Security/Pen tester

Imagine this: a user unlocks their phone, approves a payment, and keeps moving no hesitation, no friction. They'll never know the thousands of things that could have gone wrong… because someone like you made sure they didn't.

You're the person who digs into applications, infrastructure, networks, and code with curiosity and intent. You look for the flaw others miss, the misconfiguration nobody noticed, the assumption that shouldn't have been trusted. And when you find something, you don't just point at it-you help teams understand it and fix it.

You'll join a group of specialists who spend their days testing, hunting, monitoring, and dissecting systems to make sure they stay secure. It's collaborative, technical, sometimes chaotic, and always meaningful.

• Security testing of web and mobile applications

• Secure code reviews in .NET, Java, React, AngularJS

• Infrastructure security across Azure, AWS, Linux, Windows

• Network testing & vulnerability hunting

• Code scanning & DAST/SAST tooling

• Advising development teams on remediation

• Contributing to responsible disclosure and continuous monitoring
  
  

• Experience as a security tester or penetration tester

• Comfortable reading and reviewing code

• Understanding of cloud, infra, and networking fundamentals

• OSCP or similar certification (nice to have)

• Strong communication skills

• Creative, analytical, and always thinking one step ahead
  
  

- You think in threat models.
- You enjoy breaking things responsibly.
- You collaborate instead of sitting on findings.
- You're proactive, curious, and not afraid to challenge assumptions.

Project Details:

Location: Utrecht

Type: Temp

Duration: 12 months (extendable)

Contract: Levy Professionals's Payroll

Work: Hybrid