Principal Software Engineer

ServiceNow•Santa Clara, CA

About The Position

About the Team: The Interfaces and AI Engineering team is at the heart of ServiceNow's platform innovation, focused on shaping the future of user experience. We build and maintain core frameworks for in-product AI experiences, including cutting-edge agentic and generative AI capabilities, that empower our customers to work more effectively and create more value. The Opportunity: Principal Software Engineer We're looking for a Principal Software Engineer to join our team. In this highly technical, hands-on role, you'll be a key driver in defining and implementing the next generation of our user experience and AI frameworks. You'll lead significant projects that integrate AI with our core platform, tackling challenges from framework selection and design to large-scale migration and implementation. This is a unique opportunity to directly impact the platform used by millions of users worldwide and to pioneer new ways of working with AI.

Requirements

Experience in leveraging or critically thinking about how to integrate AI into work processes, decision-making, or problem-solving. This may include using AI-powered tools, automating workflows, analyzing AI-driven insights, or exploring AI's potential impact on the function or industry.
Extensive experience as a senior or principal-level software engineer, with a strong background in front-end and platform engineering.
Proven track record of leading major, cross-functional technical projects from conception to launch.
A strong sense of ownership and a relentless customer focus, with a passion for creating exceptional user experiences.
A growth mindset and a passion for staying on top of new technologies and industry trends.
Excellent communication skills and the ability to articulate complex technical concepts to both technical and non-technical audiences.
Deep experience in getting the most out of AI Productivity tools such as Windsurf, Cursor, and MCP.
10+ years of experience with front-end JavaScript frameworks (e.g., React, Lit, Angular) and building high-scale front-end applications.
Deep and broad hands-on experience with AI/ML systems, particularly in the areas of generative AI, large language models, or agentic systems.

Responsibilities

Lead the architecture, design, and development of our core user experience frameworks, ensuring they are scalable, performant, and future-proof.
Drive major initiatives related to the integration of generative and agentic AI into our product interfaces.
Evaluate, select, and champion new technologies and frameworks, including orchestrating large-scale platform migrations.
Leverage AI in the product development process, using best-in-class and cutting-edge AI tools such as Cursor, Windsurf, and MCP.
Mentor and guide other engineers, fostering a culture of technical excellence and innovation.
Collaborate with product managers, designers, and other engineering teams to translate complex requirements into elegant, effective solutions.
Champion engineering best practices, including code quality, testing, and system reliability.