Principal Software Engineer
- Location
- Redmond, WA
- Job type
- Full-time
- Level
- Lead / Staff
- Experience
- 6+ years
- Education
- Bachelor's degree
- Listed
- 28 days ago
Skills & highlights for this role
- C#
- C++
- Python
- distributed systems
- test automation
Also useful
- threat modeling
- security-as-code
- observability
About the role
Architects complex products end to end by creating and iterating on design documents, evaluating trade-offs, and ensuring performance, scalability, and resiliency requirements are met. Collaborates across teams to resolve dependency and ownership conflicts. Partners with internal stakeholders to determine customer and user requirements for scenarios and translates them into technical direction.
Improves artificial intelligence (AI) tools and practices across the software development lifecycle, takes ownership of AI-generated assets, and experiments to improve capabilities. Leads by example in code quality by conducting timely, insightful code reviews, upholding standards, security, and compliance, and mentoring engineers using automated analysis tools integrated into the build process.
Designs and owns test strategies that prevent regression, incorporate security testing, and cover edge and negative cases. Builds testable code from the start and identifies hard-to-test areas for future rearchitecture.
Drives engineering excellence through automation, zero-touch deployment goals, security-as-code principles, threat modeling, and compliance evidence, and advocates new industry trends, tools, and regulations to peers. Plans and delivers features with full lifecycle ownership by breaking work into tracked tasks, managing feature flighting and rollback plans, and automating deployments following safe-change practices.
Owns live-site reliability as a Designated Responsible Individual (DRI) by integrating telemetry and observability, responding to incidents within service-level agreements, driving postmortems and root-cause fixes, and improving troubleshooting guides and on-call practices.
Bachelor's Degree in Computer Science or related technical field AND 6+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR equivalent experience.
Master's Degree in Computer Science or related technical field AND 8+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR Bachelor's Degree in Computer Science or related technical field TypeScript, or Python OR equivalent experience.
Communicates clearly and respectfully in both written and verbal formats, including emails, proposals, and reports, ensuring all parties are heard, understood, and aligned toward shared goals. Demonstrates solid English language proficiency and oral communication skills to effectively give instructions, receive feedback, and collaborate with colleagues and stakeholders.
Fosters collaborative innovation by engaging diverse internal and external stakeholders in the creation and development of novel products, processes, and research. Negotiates mutually satisfying outcomes by actively listening to others' objectives, representing the organization's interests, and finding common ground.
Designs and architects scalable products, services, and systems by applying sound engineering and design principles across the full development lifecycle. Engineers robust, performant software solutions grounded in computer science fundamentals, including distributed systems, algorithm design, and scalable application architecture.
Enhances project and product execution by integrating planning, quality assurance, and lifecycle management practices to keep delivery aligned with strategic goals. Applies a data-driven approach to problem-solving by extracting actionable insights from data and making informed, strategic decisions within the broader organizational context.
From Microsoft's careers page, first listed on Rolev.ai on October 11, 2026. Rolev.ai is not the employer.
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Common questions
Where is the Principal Software Engineer job at Microsoft located?
This Principal Software Engineer position at Microsoft is located in Redmond, WA. Always check Microsoft's application page for specific state eligibility or relocation policies.
What qualifications are required for Principal Software Engineer at Microsoft?
For the Principal Software Engineer role, Microsoft highlights 6+ years of relevant experience; a bachelor's degree; experience with C#, C++, Python, distributed systems, test automation. Rolev.ai can score your existing resume against these requirements and show any skill gaps before you apply.
How do I apply for the Principal Software Engineer position at Microsoft?
This listing links directly to Microsoft's application page. You can apply directly on Microsoft's site, or use Rolev.ai to check your resume fit, generate a zero-hallucination tailored resume and cover letter for this posting, and autofill the application form in 1 click with the Rolev.ai Chrome extension. You always review the form and press Submit yourself.