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Application Support Engineer

United Kingdom, Knutsford · Job Posted June 28, 2026
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Job Description

Join us as an Application Support Engineer at Barclays, where you will play a key role in ensuring the stability, availability, and performance of critical payments applications. The role will include monitoring and supporting business-critical applications, investigating, and resolving production incidents in line with ITIL processes, and working with engineering teams to improve application reliability, performance, and operational resilience. You will also leverage monitoring and observability tools to proactively identify issues and minimise service disruption.

Job Responsibility

  • Ensuring the stability, availability, and performance of critical payments applications
  • Monitoring and supporting business-critical applications
  • Investigating, and resolving production incidents in line with ITIL processes
  • Working with engineering teams to improve application reliability, performance, and operational resilience
  • Leveraging monitoring and observability tools to proactively identify issues and minimise service disruption

Requirements

  • The ability to write and decode simple to moderate SQL queries
  • The ability to navigate, write and execute basic to moderate Unix commands and Shell scripting
  • Experience in using ITRS/APPD/Observe

Nice to have

  • The ability to use AI tools to simplify repetitive tasks
  • End-to-end SME knowledge about Payments
  • Troubleshooting mindset

What we offer

  • Competitive holiday allowance
  • Life assurance
  • Private medical care
  • Pension contribution

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