October 23, 2025

Senior Software Engineer – Backend

Senior • On-site

$119,800 - $234,700/yr

Redmond, WA

Overview

Are you interested in working for one of the most exciting teams at Microsoft? Then look no further than Microsoft Teams Core Services team. As a Senior Software Engineer - Backend, you will be building secure, resilient, highly available, highly scalable services and systems that leverage state-of-the-art technologies to deliver the next gen collaboration and teamwork experiences.


The Core Services team is responsible for the foundational services of Microsoft Teams serving billions of calls per day to power numerous Teams scenarios. It provides exciting opportunities for building services and systems that meet the needs of an ever-growing user base of the fastest growing product in Microsoft's history. This is a unique opportunity to hone your software system design skills and gain exposure to cutting edge technology stack (.NET Core, Containers, Caching, Azure Cloud, Entra auth) with end to end ownership and broad scope to have great impact.


Microsoft’s mission is to empower every person and every organization on the planet to achieve more. As employees we come together with a growth mindset, innovate to empower others, and collaborate to realize our shared goals. Each day we build on our values of respect, integrity, and accountability to create a culture of inclusion where everyone can thrive at work and beyond.

Qualifications

Required Qualifications:

  • Bachelor's Degree in Computer Science or related technical field AND 4+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python
    • OR equivalent experience.
  • 3+ years of experience building and operating large-scale cloud services.

Other Requirements:
Ability to meet Microsoft, customer and/or government security screening requirements are required for this role. These requirements include but are not limited to the following specialized security screenings:

  • Microsoft Cloud Background Check: This position will be required to pass the Microsoft Cloud background check upon hire/transfer and every two years thereafter.

Preferred Qualifications:

  • Master's Degree in Computer Science or related technical field AND 6+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python
    • OR Bachelor's Degree in Computer Science or related technical field AND 8+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python
    • OR equivalent experience.
  • Experience working with authentication stack of services.
  • Experience working with M365 components like Entra (AAD), Exchange, Substrate, SharePoint.
  • Drive to improve performance, availability and supportability of services and systems.
  • Drive to increase efficiency through automation.

Software Engineering IC4 - The typical base pay range for this role across the U.S. is USD $119,800 - $234,700 per year. There is a different range applicable to specific work locations, within the San Francisco Bay area and New York City metropolitan area, and the base pay range for this role in those locations is USD $158,400 - $258,000 per year.

Certain roles may be eligible for benefits and other compensation. Find additional benefits and pay information here: https://careers.microsoft.com/us/en/us-corporate-pay

Microsoft will accept applications for the role until October 27,2025.

 

Responsibilities

  • Design, development, testing, and DevOps of Teams services ensuring security, availability and performance.
  • Contribute to design documents and participate in code reviews.
  • Participate in on-call rotations, incident response, and root cause analysis.
  • Collaborate with diverse team members residing in various parts of the globe.