About this role
Salary: £60,000 - 80,000 per year
Requirements
- Significant penetration testing experience
- Strong knowledge of exploitation techniques and vulnerability assessment
- Experience working across complex technical environments
- A passion for mentoring and developing others
- Excellent communication and stakeholder engagement skills
- Experience in networking, software, infrastructure, or telecoms environments
- Recognised penetration testing qualifications such as OSCP/OSCP+, CPTS, CREST CRT, or equivalent
- Eligibility to obtain and maintain SC clearance with no restrictions; existing SC clearance is advantageous
Responsibilities
- Lead security assessments across hardware, software, and telecoms systems
- Conduct advanced penetration testing in dedicated lab environments
- Use techniques such as fuzzing and protocol testing to identify vulnerabilities
- Automate testing processes and improve assessment capabilities
- Develop technical reports and communicate risks effectively
- Mentor colleagues and support capability growth across the team
- Contribute to testing methodologies and long-term strategy
Technologies
- Hardware
- Support
- Security
More
We are UKTL, where our work helps strengthen the security, resilience, and future of the UKs telecommunications networks. As a Senior Cyber Security Test Researcher, you can remain hands-on while influencing how security testing is delivered and working with specialists in telecoms, cyber security, and national resilience. We offer access to specialist technologies and dedicated test environments, meaningful projects, professional development and certification opportunities, and a supportive environment for learning and career progression.
The salary is £60,000–£80,000 per year, depending on capability and experience; higher offers may be considered for exceptional specialist expertise. Our benefits include a pension with employer contributions of up to 12%, life assurance, generous leave and sick pay, enhanced family leave, private GP access, an Employee Assistance Programme, income protection, interest-free loans, lifestyle discounts, professional development, and wellbeing initiatives.
We expect successful applicants to attend our Birmingham office at least two days per week, and we welcome full-time, part-time, or flexible arrangements subject to business needs. Our site has rail and bus connections, including access via Birmingham International station, and free on-site parking. Other benefits include relocation assistance, transport links, and work-from-home options.
Employment cannot begin until required security clearance has been granted.
last updated 45 week of 2026