Penetration Tester

Abingdon, GB, OX14 3YP

Information Technology

Sophos Overview – Cybersecurity Evolved

Sophos is a worldwide leader in next-generation cybersecurity, protecting more than 500,000 organizations and millions of consumers in more than 150 countries from today’s most advanced cyberthreats. Powered by threat intelligence, AI and machine learning from SophosLabs and SophosAI, Sophos delivers a broad portfolio of advanced products and services to secure users, networks and endpoints against ransomware, malware, exploits, phishing and the wide range of other cyberattacks. Sophos provides a single integrated cloud-based management console, Sophos Central – the centerpiece of an adaptive cybersecurity ecosystem that features a centralized data lake that leverages a rich set of open APIs available to customers, partners, developers, and other cybersecurity vendors. Sophos sells its products and services through reseller partners and managed service providers (MSPs) worldwide. Sophos is headquartered in Oxford, U.K. More information is available at www.sophos.com.


Job Purpose:

As a security company, Sophos takes its own security very seriously and has a Cyber Security team which focuses on protecting our own systems, infrastructure and products.


We’ll need you to contribute to the continual improvement of our security posture through the testing of Sophos applications and infrastructure.

This role is not customer facing which means you not only get to perform tests but also see the impact of your findings as you help the teams design and architect resolutions to the issues you find.


The ideal candidate will have real-world experience in a Red Team and previously worked on all stages of penetration testing from scoping to reporting.

You’ll need to be highly motivated, have an innovative mind-set and a good attention to detail. You will need to stay up-to-date with the latest techniques and threats and apply this knowledge to help protect Sophos and our customers.


This a great opportunity to help secure a world-leading cybersecurity company. As you’d expect you’ll be joining an organization that takes security seriously. You will become a key member of the Cyber Security team working with some world-leading experts from across the company in a fast-paced and varied environment where security is a priority.


Main Duties:

  • Organize, plan and deliver penetration tests against Sophos web applications across a wide range of technologies
  • Organize, plan and deliver penetration tests against the Sophos infrastructure including on-premise networks, AWS/Azure and virtual environments
  • Assist in the plan and delivery of pentests by 3rd party vendors
  • Disseminate results to teams throughout the business
  • Work closely with the wider Cybersecurity team to develop common goals and outcomes


Skills & Experience:

  • A solid background in both application and infrastructure penetration testing
  • Familiarity with common web technologies (PHP, Javascript, API etc)
  • Good knowledge of offensive techniques, OWASP & MITRE ATT&CK frameworks
  • Experience in delivery of security testing projects
  • Practical knowledge of AWS technologies (S3, EC2, IAM, Lambda etc)
  • Good interpersonal & networking skills
  • Industry recognised ethical hacking qualifications: OSCP, GPEN or equivalent


Equal Opportunities

Sophos is committed to equality opportunity in all areas of its work. All qualified applicants will be treated in a fair and equal manner and in accordance with the law regardless of gender, marital status, race, religion, colour, age, disability or sexual orientation.

If you choose to explore this opportunity, and subsequently share your CV or other personal details with Sophos, these details will be held by Sophos for 12 months in accordance with our Privacy Policy and used by our recruitment team to contact you regarding this or other relevant opportunities at Sophos.  If you would like Sophos to delete or update your details at any time, please follow the steps set out in the Privacy Policy describing your individual rights.  If you have any questions about Sophos’ data protection practices, please contact dataprotection@sophos.com.

At Sophos, we want every organization to be protected by innovative, next-generation IT security, even those who don't have a huge IT staff. We protect organizations of all sizes, all around the world by making enterprise-grade security that is simple to deploy, manage, and use. It is our passion, and something we are truly proud of.

Job Segment: Developer, Testing, Technology