Application Support Specialist (2nd Line)

ISR are recruiting for an Application Support Specialist on behalf of a multi-national technology company with their UK head office based in central Leeds.

You will be working with an established team to diagnose and resolve issues across bespoke applications, databases and integrations in-line with agreed SLAs.

This role operates within a shift pattern between Monday and Friday (08:00hrs - 18:00hrs) and includes participation in a 24/7 on-call rota to ensure round-the-clock coverage of supported systems.

Role and Responsibilities:

• Manage and resolve incidents and service requests in line with agreed SLAs.
• Investigate and troubleshoot issues across applications, databases, APIs and integrations.
• Participate in major incident response and contribute to root cause analysis activities.
• Perform application deployments and bug fixes across Production and Non-Production environments.
• Write and execute SQL queries for troubleshooting, reporting and data validation.
• Reduce technical debt with the use of automation.

• Strong understanding of end-to-end application architecture, including web tier (IIS/App Services), application tier, database tier and associated integrations
• Strong SQL skills, including writing and troubleshooting stored procedures, managing SQL Agent scheduled jobs and using SQL Server Profiler to diagnose performance and application issues.
• Familiarity with ITIL service management practices and working within structured SLA frameworks.
• Experience navigating and troubleshooting Azure Logic Apps, troubleshooting Azure Storage and supporting Azure App Services
• Ability to prioritise effectively under pressure and manage competing demands.
• Excellent communication skills, with the ability to explain technical concepts to non-technical users.

Desirable Certifications:

• ITIL v3 or v4 Foundation certification (or higher).
• Microsoft Azure Developer Associate (AZ-204).