# Member of Technical Staff, Principal Software Engineer - Windows Copilot

**Company**: Microsoft
**Location**: Redmond
**Work arrangement**: onsite
**Experience**: staff
**Job type**: full-time
**Salary**: $142,800.00 - $274,800.00 per year
**Category**: Engineering
**Industry**: Technology
**Ticker**: MSFT
**Wikidata**: https://www.wikidata.org/wiki/Q2283

**Apply**: https://microsoft.ai/job/member-of-technical-staff-principal-software-engineer-windows-copilot/?utm_source=yubhub.co&utm_medium=jobs_feed&utm_campaign=apply
**Canonical**: https://yubhub.co/jobs/job_fcc8494b-c08

## Description

As Microsoft continues to push the boundaries of AI, we are on the lookout for passionate individuals to work with us on the most interesting and challenging AI questions of our time. Our vision is to enable users to get more done in their existing workflows by maximally leveraging agentic workflows. It’s also inclusive: we make AI accessible to all , consumers, businesses, developers , so that everyone can realise its benefits.

This team is at the forefront of redefining how AI enhances everyday computing on Windows. We build the full stack from working with data and models to user experiences with native tools and quality feedback loops. We’re shipping consumer-scale services that are transforming how users interact with their PCs. Whether it’s designing intelligent prompts, engineering robust backends to interface with models, or developing native Windows platform and UX features, this team does it all.

As a Software Engineer on the team, you will work at the intersection of distributed systems, AI, and agent-driven development to build systems that can reason, plan, and execute tasks,powering the next generation of AI-assisted and agentic computing experiences.

Microsoft’s mission is to empower every person and every organisation on the planet to achieve more. As employees, we come together with a growth mindset, innovate to empower others, and collaborate to realise 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.

Responsibilities:

- Design and develop next-generation products and features for Copilot experiences on Windows.

- Design and develop secure and performant platform services that support Copilot experiences on Windows.

- Work collaboratively with platform, infrastructure, application engineers, and researchers to build next-generation AI products and services.

- Ship high-quality, well-tested, secure, and maintainable code.

- Overcome obstacles to deliver work quickly and iteratively to users.

- Enjoy working in a fast-paced, design-driven, product development cycle.

- Embody our Culture and Values.

Qualifications:

- Bachelor’s degree in Computer Science or related technical field and 6+ years of 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 12+ years of 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 15+ years of technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python, or equivalent experience.

- Extensive hands-on experience using modern AI coding agents (e.g., Claude Code, Codex, GitHub Copilot, or similar tools), with a track record of acting as a team expert or go-to resource for AI-assisted/agentic development workflows, driving adoption of agentic coding tools to improve engineering velocity and code quality, and defining best practices for prompt design, tool usage, and human-in-the-loop systems.

## Skills

### Required
- C
- C++
- C#
- Java
- JavaScript
- Python
- AI coding agents
- distributed systems
- agent-driven development

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Source: [Apply at microsoft.ai](https://microsoft.ai/job/member-of-technical-staff-principal-software-engineer-windows-copilot/?utm_source=yubhub.co&utm_medium=jobs_feed&utm_campaign=apply)