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πŸ₯ Senior SOC Analyst (SIEM Focus)

Infosec | Corsham, United Kingdom | Posted June 17, 2026

Job Description

Senior SOC Analyst (DV Cleared)

Contract - 6 Months (up to Β£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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