Role / Job Title: L3 Support Engineer Dot Net
* Work Location: Livingston, United Kingdom
* Role Type: Contracting
* Mode of Working: Office-based
Dot Net support L3 Engineer
* Retail domain
The Role
Dot Net Support Engineer L3 Support
Dot Net (C#, VB.Net); JavaScript; Advanced SQL; REST APIs; Code-level debugging; Performance tuning; Incident/Problem/Change Management; Scripting (PowerShell/Shell); Application Monitoring
Your Responsibilities
* Provide advanced L3 support for .Net and JavaScript-based applications
* Perform deep-dive analysis and resolve complex incidents within SLA
* Debug code-level issues and collaborate with engineering teams for permanent fixes
* Drive systemic improvements and performance optimization
* Support releases, UAT, and go-lives; maintain change quality and documentation
* Partner with upstream and downstream teams to ensure service continuity
Your Profile
Essential Skills / Knowledge / Experience
1. .Net (C#, VB.Net), VB6, and JavaScript / Vue.js proficiency across application lifecycle
2. Proficiency with T-SQL and DocumentDB
3. Swift and Kotlin knowledge
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