Instil

QA Engineer

• Play a critical role in delivering high-quality penetration testing engagements across infrastructure, cloud, web, and mobile applications.
• Identify and remediate security weaknesses.
• Contribute to the development of methodologies and mentoring junior testers.
• Work on varied, challenging projects in a supportive environment.

Senior Penetration Tester

• Lead and execute web application and API penetration tests as a CHECK Team Leader (App).
• Manage end‑to‑end engagements: from scoping and kick‑off sessions through to delivery and client debriefs.
• Perform in‑depth manual testing of modern web applications, authentication flows, APIs, and business logic.
• Produce clear, detailed, and actionable reports outlining vulnerabilities and tailored remediation guidance.
• Stay ahead of emerging application‑level threats and integrate new testing techniques into our methodology.
• Automate repetitive tasks and improve efficiency through scripting and tooling enhancements.
• Mentor and coach junior testers, particularly around web application testing techniques and report quality.
• Enhance application‑focused tools and methodologies, keeping our services current and effective.
• Support pre‑sales efforts as a subject‑matter expert in web application security.
• Communicate findings effectively to both technical and non‑technical stakeholders.
• Contribute to thought leadership through blogs, white papers, or speaking engagements.

Senior Penetration Tester

Lead Penetration Tester, CTL App