Brex

Senior Application Security Engineer (Remote)

Brex
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2 months ago
Remote, WorldwideSenior
H1B Sponsor

Base Salary

$192k - $240k/yr

Responsibilities

  • Identify vulnerabilities, demonstrate their business impact, and communicate risk to support prioritization.
  • Perform penetration tests and design reviews to identify vulnerabilities and insecure designs.
  • Partner with engineering and product teams to design secure product features.
  • Build and maintain internal tools for security automation, SAST, DAST, and secure development practices.
  • Contribute to security excellence through technical leadership, learning sessions, and mentorship.
  • Help secure AI-driven and agentic features and systems.

Requirements

  • 5+ years of work experience in application security or a related role.
  • Ability to identify vulnerabilities in complex systems and demonstrate business impact through custom attack chains.
  • Experience with secure development activities including threat modeling, developer education, and incident response.
  • Knowledge of Python, scripting languages, and AI/agentic workflows for automation and tool building.
  • Strong written and verbal communication skills and a collaborative working style.
  • Preferred experience includes Kotlin, gRPC, GraphQL, Kubernetes, software engineering, web application security consulting, AWS and cloud environments, agentic feature security, open source or security community contributions, and bug bounty or responsible disclosure programs.

Benefits

  • Remote work arrangement.
  • Equity and other forms of compensation may be provided as part of the total compensation package, depending on the position offered.

Tech Stack

Categories

Brex

About Brex

1,001-5,000 employees

Brex is the intelligent finance platform built for speed and control, empowering founders and finance teams to spend smarter and move faster globally with intuitive corporate cards, banking, expenses, and travel. Over 35,000 companies run on Brex, including DoorDash, ServiceTitan, Wiz, and Five Guys. Brex LLC is a wholly owned subsidiary of Capital One, N.A.

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