Software Principal Engineer Jobs (Hybrid work)

Lead the development of Microsoft's critical security cloud platform as a Principal Software Engineer in Dublin. This role requires a Bachelor's in Computer Science, 6+ years of coding experience (C#, Java, Python, etc.), and strong technical leadership. You will design large-scale distributed se...

Lead the technical vision for Zalando's Partner Tech platform in Helsinki or Berlin. You will architect scalable AWS and Kubernetes systems using JVM languages, transforming Partner Lifecycle Management. Drive cross-team initiatives, mentor engineers, and enjoy a hybrid model with great benefits.

Lead Linux security projects as a Principal Software Engineer, tackling deep OS-level vulnerabilities. This role requires 15+ years of experience, expertise in Rust/Java/C/C++, and Linux kernel knowledge. Join a top technical team in Columbia, Morrisville, or Danbury, with high autonomy and a foc...

Join Azure AI Search Engineering Foundations as a Senior or Principal Software Engineer in Redmond. Transform how AI Search is built and operated at scale by improving developer tools, CI/CD, and validation frameworks. Leverage your cloud and secure coding expertise to turn engineering challenges...

Join Microsoft's Cloud & AI organization as a Principal Software Engineer - Security Architect in Redmond. You will provide vision and leadership for securing identity systems across the Microsoft estate. This role requires 8+ years of coding experience and involves hands-on design, architecture,...

Shape the future of AI inference at scale as a Principal Software Engineer in Microsoft's CoreAI team. Design and build high-performance, low-latency serving systems for leading LLMs like OpenAI and Mistral. This hands-on technical leadership role in Redmond drives innovation on Azure's foundatio...

Lead the AI-driven transformation of developer tools as a Principal Software Engineer in Redmond. Architect scalable systems and mentor teams to build next-gen M365 services. Requires 6+ years of experience with C++, C#, Java, or Python and a passion for AI innovation.

Lead a global team at the heart of Microsoft's licensing ecosystem in Redmond. Design and operate the core, high-scale services powering Microsoft 365 and Copilot activation. We seek an experienced engineering leader with 6+ years in coding (C#, Java, Python, etc.) and a proven track record in bu...

Lead application systems analysis and programming as a Principal Software Engineer (VP) in Pune. This senior role requires 10-16 years of expertise in Java, Python, RESTful APIs, Kafka, and cloud platforms (AWS/GCP). You will establish new systems, demonstrating leadership and project management ...

Lead data integration innovation on Microsoft's Azure platform in Hyderabad. This principal engineer role requires 12+ years' experience with C/C++/C#/Python and expertise in building reliable, large-scale data systems. You will architect solutions for products like Microsoft Fabric and Azure Dat...

Lead the architecture for Microsoft's next-generation Agent Cloud Platform in Hyderabad. This principal role requires 12+ years of experience in C++/C#/Java and designing large-scale distributed systems. You will drive strategy, service maturity, and enterprise-scale solutions for Dynamics 365 an...

Lead a high-performing engineering team securing Azure services within Sovereign clouds at Microsoft. This Redmond-based role requires a U.S. Top Secret clearance and expertise in languages like C++, C#, or Python. You will drive customer-focused security solutions, mentor talent, and shape a cul...

Join Microsoft's PowerPoint AI team in Redmond to shape the future of AI-powered visual storytelling. Lead the design of scalable backend services and complex AI features for Copilot and next-gen agents. This role requires 6+ years of backend engineering experience with C++, C#, or Python, focusi...

Lead the Microsoft Store app team in Redmond, driving AI innovation and client infrastructure. We seek a Principal Software Engineering Manager with expertise in C#, C++, and native Windows development. You will oversee full-stack solutions, mentor engineers, and shape a seamless global user expe...

Lead AI inference performance for OpenAI and leading LLMs at Microsoft. Optimize models on NVIDIA, AMD, and custom silicon to serve trillions of daily inferences. Drive Azure's AI capex goals with cutting-edge software tools in a collaborative team. Requires 6+ years in C++/Python and a backgroun...

Lead frontend development for Microsoft's Azure Data platform, building next-generation big data and AI analytics experiences. Utilize your expertise in JavaScript, TypeScript, and modern frameworks like React or Angular. This role offers the opportunity to shape world-class cloud services from m...

Lead the architecture and delivery of scalable platform services for Microsoft's Business & Industry Copilots in Redmond. Provide technical leadership on Copilot Studio, collaborating across Azure, M365, and Power Platform. Mentor engineers and drive engineering excellence with 8+ years of coding...

Lead AI performance optimization for OpenAI models at Microsoft. Drive inference efficiency across NVIDIA, AMD, and custom silicon in large-scale production. This senior role requires deep C++/Python expertise and offers technical leadership in a collaborative, cutting-edge environment.

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...