Summer 2027 Software Engineering Intern

T-Mobile • Bellevue, WA

4d

About The Position

T-Mobile’s 11-week paid Summer 2027 internship offers hands-on experience, training, networking with interns and company leaders, and mentorship from experienced engineers. The intern will work in a collaborative, fast-paced engineering environment alongside software engineers, product managers, and designers, building real-world software and contributing to projects with an immediate impact. Through guided assignments and mentorship, the intern will gain experience across the software development lifecycle and learn modern development practices.

Requirements

• Currently pursuing a bachelor’s or master’s degree in computer science, software engineering, or a related field.
• Basic knowledge of one or more programming languages, such as Java, Python, JavaScript, or C++.
• Familiarity with data structures, algorithms, and object-oriented programming concepts.
• Interest in learning new technologies and solving technical problems.
• Strong communication skills and ability to work effectively in a team environment.
• Eagerness to learn, take feedback, and grow as a software engineer.
• At least 18 years of age.
• Legally authorized to work in the United States now and in the future.
• Must have one or more courses remaining in a bachelor’s or graduate degree program after the internship.
• T-Mobile and Metro by T-Mobile employees are ineligible for external Summer Internships; they are directed to the Magenta Accelerator.

Responsibilities

• Assist in designing, developing, testing, and maintaining software applications.
• Write clean, readable, well-documented code under the guidance of senior engineers.
• Participate in code reviews and incorporate feedback to improve code quality.
• Collaborate with cross-functional teams to understand requirements and deliver solutions.
• Debug issues and help improve system performance and reliability.
• Learn and apply modern development tools, frameworks, and methodologies, such as Agile and CI/CD.
• Contribute ideas to improve products, processes, and engineering practices.

Benefits

• Paid 11-week internship.
• Relocation assistance for program participants who reside more than 50 miles from the internship location.
• Intern wages range from $27 to $50 per hour; actual pay is based on education and STEM versus non-STEM designation.

What This Job Offers

• Job Type: Full-time
• Career Level: Intern