Security Testing Specialist

Security Testing Specialist

Full-Time 50000 - 60000 € / year (est.) No home office possible
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At a Glance

  • Tasks: Conduct security assessments and penetration testing to identify vulnerabilities in complex systems.
  • Company: Join a collaborative and inclusive team focused on building secure technology.
  • Benefits: Flexible work options, great work-life balance, and access to leading training platforms.
  • Other info: Opportunity for continuous learning and industry-recognised certifications.
  • Why this job: Make a real impact on the security of next-generation networks while growing your skills.
  • Qualifications: Experience in infrastructure, networking, or software development with hands-on penetration testing.

The predicted salary is between 50000 - 60000 € per year.

Dive Deep. Think Differently. Build Secure Systems. You’re someone who can’t help but ask “What’s really going on under here?” Whether it’s a telecoms protocol, a complex system, or a bespoke piece of hardware, you’re driven by curiosity — and motivated by making real world technology safer. Join a collaborative, inclusive team where your ideas matter, your voice is heard, and your work has genuine impact. You’ll have the freedom to explore, experiment, and grow, while helping shape the security of next generation networks.

What You’ll Be Doing

  • Conduct all security assessments within our dedicated in‑house lab environment, ensuring safe and controlled testing conditions.
  • Perform hands‑on penetration testing across hardware, software, and telecoms‑specific technologies to identify vulnerabilities in complex systems.
  • Apply both positive and negative testing techniques to rigorously assess network functions, protocols, and system resilience.
  • Develop scripts and automate testing processes to enhance efficiency, consistency, and repeatability—freeing up time for deeper, high‑impact research.
  • Investigate and analyse security findings, clearly articulating technical risks to both technical and non‑technical stakeholders.
  • Produce high‑quality, actionable technical reports that support remediation and strengthen overall security posture.

Successful Applicants must be able to commute to the UKTL offices in Birmingham at least twice a week. We strive to offer a great work life balance – if you are looking for full time, part time or flexible options, we will try to make this work where business possible. This will be dependent on the kind of role you do and part of the business you work in.

About You

  • You’ll thrive here if you have a background in infrastructure, networking, or software development and hands‑on penetration testing experience (this is not an entry level role).
  • Enjoy deep technical problem solving and working in complex environments.
  • Bring new ideas, collaborate well, and support others.
  • Are passionate about security testing and committed to continuous learning.

What You’ll Learn

You’ll bring solid experience — and we’ll help you take it even further. Whether you already have knowledge of telecoms protocols such as Diameter, HTTP/2, SCTP, and NGAP, or demonstrate a strong ability to learn them quickly, we’ll support your growth every step of the way. You’ll gain access to leading training platforms and work towards industry‑recognised certifications, helping you continuously develop your expertise.

If this sounds like you, we’d love to hear from you — let’s build something secure together. We actively recruit citizens of all backgrounds, but the nature of our work in this specific area means that nationality, residency and security requirements are more tightly defined than others. To work in this role, you will need to hold an SC clearance with no restrictions. You are welcome to apply without already holding SC clearance; however, you will not be able to start in post until the clearance has been successfully granted.

Security Testing Specialist employer: UK Telecoms Lab (UKTL)

Join a forward-thinking team in Birmingham where your expertise as a Security Testing Specialist will be valued and impactful. We offer a collaborative and inclusive work culture that prioritises work-life balance, with flexible options to suit your needs. With access to leading training platforms and opportunities for continuous learning, you’ll be empowered to grow your skills and advance your career while contributing to the security of next-generation networks.

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Contact Detail:

UK Telecoms Lab (UKTL) Recruiting Team

StudySmarter Expert Advice🤫

We think this is how you could land Security Testing Specialist

Tip Number 1

Network like a pro! Attend industry meetups, conferences, or online webinars related to security testing. It’s a great way to meet potential employers and get your name out there.

Tip Number 2

Show off your skills! Create a portfolio showcasing your penetration testing projects or any relevant work. This gives you a chance to demonstrate your expertise and passion for security.

Tip Number 3

Don’t just apply; engage! When you find a role that excites you, reach out to the hiring manager on LinkedIn. A friendly message can make you stand out from the crowd.

Tip Number 4

Keep learning and share your knowledge! Join forums or write articles about security testing. This not only helps you stay updated but also shows your commitment to the field.

We think you need these skills to ace Security Testing Specialist

Penetration Testing
Security Assessments
Vulnerability Identification
Network Protocols
Technical Problem Solving
Scripting and Automation
Technical Reporting

Some tips for your application 🫡

Show Your Curiosity:When you’re writing your application, let your curiosity shine through! Talk about your experiences with security testing and how you've dug deep into complex systems. We love seeing candidates who are eager to explore and understand the 'why' behind technology.

Be Clear and Concise:Make sure your application is easy to read and straight to the point. Use clear language to describe your skills and experiences, especially in penetration testing. We appreciate a well-structured application that highlights your technical expertise without unnecessary fluff.

Tailor Your Application:Don’t just send a generic application! Tailor it to our job description by highlighting relevant experiences and skills that match what we’re looking for. Show us how your background in infrastructure or networking makes you a perfect fit for the role.

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’re considered for the role. Plus, it gives you a chance to explore more about us and what we do!

How to prepare for a job interview at UK Telecoms Lab (UKTL)

Know Your Stuff

Make sure you brush up on your knowledge of telecoms protocols and security testing techniques. Be ready to discuss your hands-on experience with penetration testing and how you've tackled complex systems in the past. This will show that you're not just a theory person but someone who can apply their skills in real-world scenarios.

Show Your Curiosity

During the interview, don’t hesitate to ask questions about the company’s current security challenges or the technologies they use. This demonstrates your genuine interest in the role and your proactive approach to problem-solving. Remember, they want someone who is driven by curiosity, just like you!

Communicate Clearly

Be prepared to explain technical concepts in a way that non-technical stakeholders can understand. Practice articulating your thoughts on security risks and remediation strategies. This skill is crucial as you'll need to produce high-quality reports that are accessible to everyone in the team.

Emphasise Collaboration

Highlight your ability to work well in a team and support others. Share examples of how you've collaborated on projects in the past, especially in complex environments. This aligns perfectly with the company’s values of inclusivity and teamwork, making you a more attractive candidate.