Application Support Engineer

ISR RECRUITMENT LIMITED
Leeds
Application Support Engineer (IIS/SQL)

* Leeds, West Yorkshire (x3 days per week in the office)

* £35,000 to £45,000 per year (+ Overtime + On Call)

* Plus an excellent company benefits package

The Opportunity:

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

You will work 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.

Skills and Experience:

* 2-3 years previous experience supporting bespoke applications.

* Strong SQL skills, including writing scripts for Joins, Selects, Updates, Deletes, Inserts and Truncates.

* Familiarity with ITIL service management practices and working within structured SLA frameworks.

* Exposure to Azure would be highly beneficial.

* 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).

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.

Applications:

Please contact James here at ISR to understand more about how our client are growing their teams across a number of key areas and how you can become a part of their expanding business as they look to develop their capabilities further in the Transport Technology sector
Posted 2026-04-03

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