Jobs and Careers
Back to jobs|Dashboard
MI

Software Engineer II - M365 Copilot App Platform team

Microsoft
United Statesfull_timeVerifiedPosted 31 Oct 2025
💰 $215,400/yr($100,600/yr – $215,400/yr)

About the role

The M365 Copilot App Platform team is the team that provides the platform APIs, infrastructure and backend web server for the Microsoft 365 Copilot app (https://m365.cloud.microsoft). All partner teams have built their AI-enabled experiences on our platform and depend on us for their success. We own everything from the application code itself to the platform APIs to the deployment pipelines and infrastructure including the backend web server and middle-tier service that supports the application on the web, Windows, and Mac.


We are seeking a highly skilled and motivated Software Engineer II to join our middle-tier service team within the M365 Copilot App Platform team. This team is responsible for providing the middle-tier service for Microsoft 365 Copilot web, Windows, and Mac apps which all build AI-enabled experiences within the application depend on. As a Software Engineer II, you will play a crucial role in developing and maintaining the middle-tier service code, deployment pipelines, and infrastructure. You will work in a fast-paced agile environment, collaborating with cross-functional teams to enable the M365 Copilot app and drive innovation. If you are passionate about AI and services and have a technical background, this is an excellent opportunity to make a significant impact.


In this role, you will work closely with partner teams to build new additional capabilities into our platform. You will also work to help improve the application's performance and quality. The M365 Copilot App is a key component in our strategy to compete with ChatGPT, making this position critical to our success.

 

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.

 

Responsibilities

  • Implement new middle-tier features working with architects and other individual contributors. 
  • Develop and maintain the middle-tier, APIs, deployment pipelines, and infrastructure. 
  • Collaborate with cross-functional teams to enable the M365 Copilot app and drive innovation. 
  • Work closely with partner teams to build new additional capabilities into our application. 
  • Design, produce and deliver software to improve reliability, scalability, performance, security, efficiency, etc. 

Similar roles

Application Software Engineer, Manufacturing Systems

spacex

Bastrop

Senior Software Engineer- cloud networking 1

CommScope

Sunnyvale

$135,000/yr

Software Engineer - Validation Toolset

Applied Intuition

Mountain View

$222,000/yr