Application Support Analyst (L2/L3) – SQL & Powershell - Banking
london, england, United-Kingdom • Posted May 23, 2026
Job Type:
Full-time
Location:
london, england
Posted:
May 23, 2026
Category:
IT & Technology
Application Deadline:
July 02, 2026
Role Description
Overview
We are seeking a technically strong Application Support Analyst to join a production support team responsible for business-critical financial systems. This is a hands-on L2/L3 role focused on data investigation, SQL troubleshooting, scripting and automation , and resolving complex production issues at root-cause level.
This is not a monitoring or ticket-routing role. You will be expected to analyse problems, write scripts, fix data and processes, and improve system reliability.
Key Responsibilities
- Provide L2/L3 production support for core applications and data flows
- Investigate data and processing issues using advanced SQL (T-SQL / PL-SQL)
- Perform data fixes, validation, reconciliations and performance analysis
- Debug batch and real-time processes across Linux and Windows environments
- Develop and maintain automation and tooling using PowerShell, Bash...
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