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Senior SOC Analyst (SIEM Focus)

Company

Infosec

Location

Corsham, Wiltshire

Posted

June 18, 2026

Position Overview

Senior SOC Analyst (DV Cleared)

Contract - 6 Months (up to £750 inside IR35)
​​​​​​​Location: Corsham (3 days onsite)
Sector: Defence & National Security

We are working with a leading organisation in the defence and national security sector who are looking to engage a DV-cleared Senior SOC Analyst to support a critical cyber security programme.

This is a high impact contract where you will play a key role in maintaining and enhancing security operations within a highly secure environment

The Role

You will operate within a live Security Operations environment, supporting both day-to day cyber operations and the continuous improvement of detection capability and SOC tooling.

This is a hands-on role with a strong focus on incident response, SIEM optimisation, and threat detection.

Key Responsibilities

Monitor, investigate and respond to security incidents across secure environments
Develop and tune SIEM detection rules...

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