Senior Penetration Tester (RED TEAM)
Senior Penetration Tester (RED TEAM)

Senior Penetration Tester (RED TEAM)

Portsmouth +1 Full-Time 48000 - 84000 £ / year (est.) No home office possible
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At a Glance

  • Tasks: Join our elite team to simulate real-world cyber threats and enhance security for top clients.
  • Company: BreachLock, a global leader in offensive security and penetration testing.
  • Benefits: 100% remote work, cutting-edge projects, and a fast-paced, growth-focused environment.
  • Why this job: Make a real impact in cybersecurity while working with innovative technologies and top-tier clients.
  • Qualifications: 3+ years in red teaming, proficiency in C2 frameworks, and strong scripting skills.
  • Other info: Recognised by industry leaders for advancing automated offensive security testing.

The predicted salary is between 48000 - 84000 £ per year.

BreachLock is a global leader in Continuous Attack Surface Discovery and Penetration Testing. We provide enterprises with evidence-based risk across their entire attack surface to determine how they will respond to an attack. Our services include Attack Surface Management, Penetration Testing, and Red Teaming.

Join BreachLock’s elite offensive security team, where we don’t just simulate threats — we emulate real adversaries. As a Red Team Specialist, you will be at the frontlines of BreachLock’s offensive security operations, conducting advanced adversary emulation, bypassing modern defenses, and helping Fortune 500 clients improve their cyber resilience.

What You’ll Do:
  • Plan and execute full-scope red team engagements (TIBER-style, MITRE ATT&CK aligned)
  • Perform focused penetration tests on web applications, mobile apps (iOS/Android), APIs, and backend services, as well as traditional network/cloud infrastructure and specialised targets (IoT/OT) when required.
  • Simulate APTs using custom tooling and native techniques
  • Bypass EDR/XDR and evade detection controls
  • Work closely with Blue Teams for purple teaming and adversarial validation
  • Deliver executive reports and technical debriefs with precision
What You Bring:
  • 3+ years in red teaming or offensive security
  • Proficiency with C2 frameworks (Cobalt Strike, Sliver, Mythic)
  • Deep understanding of Windows/Linux internals, AD, and cloud (AWS/Azure)
  • Knowledge of OPSEC, evasive TTPs, and threat intelligence integration
  • Strong scripting skills (Python, PowerShell, Bash)
  • OSCP, CRTO, OSCE, or similar certs
  • Published exploits or open-source tools
Why BreachLock:
  • 100% remote-first culture
  • Cutting-edge work in PTaaS, AEV, and CTEM
  • Clients include global enterprises and governments
  • Fast-paced, growth-focused, no-BS environment
Why are we a Global Leader in Offensive Security:
  • Analyst Endorsements: Recognized again by Gartner, GigaOm, and SANS for advancing automated, AI-enhanced offensive security testing.
  • CTEM & AEV Leadership: Launched industry-first AI-powered CTEM and Adversarial Exposure Validation platforms, setting new benchmarks in exposure management.
  • GigaOm Leader (2025): Ranked as a Leader and Fast Mover for the second consecutive year in the GigaOm Radar for PTaaS and CTEM.
  • Media Spotlight: Featured in Reuters, Cybercrime Magazine, and SecurityWeek for driving measurable outcomes for Fortune 500 clients.

Locations

Portsmouth Hampshire
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Contact Detail:

BreachLock, Inc. Recruiting Team

StudySmarter Expert Advice 🤫

We think this is how you could land Senior Penetration Tester (RED TEAM)

✨Tip Number 1

Network like a pro! Reach out to folks in the industry, attend meetups, and join online forums. The more connections we make, the better our chances of landing that dream role.

✨Tip Number 2

Show off your skills! Create a portfolio showcasing your penetration testing projects or any cool tools you've developed. This gives potential employers a taste of what we can bring to the table.

✨Tip Number 3

Prepare for interviews by practising common red team scenarios. We should be ready to discuss our approach to bypassing defences and how we handle real-world threats. Confidence is key!

✨Tip Number 4

Don’t forget to apply through our website! It’s the best way to ensure your application gets noticed. Plus, it shows we’re genuinely interested in joining the BreachLock team.

Some tips for your application 🫡

Tailor Your CV: Make sure your CV is tailored to the role of a Red Team Specialist. Highlight your experience in red teaming, penetration testing, and any relevant certifications. We want to see how your skills align with what we do at BreachLock!

Craft a Compelling Cover Letter: Your cover letter is your chance to shine! Use it to explain why you’re passionate about offensive security and how your background makes you a perfect fit for our team. Let us know what excites you about working with BreachLock.

Showcase Your Skills: Don’t just list your skills; demonstrate them! If you’ve published exploits or created open-source tools, mention them. We love seeing practical examples of your work that show us what you can bring to the table.

Apply Through Our Website: We encourage you to apply directly through our website. It’s the best way for us to receive your application and ensures you don’t miss out on any important updates. Plus, we love seeing candidates who take that extra step!

Senior Penetration Tester (RED TEAM)
BreachLock, Inc.
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  • Senior Penetration Tester (RED TEAM)

    Portsmouth +1
    Full-Time
    48000 - 84000 £ / year (est.)

    Application deadline: 2027-11-05

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    BreachLock, Inc.

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