Senior Application Support Engineer

  • DXC Technology Inc.
  • Reading, Berkshire
  • 08/06/2026
Full time Information Technology Telecommunications SQL CRM

Job Description

Job Description: Location: Hybrid - Reading area (3-4 days on site per week). Type: Full-time, Permanent. Clearance: High Level Clearance required.

The Senior Application Support Engineer Role

We are looking for a motivated Senior Application Support Engineer to join our technical team to provide Application Support to a major client for DXC. This role requires a strong understanding of applications support and will involve optimizing system performance, resolving complex production bugs, and mentoring junior staff.

Responsibilities
  • Perform early morning checks to ensure applications are healthy before the users log in.
  • Monitor, diagnose and resolve technical issues related to Windows desktop and server-based applications.
  • Own, troubleshoot, and resolve complex 2nd and 3rd line technical issues within agreed SLAs.
  • Plan and execute application upgrades, security patching, and impact analysis across Production and Non-Production environments.
  • Implement monitoring and continual service improvement to reduce ticket volume and optimize system reliability.
  • Provide guidance, training, and technical coaching to junior analysts.
  • Investigate Windows Event Viewer and application log analysis to identify root causes of application errors.
  • Create and update how-to guides and knowledge base articles for common fixes and internal processes.
  • Collaborate closely with other application engineers in the team and liaise with the client on a regular basis.
  • Work with the applications team to identify and implement continual service improvement activities.
Key Skills
  • 5 or more years of experience in application support, systems administration, or IT service desk environment.
  • Advanced analytical problem solving and root cause analysis.
  • Capability to thrive in high pressure, live production environments.
  • Excellent communication skills and the ability to work in a team oriented environment.
  • Microsoft certifications (e.g., Azure Fundamentals/Administrator), ITIL foundation, or vendor specific CRM/ERP certifications are desirable.
  • Understanding of ServiceNow or related ITSM tool; Windows based applications experience.
  • Advanced SQL skills in SQL Server and knowledge of SSRS.
  • Active Directory.
  • Understanding of operating systems, cloud platforms and basic programming integrations.
  • Experience with Dynatrace or other monitoring tools.
  • Strong working knowledge of ITIL service management processes; ITIL V4 Foundation Certification is desirable.
Benefits

DXC provides a comprehensive Flex benefits scheme including investment in development, pension, life insurance, health insurance, travel insurance, store vouchers/discounts, 25 days holiday and options to increase holiday and select benefits appropriate to you.