Site Reliability Engineer

Citadel Securities

Full-time London, England Engineers

Posted:

June 06, 2026

Location:

London, England, United Kingdom

Job Description

 
  Job Description 
 Responsibilities:  Candidates who have less than 3 years of experience should possess:  Good knowledge of UNIX/Linux command line.
 Good understanding of the usage of TCP/IP and UDP networking in applications.
 Basic understanding of network routing and troubleshooting.
 Basic experience in writing SQL database queries.
 Basic experience in Bash, Python or other scripting language.
  Candidates with 3+ years of experiences should possess:  First line support and root cause problem diagnosis within a real-time, distributed environment.
 Large-scale application and infrastructure capacity planning and deployment.
 Organizing application migrations and infrastructure upgrades.
 Behavioral Requirements: Clear ability to collaborate with multiple colleagues and lead brainstorming and other live troubleshooting sessions.
 Good verbal communication s...
                

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Job Overview

Job Type: Full-time

Location: London, United Kingdom

Posted: June 06, 2026

Deadline: July 16, 2026