# Citadel
Citadel is an American hedge fund and financial services company specializing in investment management and market making.
[Website](https://citadel.com)
**HQ:** Miami, Florida, United States
**Founded:** 1990
Canonical: https://scaleengineer.com/companies/citadel
## Interview guides

- [Software Engineer — Software Engineer](https://scaleengineer.com/interviews/citadel/l1-software-engineer)
- [Software Engineering Manager — Software Engineering Manager](https://scaleengineer.com/interviews/citadel/l1-software-engineering-manager)
- [Software Engineer — Software Engineer](https://scaleengineer.com/interviews/citadel/l2-software-engineer)
- [Software Engineering Manager — Software Engineering Manager](https://scaleengineer.com/interviews/citadel/l2-software-engineering-manager)
- [Software Engineer — Software Engineer](https://scaleengineer.com/interviews/citadel/l3-software-engineer)
- [Software Engineering Manager — Software Engineering Manager](https://scaleengineer.com/interviews/citadel/l3-software-engineering-manager)
- [Software Engineering Manager — Software Engineering Manager](https://scaleengineer.com/interviews/citadel/l4-software-engineering-manager)
- [Software Engineer — Software Engineer](https://scaleengineer.com/interviews/citadel/l4-software-engineer)
- [Software Engineer — Software Engineer](https://scaleengineer.com/interviews/citadel/l5-software-engineer)
- [Software Engineering Manager — Software Engineering Manager](https://scaleengineer.com/interviews/citadel/l5-software-engineering-manager)