We’re seeking an experienced Penetration Tester to join a high‑impact cybersecurity team working on complex, large‑scale systems. This role offers the chance to lead testing efforts across diverse products and applications, helping to proactively secure critical assets and protect millions of end users.
You’ll play a hands‑on role in identifying vulnerabilities, replicating real‑world attack scenarios, and collaborating closely with technical and business teams to drive remediation.
Responsibilities & Qualifications
* Lead penetration testing on web and mobile applications
* Simulate attacker techniques to identify vulnerabilities
* Prepare and present security reports to technical and non‑technical stakeholders
* Collaborate with development and operations teams to address weaknesses
* Contribute to security research and tool development
* Stay current with emerging attack methods, technologies, and industry best practices
* 7+ years of overall IT experience, including 5+ years in application penetration testing
* Strong manual testing skills across all OWASP Top 10 categories
* Solid understanding of authentication, encryption, and secure application design
* Hands‑on experience with tools such as Burp Suite, nmap, Kali, Metasploit, Wireshark, and similar
* Experience with web services and frameworks (REST, SOAP, JSON, XML)
* Preferred certifications: OSCP, GWAPT, GXPN, GPEN, LPT, CEH
What’s on Offer
* Opportunity to work on challenging, high‑value security projects
* Exposure to a wide variety of products and technologies
* A collaborative, research‑driven cybersecurity team culture
* Hybrid work model based in Dublin
* Competitive compensation package and career development opportunities
Seniority Level
* Mid‑Senior level
Employment Type
* Full‑time
Dublin, County Dublin, Ireland
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