Senior Software Engineer

Senior Software Engineer Location: Redmond, Washington, United States Job Type: Full-Time (Hybrid, 3 days/week in office) Responsibilities: Build AI evaluation frameworks and benchmarks to ensure system quality and prevent regressions across multiple scenarios. Scale the vulnerability discovery pipeline to support significantly higher throughput while improving reliability. Manage large-scale compute infrastructure and AI services across Windows engineering systems; Optimize compute capacity, scheduling, queuing, orchestration, and resource prioritization across AI model hosting environments. Develop cost estimation models and improve infrastructure efficiency through cost-of-goods analysis. Help operate and scale Microsoft's autonomous security infrastructure used to discover, validate, and prioritize software vulnerabilities. Design and maintain distributed systems capable of supporting AI-driven vulnerability discovery at Windows scale. Collaborate with engineering teams to improve system performance, reliability, and operational efficiency. Contribute to secure software development practices that help protect Windows users worldwide. Qualifications: Bachelor's degree in Computer Science or a related technical field with at least 4 years of software engineering experience. Equivalent professional experience will also be considered. Experience programming in one or more of the following languages: C C++ C# Java JavaScript Python Ability to pass the Microsoft Cloud Background Check upon hire and every two years thereafter. Preferred: Master's degree in Computer Science or a related technical field with at least 6 years of engineering experience. Bachelor's degree with at least 8 years of engineering experience. Experience building or operating production-scale AI agent or Large Language Model (LLM) systems. Hands-on experience with Azure DevOps pipelines and CI/CD automation; Experience working with Microsoft Azure cloud infrastructure, including compute management, capacity planning, and cost optimization. Experience using C# and Microsoft technologies such as Microsoft Copilot CLI. Experience designing, building, or operating large-scale distributed systems, cloud services, orchestration platforms, scheduling systems, autoscaling infrastructure, or multi-tenant compute environments. Benefits and Compensation: Base salary range across most U.S. locations: USD $119,800 to $234,700 per year. Base salary range for the San Francisco Bay Area and New York City metropolitan area: USD $160,200 to $261,000 per year. Eligible employees may receive additional compensation and Microsoft benefits based on role and location. Hybrid work schedule with 3 days per week in the office. Travel requirement of less than 25%. Quantum Jobs USA