Sr. Engineer Software

T-MOBILE USA, Inc.; Bellevue (WA); On-site; USD 114,000 - 236,000; Full time

Benefits offered by this job

Medical, dental and vision insurance

Flexible spending account

401(k)

Employee stock grants

Employee stock purchase plan

Paid time off and holidays

Tuition assistance

Job summary

T-Mobile USA, Inc. is seeking a highly skilled Senior Software Engineer to join our engineering team. You will lead design, development, and deployment of scalable microservices for the ET platforms and manage cloud infrastructure on Azure/AWS.

This hands-on leadership role emphasizes API-first design, performance, and cross-functional collaboration to support end-to-end order management and platform services for the Un-carrier.

Qualifications

• Bachelor's degree plus 5 years of related work experience OR Advanced degree with 3 years of related experience (required).
• 4-7 years of technical engineering experience (required).

Responsibilities

• Architect, design, and implement scalable microservices for ET platforms.
• Ensure API-first design with high availability, security, and performance.
• Develop automation for rule-based order flows and subscription lifecycle management.
• Build and run event-driven systems, including consumers and asynchronous flows integrated with other systems.
• Manage cloud-native deployments on Azure with a focus on scalability and resilience.
• Conduct code reviews, performance tuning, and issue resolutions to maintain high code quality.

Skills

Java

Spring Boot

REST APIs

Microservices

Azure Cloud

MongoDB

Splunk

Security standards

Education

Bachelor's degree in Computer Science or related

Advanced degree in related field

Tools

AKS

App Services

CI/CD pipelines

Job description

life insurance, vision insurance, flexible benefit account, paid time off, paid holidays, tuition assistance, 401(k)

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!

Job Overview

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!

Are you ready to join the Un-carrier movement? We are seeking a highly skilled and experienced Senior Software Engineer to join our dynamic engineering team.

The T-Mobile for Business Order Management Platform is T-Mobile's next-generation solution delivering end-to-end customer and frontline experiences. Built independently from the legacy TMO stack, the ET Platform enables agility, speed, and flexibility to support onboarding and go-to-market strategies for non-core and core wireless offerings across diverse product lines, customer segments, and sales channels.

In this role, you will lead the design, development, and deployment of scalable microservices, manage cloud infrastructure on Azure/AWS, and ensure robust API performance for TFB Emerging Technology platforms and applications. This is a hands-on leadership role requiring technical excellence, platform expertise, and cross-functional collaboration.

We are a team that encourages innovation and embraces an agile, open, Un-carrier way of working.

Responsibilities Platform Engineering & Development

• Architect, design, and implement scalable microservices for ET platforms.
• Ensure API-first design with high availability, security, and performance.
• Develop automation for rule-based order flows and subscription lifecycle management.
• Build and run event-driven systems , including consumers and asynchronous flows integrated with other systems.
• Manage cloud-native deployments on Azure with a strong focus on scalability and resilience.
• Conduct code reviews, performance tuning, and issue resolutions to maintain high code quality.

Order Management

• Build and optimize the T-Mobile for Business Order Platform, ensuring responsive and reliable order processing.
• Support self-service and rep-assisted customer journeys with minimal fallout.
• Integrate backend systems seamlessly with all ET products.

Technical Leadership

• Provide technical leadership and mentorship to onshore and offshore developers, focusing on design quality and best practices.

Qualifications

• Bachelor's degree plus 5 years of related work experience OR Advanced degree with 3 years of related experience. Acceptable areas of study include Computer Science, Software Engineering, Information Management or equivalent experience in field(required)
• 4-7 years of technical engineering experience(required)

Knowledge, Skills, and Abilities

• Analytical Thinking and Excellent problem-solving, debugging, and system design skills.
• Strong leadership and collaboration across multi-functional, geographically distributed teams. Mentorship of junior team members.
• Excellent communication skills and customer service skills collaborating with multi functional team members
• Strong software development and design experience in Java, Spring Boot, REST APIs, and microservices architecture .
• System Integration and technical writing skills

• Hands-on experience with Azure Cloud (AKS, App Services, Functions, CI/CD pipelines).
• Proficiency with databases and integrations: MongoDB .
• Experience in monitoring and logging using tools such as Splunk .
• Familiarity with data authorization and security standards in enterprise-grade systems.
• Background in Telecom and supporting B2B organizations is strongly preferred.

• Background in subscription, or product catalog/order management systems is a plus.
• 4-7 years of software engineering experience, with at least 3+ years in a senior/lead role preferred.
• Proven ability to design and deliver enterprise-scale distributed systems .
• Track record of building and scaling platform services with real-world business impact .

• 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

Total Target Cash Earnings Opportunity: $130,640 - $235,750National Base Pay Range: $113,600 - $205,000

The Total Target Cash Earnings Opportunity represents the expected total cash compensation for this role at target performance, combining base salary and annual incentive opportunity. Actual earnings may be higher or lower depending on individual performance and overall company results.

The base pay range reflects the compensation component of this opportunity. The candidate's actual pay will be based on various factors, such as work location, qualifications, and experience, so the actual starting pay will vary within this range. To find the pay range for this role based on hiring location, click here.

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. Corporate employees are eligible for a year-end bonus based on individual and/or company 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. The incentive component included in the Total Target Cash Earnings Opportunity reflects target performance. Actual earnings included in the Total Target Cash Earnings Opportunity reflect target performance; actual payouts may vary.

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.

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 [e-mail] 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.

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