Senior Security Engineer

Job description

Senior Security Engineer / Architect X2

Rate - Up to £600 Inside IR35 (Umbrella engagement)

Location – Bristol (twice a week on site)

Duration – 6 months initial

We are looking for an experienced Senior Security Engineer to join a growing cyber security team, helping to strengthen security controls, monitoring and threat detection capabilities across the organisation’s technology estate.

This role will play a key part in the operation and improvement of core security platforms, working closely with security operations, engineering and infrastructure teams to detect threats, improve visibility and enhance the overall security posture.

Key Responsibilities:

• Implement, configure and optimise core security tooling across the environment
• Enhance threat detection, monitoring and response capabilities
• Investigate security alerts and support incident response activities
• Improve integration and automation between security platforms
• Support vulnerability management and remediation processes
• Provide technical guidance on security controls across infrastructure and cloud environments
• Work closely with wider technology teams to embed security best practices

Key Technology:

• Microsoft Defender for Endpoint
• Microsoft Sentinel
• Claroty Platform
• Tenable Vulnerability Management
• Microsoft Purview

Required Experience:

• Strong experience working in a Security Engineering
• Hands-on experience with Microsoft security tooling (E5), particularly Defender and Sentinel
• Experience with vulnerability management platforms such as Tenable
• Knowledge of OT / ICS security monitoring platforms such as Claroty
• Experience supporting security monitoring, detection engineering and incident response
• Strong understanding of enterprise infrastructure and cloud security

Extra information

Status

Open

Education Level

Secondary School

Location

Greater Bristol Area

Type of Contract

Full-time jobs

Published at

02-04-2026

Profession type

ICT

Full UK/EU driving license preferred

No

Car Preferred

No

Must be eligible to work in the EU

No

Cover Letter Required

No

Languages

English