Security Engineer

Cardiff, South Glamorgan, United Kingdom • Posted June 08, 2026

Job Type: Full-time
Location: Cardiff, South Glamorgan
Posted: June 08, 2026
Category: computer-and-mathematical
Application Deadline: July 18, 2026

Role Description

Senior Security Engineer

Incident Response & Vulnerability Management

Summary

This role sits at the sharp end of security engineering, handling complex incidents and high-risk vulnerabilities across a broad enterprise estate.

You’ll be responsible for identifying how things actually break and get compromised, not just responding to alerts. The focus is on deep technical investigation, understanding attack paths, and fixing root causes properly, across endpoint, identity, network, and cloud layers.

What You’ll Be Doing

You’ll operate as a senior escalation point for security issues that require genuine technical depth. That means taking ownership of live incidents, working through ambiguity, and driving problems through to full resolution.

Alongside incident work, you’ll handle vulnerability remediation end-to-end, ensuring issues are not only fixed but validated and prevented from reoccurring.

Responsibilities

Own the i...

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