Cobalt Core Pentester - UK, Germany, Nordics

Reposted 10 Days Ago
Be an Early Applicant
Hiring Remotely in Time, IL, USA
In-Office or Remote
Mid level
Security • Software
Cobalt provides offensive security testing for security and development teams.
The Role
As a Pentester with Cobalt Core, you will perform manual penetration tests on various applications and networks while collaborating with clients and documenting assessments.
Summary Generated by Built In

Who We Are

The Cobalt Core is a community of highly skilled security pentesters who are passionate about what they do and who are always striving to be at the top of their game. This curated community is made up by security professionals with many years of experience as well as talented pentesters who are eager to learn the trade and show their skills. They all have a strong drive to keep up to date on the latest vulnerabilities and exploits, and the tools and methodologies to find them. 

A member of the Cobalt Core believes that sharing ideas and collaborating with peers is the best way to achieve good results. 

If you believe you would be a good fit to join the Cobalt Core, and you are eager to contribute to the community and participate in the Pentests running on Cobalt please apply.

Please note, this application is for candidates residing in the UK, Germany, and Nordic countires.  
If you are currently residing in the USA, please apply here. 
If you currently reside outside the USA, UK, Germany, or the Nordics please apply here. 

Who You Are

  • 4+ years of Pentesting or similar experience (mid-level). 
  • Professional demeanor
  • Respectful towards others
  • Take pride in the work you produce
  • Strong work ethic with attention to detail
  • Desire to be an expert within your field
  • Deep understanding of application security
  • Ability to communicate effectively
  • Collaborative spirit

What You'll Do

  • Perform manual penetration testing of web applications, APIs, internal and external networks, iOS and Android mobile applications
  • Work as a member of a pentest team, collaborating and engaging directly with the client
  • Document in detail the results of assessments, audits, tests, and verification activities
  • Perform manual validation of vulnerabilities
  • Perform mobile and web app pentesting for OWASP top 10 vulnerabilities.
  • The following certifications are a plus:
    • CREST, PenTest+, GPEN, CEH, OSCP, AWS, CISSP, eCPPT, eWAPT, OSCE, OSWE
  • Please note that this is a freelance, part-time position.

Application Process: Applicants need only apply once and may not receive a response from our team. We review applications on a rolling basis and will reach out to a candidate should there be a mutual alignment. Repeated inquiries after applying and across social media is not favorable.

  1. Application - Becoming part of the Cobalt Core is a highly selective process, and only the best applicants will be invited to next steps in the on boarding process. Preference will be given to applicants who come referred by other Cobalt Core pentesters. 
  2. Chat with a Cobalt representative - Get to know about Cobalt and how we work. We will also want to know about you, your experience, strengths and what drives you. If we all think it's a great fit, we will explore how we can work together!
  3. Technical Skills Assessment to demonstrate your technical acumen and reporting. 
  4. Getting setup on the Cobalt platform + Background Check & ID Verification - In this step we will make sure you are all set up for success, and we will also ask you to pass a Background Check & ID Verification.
  5. Start working on cool projects!

Please note that this is not an entry level position.

Skills Required

  • 4+ years of Pentesting or similar experience
  • Deep understanding of application security
  • The following certifications are a plus: CREST, PenTest+, GPEN, CEH, OSCP, AWS, CISSP, eCPPT, eWAPT, OSCE, OSWE

Cobalt Compensation & Benefits Highlights

The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Cobalt and has not been reviewed or approved by Cobalt.

  • Strong & Reliable Incentives Pay is considered competitive in sales roles, with on-target structures and accelerators that can yield substantial upside for high performers. Feedback suggests incentive design rewards attainment and offers meaningful earning potential.
  • Leave & Time Off Breadth Time off provisions include flexible or unlimited PTO, paid sick days, paid volunteer time, bereavement leave, and a day off for birthdays. Feedback suggests generous parental leave complements these policies.
  • Equity Value & Accessibility Equity is positioned as a core part of total compensation, with stock options and an employee stock purchase plan noted. Employees are offered an attractive equity plan alongside base pay.

Cobalt Insights

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The Company
HQ: San Francisco, CA
150 Employees
Year Founded: 2013

What We Do

Cobalt’s Pentest as a Service (PtaaS) platform is modernizing traditional pentesting. By combining a SaaS platform with an exclusive community of testers, we deliver the real-time insights you need to remediate risk quickly and innovate securely.

Why Work With Us

We stand at the forefront of cybersecurity innovation. As the leader in Pentesting as a Service, we empower companies to innovate securely and operate with confidence. Our fully remote team is united by a shared mission: to be the undisputed pentest leader. We’re a purpose-driven company where your work has real impact and your career can thrive.

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