Staff AppSec Engineer — Secure Cloud, Scale Products

Code Red Partners; San Francisco (CA); Hybrid; USD 235,000 - 275,000; Full time

Job summary

A leading recruitment firm is seeking a Staff Product Security Engineer for a FinTech company in San Francisco. This is a foundational role within a small, high-impact security organization. Responsibilities include advocating for security best practices, leading secure code reviews, and mentoring team members. The ideal candidate will have 8-10+ years of experience in AppSec and strong coding proficiency.

Qualifications

• 8-10+ years of experience in AppSec and/or Product Security.
• Ability to read/write and reason in production-level code.
• Ability to commute hybrid (3x/week) to downtown SF.

Responsibilities

• Educate and advocate for security architecture best practices.
• Own application security E2E as a hands-on, build-focused engineer.
• Lead secure code reviews, threat modeling, and architecture-level risk assessments.
• Build tooling and automation to scale AppSec across the org.
• Manage 3rd-party security reviews and pentesting.
• Mentor and grow into a Tech Lead role for the AppSec and Security team.

Skills

Experience in AppSec and/or Product Security

Strong coding proficiency

Hands-on familiarity with cloud platforms (GCP or AWS)

Experience in fast-paced startup environments

Clear communicator

CS degree or related STEM field

Education

CS degree or related STEM field

Job description

A leading recruitment firm is seeking a Staff Product Security Engineer for a FinTech company in San Francisco. This is a foundational role within a small, high-impact security organization. Responsibilities include advocating for security best practices, leading secure code reviews, and mentoring team members. The ideal candidate will have 8-10+ years of experience in AppSec and strong coding proficiency.