Software Engineer, Principal Jobs (On-site work)

Join Microsoft Ads in Bangalore as a Principal Software Engineer. Design and build robust, real-time data pipelines and feature materialization systems using Flink/Spark and Kafka. Own SLOs for large-scale, latency-sensitive platforms powering ML models, requiring strong C++/C#/Python skills and ...

Lead AI security initiatives for Microsoft Edge in Redmond. This principal engineering role requires deep expertise in AI/LLM security, threat research, and practical mitigation coding. You'll provide technical leadership on complex safety scenarios and browser-integrated AI defenses. A collabora...

Lead the identity strategy for Microsoft's consumer Copilot, ensuring secure and seamless authentication across all platforms. This principal engineering role requires deep expertise in identity systems and cross-platform delivery. Join a core team in Redmond to build the trusted foundation for p...

Lead the future of data platforms at Microsoft Azure in Redmond. As a Principal Software Engineer, you'll architect core database systems like Azure SQL DB and Cosmos DB, focusing on scalability and AI-driven innovation. Mentor a talented team while shaping the infrastructure powering a new class...

Lead the evolution of Bing's core web data platform in Beijing. Design and build massive-scale distributed systems that process billions of documents daily. Utilize your deep expertise in distributed systems and languages like C++/Java/Python to power critical AI and search experiences. This role...

Lead the development of Microsoft AI's core personalization data infrastructure. As a Principal Software Engineer, you will architect scalable distributed systems and APIs that power adaptive, context-aware experiences for Copilot. This role in Redmond demands expertise in cloud services, OSS dat...

Lead high-impact database innovations at Microsoft's Bangalore center. This Principal Software Engineer role requires 12+ years in C/C++/C#/Java/Python and expertise in database/OS internals or hardware. You will drive product performance, collaborate globally, and shape cloud deployments for wor...

Lead the technical vision as a Principal Software Engineer in Bangalore. Design and build scalable, secure distributed systems using .NET Core and modern APIs. Drive architectural decisions for our next-generation platform with a focus on SOAR components and event-driven technologies. Enjoy compr...

Lead the development of next-generation SASE and SD-WAN security solutions. This principal role in San Jose (hybrid) requires deep expertise in C/C++, networking (IPSec/VPN), and data path development. Architect and optimize high-performance platforms for on-prem and cloud environments, leveragin...

Join Baxter as a Senior Principal Software Quality Engineer in Raleigh. Ensure high-quality, safe software and medical device development within a regulated environment. Leverage 8+ years of experience in medical devices and knowledge of standards like IEC 62304. Enjoy comprehensive benefits, pro...

Lead the design of scalable software systems as a Principal Software Engineer in Pune or Bangalore. This role requires 12+ years' expertise in architecture, cloud technologies, and mentoring teams. We offer stock options, comprehensive benefits, and a culture focused on growth and wellness.

Lead the next generation of the T-Mobile Android app as a Principal Engineer. Utilize your 7+ years of expertise in Kotlin, Jetpack Compose, and scalable architecture (VIPER/MVVM) to build for millions. Enjoy a top-tier Total Rewards package with stock grants and comprehensive benefits in key US ...

Lead the development of high-scale Kubernetes storage systems for Atlassian's Managed Search platform in Sydney. You will design, operate, and automate stateful applications on AWS, ensuring reliability and reducing TCO. This role requires deep expertise in Kubernetes, Java/Kotlin, and operationa...

Lead cloud security innovation at HPE in Tel Aviv as a Principal Software Engineer. Leverage 10-15 years of expertise in software design and a security-first mindset to align technology with business goals. Drive cutting-edge solutions in edge-to-cloud technologies within a culture of inclusion a...

Lead innovation at HPE Hybrid Cloud as a Principal Software Engineer in Bangalore. Design and develop complex data path services for storage products using C++ and Kubernetes. A 10+ year background in storage stack and performance engineering is essential. Join a team valuing inclusion, professio...

Lead the innovation of HPE's next-gen Green Lake cloud platform as a Principal Engineer in Bangalore. This senior role requires 15-20 years of expertise in storage software development, system programming in C/C++, and delivering V1 products. You will set the technology direction for object, file...

Lead the development of our Secure Service Edge (SSE) platform as a Principal Software Engineer in Tel Aviv. You will build cloud-native security services using Go, C#, or Java, focusing on DLP, CASB, and threat intelligence. This role requires deep expertise in microservices, Kubernetes, and cor...

Lead test architecture and automation for a cutting-edge cloud platform in Aguadilla. This senior role requires 10+ years' QA expertise, deep cloud knowledge (AWS/Azure/GCP), and strong coding in Python/Java/Go. Design automation frameworks, conduct non-functional testing, and ensure quality in a...

Seeking a Principal Software Engineer for an onsite role in Annapolis Junction. Prototype and develop novel solutions using TypeScript, React, Java, and Spring Boot in a dynamic, mission-driven environment. This role requires a polygraph and offers the freedom to choose the right tools for critic...

Lead the design of our global logistics platform as a Principal Software Engineer in Hoboken, NJ. You will architect scalable microservices using Scala, Kubernetes, and AWS to handle millions of transactions. This role requires 7+ years of experience building large-scale distributed systems. Driv...