Application Support Engineer

3 days ago

Singapore Unison Group Full time $60,000 - $120,000 per year

Key Responsibilities:

  • Provide Level 2/Level 3 support for AMH (Alliance Messaging Hub) and related payment systems.
  • Monitor message flows and application performance; proactively identify and resolve issues to minimize downtime.
  • Perform daily health checks, system monitoring, and operational validations for AMH components.
  • Troubleshoot and resolve SWIFTNet, XML, FIN, and ISO20022 message-related incidents.
  • Analyze application logs, identify root causes, and perform system restarts or configuration changes as required.
  • Deploy patches, hotfixes, and configuration updates in coordination with release and infrastructure teams.
  • Support incident management, problem management, and change management processes adhering to ITIL standards.
  • Liaise with internal stakeholders (business operations, developers, infrastructure) for issue resolution and improvements.
  • Maintain up-to-date documentation on system configurations, incident resolutions, and operational procedures.
  • Participate in weekend or after-hours support rotation when required (production support model).
Requirements
  • 3+ years of hands-on experience in application support (L2/L3) for financial or payment systems.
  • Strong experience with AMH (Alliance Messaging Hub) and SWIFTNet operations.
  • Good understanding of SWIFT messaging standards — FIN, XML, ISO20022, and related schemas.
  • Proficiency in Linux/Unix environments — scripting (Shell, Bash, etc.) and log analysis.
  • Experience in troubleshooting application and integration issues in payment or messaging systems.
  • Familiarity with change management, incident, and problem management processes (ITIL framework).
  • Strong analytical and problem-solving skills, attention to detail, and ability to work under pressure.
  • Excellent communication skills and ability to work effectively with cross-functional teams.

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