Staff+ Application Security Engineer - M&A

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 security assessment and integration for Anthropic's acquisitions, combining M&A due diligence with ongoing application security work. It suits experienced AppSec engineers who enjoy rapid-fire codebase assessment under time pressure and want to build repeatable security processes at a high-growth AI company.

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 including cloud and containerized environments
Ability to rapidly assess unfamiliar codebases and produce clear prioritized risk assessments for non-security audiences
Production-quality coding in Python, Go, Rust, or TypeScript
Practical threat modeling and vulnerability identification skills
Ability to operate with high autonomy, ambiguity, and confidential context
Clear written and verbal communication across executives, legal, and engineering teams

Nice to have

7+ years in application security, security consulting, or security architecture
Prior M&A security due diligence or third-party security assessment experience
Experience scaling SAST/DAST, bug bounty, or vulnerability management across codebases
Track record of building security automation and tooling
Familiarity with using LLMs in security workflows
Experience securing agentic, code-execution, or LLM-integrated systems