Application Support Engineer (2nd Level)

Employer · Global Blue by Shift4

Help desk technicianSystem administratorData centre operatorFull-time

Budapest

Global Blue by Shift4 is the worldwide leader in Tax Free Shopping solutions. We connect shoppers, retailers, and brands across the globe, supporting more than 40 million transactions every year. As part of our Backoffice IT Operations team, you'll help ensure our business-critical applications remain reliable, stable, and available for customers worldwide.

Tasks

  • Provide 2nd level support for business-critical applications
  • Troubleshoot production issues using logs, dashboards, metrics, and monitoring tools
  • Investigate application, API, database, and messaging-related incidents
  • Support Kubernetes workloads and diagnose operational issues
  • Analyze RabbitMQ message flows, retries, queues, and failures
  • Perform SQL investigations, data validation, and troubleshooting
  • Participate in incident response and root cause analysis
  • Improve monitoring, alerting, and observability
  • Create and maintain support documentation, SOPs, and runbooks
  • Automate repetitive operational tasks using PowerShell and Bash
  • Work closely with Development, QA, DevOps, and Product teams
  • Support production releases and operational readiness activities
  • Participate in on-call support rotations when required

Conditions & benefits

Work for a global technology leaderCollaborative international teamCareer growth in a modern technology environmentFlexible and Agile ways of workingEmployee referral programTeam events and social activitiesOpportunities for continuous learning and development

Requirements

  • 5+ years of Application Support, Production Support, or IT Operations experience
  • Experience supporting production applications in a complex environment
  • Strong troubleshooting and analytical skills
  • Experience working within Agile teams
  • Good understanding of service management and incident management processes
  • Strong communication skills in English
  • PowerShell and Bash scripting
  • MSSQL and SQL troubleshooting
  • REST APIs and Postman
  • .NET application support and diagnostics
  • RabbitMQ troubleshooting
  • Splunk log analysis and dashboarding
  • Kubernetes fundamentals
  • CI/CD concepts and deployment troubleshooting
  • Jenkins or similar deployment tools
  • Jira, ServiceNow, Xurrent, or similar ticketing systems
  • Active Directory and Windows Server administration
  • Basic JavaScript and browser debugging tools

Posted Nov 2, 2026 · Updated yesterday · 0 views