Principal Cybersecurity Engineer — Hands-On, Scale Leader

Company: Barclay Simpson
Apply for the Principal Cybersecurity Engineer — Hands-On, Scale Leader
Location: London
Job Description:

Barclay Simpson is assisting a global financial services organisation in hiring a Principal Cybersecurity Engineer at a senior IC level. The role combines elite hands-on software engineering with high-impact cyber leadership, with about 40–50% of time spent coding.

The successful candidate will tackle threats, analytics and automation at scale, guiding engineering direction and setting new standards across teams. London is ideal; visa sponsorship is available for the right candidate.

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Posted: September 7th, 2026