Role Overview

Cyber Defence is a fast-growing cybersecurity company on a mission to protect digital assets and build client trust through robust, ethical, and forward-thinking cyber practices. From our office in Pueblo Nuevo, we serve clients across the UK, Spain, and beyond, working with CREST-certified practices and delivering government-grade security services. https://cyber-defence.io/

What You’ll Be Doing

As a Pentester at Cyber Defence, you'll play a key role in simulating attacks to identify system vulnerabilities across networks, applications, and cloud infrastructure. This is a hands-on technical role with a strategic impact on our clients' resilience and regulatory compliance.

Key Responsibilities

- Plan and execute manual and automated penetration tests across web apps, networks, and APIs.
- Perform internal and external vulnerability assessments.
- Create comprehensive reports on findings with clear mitigation guidance.
- Collaborate with SOC Analysts, DevSecOps, and IT teams to implement remediations.
- Stay updated on the latest attack vectors and security research.
- Support Red Team and Purple Team exercises.
- Assist with incident response investigations when needed.

Skills and Qualifications

Must-Haves

- 3+ years of experience in penetration testing or offensive security.
- Strong understanding of common vulnerabilities (OWASP Top 10, MITRE ATT&CK;).
- Proficiency in tools such as Burp Suite, Nmap, Metasploit, Nessus, and Wireshark.
- Experience with scripting languages (Python, Bash, PowerShell).
- Excellent written and verbal communication (English).
- Eligibility to work in Spain and occasional travel if required.

Nice-to-Haves

- CREST CRT or equivalent (OSCP, OSWE, CEH, etc.).
- Experience with cloud pentesting (AWS, Azure, GCP).




- Familiarity with compliance standards (ISO 27001, GDPR, NIST, PCI DSS).
- English & Spanish language skills.

​

OUR BENEFITS

- Be part of a mission-driven cybersecurity firm with global impact.
- Work alongside CREST-certified experts and forward-thinking leadership.
- Professional development budget & certification support.
- On-site work with flexibility (based out of Pueblo Nuevo office).
- Vibrant office culture near the coast – good vibes only!

About us

At Cyber Defence, our culture is built on trust, innovation, and resilience.

We’re a small team of passionate professionals driven by a shared mission:
To protect and defend businesses from sophisticated digital threats!

Collaboration & Teamwork
We believe that the best solutions come from working together. Open communication, mutual respect, and a team-first mentality drive our success. No egos, just a collective drive to deliver the best for our clients.

Innovation & Problem-Solving
Cyber threats are constantly evolving, and so are we. We encourage creativity and curiosity, empowering our team to explore new ideas and develop long-term solutions, not just quick fixes.

Accountability & Integrity
Our clients trust us with their most valuable assets, and we honour that trust through professionalism and transparency. We take ownership, learn from mistakes, and continuously improve.

Growth & Flexibility
We invest in our people through training, mentorship, and professional development. Our adaptable work policies support work-life balance, ensuring our team thrives both personally and professionally.

A Mission-Driven Culture
What unites us is a shared mission: to make the digital world safer.
Cyber Defence isn’t just a place to work, it’s where you can make a real impact.

📌 Pentester (España)
🏢 Importante empresa del sector
📍 España