Senior Security Engineer - AI-Driven App Security

JobCubby; Hinoba-an; Hybrid; PHP 1,200,000 - 2,000,000; Full time

Benefits offered by this job

Competitive compensation

ESPP (Employee Stock Purchase Plan)

Global induction program

Wellbeing programs

Job summary

Flywire is seeking a Senior Security Engineer I, Application Security, to bridge robust defense with rapid innovation in a hybrid, global setting. You will design AI-driven security workflows, lead advanced threat modeling, and mentor teams to strengthen security across our payment platforms and AI-enabled apps.

With 5+ years in application security, you will partner with engineering to implement automated controls and ensure secure SDLC practices while staying ahead of emerging AI-specific

Qualifications

• 5+ years in Application Security or equivalent.
• Experience with web app pentesting and vulnerability research.
• Automation-first mindset with AI workflows.
• Familiarity with OAuth2, SAML, and SSO implementations.

Responsibilities

• Design and deploy AI-driven security review workflows.
• Lead secure design reviews and threat modeling for payment systems and AI apps.
• Collaborate with Security and Engineering teams to address issues.
• Perform deep-dive source code audits and live app testing on high-risk features.
• Contribute to automated security controls across the SDLC.
• Mentor junior engineers and product teams on security best practices.

Skills

Security engineering

AI & LLM proficiency

Prompt engineering

Threat modeling

Cross-functional collaboration

Education

Bachelor's degree in CS or related field

Tools

Claude

LLM APIs

SAST/DAST/SCA tools

GitLab CI

Docker

Job description

Flywire is seeking a Senior Security Engineer I, Application Security, to bridge robust defense with rapid innovation in a hybrid, global setting. You will design AI-driven security workflows, lead advanced threat modeling, and mentor teams to strengthen security across our payment platforms and AI-enabled apps.

With 5+ years in application security, you will partner with engineering to implement automated controls and ensure secure SDLC practices while staying ahead of emerging AI-specific