Find a jobRecruiters

Penetration Tester

Exclusive opportunity

Remote

Penetration Tester

WorkNest Secure

Penetration Tester

Skills

Mobile DevelopmentIOSTesting & QACybersecurityAWSLinuxComplianceAzure

4 days ago

Share this opportunity

Share this opportunity to other talents of your network:
✓ Offer them a visibility boost with clients.
✓ Help your contacts find their next job.

Important information


Contract type:

Permanent

Location:

Stevenage, UK

Work mode:

Remote

Published on:

17 October 2026

What they need


At WorkNest Secure, we help organisations strengthen their cyber security posture through industry-leading security services and solutions. As we continue to grow, we're looking for talented CHECK Team Members to join our Offensive Security team as Offensive Security Consultants (Penetration Testers).

This is an exciting opportunity to join a fast-growing cyber security business, where you'll play a key role in helping our clients identify and mitigate security risks. You'll deliver CHECK-accredited penetration tests across a range of technologies and environments, providing clear, actionable insights that help organisations remain secure and resilient. Working alongside a highly skilled team, you'll have the opportunity to contribute to challenging engagements, develop your expertise, and make a meaningful impact for our clients.

Responsibilities

  • Perform formal and comprehensive application, infrastructure and other penetration testing assessments where appropriate and required
  • Provide well-written, concise, technical and non-technical reports in English
  • Perform vulnerability assessments and provide findings with remediation actions
  • Support with various client pre-engagement interactions, including scoping activities and proposal drafting to ensure that client needs are met
  • Manage and deliver penetration testing project activities within strict deadlines
  • Support the QA process to ensure high quality client reports are delivered in accordance with applicable Service Level Agreement (SLA)
  • Any other appropriate job duties in line with the associated skill and experience of the post holder

Skills And Experience Required

  • Proven industry experience in application and infrastructure penetration testing
  • CTM Status
  • Deep knowledge of assessing both Windows and Linux environments, including strong knowledge of Active Directory and wireless technologies
  • Ability in preparing and launching social engineering campaigns (both phishing and vishing)
  • Strong understanding of OWASP, PTES and other penetration testing methodologies
  • Knowledge of how modern web apps are designed, developed and deployed across different platforms
  • Ability to program or script in your preferred language
  • Relevant degree in Computer Science, Ethical Hacking, Engineering or other relevant subject
  • Relevant security qualifications (such as OSCP, CEH, GPEN)
  • Good knowledge and understanding of network and OS principles
  • Good knowledge of various operating systems
  • Good knowledge of virtualisation

Nice To Have

  • Knowledge of assessing cloud and hybrid environments (AWS and Azure)
  • Knowledge of assessing mobile applications (iOS/Android)
  • Knowledge of assessing hardware and embedded IoT devices

Personal Attributes

  • Excellent spoken and written communication skills with strong attention-to-detail and accuracy
  • A passion for security and networks
  • Analytical and problem-solving skills with a can-do attitude and the ability to think laterally
  • Self-motivation with a commitment to continued development
  • Ability to work independently and as part of a team
  • Influencing and negotiation skills with the ability to build relationships at all levels
  • Willingness to learn

Benefits

  • 25 days annual leave plus birthday leave
  • Company pension
  • Subsidised gym membership
  • Employee benefits platform
  • Regular team events
  • Private healthcare (individual cover)
  • Learning allowance for personal development
  • Flexible working policy

If you're passionate about offensive security and committed to technical excellence, we'd love for you to join our team.

The WorkNest group brings together 15+ specialist organisations, each with decades of experience supporting organisations worldwide with risk and compliance solutions.

Our WorkNest Secure suite brings together leading cyber security and compliance expertise to help organisations stay protected, resilient, and one step ahead of emerging threats.

Other offers great for you!

These companies are also looking for great profiles

Tenth Revolution Group

QA Engineer

Freelance

Ghent, Belgium

Hybrid

Skills

QA Engineer

2 months ago

Quick apply

5 Degrés

QA Engineer technico-fonctionnel

Permanent contract

Neuilly-sur-Seine, France

Hybrid

Skills

Testing & QAQA Engineer

1 month ago

Quick apply

Caboost

QA Engineer / Testeur Fonctionnel & Automatisation (H/F) - AO880

330

Freelance

Lille, France

Hybrid

Skills

Testing & QAPostmanCypress

1 day ago

Quick apply

The best place to find your next move

© 2026. All Rights Reserved.

Talents

Find a job

Create a profile

Solutions and tools