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Job Details
Posted date: Oct 20, 2026
There have been 3 jobs posted with the title of Senior Software Engineer - CoreAI (Foundry Observability) all time at Microsoft.Category: Software Engineering
Location: Redmond, WA
Estimated salary: $212,000
Range: $119,800 - $304,200
Employment type: Full-Time
Work location type: 3 days / week in-office
Role: Individual Contributor
Description
OverviewCoreAI is at the forefront of Microsoft’s mission to redefine how software is built and experienced. We are responsible for building foundational platforms, services, programming models, and developer experiences that power the next generation of applications using Generative AI. Our work enables developers and enterprises to harness the full potential of AI to create intelligent, adaptive, and transformative software.    
Microsoft Foundry Observability team within CoreAI builds observability, evaluation and optimization that span core AI capabilities including model inferencing, AI services, model customization, and agentic solutions. As a Senior Software Engineer, you will build and evolve large‑scale, cloud native systems that span the full lifecycle of advanced agentic applications — from secure enterprise deployment and governed tool integration, to fine‑tuning and training workflows, to observability, evaluation, and optimization in production. Your work will directly contribute to how developers and enterprises build reliable, autonomous, and high‑impact AI agents.
Microsoft’s mission is to empower every person and every organization on the planet to achieve more. As employees, we come together with a growth mindset, innovate to empower others, and collaborate to realize our shared goals. Each day we build on our values of respect, integrity, and accountability to create a culture of inclusion where everyone can thrive at work and beyond.   
In alignment with our Microsoft values, we are committed to cultivating an inclusive work environment for all employees to positively impact our culture every day.   
Responsibilities
Across the organization, you will:
Lead the design, development, and delivery of large-scale AI services and platforms with a focus on scalability, reliability, security, and performance.
Design and implement distributed systems and cloud services to run agents reliably at enterprise scale
Drive innovation in observability, automation, deployment safety, and operational efficiency through reusable platforms and frameworks.
Improve developer and researcher workflows through better tooling, abstractions, and automation across fine‑tuning, evaluation, and optimization
Debug and optimize interactions across models, data, and infrastructure
Contribute to technical design and implementation across the software development lifecycle
Maintain high standards for code quality, testing, reliability, and operational excellence
Collaborate closely with partner teams across CoreAI and Azure to deliver production‑ready platform capabilities.
You will contribute to a dynamic engineering culture through thoughtful design discussions, code reviews, and collaboration across teams. You’ll have the opportunity to grow your technical scope while helping to build the platforms that enable intelligent agent systems at scale.
Qualifications
Required Qualifications:
Bachelor's Degree in Computer Science or related technical field AND 4+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python
OR equivalent experience.
Other Requirements: 
Ability to meet Microsoft, customer and/or government security screening requirements are required for this role. These requirements include, but are not limited to the following specialized security screenings: Microsoft Cloud Background Check: This position will be required to pass the Microsoft Cloud background check upon hire/transfer and every two years thereafter.
Additional/Preferred Qualifications
Master'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 Bachelor'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 equivalent experience.
5+ years technical engineering experience designing and delivering highly available, large-scale cloud services and distributed systems.
Demonstrated proficiency around leveraging AI to build systems and a passion to make this technology accessible to everyone
3+ years of technical engineering experience with machine learning or AI systems
#CoreAI, #AIPlatform, #FoundryAgents, #AIJobs
Software Engineering IC4 - The typical base pay range for this role across the U.S. is USD $119,800 - $234,700 per year. There is a different range applicable to specific work locations, within the San Francisco Bay area and New York City metropolitan area, and the base pay range for this role in those locations is USD $160,200 - $261,000 per year.
Certain roles may be eligible for benefits and other compensation. Find additional benefits and pay information here:
https://careers.microsoft.com/us/en/us-corporate-pay
Software Engineering IC5 - The typical base pay range for this role across the U.S. is USD $142,800 - $274,800 per year. There is a different range applicable to specific work locations, within the San Francisco Bay area and New York City metropolitan area, and the base pay range for this role in those locations is USD $188,000 - $304,200 per year.
Certain roles may be eligible for benefits and other compensation. Find additional benefits and pay information here:
https://careers.microsoft.com/us/en/us-corporate-pay
This position will be open for a minimum of 5 days, with applications accepted on an ongoing basis until the position is filled.
Microsoft is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to age, ancestry, citizenship, color, family or medical care leave, gender identity or expression, genetic information, immigration status, marital status, medical condition, national origin, physical or mental disability, political affiliation, protected veteran or military status, race, ethnicity, religion, sex (including pregnancy), sexual orientation, or any other characteristic protected by applicable local laws, regulations and ordinances. If you need assistance with religious accommodations and/or a reasonable accommodation due to a disability during the application process, read more about requesting accommodations.