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🇪🇺 Republic of Ireland • Contract

Pen tester

🏢 CV-Library 📍 Dublin 💰 £345 - £431/day 📅 08 October 2026

Job Description

What you'll do

Carry out advanced manual penetration tests across web, mobile, infrastructure, cloud and Active Directory

Run Red Team and assumed-breach engagements, as part of a team or on your own

Review architecture and source code for security weaknesses

Write clear technical reports and executive summaries, and present findings to clients

Mentor junior and mid-level testers, and help build internal tools and methodologies

Support pre-sales and occasionally work onsite with customersWhat you'll bring

5+ years of professional penetration testing experience, working independently

Manual testing skills that go well beyond running automated tools

Strong Windows, Unix and networking security knowledge

Scripting or development experience (e.g. Python, C#, Java, PHP)

Good knowledge of cloud environments

Certifications such as OSCP, OSEP, CRTO, CREST or equivalent

Excellent communication skills and confidence in front of clients

Reperio Human Capital acts as an Employment Agency and an Employment Business

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