Hiring: Software Engineer, AI Product Security Company: Notion Location: San Francisco, CA Job Posted Time: 2026-09-15 11:04:47 Target Skills & Keywords : Encryption, Notion, Product Strategy, SaaS About the job Experience: •10+ years of experience designing, building, or securing complex software systems, and you are comfortable working in production code with product and platform engineers. Required Skills: •This role is based in San Francisco. We work from our offices on Mondays, Tuesdays and Thursdays (our Anchor Days) because we do our best thinking and building together in person. We’re looking for someone who’s excited to work alongside the team during those days. •Define and build security architecture for product surfaces that operate across customer workspace content, including tool execution, content writes, retrieval, permission checks, provenance, and auditability. •Make the secure path the easy path for product teams by shipping reusable libraries, review patterns, test fixtures, and guardrails that prevent classes of vulnerabilities. •Build automated red-team and regression testing for risks such as prompt injection, indirect instruction following, data exfiltration, tool misuse, cross-tenant leakage, and unsafe workspace mutations. •Translate threat models for new product surfaces into concrete engineering requirements, production checks, and launch criteria. •Use production signals, incident learnings, and targeted experiments to harden Notion over time, then feed those learnings back into architecture and developer workflows. •Help define the security bar for how engineers use coding agents, MCP-enabled tools, hooks, and internal automation without introducing new risk. •Secure software engineering craft: You have 8-10+ years of experience designing, building, or securing complex software systems, and you are comfortable working in production code with product and platform engineers. Compensation: •$270,000 - $340,000 / year •Notion is committed to providing highly competitive cash compensation, equity, and benefits Interested candidates, please apply directly through the job posting on company's career page or try via AI auto apply on this platform. Don't miss this opportunity to join a forward-thinking team!