Principal AI Software Engineer Jobs

Principal Software Engineer, Security AI – Mountain View. Design and build AI-powered services securing Microsoft’s cloud at scale. Leverage LLMs, RAG, and knowledge graphs to create intelligent security workflows. Requires 6+ years coding in Python/C++ and expertise in AI/ML systems. Join a team...

Principal Software Engineer sought for Microsoft AI Search in Redmond. Drive technical direction for AI-powered image search, integrating LLMs and multimodal AI to deliver intelligent visual experiences at global scale. Requires 6+ years coding in C++, Python, or Java with a Bachelor's in CS. Own...

Principal Software Engineer role on the Azure AI Translation & Language team in Redmond. You will lead the design of large-scale distributed systems and platform architecture powering global AI translation services. Requires a BS in CS and 6+ years of software development experience with C, C++, ...

Principal Software Engineer sought for Cloud Network & AI Security in Santa Clara. Leverage expertise in C, Python, Go, and low-level Linux systems to design virtualization features across Azure, AWS, and GCP. Requires deep knowledge of network security (stateful firewall, DPDK, XDP) and cloud ar...

Principal AI Software Engineer, SVP role in London. Architect scalable backend systems for advanced AI tools, leveraging expert Python, FastAPI, and Generative AI frameworks like LangChain. Requires deep ML knowledge and full lifecycle ownership. C++ expertise is a bonus. Benefits include 27+ day...

Principal Software Engineer (AI/Agentic Developer Productivity) – Redmond, WA. Build the agentic engineering platform powering all of Microsoft. Requires 6+ years coding in C++, Python, or Java, plus expertise in Agent SDKs, LLMs, LangChain, and RAG. Drive AI-first development, mentor engineers, ...

Principal Software Engineer in Test (Automation & AI) sought for Palo Alto Networks in Santa Clara, CA. Drive AI-assisted test automation using LLMs (Claude, Gemini) and Python. Lead backend/frontend automation with Playwright, build CI/CD pipelines, and leverage Kubernetes on AWS/Azure/GCP. Requ...

Principal AI Software Engineer at AMD in San Jose, US. Drive hardware-software co-design for next-gen GPU architectures and AI/ML software stacks. Lead performance engineering for large-scale models (LLMs, Diffusion) and collaborate with top hyperscalers. Join a culture of innovation to shape the...

Principal Software Engineer – Edge AI role in Herzliya, Israel. Lead architecture and system design for AI on managed hardware, optimizing for connected/disconnected operations. Requires 10+ years of software engineering, K8S expertise, and deep AI stack knowledge. Drive high-impact technical out...

Principal AI Software Engineer sought by AMD to lead OneROCm software stack innovation across Instinct, Radeon, and Ryzen platforms. This hands-on role requires deep expertise in GPU architectures, AI/ML full-stack development, and hardware/software co-design. Drive next-gen products in San Jose,...

Lead full-stack AI innovation at Microsoft in Hyderabad. This principal role requires 15+ years' experience building commercial software with C#, .NET, Python, and Azure PaaS. You will architect enterprise solutions, integrate AI/Copilot features, and mentor a team using React and microservices. ...

Lead the development of an AI-first, next-generation business application in Redmond. As a Principal Software Engineer, you will design and ship end-to-end AI capabilities, from LLM services to intelligent UX. Requires 6+ years of coding experience (C#, Java, Python, etc.) and a passion for build...

Lead the architecture of cutting-edge cybersecurity solutions as a Principal Software Engineer at Microsoft's Israel R&D center. Design and build large-scale, resilient cloud services using Kubernetes and modern cloud-native technologies. This senior role in Tel Aviv/Herzliya requires 12+ years o...

Lead the technical vision for AI-powered learning experiences at Babbel in Berlin. As a Principal Fullstack Engineer, you'll architect scalable systems using TypeScript/AWS and integrate AI into core workflows. Drive impact across teams by setting standards, improving reliability, and exploring L...

Lead the development of Citi's enterprise Generative AI platforms in Pune. As a Principal Engineer, you'll architect scalable, secure systems using Golang and Kubernetes. This role demands deep expertise in AI/ML, high-throughput design, and shaping the bank's strategic technical direction.

Join Microsoft's Core AI team in Redmond to build the foundational Observability platform for next-gen AI applications. As a Senior or Principal Software Engineer, you'll design and deliver large-scale AI services for monitoring and optimizing agent performance. This role requires strong coding s...

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...