Location
Redmond, WA
Type
Full-time
Posted
8/4/2026
Compensation
$119,800 - $261,000 per year
Job description
The Senior Software Engineer will join the Semantic Fabric Team at Microsoft, focusing on developing innovative technology for semantic indexing and search experiences within Microsoft Office 365. This role involves building scalable ingestion pipelines and indexing solutions to enhance the Copilot experience. The engineer will work on ensuring low-latency access to enterprise data while adhering to strict data privacy and compliance standards. The position offers an opportunity to impact users globally by improving the responsiveness and intelligence of Copilot.
Requirements
- 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.
- 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.
- Senior/Lead Engineer professional software development experience with at least two of the following: C#/C++/Java, ASP.NET, and RUST.
- Hands-on experience with distributed systems and services in the cloud.
- Knowledge of functional programming principles, including immutability and type safety.
- Proven ability to tackle complex technical issues and deliver high-quality implementations.
- Great written and verbal communication skills in English.
Responsibilities
- Participate in the development of the Semantic Fabric technology delivering semantic indexing and search experiences.
- Build scalable, high-performance software services over large datasets with low latency and high availability.
- Ensure the platform adheres to Microsoft's strict data privacy and compliance standards.
- Collaborate with team members and other engineering teams for successful integration of components.
- Engage in architectural discussions and decisions, designing scalable and sustainable solutions.
- Proactively identify technical debt and issues impacting software performance or reliability.
- Stay informed about developments in the LLM and semantic search field to improve the Semantic Fabric.
- Participate in code reviews to ensure software quality and promote best practices.
- Engage with stakeholders to gather feedback and ensure software meets their needs.
- Identify risks that could impact software delivery and take action to mitigate these risks.
Benefits
- Employees at Microsoft are often offered comprehensive, “world-class” benefits—including health and mental-wellness programs, competitive pay with bonuses and stock awards, and retirement/savings options. Time-off and flexibility are common, with generous vacation and holidays, parental and caregiver leave, and flexible work schedules, alongside learning support, employee resource groups, product discounts, and matching-gifts/volunteering programs. Specific benefits can vary by region.
H-1B filing history
Public USCIS petition and DOL LCA counts · latest USCIS FY2026, LCA FY2026
Filing entity: Microsoft Corporation
As of Aug 23, 2026
Initial approvals
503
FY2026
Approval rate
96.0%
FY2026
LCA certified
3,062
FY2026
Entry-level share
5.7%
FY2026
Initial approvals YoY
-64%
Trend
LCA certified YoY
-83%
Trend
Initial approvals by fiscal year
Approval rate by fiscal year
Continuing vs initial approvals
LCA certified positions by quarter
LCA certified positions by fiscal year
Based on public USCIS and DOL filings; not a sponsorship guarantee.
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