Software Engineer, Principal Jobs

Lead the Business Enablement engineering team at Xbox, managing a global team building core business systems, CRM platforms, and data pipelines. Drive technical strategy and operational excellence for the essential publishing platform for game creators. This role requires strong people management...

Lead the Package Ingestion & Distribution team at Xbox, managing a team of engineers building high-throughput, global backend systems. You will drive the technical strategy for the pipeline that processes, certifies, and delivers game packages to millions. This role requires expertise in distribu...

Lead the Azure PostgreSQL team in Belgrade, building globally scalable cloud database services. This role requires 8+ years in software engineering, strong technical leadership, and full-stack development expertise. You will drive product design and architecture for a market-leading, open-source ...

Lead the architecture of Baxter's innovative cloud-based medical IoT platform in Bengaluru. You'll design scalable software for connected devices and data analytics, ensuring compliance with IEC 62304. This senior role requires expertise in .NET Core, Agile, and full lifecycle development. We off...

Join Microsoft's Azure Data team in Bangalore as a Principal Software Engineer. Design and develop cutting-edge database systems, leveraging deep expertise in C/C++/Rust and distributed cloud architectures. Lead innovation in storage, query optimization, and hybrid execution for the AI-era data p...

Lead a core backend engineering team for Microsoft Teams in Bangalore, building scalable, distributed services that power feeds and notifications for millions. This principal manager role requires 12+ years of experience in large-scale services, cloud architecture, and technical leadership. You w...

Lead complex software solutions as a Principal Engineer at PNC. Design high-transaction APIs and microservices using Java, Kafka, and Kubernetes in an Agile environment. This role offers a hybrid model in multiple U.S. locations with comprehensive benefits, including health coverage and 401(k) ma...

Lead the future of enterprise AI as a Principal Software Engineer on Microsoft's Turing Team. Design and build the core infrastructure powering the Microsoft 365 Copilot, impacting millions globally. This role requires 6+ years of experience in C++, C#, Python, or similar, with a focus on scalabl...

Lead a world-class engineering team in Redmond, developing real-time cybersecurity solutions for over 1B devices. This role requires hands-on technical leadership in architecture and coding (C++, Python, etc.), plus 6+ years of experience in full product lifecycle. You will mentor top talent, fos...

Lead the technical vision for AI-powered shopping experiences in Microsoft Copilot. As a Principal Engineer, you will architect full-stack solutions, drive end-to-end execution, and set high standards for frontend quality and reliability. This senior leadership role is based in Vancouver, Canada,...

Lead the technical strategy for AI-first services within Microsoft's Power BI platform. This Principal Software Engineer role in Redmond requires 6+ years of experience in languages like C# or Python. You will architect complex systems, write secure code, and drive engineering excellence for the ...

Lead the fight against advanced email threats as a Principal Software Engineer in Hyderabad. Architect and build post-breach security systems and Agentic AI platforms for Microsoft Defender for Office. Leverage your 8+ years of experience in distributed systems and cloud services to innovate and ...

Lead full-stack development for Microsoft Security in Redmond, shaping a safer digital world. This principal role requires 6+ years' expertise in C#, Java, Python, or similar, building scalable, secure cloud solutions. You will architect critical systems, mentor engineers, and define best practic...

Lead the architecture of Microsoft's high-scale Experimentation Platform (ExP) in CoreAI, enabling trustworthy A/B testing for AI-driven applications. This senior role in Redmond requires 6+ years of coding experience (C++, Python, etc.) and expertise in building scalable, resilient systems. You ...

Lead the development of AI-driven offensive security services at Microsoft. As a Principal Software Engineer, you'll build generative AI and agentic systems to automate red team engagements. Leverage your expertise in software engineering and attacker TTPs to create cutting-edge tools. This role ...

Lead a high-impact engineering team at Microsoft in Redmond, focusing on Windows client, update, and reliability. You will set technical direction, drive operational excellence, and develop engineers through coaching and career guidance. Requires a technical degree, 6+ years of coding experience,...

Lead the development of AI-powered employee self-service extensibility in Bangalore. This hands-on Principal Manager role requires 10+ years of coding experience and 6+ years leading distributed teams. You will architect high-scale systems for Microsoft Copilot Studio and BizChat, enabling seamle...

Join our Santa Clara team as a Principal Full-Stack Engineer. Develop our industry-leading Cloud Data Loss Prevention (DLP) product using Java, microservices, and GCP/AWS. We seek an expert with 8+ years' backend experience to build scalable, secure systems in an Agile environment. Collaborate on...

Lead the development of next-gen security solutions as a Principal Full Stack Engineer in Pune. Design and build scalable microservices and advanced UIs using ReactJS, TypeScript, and Go/Python/Java. Leverage cloud-native tech (AWS, K8s) to handle massive datasets and protect our digital way of l...

Lead the frontier of AI-native, agentic development at OneDrive. This hands-on Principal Architect role shapes how engineering teams design, build, and ship software across web, backend, and mobile. You'll need 8+ years of experience with AI agents and LLMs, delivering quality at scale. Join us i...