Microsoft
Principal Software Engineer, CoreAI
$143K–$331K
Redmond, WA · On-site · Principal · Full-time · Posted Aug 10, 2026
- Experience
- 6+ years required; preferred alternatives: 12+ years with a master’s degree, 15+ years with a bachelor’s degree, or equivalent experience.
- Education
- Bachelor’s Degree in Computer Science or related technical field, or equivalent experience.
About the job
Shape and build Microsoft’s cloud-native platform, runtime, and developer experiences for developing and operating agentic AI applications at scale.
What you'll do
- Guide product vision and technical strategy, aligning roadmaps with customer needs and business goals.
- Design scalable platform architectures and build foundational components with partner teams.
- Lead reliability and live-site operations, including incident root-cause analysis and improvements.
What they ask for
- Bachelor’s degree in Computer Science or a related technical field, or equivalent experience.
- 6+ years of technical engineering experience coding in languages including C, C++, C#, Java, JavaScript, or Python.
- Meet Microsoft, customer and/or government security screening requirements, including the Microsoft Cloud Background Check upon hire/transfer and every two years.
Nice to have
- Master’s degree in Computer Science or a related technical field and 12+ years of technical engineering experience; or bachelor’s degree in the field and 15+ years; or equivalent experience.
Pay
USD $142,800 - $274,800 per year (base salary); USD $188,000 - $304,200 per year (base salary); USD $165,600 - $296,400 per year (base salary); USD $220,800 - $331,200 per year (base salary)
Tools
C, C++, C#, Java, JavaScript, Python
AI focus
Build foundational platforms and runtime systems for agentic AI applications; integrate generative AI and multimodal text, audio, and video capabilities.
Model-written summary · the original posting is authoritative