• Careers Site Advertising End Date
    31 Oct 2025
  • Internal Advertising End Date
    31 Oct 2025
  • All Locations
    Birmingham, United Kingdom
  • All Departments
    UK Telecoms Lab
  • Advertising Salary:
    negotiable
  • Vacancy Type
    Permanent
  • About the Role

  • Security Testing Role – Dive Deep, Make an Impact

    You love uncovering what’s beneath the surface. Whether it’s a telecoms protocol or a complex IT system, you’re motivated to understand how things work — and how they can be made more secure. You bring a hands-on mindset to testing and analysis, and you’re motivated by the real-world impact your work can have.

    In this role, you’ll be part of a collaborative, inclusiveteam that values fresh ideas, different perspectives, and mutual support. You’ll have the freedom to explore, experiment, and grow — all while helping to build more resilient networks.

     

    What You’ll Be Doing

    • Testing hardware and software components to uncover vulnerabilities in complex systems.
    • Use positive and negative testing techniques (including fuzzing) to push network functions and protocols to their limits.
    • Script and automate your assessments to boost efficiency and repeatability.
    • Investigate and communicate your findings clearly, showcasing the technical risks and their implications
    • Contribute to high-quality technical reports that are thorough, insightful, and actionable.

     

    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

  •  What You’ll Learn

    You’ll either bring existing knowledge of telecoms protocols like Diameter, HTTP/2, SCTP, NGAP— or show the curiosity and aptitude to learn. Either way, we’ll promote your growth.

    You’ll get access to top-tier learning platforms, including:

    • Offensive Security Learn Unlimited Subscription with Exam attempts included.
    • Hack The Box
    • PentesterLab subscription
    • Plus telecoms-specific online learning resources

     

     What We’re Looking For

    You’re someone who:

    • Thrives in technical environments and enjoys solving complex problems
    • Brings fresh ideas and collaborate aswell with others
    • Is passionate about security testing and eager to keep learning

     

    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 have an SC clearance with no restrictions, or you must have the ability to obtain an SC clearance.
  • About Us

  • UKTL is building leading edge Telecoms testing facilities to keep our telecommunications networks safe, accelerate the roll-out of new technologies, and grow our world leading telecoms sector to maintain resiliency and security. 

    Read more about UKTL here!

    Successful candidates will join a state-of-the-art facility and be supporting the team conducting testing and research on the latest technologies and innovations in the industry. You will work alongside our infrastructure and Cybersecurity professionals to ensure that the UK’s world class Telecoms infrastructure grows in a resilient and secure manner underpinning growth in other industry sectors.

    As a trusted and independent national capability, UKTL interacts with standards bodies, Academia, and Government Departments as well as Communications Service Providers and equipment vendors.

    The National Physical Laboratory (NPL) is a world-leading centre of excellence that provides cutting-edge measurement science, engineering and technology to underpin prosperity and quality of life in the UK. Find out more about what it is like working here - The measure of us - Overview

    NPL and DSIT have strong commitments to diversity and equality of opportunity, and welcome applications from candidates irrespective of their background, gender, race, sexual orientation, religion, or age, providing they meet the required criteria. Applications from women, disabled and black, Asian and minority ethnic candidates in particular are encouraged. All disabled candidates (as defined by the Equality Act 2010) who satisfy the minimum criteria for the role will be guaranteed an interview under the Disability Confident Scheme. 

    At NPL, we believe our success is a result of the diversity and talent of our people. We strive to nurture and respect individuals to ensure everyone feels valued by treating everyone on the basis of their own individual merits and abilities regardless of their own or perceived identity, as part of our commitment to diversity & inclusion, we ensure we’re creating an environment where all our colleagues feel supported and welcome. More about this on our Diversity & Inclusion page.

    We offer a wealth of above industry standard benefits, such as enhanced pension scheme, flexible working, and more that can be found here rewards, benefits and recognitionOur values are at the heart of what we do, and they shape the way we interact, develop our people and celebrate success. To ensure everyone has an equal chance, we’re always willing to make reasonable adjustments to the recruitment process. If you would like to discuss, please contact us. 

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