Sr Engineer, Software

Job Description:

Designs and develops internal and external business systems/applications, systems interfaces, databases, reporting, or business intelligence systems, as required to deliver new systems functionality supporting corporate business objectives.


Enterprise Core Competencies
Requires competency in customer focus, change & innovation, strategic thinking, relationship building & influencing, talent management, results focus and inspirational leadership.


  • Translates business, and functional requirements into documented technical specifications or User Stories.
  • Owns the technical vision and development of a sub domain or capability.
  • Communicates with business customers and other stakeholders design, requirements, functionality, and limitations of systems/applications.
  • Utilize development skills to build (code) and unit test new systems functionality per technical specifications, with deliverables to include code builds and documented unit test results.
  • Build and unit test production deployment packages with an eye towards automated regression and unit test scripts, and implementation plans for scheduled systems enhancements.
  • Support existing applications part of the subdomain and design a path to modernizing applications to container and microservices, as well as new tooling and development process.
  • Facilitate/lead reviews (walkthroughs) or grooming sessions and demos of technical specifications and program code with other members of the technical team, communicating design, requirements, feature set, functionality and limitations of systems/applications to team and development lead.
  • Collaborate/Partner with other teams including business customers, Enterprise Testing, Release Planning and Management, Project Management, and Application Support on successful delivery of product enhancements and support.
  • Provide on call and after hours support as required for production releases and to respond and provide Tier 4 support on production outages.
  • Contribute to and work to meet project schedules by providing accurate estimates of effort required for development deliverables, by providing updates on project progress to development and project management, and by escalating issues that might affect project success to management.
  • Maintain technical skills and expertise through continuing education and training.
  • Provide guidance to team members at an Associate Developer or Developer level
  • May supervise contract resources.


  • Minimum 7 Years Application Development Experience preferably in wireless or finance/credit industries.
  • Minimum 7 years professional experience designing and developing enterprise integrations using architectures such as SOA, microservices, message brokerââ,¬â„¢s built on RDBMS (Oracle), NoSQL backend.
  • Minimum 7 years professional experience using 3 or more development languages (e.g. Python, J2EE, SQL, C#, JavaScript, etc.) and tools (e.g. Jenkins, Maven, GIT, artifactory, Rally, Pivotal Cloud Foundry, Oracle Fusion).
  • Minimum 3 years professional experience with messaging (e.g. JMS, EMS, RabbitMQ/ AMQP)
  • Minimum 3 years professional experience with multi-tier systems and J2EE concepts (EJB, MDB, Session Beans)
  • Has had development experience on at least 4 projects with total project team size greater than 3 team members and has acted as lead developer on at least one project impacting multiple business units and providing technical leadership for at least 3 developers.
  • Has experience mentoring other members of technical/development staff.
  • Has experience working with at least 3 business applications/systems and has also provided tier 4 production support.
  • Experience identifying and effectively deploying system monitoring solutions and establishing and measuring service level agreements for these systems.
  • Has development or testing experience preferably in CI/CT/CD, and Agile a CI/CT or DevOps environment.
  • Excellent written and verbal communication skills.

Minimum Qualifications:

  • Bachelorââ,¬â„¢s degree in Computer Science or a related field.

Company Profile:

As Americaââ,¬â„¢s Un-carrier, T-Mobile US, Inc. (NASDAQ: ââ,¬Å"TMUSââ,¬?) is redefining the way consumers and businesses buy wireless services through leading product and service innovation. The companyââ,¬â„¢s advanced nationwide 4G and 4G LTE network delivers outstanding wireless experiences for customers who are unwilling to compromise on quality and value. Based in Bellevue, Washington, T-Mobile US provides services through its subsidiaries and operates its flagship brands, T-Mobile and MetroPCS. For more information, please visit

EOE Statement:

We Take Equal Opportunity Seriously - By Choice.

T-Mobile USA, Inc. is an Equal Opportunity Employer. All decisions concerning the employment relationship will be made without regard to age, race, color, religion, creed, sex, sexual orientation, gender identity or expression, national origin, 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 or harassment based upon any of these factors is wholly inconsistent with our Company values and will not be tolerated. Furthermore, such discrimination or harassment may violate federal, state, or local law.

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