CrawlJobs Logo

Filters

Location
Salary
Clear all filters

Principal Software Engineer United States Jobs

467 Job Offers

Principal Software Engineer - ADEM Agent (Client/Endpoint Focus)
Save Icon
Lead the architectural vision for the ADEM Agent as a Principal Software Engineer. Design and build high-performance, resource-efficient endpoint software for Windows, macOS, and Linux using Rust/Go. Tackle complex challenges in scale and security for a global client base from Santa Clara.
Location Icon
Location
United States , Santa Clara
Salary Icon
Salary
147000.00 - 237500.00 USD / Year
paloaltonetworks.it Logo
Palo Alto Networks Italia
Expiration Date
Until further notice
Software Engineer, Principal
Save Icon
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...
Location Icon
Location
United States , Bedford
Salary Icon
Salary
120506.00 - 145000.00 USD / Year
dcscorp.com Logo
DCS Corporation
Expiration Date
Until further notice
Senior Software Engineer and Principal Software Engineer - Power Point AI Team
Save Icon
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...
Location Icon
Location
United States , Redmond
Salary Icon
Salary
119800.00 - 234700.00 USD / Year
https://www.microsoft.com/ Logo
Microsoft Corporation
Expiration Date
Until further notice
Principal Software Engineer Manager
Save Icon
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...
Location Icon
Location
United States , Redmond
Salary Icon
Salary
139900.00 - 274800.00 USD / Year
https://www.microsoft.com/ Logo
Microsoft Corporation
Expiration Date
Until further notice
Principal Software Engineer - Performance
Save Icon
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...
Location Icon
Location
United States , Mountain View
Salary Icon
Salary
139900.00 - 274800.00 USD / Year
https://www.microsoft.com/ Logo
Microsoft Corporation
Expiration Date
Until further notice
Principal Software Engineer
Save Icon
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.
Location Icon
Location
United States , Redmond
Salary Icon
Salary
139900.00 - 274800.00 USD / Year
https://www.microsoft.com/ Logo
Microsoft Corporation
Expiration Date
Until further notice
Principal Software Engineer
Save Icon
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...
Location Icon
Location
United States , Plano; Purchase
Salary Icon
Salary
127500.00 - 221800.00 USD / Year
pepsico.com Logo
Pepsico
Expiration Date
Until further notice
Principal Software Engineer Manager
Save Icon
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...
Location Icon
Location
United States , Reston
Salary Icon
Salary
139900.00 - 274800.00 USD / Year
https://www.microsoft.com/ Logo
Microsoft Corporation
Expiration Date
Until further notice
Principal Software Engineer
Save Icon
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 ...
Location Icon
Location
United States , Santa Clara
Salary Icon
Salary
147000.00 - 237500.00 USD / Year
paloaltonetworks.it Logo
Palo Alto Networks Italia
Expiration Date
Until further notice
Principal Software Engineer
Save Icon
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...
Location Icon
Location
United States , Redmond
Salary Icon
Salary
163000.00 - 296400.00 USD / Year
https://www.microsoft.com/ Logo
Microsoft Corporation
Expiration Date
Until further notice
Principal Software Engineer - System Optimization
Save Icon
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.
Location Icon
Location
United States , Mountain View
Salary Icon
Salary
139900.00 - 274800.00 USD / Year
https://www.microsoft.com/ Logo
Microsoft Corporation
Expiration Date
Until further notice
Principal Software Engineer
Save Icon
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...
Location Icon
Location
United States , Redmond
Salary Icon
Salary
139900.00 - 274800.00 USD / Year
https://www.microsoft.com/ Logo
Microsoft Corporation
Expiration Date
Until further notice
Principal Software Engineer
Save Icon
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...
Location Icon
Location
United States , Redmond
Salary Icon
Salary
139900.00 - 274800.00 USD / Year
https://www.microsoft.com/ Logo
Microsoft Corporation
Expiration Date
Until further notice
Principal Software Engineer - Power BI
Save Icon
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 ...
Location Icon
Location
United States , Redmond
Salary Icon
Salary
139900.00 - 274800.00 USD / Year
https://www.microsoft.com/ Logo
Microsoft Corporation
Expiration Date
Until further notice
Principal Software Engineer, Full Stack
Save Icon
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...
Location Icon
Location
United States , Redmond
Salary Icon
Salary
139900.00 - 274800.00 USD / Year
https://www.microsoft.com/ Logo
Microsoft Corporation
Expiration Date
Until further notice
Principal Software Engineer, Experimentation Platform - CoreAI
Save Icon
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 ...
Location Icon
Location
United States , Redmond
Salary Icon
Salary
139900.00 - 274800.00 USD / Year
https://www.microsoft.com/ Logo
Microsoft Corporation
Expiration Date
Until further notice
Principal Software Engineer - Red Team
Save Icon
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 ...
Location Icon
Location
United States , Multiple Locations
Salary Icon
Salary
139900.00 - 274800.00 USD / Year
https://www.microsoft.com/ Logo
Microsoft Corporation
Expiration Date
Until further notice
Principal Engineer Software (Full-Stack)
Save Icon
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...
Location Icon
Location
United States , Santa Clara
Salary Icon
Salary
147000.00 - 237500.00 USD / Year
paloaltonetworks.com Logo
Palo Alto Networks
Expiration Date
Until further notice
Principal Software Engineer - Backend
Save Icon
Join Microsoft's AI organization as a Principal Backend Software Engineer. Develop next-generation shopping capabilities for Copilot and Browsers using your expertise in high-throughput systems. This role in Redmond requires 8+ years of experience with C++, C#, Java, or Python. Lead design, mento...
Location Icon
Location
United States , Redmond
Salary Icon
Salary
139900.00 - 274800.00 USD / Year
https://www.microsoft.com/ Logo
Microsoft Corporation
Expiration Date
Until further notice
Principal Software Engineer, CoreAI
Save Icon
Join Microsoft's CoreAI team to build the AI infrastructure powering Azure's innovation. As a Principal Software Engineer, you'll develop scalable training systems for frontier LLMs and agentic models. This role requires 6+ years of coding experience in C++, Python, or similar. Collaborate in a f...
Location Icon
Location
United States , Multiple Locations
Salary Icon
Salary
139900.00 - 274800.00 USD / Year
https://www.microsoft.com/ Logo
Microsoft Corporation
Expiration Date
Until further notice

