3B Data Security (part of UBDS Group) are looking for a skilled and experienced Senior Penetration Tester who can provide exceptional service delivery and contribute to the continued expansion of the organisation.
You will have a CHECK Team Leader (CTL) qualification in infrastructure and must also hold a Chartered or Principal Cyber Security Professional title in Security Testing.
You will be an integral member of the team, working with senior management to achieve and maintain CHECK Green status. You will take the lead on CHECK engagements, directing the team as necessary to provide a high-quality service to our clients.
In addition to CHECK work, you will also work on our commercial engagements which range from infrastructure and application testing (web and mobile) to social engineering and Red Team engagements. There are opportunities to develop future complementary testing services around different industries and technology areas, and help to grow the team, business unit and service offerings where necessary.
Key Responsibilities Include:
Requirements
Benefits
Why people choose to grow their careers at UBDS Group
Professionals choose to grow their careers at UBDS Group for its reputation as a dynamic and forward-thinking organisation that is deeply committed to both innovation and employee development. At UBDS Group, employees are given unique opportunities to work on cutting-edge projects across a diverse range of industries, exposing them to new challenges and learning opportunities that are pivotal for professional growth. The Group’s culture emphasises continuous improvement, offering ample training programs, mentorship, and the chance to gain certifications that enhance their skills and marketability.
UBDS Group fosters a collaborative environment where creativity and innovation are encouraged, allowing employees to contribute ideas and solutions that have a tangible impact on the company and its clients. This combination of professional development, a culture of innovation, and the opportunity to make meaningful contributions makes UBDS Group an attractive place for those looking to advance their careers and be at the forefront of technological and operational excellence.
Employee Benefits
About UBDS Group
At UBDS Group our mission is to support entrepreneurs who are setting new standards with technology solutions across cloud services, cybersecurity, data and AI, ensuring that every investment advances our commitment to innovation, making a difference, and creating impactful solutions for organisations and society.
Equal Opportunities
We are an equal opportunities employer and do not discriminate on the grounds of gender, sexual orientation, marital or civil partner status, pregnancy or maternity, gender reassignment, race, colour, nationality, ethnic or national origin, religion or belief, disability or age.

UBDS Digital, a brand on a mission to deliver unparalleled client value, unmatched employee experience, and to make a meaningful difference in society. We understand your needs deeply and are laser focused on outcomes, never compromising on quality or security.
We are your visionary partner, taking on complex work, creating smarter
solutions, with innovative technologies, for the best results and producing lasting progress, for all.
In September 2024, UBDS Digital became B Corp Certified. This certification affirms our commitment to purpose-driven practices and using business as a force for positive change. We are proud to align each project with the broader mission of benefiting all stakeholders, not just shareholders, and to be part of a movement of forward-thinking companies that prioritise societal impact.