Software Engineer, Principal Jobs (Hybrid work)

Lead the design of scalable AI agent platforms within Microsoft's Copilot Studio in Redmond. This Principal Software Engineer role requires 6+ years of experience in C#, Java, Python, or similar. You will drive architecture for Digital Workers, collaborating across Azure and Power Platform teams ...

Lead the design of multi-tenant enterprise platforms for Microsoft's Dynamics 365 suite in Redmond. This principal role requires 6+ years of coding expertise in C#, Java, or Python. Drive product improvements and automate solutions within a leading SaaS environment, collaborating on innovative bu...

Lead the future of AI-powered search as a Principal Software Engineer at Microsoft Azure AI in Redmond. Shape end-to-end developer experiences for Azure AI Search, turning ambiguous needs into scalable, reliable features. Leverage 6+ years of cloud service expertise and technical leadership to dr...

Lead the development of Azure Container Apps as a Principal Software Engineer in Shanghai. This role requires 8+ years of coding experience (C#, Java, Python, etc.) and 5+ years in technical leadership. You will design high-quality, scalable systems and set engineering standards for a globally im...

Principal Full Stack Software Engineer sought for Fixed Income Technology’s Trading Services team in Merrimack, NH. You will design and develop scalable solutions using Java, SpringBoot, Angular, and Kafka while collaborating with UX and architecture teams. This role requires 10+ years of experie...

Principal Python Software Engineer sought for Fidelity Private Shares in Fidelity Labs. This hands-on role involves developing, testing, and supporting a platform for the startup ecosystem. Requires expertise in Python, CI/CD, and mentoring engineering talent. Join us in Westlake, TX, Jersey City...

Lead the architecture of cloud-native ETL and data synchronization services for the iTwin platform. This hands-on Principal Engineer role requires deep expertise in Azure, Kubernetes, microservices, and distributed systems. You will define technical direction for scalable, resilient workflows in ...

Lead the design of a next-generation, global-scale Real-Time Communications platform in Redmond. Utilize your expertise in Rust, C++, and Kubernetes to build high-performance distributed systems. This senior role demands 10+ years of experience in shipping reliable, containerized services. Shape ...

Lead a high-caliber engineering team in Noida, India, revolutionizing the Windows experience for billions. We seek a Principal Manager with 12+ years of coding expertise (C, C++, C#, etc.) and proven leadership in shipping complex software. Drive architecture, foster excellence, and shape the fut...

Join Fidelity Investments as a Principal Software Engineer in Merrimack. Leverage your 12+ years of Java, Spring, and REST API expertise to build innovative cloud capabilities on Azure. Collaborate within an agile team passionate about engineering excellence, CI/CD, and cutting-edge technology.

Lead the future of AI development tooling at Microsoft in Redmond. As a Principal Software Engineer, you'll architect scalable frameworks for AI agent lifecycle, leveraging Azure and generative AI. Mentor global teams and shape developer experiences used by millions worldwide. Requires 6+ years o...

Lead full-stack AI innovation at Microsoft in Hyderabad. This principal role requires 15+ years' experience building commercial software with C#, .NET, Python, and Azure PaaS. You will architect enterprise solutions, integrate AI/Copilot features, and mentor a team using React and microservices. ...

Lead the Data in Transit strategy for Xbox Platform in Redmond. This principal role requires 12+ years of experience building high-scale data systems and 7+ years in people management. You will drive AI scenarios, ensure security for billions of daily events, and foster a self-service engineering...

Lead the future of data and AI at Microsoft Azure in Vancouver. As a Principal Software Engineer, you'll design and build mission-critical data services like Fabric and Cosmos DB. Leverage 6+ years of expertise in C++, C#, or Java to solve complex problems and mentor a talented team. Shape the da...

Lead quantitative software development for investment solutions in Boston. Utilize Python, Java, and AWS to build full-stack analytical platforms, applying advanced statistics and machine learning. Enjoy top-tier benefits including comprehensive healthcare, retirement plans, and generous PTO.

Join Microsoft's Azure Data team in Vancouver as a Principal Software Engineer. Build the foundational platform for the AI era, working on products like Microsoft Fabric and Azure Synapse. Design highly available, scalable services using C#, Java, Python, or similar. Mentor engineers and drive ex...

Join Fidelity as a Principal Software Engineer in Jersey City. Design and develop high-volume regulatory reporting platforms using KDB+, Java, and Python. Lead agile teams, build resilient APIs, and enjoy top benefits like comprehensive healthcare and generous PTO.

Lead the development of a cutting-edge AI chip simulation platform at Microsoft in Redmond. This principal role requires deep expertise in C++/Python systems programming and collaboration across hardware and AI research teams. You will design and deliver critical simulator tools for next-generati...

Lead the SOLD Simplification initiative as a Principal Software Engineer at Barclays in Pune. Drive technical excellence using Java, Spring Boot, and modern stacks to migrate legacy platforms. Mentor teams and shape strategy while enjoying competitive benefits like private medical care and pension.

Lead the architecture for Microsoft Copilot's core user experience. As a Principal Software Engineer in Redmond, you'll define scalable front-end systems using React/TypeScript, ensuring intelligent and integrated UX across Teams, Outlook, and Office. Drive performance, mentor engineers, and shap...