Staff Application Security Engineer

Gemini

Staff Application Security Engineer at Gemini focusing on application security and AI-driven tooling for secure development practices. Collaborating with senior engineering leadership to enhance security measures.

Posted 7/21/2026full-timeNew York City • Florida, New York • 🇺🇸 United StatesLead💰 $168,000 - $240,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in application security, including threat modeling, secure code reviews, and penetration testing, while effectively communicating and collaborating across cross-functional teams. Proficient in designing and implementing security controls in regulated environments, with a strong focus on reducing application security risks.

Highest-signal resume keywords

Application Security Best PracticesThreat ModelingPenetration TestingCode Review Proficiency in Scala, Java, GoCross-Functional Communication

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Threat ModelingSecure Code ReviewPenetration TestingApplication Security ControlsScalaJavaGoPythonCode ReviewVulnerability Assessment

Soft Skills

Cross-Functional CollaborationCommunication

Industry Keywords

Financial ServicesFintechCryptoRegulated EnvironmentsOWASP Top 10

Tech Stack

Tools & technologies

GoJavaPythonScalaSDLC

About the role

Key responsibilities & impact

Own and evolve the Gemini Secure Software Development Lifecycle guardrails as an application security subject matter expert
Lead architecture reviews, threat modeling, code reviews, and penetration testing for high-risk applications and services
Design and build AI agents throughout the SDLC for automated threat modeling during design, AI-driven secure code generation and review, and reducing AppSec toil
Create and deliver hands-on application security training to enable engineers at scale
Participate in the Application Security on-call rotation and lead post-incident hardening

Requirements

What you’ll need

Proven ability to perform design reviews, threat modeling, secure code reviews, and penetration testing with an attacker mindset
Strong background in application security best practices and familiarity with common vulnerabilities (e.g. SSRF, race conditions, privilege escalations, etc.)
Deep code review proficiency in Scala, Java, Go or other common languages, plus hands-on experience in at least Python, Go, or similar for building. Comfortable reviewing production services written in other languages
Experience implementing custom detection and prevention application security controls to eliminate application security issues beyond OWASP Top 10
Familiarity with highly regulated environments (financial services, fintech, crypto, or equivalent) and ability to understand business objectives, business context, and security risk
Strong cross-functional communication and collaboration (Security, Engineering, and Product)
Typically 7-10+ years of experience or equivalent impact in application security, product security, or similar roles

Benefits

Comp & perks

Competitive starting pay
A discretionary annual bonus
Long-term incentive in the form of a new hire equity grant
Comprehensive health plans
401K with company matching
Paid Parental Leave
Flexible time off