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Barclays Logo Barclays · IT - Software Development

Application Support Engineer

United Kingdom, Knutsford Employment contract · Job Posted June 15, 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 business 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. Line management responsibilities will also be included as part of the day to day role where you will deputise and support the UK application support team.

Job Responsibility

  • Ensuring the stability, availability, and performance of critical business 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
  • Line management responsibilities
  • Deputising and supporting the UK application support team.

Requirements

  • Experience working with AWS technologies (EC2, DynamoDB, S3, ECS Clusters, Lambda).
  • Experience in Application Support.
  • Hands-on experience with SQL / Oracle scripting and with Unix / Linux commands and shell scripting.

Nice to have

  • Experience in API support.
  • Basic understanding of DevOps and deployment tools like (Jenkins, CICD, Chef or similar).
  • ITIL certification and a B.Tech / BE.

What we offer

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