About the Principal Software Engineer role

Explore the pinnacle of a technical career with Principal Software Engineer jobs. This senior-level role represents the apex of individual contributor tracks, where technical mastery converges with strategic leadership. A Principal Software Engineer is not just a senior coder; they are the visionary architects and technical pillars of an organization, responsible for setting long-term technological direction and solving the most complex, large-scale challenges. Their work ensures that engineering efforts align with overarching business goals, creating robust, scalable, and future-proof systems.

Professionals in these roles typically shoulder a broad and impactful set of responsibilities. Central to their function is leading the architectural vision for major systems or entire platforms. They define the technical standards, select core technologies, and make critical decisions on system design with a focus on scalability, reliability, security, and performance. A significant part of their day involves deep collaboration, not only mentoring senior and junior engineers but also partnering with product managers, senior management, and other stakeholders to shape the technology roadmap. They are often the go-to experts for de-risking projects, conducting proof-of-concepts for new technologies, and providing technical guidance across multiple teams. Furthermore, they champion engineering excellence by driving initiatives around agile methodologies, CI/CD pipelines, DevOps practices, and robust quality assurance.

The typical skill set for a Principal Software Engineer is extensive and deep. A common requirement is 10+ years of progressive experience in software development, demonstrating a proven track record of designing, delivering, and maintaining complex, consumer-facing or enterprise-level systems. Expertise in modern technology stacks is essential, often including proficiency in languages like Java, Kotlin, C#, Python, or Go, and familiarity with front-end frameworks like React or Angular. A deep, practical understanding of distributed systems, cloud-native architectures (on platforms like AWS, Azure, or GCP), and containerization technologies like Docker and Kubernetes is standard. They are expected to be experts in API design, data modeling, and often, event-driven architectures using tools like Kafka. Beyond pure technical acumen, exceptional soft skills are non-negotiable. This includes superior communication abilities to articulate complex technical concepts to diverse audiences, strong leadership and mentorship capabilities, and outstanding analytical and problem-solving skills. While a Bachelor's degree in Computer Science is common, equivalent industry experience is often highly valued.

Ultimately, Principal Software Engineer jobs are for those who want to leave a lasting imprint on a company's technology. They are the strategic thinkers and technical pioneers who build the foundations upon which products and services thrive, making them one of the most critical and respected roles in the technology industry. If you are ready to guide technical strategy and mentor the next generation of engineers, exploring Principal Software Engineer jobs is your next career step.