Senior SOC Analyst (SIEM Focus)
Infosec • Corsham, Wiltshire • Posted June 17, 2026
About the Role
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...
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...