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Senior Software Engineer

United States, Washington, Redmond💼 Full-time🗓 2026-07-01 → 2026-10-02

Core

Design, develop, and operate high-scale distributed services processing millions of requests per second with sub-millisecond latency.

Role type

Senior Software Engineer (High-Performance Distributed Systems) (via careerplan.io/jobs/1970393556916263-senior-software-engineer-at-microsoft)

Builds

Mission-critical distributed services and API gateway features

Domain

Cloud infrastructure / High-performance backend systems

Required skills

C, C++, C#, Java, JavaScript, Python, .NET, OData, GraphQL, gRPC, TLS, HTTP, performance analysis, thread-safe coding, automated testing, telemetry, tracing

Preferred skills

None stated

Technologies

None stated

Responsibilities

Own end-to-end design, development, and operation of distributed services; Lead and participate in design reviews for API gateway features; Investigate and resolve production incidents; Drive performance analysis and optimization; Champion engineering quality through automated testing; Strengthen observability by improving telemetry and tracing; Mentor engineers on the team

Seniority

Senior, hands-on IC