IT Systems Engineer Windows Linux

Client Server • London, England • Posted May 31, 2026

Position Overview

IT Systems Engineer (Windows Linux) London to £65k

Do you have a broad range of IT systems / infrastructure support experience?

You could be progressing your career at a small, specialised, long established Insurance company with £100m turnover per annum.

As an IT Systems Engineer you will provide L2 / L3 support across business critical applications and on-prem Active Directory environments. The role focuses on monitoring system health, optimising alerting and troubleshooting complex issues across application, infrastructure, network and identity layers.

You will lead incident triage, escalation and root cause analysis, while driving problem management to address recurring issues and improve service resilience. Responsibilities also include supporting Microsoft licensing, administering Confluence Cloud, maintaining AV/Teams Rooms and managing vendor relationships.

You'll also support deployments and CI/CD pipelines, automating tasks with PowerSh...