Cobalt Core Pentester - UK, Germany, Nordics

Cobalt.io
United Kingdom, Germany
Workplace: RemoteFreelanceFunction: QA, Test & Release EngineeringSkills: ["Professional demeanor","Respectfulness","Attention to detail","Communication","Collaboration"]

Join the Cobalt Core as a freelance, part-time pentester performing manual security assessments across web applications, APIs, internal/external networks, and iOS/Android apps. You’ll collaborate with a pentest team, validate vulnerabilities, and produce detailed reports for audits and verification activities, including OWASP Top 10 coverage. This is a selective process designed for experienced application security experts with strong communication and documentation skills.

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FursaFursa
Cobalt.io
Cobalt.io
9 months ago

Cobalt Core Pentester - UK, Germany, Nordics

✓ Verified Job

Canonical indexed version, validated from employer's careers page.

Source: Company careers pageValidated by: Fursa AI
Last checked: 8 hours agoStatus: Live

Job Summary

Join the Cobalt Core as a freelance, part-time pentester performing manual security assessments across web applications, APIs, internal/external networks, and iOS/Android apps. You’ll collaborate with a pentest team, validate vulnerabilities, and produce detailed reports for audits and verification activities, including OWASP Top 10 coverage. This is a selective process designed for experienced application security experts with strong communication and documentation skills.
Location: United Kingdom, Germany
Workplace: Remote
Employment Type: Freelance
Job Function: QA, Test & Release Engineering
Seniority: Mid level

Key Responsibilities

  • •Perform manual penetration testing of web applications, APIs, internal/external networks, and iOS/Android mobile applications.
  • •Collaborate with the pentest team and engage directly with clients during engagements.
  • •Document results of assessments, audits, tests, and verification activities in detail.
  • •Perform manual validation of vulnerabilities.
  • •Conduct mobile and web app pentesting for OWASP Top 10 vulnerabilities.

Key Requirements

  • •4+ years of pentesting or similar experience (mid-level).
  • •Deep understanding of application security.
  • •Ability to communicate effectively and collaborate with a pentest team.
  • •Professional demeanor with respect, pride in work, and attention to detail.
  • •Strong work ethic and desire to be an expert in your field.
Experience:Pentesting
Skills:Professional demeanorRespectfulnessAttention to detailCommunicationCollaboration
Certifications:CRESTPenTest+GPENCEHOSCPAWSCISSPECPPTEWAPTOSCEOSWE

Company Brief

Cobalt.io
Provides a platform that connects businesses with a vetted community of security researchers to deliver modern penetration testing as a service (PTaaS), helping teams identify and remediate security vulnerabilities faster.
Industry: Cybersecurity
Company Size: Medium (51 to 250 employees)
Growth: Growth Stage Startup
Headquarters: San Francisco, United States
Founded: 2013
Website