About Finix
Finix is building the global operating system for fintech, starting with payments. From startups to publicly traded companies, Finix processes tens of billions of dollars annually both in-store and online. Finix was founded in 2015 and is headquartered in San Francisco.
To date Finix has raised over $200M, including a $75M Series C led by Acrew Capital and Lightspeed Venture Partners and backed by American Express Ventures, Bain Capital Ventures, Homebrew, Inspired Capital, Visa, and others
About the Role:
The Engineering organization at Finix owns the delivery and stability of our product end-to-end. As a Security Engineer, you will be responsible for the secure design, implementation, and operation of Finix’s cloud and corporate environments. You will work closely with Engineering, Information Security, Compliance, and IT.
This is an in-office position based in our San Francisco office.
You Will:
Partner with Engineering on secure design and implementation of new features
Secure our AWS infrastructure and workstations, and lead security incident response
Coordinate pentests, vulnerability scanning, and the bug bounty program: triage findings, lead fixes, and drive remediation with engineering
Secure our CI/CD pipelines and software supply chain
Own PCI architecture with engineering, including scoping, data handling, and secure SDLC
Support HSM operations, key exchanges, and key injections
Build and maintain controls for PCI DSS, SOC 2, and other regulations
Support audit fieldwork and customer security questionnaires
Secure internal AI tooling and set guardrails for AI use across the company
You Have:
5+ years in security engineering, preferably in cloud-native fintech or payments
Development experience in Java
Strong AWS experience, including security services and infrastructure
Hands-on vulnerability remediation experience
Incident response experience
Clear written and verbal communication, including presenting findings and recommendations to technical and non-technical audiences
Working knowledge of PCI DSS and other regulatory frameworks
Cryptography and key management experience
Nice to Have:
AWS Security Specialty, CISSP, or similar certification
Bug bounty and hands-on pentest experience
CI/CD pipeline experience
Infrastructure as code experience (Terraform)
Experience with IAM and identity providers such as Okta
Experience with CrowdStrike, Palo Alto Prisma Access, or Sonatype Nexus
