Software Principal Engineer Jobs (Hybrid work)

Lead AI innovation for Microsoft's Dynamics 365 Contact Center as a Principal Software Engineer. Design and deploy scalable AI solutions, integrating LLMs and agentic systems on Azure. This Redmond-based role requires 6+ years of coding experience and deep expertise in GenAI. Build robust, produc...

Lead architectural innovation for AI and strategic initiatives at Microsoft. This hands-on Principal Engineer role strengthens platform resiliency and drives customer-focused solutions. Requires 6+ years of coding experience in C++, C#, Python, or Java. This position is based in the United States.

Lead a talented engineering team in Bangalore, developing innovative security solutions for Microsoft Defender for Endpoint on Linux. Leverage your 15+ years of software engineering experience and deep Linux expertise to protect servers worldwide. Drive product adoption, mentor engineers, and col...

Lead the development of cutting-edge, user-facing Generative AI features at Microsoft in Redmond. As a Principal Software Engineer, you'll own projects from concept to delivery, working with top brands to drive AI transformation. Requires 6+ years of experience, Python expertise, and a strong bac...

Lead the development of a groundbreaking, planet-scale multi-modal database for AI agents at Redmond. As a Principal Software Engineer, you'll architect reliable services using C++/C#/Java and Kubernetes (AKS/EKS/GKE). Drive operational excellence, ensure SLA compliance, and mentor a team in a fa...

Lead the transformation of Microsoft Cloud customers into fans as a Principal Software Engineer on the Azure CXP team. You will define SLOs, enhance system reliability, and leverage AI to automate operations. This role in Charlotte requires 6+ years of coding experience and expertise in cloud arc...

Lead the architecture of Microsoft's identity-optimized SASE platform as a Principal Software Engineer. This role requires 12+ years of C++ expertise, deep Windows kernel/driver, and low-level networking skills. You will design scalable, low-latency systems and mentor a team in Germany, shaping t...

Join Microsoft's Security Base team as a Principal Software Engineer. Develop the next-generation security fabric using C/C++/Rust in a systems programming role. Provide strategic leadership and hands-on coding to advance Microsoft's core protection stacks. This remote US position offers a chance...

Lead a high-impact engineering team at Microsoft's Noida office, shaping the future of OneDrive and SharePoint cloud services. You will manage a talented team, driving complex, full-stack projects at exabyte scale for millions of users. This role requires 12+ years of technical experience, strong...

Lead mobile security innovation as a Principal Software Engineer in Hyderabad. Design and deploy cutting-edge threat defense solutions for Android and iOS, impacting billions globally. Leverage your 12+ years of expertise to mentor teams and build scalable, secure software. Join Microsoft Defende...

Lead the evolution of Microsoft's core cloud services as a Principal Software Engineer for OneDrive & SharePoint. Design and deliver large-scale, distributed architectures that impact millions of users. This Redmond-based role requires 8+ years of experience in cloud-scale services, REST APIs, an...

Lead the development of a hyper-scale data ingestion service for Office 365 as a Principal Software Engineer. This role requires 6+ years of experience building distributed cloud services with expertise in C#/.NET or C++. You will design scalable systems, mentor engineers, and ensure the reliabil...

Lead the evolution of Microsoft Teams as a Principal Software Engineer. Design and maintain high-scale backend services using Azure and modern tech stacks like .NET Core. Drive AI innovation by integrating LLMs and generative AI to power Teams Copilot. Join a premier team in Mountain View, shapin...

Join our Tel Aviv team as a Principal Software Engineer to build core services for our Secure Service Edge (SSE) platform. You will develop cloud-native security features like DLP, CASB, and SWG using Go, C#, or Java. We seek an expert in microservices, Kubernetes, and cloud security protocols. E...

Join Juniper's innovative Wired Assurance team in San Jose. Develop cloud-native SaaS solutions using Python, Go, or Java within a microservices architecture. Tackle complex distributed systems challenges to bring AIOps and automation to enterprise networks. Enjoy a culture focused on health, pro...

Lead the design of cloud-scale distributed systems for HPE's premier Mist networking platform. Utilize your expertise in Python/Go, event-driven architectures (Kafka), and big-data technologies (Spark) to build highly scalable, fault-tolerant software. This senior role in San Jose offers a compre...

Join Hewlett Packard Enterprise as a Principal Software Engineer in San Jose. Design and develop scalable, cloud-based network software for the Mist platform using Python, Go, or Java. Leverage your expertise in distributed systems, Kafka, and Apache Spark to build innovative solutions. Enjoy a c...

Lead the architecture of our next-gen AI claims platform as a Principal Software Engineer in New York. You will design scalable systems handling millions of documents daily, leveraging LLMs and unstructured data. This role requires 10-15+ years of experience, expert Python skills, and a proven tr...

Lead our Applied AI initiatives as a Principal Software Engineer in Seattle. You will apply Generative AI and Agentic systems to solve high-impact business challenges at scale. This role requires deep expertise in LLMs, cloud services, and mentoring teams. We offer comprehensive benefits, flexibl...

Lead the design of intelligent search and recommendation systems at Highspot. This senior principal role requires 8+ years of expertise in ML, information retrieval, and large-scale platforms. Drive technical strategy, mentor engineers, and shape discovery for millions of users from our Seattle o...