Digital Pen Tester

Job ID
Job Locations
UK-England-Bristol | UK-IOW-Birmingham | UK-Derbyshire-Derby | UK-Lancashire-Preston
Position Type
Position Category
IT & Digital
# of Openings


Expleo is a trusted partner for end-to-end, integrated engineering, quality services and management consulting for digital transformation.  We help businesses harness unrelenting technological change to successfully deliver innovations that will help them gain a competitive advantage and improve the everyday lives of people around the globe.


In this role, you will be responsible for the growth, leadership, management, and development of the Expleo Pentest capability.  As part of the Expleo Digital team, you will report to the Cybersecurity Lead and will assist in recruitment and development of this sector.   Working alongside sales experts you will engage and assist in bid writing and identifying new opportunities.


Supporting new and existing clients with your ability to forge strong relationships, working solely or as part of a team, you will provide assistance to account managers for developing, understanding and scoping for new business.


As an ever-growing consultant, you will perform research and develop new testing tools to aid clients.  You will also work in close partnership with clients to ensure the delivery of expert services and provide best-in-class support.


  • Stakeholder management – engaging with internal Expleo stakeholders, customers, and prospective clients--often solo projects to completion.
  • Listening and liaising with clients to understand their requirements to contribute to scoping of new business.
  • Identifying new opportunities.
  • Delivering a range of penetration testing services.
  • Conducting web application and infrastructure penetration tests.
  • Conducting Cyber Essentials Plus assessments.
  • Writing and delivering reports to a high standard.
  • Self-Development – Upskilling and learning new skills--a growth mindset.
  • Travelling between Expleo and customer sites throughout the UK as required.
  • Research and development work as and when required, to continue to advance core knowledge in areas.
  • Attending industry and customer events as an ambassador of the Expleo brand.
  • Identifying new ways of working, such as methodologies, tools and processes used by the team.
  • Conducting research on education-specific environments and technologies.
  • A team player.


  • CREST CRT or CHECK Team Member (CTM) or CSTL.
  • Current or eligibility to achieve at a minimum SC clearance.


  • Proven experience working as a PenTester in an IT consultancy role or blue-chip environment.
  • Deep understanding of network architecture and protocols.
  • Deep understanding of operating systems.
  • Hands-on experience with penetration testing and vulnerability detection tools, such as Burp Suite, ZAP, Metasploit and Nessus.
  • Good understanding of API vulnerabilities.
  • Good knowledge of at least one scripting language, such as Python, Bash and PowerShell.
  • Demonstrable knowledge in web application penetration testing, under OWASP or equivalent framework.

Desired Skills

  • Knowledge of information security certification schemes, such as Cyber Essentials (Plus).
  • Knowledge of security frameworks, such as ISO27K, NIST, IEC 62443 and ISO 21434.
  • Cloud Security, such AWS, GCP and Azure.
  • Forensics.


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