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Senior Software Engineer - Infrastructure

Microsoft

$119,800 - $258,000
Sep 2, 2025
Redmond, WA, USA
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Microsoft 365 Engineering Systems (ES365) team is looking to re-invent productivity by building AI tools to empower developers to move faster and with greater confidence, transitioning from proprietary internal tools to industry standards and open source.

Requirements

  • 4+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C, Java, JavaScript, or Python
  • 2+ years of experience in infrastructure or test driven environment
  • 2+ years of experience leveraging AI solutions to large scale problems
  • Experience in building highly available distributed systems at scale
  • Experience in design, coding, testing, problem solving, and debugging skills in any language
  • Experience writing applications using C and JavaScript
  • Experience architecting and delivering distributed cloud services, Azure preferred

Responsibilities

  • Own the tools that make up the end-to-end developer experience in Office and Substrate from source control and check-in experience to build, validation, and deployment automation
  • Build AI tools to empower developers to move faster and with greater confidence in their work
  • Work with engineers, product managers, designers, and partner teams to deliver a set of features with the right overall design and architecture
  • Own and deliver complete features across the development lifecycle, including design, architecture, implementation, testability, debugging, shipping, and servicing
  • Write clean, well-thought-out code with an emphasis on quality, performance, simplicity, durability, scalability, and maintainability
  • Be committed to delivering the best experience for our customers
  • Help create a diverse and inclusive culture where everyone can bring their full and authentic self and where we do our best work as a result

Other

  • Embody our Culture and Values
  • If you are excited about making engineers productive and happy by developing tools and services, we want you in ES365
  • Come be at the center of Microsoft 365 and join the team that is building the future of Engineering Systems at Microsoft!
  • 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