Software Engineer, Principal Jobs

Join a rapidly growing AI startup as a Principal Software Engineer. Design and deliver production-grade systems where intelligent agents operate at scale. We seek 10+ years of backend expertise (Python/Go) and hands-on AI agent experience. Enjoy a fully remote role in the UK with competitive pay ...

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 ...

Seeking a Principal Software Engineer in Bedford to support critical Command, Control, and Battle Management (C3BM) programs. This role requires a Top Secret/SCI clearance, 20+ years of experience, and expertise in the full DoD software development lifecycle. Join our team to develop resilient sy...

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 Azure AI Search team in Redmond, shaping the developer experience for global-scale AI capabilities. You will manage a high-performing engineering team, turning ambiguous needs into reliable product features. This role requires strong technical leadership and people management experience ...

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 AI-driven innovation in data protection as a Principal Software Engineer at Microsoft. Design scalable systems using C#, Java, or Python in Redmond. Mentor teams and shape technical strategy for M365's cutting-edge security solutions. A background check is required.

Lead software development and digital transformation as a Principal Engineer at PepsiCo. This Plano/Purchase-based role requires 8+ years of experience, expertise in Java, SpringBoot, and cloud-native distributed systems. You will architect high-scale solutions, guide engineering teams, and shape...

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. Leverage your expertise in .NET Core and Agile to improve clinical outcomes. Enjoy a supportive...

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 engineering teams for mission-critical Azure services within Microsoft's specialized, regulated cloud environments. This Principal Manager role requires a U.S. Top Secret/SCI clearance and combines deep technical leadership with end-to-end service accountability. Guide your team in developin...

Lead the development of a cutting-edge Data Security Platform as a Principal Software Engineer in Santa Clara. This role requires 10+ years of UI expertise with React, TypeScript, and cloud-native tech (AWS/GCP, Kubernetes). You will architect scalable solutions, ensure production stability, and ...

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 development of next-gen network security components for cutting-edge firewalls at Palo Alto Networks. This Bengaluru-based role requires 10+ years of C programming expertise on Unix/Linux, deep knowledge of TCP/IP, DPDK, and L2-L4 protocols. Architect scalable packet processing solutions...

Lead security innovation for Microsoft Edge as a Principal Software Engineer in Redmond. Develop durable, self-healing architectures to protect users from novel threats, including agentic browsing. Utilize your expertise in C++, Rust, or Python to drive permanent solutions without compromising pe...