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      Citadel Securities

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      SRE Engineer Interview

      25 Mar 2026
      Anonymous interview candidate
      No offer
      Positive experience
      Average interview

      Application

      I interviewed at Citadel Securities

      Interview

      3 rounds of interviews, not difficult but you have to have lots of application development experience in python and shell. They are very kind and nice. ask you how to triage and investigate on incident and your application development experience.

      Interview questions [1]

      Question 1

      process file and data cleaning with python
      Answer question

      Other SRE Engineer interview reviews for Citadel Securities

      SRE Engineer Interview

      4 Mar 2024
      Anonymous interview candidate
      Declined offer
      Positive experience
      Average interview

      Application

      I applied through a recruiter. The process took 2 weeks. I interviewed at Citadel Securities in Jan 2024

      Interview

      talk directly to current teammate. got asked about system design and how to prioritize batch job monitoring. 2 coding questions to implement some simple data struc, one is pure iteration one is reduce it to log n complexity

      Interview questions [1]

      Question 1

      given a text log, format the data and find the peak value
      1 Answer

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