Senior Security Engineer

WorldQuant develops and deploys systematic financial strategies across a broad range of asset classes and global markets. We seek to produce high-quality predictive signals (alphas) through our proprietary research platform to employ financial strategies focused on market inefficiencies. Our teams work collaboratively to drive the production of alphas and financial strategies – the foundation of a balanced, global investment platform.

WorldQuant is built on a culture that pairs academic sensibility with accountability for results. Employees are encouraged to think openly about problems, balancing intellectualism and practicality. Excellent ideas come from anyone, anywhere. Employees are encouraged to challenge conventional thinking and possess an attitude of continuous improvement.

Our goal is to hire the best and the brightest. We value intellectual horsepower first and foremost, and people who demonstrate an outstanding talent. There is no roadmap to future success, so we need people who can help us build it.

Technologists at WorldQuant research, design, code, test and deploy firmwide platforms and tooling while working collaboratively with researchers and portfolio managers. Our environment is relaxed yet intellectually driven. We seek people who think in code and are motivated by being around like-minded people.

The Role: We are seeking a diligent and driven application security engineer with strong hands-on technical skills, proven problem solving ability and excellent communication skills. As an application security engineer at WorldQuant you will work closely with our technologists, researchers and portfolio managers to define application security best practices, perform software architecture and design reviews, conduct white box security testing, and support the identification, interpretation, and remediation of vulnerabilities across a variety of applications, programming languages, and platforms.

Responsibilities (including but not limited to):

• Develop new tools to assist developers and users to perform their work securely and more efficiently
• Operate and manage WorldQuant’s secrets and authentication management tool instances
• Develop tooling for continuous audit, code analysis and other security analysis activities
• Provide support for existing Application Security team products.
• Develop new features for existing Application Security team products, such as OIDC IDPs, Workload Identity tools, CA infrastructure and Cloud assessment tools - includes both proprietary and deeply integrated third party tools
• Develop management tools and provide support for foundational components such as Kerberos, SSH, SSL and more.
  
  

What you'll bring:

• Degree in a technical or quantitative discipline from a top tier University
• Solid understanding of UNIX security.
• Knowledge of industry standard tools beneficial - (eg gitlab, nix, redhat linux, claude, jira, etc)
• Strong programming experience, preferably in python or rust.
• Experience operating security infrastructure, developing integrations of security products.
• Ability to communicate and design solutions related to security from first principles.
• Experience with Linux, Kerberos, SSL, SSH and Active Directory
• Experience with agentic development
• Strong verbal and written communication skills in English
  
  

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