Software Engineer, Principal United States Jobs

Seeking a Principal Software Engineer with an active TS/SCI/Full Scope Polygraph. This role in Annapolis Junction, MD requires expertise in Java, Linux, Bash/Python, and Apache NiFi for designing and troubleshooting complex data flows. A Master's degree plus 10 years of SWE experience is required...

Lead a team building data pipelines and ML models to secure over a billion customers. This Principal Manager role in Redmond requires 6+ years of coding experience and a background in Computer Science. You will guide AI integration across the SDLC and foster a data-driven security culture.

Lead the architectural vision and modernization of Enterprise Content Management platforms at a major bank. Design scalable, cloud-ready ECM solutions using expertise in CMOD, Alfresco, and cloud-native technologies. Drive migration strategies and API-first services in a role offering flexible U....

Lead full-stack development for innovative banking solutions as a Principal Engineer. This role requires deep expertise in Angular, TypeScript, and Spring Boot Java to build microfrontends and scalable microservices. Enjoy competitive benefits and flexible work arrangements in key US locations. D...

Join our Layer-7 Security Software team as a Principal Engineer in Santa Clara. You will innovate and own critical components of our Next-Generation Firewall, using C and cloud technologies. Develop high-performance, scalable security features that power our flagship products. A can-do attitude a...

Lead the evolution of our global financial data extraction platform as a Principal Software Engineer. Design and scale reliable systems that process diverse filings using AI and deterministic methods. Your mission is to architect trustworthy, automated solutions to reduce manual dependency. This ...

Join Microsoft's Azure Data team to build the next-generation database cloud services powering the AI era. As a Principal Software Engineer, you will develop and operate large-scale distributed systems for Azure MySQL. This role in Redmond requires strong coding skills and experience with cloud s...

Lead automation strategy for Microsoft's high-performance cloud infrastructure. Define standards and roadmaps for HPC and Azure platform integrations. This senior role requires deep coding expertise and leadership to build and mentor a team. Based in Mountain View, it offers impact at a global sc...

Lead the development of Azure's high-performance Lustre file system, the foundation for AI storage. This principal engineer role in Pittsburgh involves end-to-end platform delivery, performance optimization, and solving complex technical challenges. Requires 6+ years of coding experience in C/C++...

Join Microsoft's Edge Core AI team as a Principal Software Engineer in Redmond. Lead the development of flagship Copilot experiences using React and modern C++/C#. Drive innovation at the intersection of AI and browser technology for hundreds of millions of users. This high-profile role requires ...

Join our team to build a planet-scale, multi-modal database and AI-integrated infrastructure for LLMs. We seek Senior and Principal Software Engineers with 4-6+ years of experience in C++, C#, or Java, and expertise in Kubernetes, scalable services, and live site operations. This role in Redmond ...

Lead the Sentinel Enterprise Readiness team as a Principal Software Engineer Manager in Redmond. You will architect critical security platforms, including RBAC and Customer-Managed Keys, for hyperscale cloud services. This role requires 6+ years of coding experience and 2+ years managing a team o...

Lead the architecture for Azure AI's core infrastructure as a Principal Software Engineer in Redmond. You will design and build large-scale, distributed systems powering advanced search and knowledge services for LLMs. This role requires deep expertise in C#/C++/Java/Python and cloud-based distri...

Lead Microsoft's security mission as a Principal Software Engineer in Redmond. Design and build critical authentication and authorization systems using .NET, Rust, Java, and more. This role requires 6+ years of experience in secure software development and a passion for creating a safer digital w...

Join our Layer-7 Security team in Santa Clara as a Sr Principal Software Engineer. Innovate and design new security features for next-generation firewalls using C/C++. We seek a collaborative leader with deep networking and security protocol knowledge. Enjoy FLEXBenefits, stock units, and a bonus.

Join Microsoft Discovery in Redmond as a Principal Software Engineer. You will architect a transformative AI-driven platform to accelerate scientific R&D. Lead the build of scalable distributed systems, mentor engineers, and integrate cutting-edge AI technologies. Requires 6+ years of software de...

Join Microsoft Azure's SONiC team as a Principal Software Engineer. You will develop core switch software and distributed systems for cloud datacenters, tackling challenges like next-gen 100G-1.6T support. This role requires 6+ years in C/C++/Python and TCP/IP networking, with open-source (SONiC,...

Lead the evolution of Microsoft's core cloud services as a Principal Software Engineer in Redmond. Design and deliver large-scale systems for OneDrive/SharePoint, focusing on migration, performance, and business continuity. Utilize your deep expertise in C#, Java, or Python to build resilient inf...