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Pentester
Cyberdefence · UK Office (Remote) · Remote · Active · Personio
Job facts
| Field | Value |
|---|---|
| Company | Cyberdefence |
| Title | Pentester |
| Normalized title | - |
| Department / team | Cyber Defence Open Roles |
| Location | UK Office (Remote) |
| Work model | Remote / Remote |
| Employment type | Full Time |
| Salary | - |
| Status | active |
| ATS provider | Personio |
| Posted / first seen | 2025-06-03 / 2026-05-30 |
| Changed / last seen | 2026-05-30 / 2026-06-06 |
Related slices
| Page | What it contains | Open |
|---|---|---|
| Company jobs | Active postings from Cyberdefence. | Open |
| Company breakdowns | Role, location, ATS, and work model facets for this company. | Open |
| ATS provider jobs | Active postings observed through Personio. | Open |
| Provider filtered search | The same provider as a filtered job collection. | Open |
| Department jobs | Active postings in Cyber Defence Open Roles. | Open |
| Work model jobs | Active Remote postings. | Open |
| Lifecycle events | Open, update, close, and reopen events for this posting. | Open |
| Original posting | Canonical source or apply URL captured from the ATS. | Open |
Linked records
| Company | Cyberdefence |
| Source | 7a83c488-6879-47aa-95ad-65ff246c6351 |
| ATS provider | Personio |
Description
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!
Full job record
| Job ID | b03aafa59c7b59ff3c08880b8f1dd5e0c87cddec |
| Org ID | 75fcc733-d0ea-4684-8a8d-8a61c48eeb71 |
| Source ID | 7a83c488-6879-47aa-95ad-65ff246c6351 |
| Board ID | 7a83c488-6879-47aa-95ad-65ff246c6351 |
| Provider | personio |
| Provider Job Key | 2138749 |
| Title | Pentester |
| Normalized Title | — |
| Status | active |
| Active | yes |
| Location Text | UK Office (Remote) |
| Department | Cyber Defence Open Roles |
| Team | — |
| Employment Type | full_time |
| Workplace Type | remote |
| Remote Policy | remote |
| Country | UK Office (Remote) |
| Region | — |
| City | — |
| Salary Raw | — |
| Salary Min | — |
| Salary Max | — |
| Salary Currency | — |
| Salary Period | — |
| Source URL | https://cyberdefence.jobs.personio.com/job/2138749?language=en |
| Apply URL | https://cyberdefence.jobs.personio.com/job/2138749?language=en |
| First Seen At | 2026-05-30 05:54:08Z |
| Last Seen At | 2026-06-06 07:57:42Z |
| Last Checked At | 2026-06-06 07:57:42Z |
| Last Changed At | 2026-05-30 05:54:08Z |
| Inactive At | — |
| Source Posted At | 2025-06-03 12:23:21Z |
| Source Updated At | — |
| Raw Payload Uri | s3://job-postings-prod-raw-590183727216/raw/provider=personio/board=cyberdefence.com/date=2026-06-06/2026-06-06T07-57-41-805Z-213ab638a9f3049911300953d2096b2dc5bbd983e7e9d13e8bb73e85f3de5156.json |
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"value": "<span style=\"font-family:Arial, Helvetica, sans-serif;font-size:15px;\">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. <a href=\"https://cyber-defence.io/\">https://cyber-defence.io/</a> <br> <br><strong>What You’ll Be Doing </strong></span><br><span style=\"font-family:Arial, Helvetica, sans-serif;font-size:15px;\"><br>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. </span><br><br>"
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