Hong Kong, Hong Kong SAR, Hong Kong

Application Support - Trading Systems

 Job Description:

About the Role

We are seeking an experienced EQD Key System Support Engineer to support and enhance our FO–MO (Front Office – Middle Office) ecosystem running on related in-house systems. This role involves ongoing production support, monitoring, issue troubleshooting, and implementing enhancements and improvements across the core trading engine and surrounding in-house components.

Key Responsibilities

  • Provide 24x7 or defined shift support (as applicable) for the EQD Key System and associated in-house systems.
  • Perform monitoring of application and system health; investigate and resolve incidents in production.
  • Troubleshoot issues across:
    • Calypso platform components
    • In-house services interfacing
    • Underlying OS/network/system behavior
  • Implement enhancements and improvements for FO–MO workflows and downstream integrations.
  • Support user base by investigating production issues impacting functional flows.
  • Work closely with internal stakeholders to gather requirements and deliver improvements.
  • Maintain operational documentation and support runbooks, escalation procedures, and knowledge base.
  • Participate in root cause analysis (RCA) and prevent recurrence through corrective actions.

Required Skills 

1) Linux & Command Line

  • Strong hands-on experience with Linux environments
  • Proficiency using command line tools, process/network troubleshooting, logs, permissions, and file management
  • Ability to understand system behavior and troubleshoot issues using Linux utilities

2) Scripting (Bash / Python)

  • Practical experience with scripting for automation and troubleshooting
  • Strong knowledge of Bash scripting; Python experience is a plus
  • Ability to write/modify scripts for log parsing, operational tasks, job automation, and investigation support

3) SQL

  • Solid understanding of SQL for data validation and troubleshooting
  • Ability to write queries to investigate trade data, system states, message flows, or database inconsistencies
  Required Skills:

Permissions Data Data Validation Support Database Escalation ROOT Root Cause Analysis Utilities Investigation Trading Analysis Corrective Actions Bash Validation Components Automation Linux Troubleshooting Documentation SQL Python Management