.NET Full Stack Support Engineer

Role: Support Lead / L3 Lead Engineer

Location: London, UK

Job Type: Contract

Hybrid 2-3 days a week from office

Note: No Sponsorship

Required: Support Full Stack Lead (.NET, REACT and SQL)

Role Purpose

Provide technical ownership and escalation leadership across Time Gate, Time Gate Plus, and Templa platforms, ensuring stable production support, risk mitigation, and architectural continuity.

Key Responsibilities

• Own end-to-end L3 technical delivery across all products
• Act as final escalation point for P1/P2 incidents
• Lead root cause analysis and permanent fixes
• Review and approve complex code changes and hotfixes
• Oversee releases and provide technical go/no-go decisions
• Guide migration-related fixes and parity gap remediation
• Drive knowledge transfer and reduce key-person dependencies
• Mentor offshore engineers and ensure engineering standards
• Identify technical debt and automation opportunities

Required Skills

• Strong .NET / ASP.NET / C#, React
• SQL Server performance tuning
• Azure (Functions, Service Bus, cloud ops)
• Legacy modernization exposure
• Incident command & production troubleshooting
• DevOps / CI-CD understanding

Experience

• 10–12+ years engineering
• 5+ years in production support or L3 ownership
• Experience supporting customer-facing enterprise systems