Staff+ Application Security Engineer

New York, NY · Remote · full time · Staff

$320,000 – $485,000

Listed on Menlo Ventures Portfolio’s own careers site. You apply with them directly — we never stand between you and the employer.

What this role is

This role leads the design and operation of AI-powered security systems at Anthropic, using Claude to automate vulnerability detection and threat modeling while handling the judgment-layer decisions that machines cannot yet make. It suits experienced security engineers who enjoy building durable systems and can operate with high autonomy in novel problem domains where standard frameworks don't apply.

Our summary, not Menlo Ventures Portfolio’s wording. The full posting is on their site.

Skills this role names

What they ask for

Required

Hands-on application and infrastructure security experience in cloud and containerized environments
Production-quality coding in Python, Go, Rust, or TypeScript
Practical threat modeling and vulnerability identification from real systems
Ability to operate with high autonomy and ambiguity
Clear technical communication with engineers and leadership

Nice to have

7+ years in application security or security engineering
Active use of LLMs as a core work tool
Experience securing agentic systems, code execution, or LLM-integrated systems
Prior ownership of bug bounty or vulnerability management programs at scale
Background building security automation or developer-facing security tooling
Offensive security or penetration testing experience