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Senior/Software Engineer II - Backend

Microsoft

Microsoft

Software Engineering
Redmond, WA, USA
USD 100,600-199k / year
Posted on Feb 25, 2026
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Overview
Security represents the most critical priorities for our customers in a world awash in digital threats, regulatory scrutiny, and estate complexity. Microsoft Security aspires to make the world a safer place for all. We want to reshape security and empower every user, customer, and developer with a security cloud that protects them with end to end, simplified solutions. The Microsoft Security organization accelerates Microsoft’s mission and bold ambitions to ensure that our company and industry is securing digital technology platforms, devices, and clouds in our customers’ heterogeneous environments, as well as ensuring the security of our own internal estate. Our culture is centered on embracing a growth mindset, a theme of inspiring excellence, and encouraging teams and leaders to bring their best each day. In doing so, we create life-changing innovations that impact billions of lives around the world.
The Security Copilot team builds and operates the core agent‑orchestration and AI‑driven capabilities that power Microsoft’s next‑generation security experiences. We are looking for Senior/Software Engineer II's to join our team! These roles are centered on designing and scaling agentic services, developing robust orchestration layers that interface seamlessly with LLMs, and driving technical excellence across partner integrations to enable high‑performance, reliable agent‑based workflows. This position plays a critical part in evolving the platform’s architecture, ensuring responsiveness, reliability, and secure execution at scale while collaborating closely with cross‑functional engineering, product, and partner teams to deliver efficient, customer‑centric agentic applications.
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.


Responsibilities
  • Development of our enterprise-based platform, ensuring scalability, reliability, and performance.
  • Collaborate with cross-functional teams to define technical requirements and drive the implementation of innovative solutions that are required for Microsoft Security services to deliver copilot experiences.
  • Implement best practices for model evaluation, and deployment in production environments.
  • Collaborate with product management to prioritize features and roadmap initiatives based on customer needs and market trends.
  • Ensure adherence to coding standards, software quality, and best practices for software development lifecycle management.
  • Empower thousands of engineers to leverage the extensibility framework through the creation of framework learning and maintenance processes.
  • Develop the material needed to empower others to build on top of Copilot for Security Platform.


Qualifications

Required Qualifications:

  • Bachelor’s degree in Computer Science or related technical field and 2+ years of 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.

Preferred Qualifications:

  • Hands‑on experience implementing software features with proficiency in project programming languages, tools, and frameworks, delivering engineering tasks with minimum guidance.
  • Ability to identify, debug, and resolve issues independently within owned code areas, supported by understanding of architecture for components you own.
  • Practical experience following software development best practices - coding, testing, debugging, documentation - and contributing reliably to team deliverables.
  • 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.


By applying for this role, you will be considered for multiple openings across different teams within the Security Copilot organization.



Software Engineering IC3 - The typical base pay range for this role across the U.S. is USD $100,600 - $199,000 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 $131,400 - $215,400 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 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 $158,400 - $258,000 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


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.

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