Senior Penetration Tester (CHECK) – Cloud & Web Security

Company: Instil
Apply for the Senior Penetration Tester (CHECK) – Cloud & Web Security
Location: City of Edinburgh
Job Description:

Instil is seeking a Senior Penetration Tester with CHECK to join our growing team. You will deliver high-quality penetration testing engagements across infrastructure, cloud, web, and mobile applications for a diverse range of clients, including software, fintech, manufacturing, engineering, legal, and public sector organisations.

This hands-on role requires you to identify and remediate security weaknesses, mentor junior testers, and develop our methodologies while working in a supportive

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Posted: July 13th, 2026