Principal Software Engineer

Overview Are you passionate about building Enterprise applications leading with AI? Are you interested in working for one of the most impactful and emerging areas in Microsoft, and passionate in advancing Microsoft’s Cloud Solutions, AI strategy, full stack engineering, Security, Dataverse & D365? Are you interested in a technology start-up like environment, working with highly energetic team, and passionate about working on latest technologies (Azure, AI, Microservices, React, Data, Power Platform and related technologies) to solve critical business problems? Do you want to be part of the journey to build world-class Engineering team for one of largest corporates in the world? If so, then look no further than the Commercial Sales Experiences (CSX) Engineering Team! Be part of a team dedicated to innovation and at the forefront of AI-Led engineering. As a Principal Software Engineer, you will lead the end-to-end software development lifecycle, including requirement gathering, architecture, application and database design, development, testing, and deployment. You will build AI-infused applications, Agentic Solutions and Copilots, enhancing user experience and productivity, fostering creativity, and turning ideas into strategic solutions. All this while enforcing engineering best practices to ensure high-quality, scalable, and secure solutions. Commercial Sales Experiences organization is part of Microsoft Commercial Business (MCB) responsible for all systems and tools to drive Cloud and AI Solutions to help customers realize value for their investments, by supporting Microsoft Field and Corp resources with programmatic and scalable assets. Commercial Sales Experiences Engineering team is responsible for driving and building apps and engineering solutions to enable key seller roles across MCB. Commercial Sales Experiences is looking for a full stack Software Engineer to join us to drive and deliver innovative and world-class solutions. In this role, you will be responsible for multiple products in Commercial Sales Experiences platform and solutions and deliver state-of-the-art experiences for our users. We are highly energetic team driving direct impact to our customers and Microsoft. We are proud of our diverse culture, and our developers are empowered to innovate. If you have an eye for building impactful apps & solutions in agile environment, this is a great opportunity for you to have an impact on Microsoft’s mission to enable our customers to achieve digital transformation through successful adoption of Microsoft Cloud solutions. Responsibilities Technical Leadership and Engineering Excellence : Lead the end-to-end software development lifecycle, including requirement gathering, architecture, application and database design, development, testing, and deployment, while enforcing engineering best practices to ensure high-quality, scalable, and secure solutions. Leverage AI and develop Copilot features within the application to enhance user experience and productivity. Solution Design and Architecture : Develop resilient solution designs that adhere to architectural best practices, security by design, and business goals, guiding the team in selecting optimal technologies and design patterns for sustainable and high-performing systems. Mentorship and Team Development: Mentor team members through code reviews and design feedback, promoting skill growth, inclusion, and a collaborative culture that contributes to both individual and team success. Collaboration and Cross-Team Partnership : Foster collaboration with Microsoft product teams, program managers, and user experience (UX) designers to manage dependencies, share knowledge, and jointly deliver updates to enhance engineering capabilities. Quality Assurance : Establish and enforce best practices in coding, testing, and documentation to ensure high standards for code quality, performance, and service reliability. Site Reliability : Support and maintain existing services & integrations with LOB applications across the enterprise. Continuous Improvement and Innovation : Identify and implement opportunities for automation, process optimization, and technical innovation, contributing to a culture of continuous improvement within the team. Planning and Communication: Participate actively in sprint and semester planning, provide accurate cost estimates, and maintain transparent communication on deliverables, risks, and milestones. Demonstrated ability to harness next-generation AI development tools like GitHub Copilot, Copilot CLI/SDK, Claude CLI, or equivalents to transform the SDLC by building agents, plugins, skills, and MCP servers that drive automation and engineering excellence at scale. Experience building applications and intelligent agents using ASP.NET and Azure AI technologies (including Azure AI Foundry), or equivalent frameworks, to deliver AI-powered solutions. Experience with AI/ML concepts and integration into agent workflows. Qualifications Required/minimum qualifications Bachelor'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 equivalent experience. Preferred • 8+ years of experience as a software engineer building commercial software and proven track record of shipping successful software products & services. • 8+ years of experience in cloud development principles and patterns, particularly loosely coupled architectures and micro-services, DevOps model. • 5+ years of experience in leading, managing, and driving technical and architectural dependencies. • Technical skills should include proficiency in C#, .NET, JavaScript/TypeScript, React  or equivalent languages/frameworks. • Hands-on experience in app development using AI Technologies, ASP.NET, Azure PaaS services like Web apps, Function Apps, Service Bus, Event Hub, REST API, SQL and NoSQL. • Experience working in agile teams or startup environments with strong customer focus. • Excellent communication skills and ability to collaborate in a multi-disciplinary team consisting of Software Engineers, Program Managers, and Data Scientists. • Business acumen and customer focus to understand customer scenarios and translate them as product/solution requirements. • Experience with software development tools such as source control systems (GIT), automated build systems (CICD), software validation systems, project tracking, and lifecycle management systems. • Development experience with cloud platforms such as Microsoft Azure, including SQL, CosmosDB, ADF and front-end frameworks such as React or equivalent. • Practical experience building analytic applications leveraging data science models and applied AI is added advantage. • Ability to be influential and impactful in cross-group and matrixed team environments. • Lead a talented and motivated team in a supportive and collaborative environment. 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.