed. The successful candidate’s actual 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, while Retail and Business Sales roles are eligible for monthly or quarterly sales incentives. And since we are ALL owners, EVERY employee at T-Mobile is eligible for an Annual Stock Grant. For information about T-Mobile’s amazing benefits, check out

https://careers.t-mobile.com/culture-and-benefits .

Travel:
Travel Required (Yes/No): No
DOT Regulated:
DOT Regulated Position (Yes/No): No
Safety Sensitive Position (Yes/No): No

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, genetic information, 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 Technology, Computer Engineering, or related
  • Bachelor's degree in Computer Technology, Computer Engineering, or related (alternative)
  • At least 3 years relevant work experience (Master's) or 5 years relevant experience (Bachelor's)
  • Experience developing scalable APIs and microservices using Java, J2EE, Spring Boot, Docker, and deploying on AWS
  • Experience with front-end technologies: AngularJS, NodeJS, HTML, CSS, JavaScript, jQuery, XML, AJAX, SwiftUI, Storyboard
  • Experience with WebSphere Commerce, WebSphere Application Server, and migrating/upgrading Java and Linux environments
  • Database experience: Oracle, MongoDB, SQL, stored procedures, DB partitioning, and SQL query tuning
  • Experience with caching and performance tuning
  • Familiarity with frameworks: Spring, Struts, WebSphere Commerce
  • Experience with tools: Jira, GitLab, Azure, Postman, Redis, Xcode, Eclipse, Visual Studio, Cocoapods, APIGEE, TAG, SOAP, REST, ServiceNow, Splunk
  • At least 18 years of age
  • Legally authorized to work in the United States

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.

  • Equity Value & Accessibility Company materials outline annual restricted stock unit grants for eligible employees and a 15% discount Employee Stock Purchase Plan with a lookback. Permanent stock‑grant increases for non‑executive roles beginning in February 2025 are positioned to enhance total compensation.
  • Parental & Family Support Paid parental leave provides up to 8 weeks at 100% pay for birth parents plus bonding time, with additional paid bonding leave for non‑birth parents and grandparents. Family‑building supports include Progyny fertility coverage, adoption and surrogacy reimbursement up to $30,000 per child, doula reimbursement, childcare subsidies, and Bright Horizons backup care.
  • Fair & Transparent Compensation Pay ranges are visible in current postings (e.g., ~$18–$20/hour for Mobile Associate and around $29/hour for Sr. Mobile Expert in some markets), reflecting a tiered retail pay ladder. Company materials emphasize market benchmarking and career bands.

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The Company
HQ: Bellevue, WA
89,016 Employees

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.

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