Senior Security Engineer
Core
Design, build, and maintain application security infrastructure and tooling to protect WorldQuant's systematic financial strategies and proprietary research platforms.
Role type
Senior Application Security Engineer (Infrastructure & Tooling)
Builds
Security tooling for continuous audit, code analysis, secrets management, and identity infrastructure (OIDC, Workload Identity, CA).
Domain
Fintech / Systematic Trading / Application Security
Deliverable
production ML models | infrastructure
Required skills
UNIX security, Python, Rust, Linux, Kerberos, SSL, SSH, Active Directory, agentic development, security architecture design
Preferred skills
GitLab, Nix, Red Hat Linux, Jira, Claude
Technologies
GitLab, Nix, Red Hat Linux, Jira, Claude, OIDC, CA infrastructure
Responsibilities
Develop tools to assist developers in performing work securely; Operate and manage secrets and authentication management tool instances; Develop tooling for continuous audit and code analysis; Develop new features for existing security products; Provide support for foundational components like Kerberos, SSH, and SSL.
Seniority
Senior, hands-on IC