Squads
Senior Security Engineer, Product & Infrastructure
Remote | North America or Europe. Posted a month ago
The role
You will own product and infrastructure security across Squads. This includes performing code reviews, leading threat modeling, and managing the full lifecycle of vulnerabilities.
What you will do
- Join product and engineering calls as the security reviewer
- Lead threat modeling and security design reviews
- Perform hands-on secure code review across backend services, APIs, frontends, and Solana programs
- Own the full lifecycle for findings from audits, pentests, code scanning, and bug bounty
- Set severity and SLA standards
- Run bug bounty intake and coordinate with audit partners
- Tune and extend SAST, dependency, secrets, and container scanning in CI/CD
- Review IAM, network controls, encryption, and secrets management across cloud environments
- Assess internal AI tools, MCP integrations, and agents access in production
- Define product security standards, review checklists, and developer guidance
Required qualifications
- 8+ years in product security, application security, or security engineering, built on a software engineering foundation
- Ownership of threat modeling and architecture review for complex financial or distributed systems
- Track record of finding critical, non-obvious vulnerabilities in large production codebases (TypeScript, Rust, Go, or Python)
- Experience building and running a vulnerability management program or bug bounty end to end
- Deep expertise in IAM, secrets management, network controls, and container security on AWS or a comparable provider
- Strong written communication
- Judgment to work independently
Nice to have
- Experience reviewing Solana programs (Rust/Anchor)
- Working at an audit firm
- Cryptography and key management (HSMs, MPC, PKI)
- Offensive testing across web and mobile
- Red teaming AI systems
- Supporting SOC 2 from the product side
About the company
Squads is a financial technology company building products and APIs for the stablecoin economy. Their products include Squads Multisig, Altitude, and Fuse.