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Microsoft Corporation Logo Microsoft Corporation · IT - Software Development

Principal Software Engineer - Backend

India, Noida · Job Posted March 04, 2026
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Job Description

Do you want to work on a product that is used by millions of people around the world daily, and growing rapidly? Do you care deeply about how software is designed with a focus on supporting global scale? Do you want to be part of a world-class team that continuously pushes the boundary of service and engineering excellence? The Web Experience and Services Team is looking for a Principal Software Engineer who is passionate about working on high-scale geo-distributed services. These services power the infrastructure behind the Office web applications like Word, Excel, and PowerPoint, which are part of the Office 365 suite. We are gearing up to modernize our infrastructure and services to further push the limits of scalability and reliability. If you want hands-on experience in designing, building, and running global services in the M365 and Azure ecosystem – at a scale not often found in the industry - this is the role for you.

Job Responsibility

  • Build and operate services of the new globally scalable platform, defining new components with understanding of service interdependence and limitations
  • Influence and create new designs and architectures
  • Write code and test cases for feature development, do code reviews
  • Identifying opportunities to leveraging AI for making the organization more productive
  • Is able to identify new tech modernization opportunities, do quick POCs, showcase value and align partners on making it a successful platform / product
  • Work effectively with multiple product development and engineering teams
  • Work effectively with product development and engineering teams

Requirements

  • Bachelor's Degree in Computer Science or related technical field AND 12+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python
  • OR equivalent experience
  • Expertise in languages like C#, Java, Python, or JavaScript/TypeScript, and deep knowledge of performance, scalability, and software engineering best practices
  • 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

Nice to have

  • Experience with cloud platforms such as Azure, AWS, or Google Cloud
  • a strong interest in AI or related technologies
  • excellent communication and problem-solving skills
  • ability to work independently and in teams
  • enthusiasm for learning and sharing new technologies
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