# Senior & Principal Software Engineer - Systems & Infrastructure at Microsoft

- Company: Microsoft
- What the company does: Explore Microsoft products and services and support for your home or business. Shop Microsoft 365, Copilot, Teams, Xbox, Windows, Azure, Surface and more. Backed by Menlo.
- Company website: https://www.microsoft.com
- Type: Startups
- Level: Principal and up
- Location: Mountain View, CA, US
- Work setup: On-site
- Posted: 2026-09-23
- Apply by: 2026-11-07
- Apply: https://microsoft.eightfold.ai/careers/job/1970393557002595
- Page: https://www.1752.vc/careers/jobs/microsoft-senior-and-principal-software-engineer-systems-and-infrastructure/

## About the role

Own technical strategy and lead architecture discussions for broad or complex infrastructure requirements, evaluating design hypotheses, trade-offs, dependencies, and long-term system needs. Design, implement, and optimize large-scale distributed systems for performance, scalability, resiliency, security, privacy, compliance, and cost efficiency. Improve system observability and understandability through metrics, logging, telemetry, and tools that support developer productivity and reliable operation.

Tags: Software Engineering

Source: 1752vc Careers, https://www.1752.vc/careers/jobs/microsoft-senior-and-principal-software-engineer-systems-and-infrastructure/