Senior Software Engineer - Copilot

Senior Software Engineer - Copilot

United States, California, Mountain View

Job description

Company and benefits

Job number

200057871

Date posted

Sep 25, 2026

Work site

4 days / week in-office

Travel

Less than 25%

Profession

Software Engineering

Discipline

Software Engineering

Role type

Individual Contributor

Employment type

Full-Time

Overview

Build the experiences that help publishers and advertising customers get work done. In Microsoft Advertising’s Third Party Ad Solutions & Data Management Platform organization, you will develop customer-facing web applications and the APIs, services, and data capabilities behind them. Your work will make complex workflows simpler, more consistent, and more reliable, from account onboarding and creative management to everyday configuration and editing.

This is a hands-on individual contributor Senior Software Engineer role with no people-management responsibilities. You will own features across the full stack, partnering with product managers, designers, and engineers to turn customer needs into production software. The role combines visible product improvements with thoughtful service and data modernization, rather than focusing exclusively on frontend development or infrastructure.

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.

AI Experiences employees who live within a 50- mile commute of a designated Microsoft Hub in the U.S. are expected to work from the office at least four days per week. This expectation is subject to local law and may vary by jurisdiction.

Responsibilities

• AI-Native Development
• Independently uses appropriate artificial intelligence (AI) tools and practices across the software development lifecycle (SDLC) in a disciplined manner. Takes responsibility for the content of their AI-generated requirements, design documents, code, and other assets, assisting other members of the team to do the same. Uses SDLC and engineering health measures (e.g., Accelerate, SPACE framework, Engineering System Success Playbook [ESSP]) to improve processes and practices, especially those involving AI. Experiments with AI tools and practices to improve their own capabilities.
• Coding
• Reviews product code and test code to ensure it meets team standards, contains the correct test coverage, and is appropriate for the product or solution area. Brings insight to code reviews to help improve code quality, coaching and providing feedback to develop other engineers' skills. Conducts code reviews in a timely fashion that helps accelerate the pace of development on the team. Considers diagnosability, reliability, testability, and maintainability when reviewing code, and understands when code is ready to be shared or delivered. Applies and reviews for coding patterns, security risks, compliance issues, and best practices in code reviews, providing feedback on code to drive adherence to best practices. Uses automated source code analysis tools that are incorporated into the build/development process.
• Uses debugging tools, tests, logs, telemetry, and other methods to proactively verify assumptions while developing code before issues occur for products in production. Conducts incident retrospectives to identif