Senior Software Engineer Job at T-Mobile (Frisco)

Senior Software Engineer

T-Mobile

Location:
United States , Frisco ▼
Austin

Category:
IT - Software Development

Contract Type:
Not provided

Salary:

113600.00 - 205000.00 USD / Year

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Job Description:

The Senior Software Engineer works collaboratively with a team of software engineers, network, and systems engineers to design, implement, and deploy software solutions that meet customer requirements, scale efficiently, and eliminate the limitations of traditional networking architectures. This role emphasizes building applications that operate in highly available environments and leverage technologies such as virtualization, microservices, SDN, NFV, Big Data platforms, and modern development frameworks. The Sr Software Engineer actively participates in the architecture, design, and implementation of various software components and integrations. The ideal candidate will demonstrate deep technical expertise, creativity, and initiative while working on moderately to highly complex assignments with minimal supervision.

Job Responsibility:

Lead engineering initiatives by designing and developing software solutions, conducting tests, inspections, and system analyses
Supervise and mentor base and associate-level engineers as needed
Develop and maintain full-stack software solutions using Java, Spring Boot, and JavaScript frameworks
Integrate with Cisco Finesse APIs and platforms to enable advanced communication and contact center capabilities
Understand system protocols, operational workflows, and data flows across distributed systems
Collaborate with systems engineers to define and automate system requirements
Maintain awareness of emerging technologies and their applications to enterprise-scale systems
Design and prototype innovative software solutions employing modern frameworks and open standards
See opportunities for process optimization and automation through code and architectural improvements
Participate in intellectual property creation and contribute to company IPR initiatives
Collaborate multi-functionally with network, platform, and security teams to deliver coordinated technical solutions
Serve as a mentor to peers and junior engineers through coaching, workshops, and technical sessions
Promote engineering excellence through standard processes, code reviews, and continuous learning
Evaluate, recommend, and implement emerging technologies that align with business goals
Apply deep expertise in Java, Spring Boot microservices, and REST API development to enhance system scalability and performance
Participate in technology roadmap discussions and architecture reviews
Ensure alignment of software designs with enterprise architecture standards
Produce comprehensive documentation for new and existing code, APIs, and system architectures
Prepare technical reports, design presentations, and system requirement specifications
Contribute to internal knowledge bases and technical training materials

Requirements:

Bachelor’s Degree in Computer Science, Software Engineering, or a related field (Required)
4–7 years of technical engineering or software development experience (Required)
Strong proficiency in Java and Spring Boot framework for backend development
Hands-on experience with JavaScript and related front-end technologies (e.g., React, Angular, or Vue)
Experience developing or integrating with Cisco Finesse APIs for communication platforms
Proven ability to design and develop scalable, microservices-based applications
Strong analytical, problem-solving, and troubleshooting skills
Excellent written and verbal communication
Demonstrated experience in technical documentation and presenting complex information clearly
Customer-focused mindset with an ability to deliver high-quality solutions
At least 18 years of age
Legally authorized to work in the United States

Nice to have:

Familiarity with containerization technologies (Docker, Kubernetes)
Knowledge of cloud platforms (AWS, Azure, or GCP)
Experience with CI/CD pipelines and DevOps practices
Understanding of networking fundamentals and SDN/NFV architectures

What we offer:

Annual stock grant
Employee stock purchase plan
401(k)
Access to free, year-round money coaches
Medical, dental and vision insurance
Flexible spending account
Employee stock grants
Employee stock purchase plan
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 & home internet discounts
Pet insurance
Access to commuter and transit programs

Additional Information:

Job Posted:
January 13, 2026

Employment Type:

Fulltime

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