Junior Cyber Security Researcher - September 2027

CheltenhamFull-timePosted Aug 25, 2026

Job description

Core. Tech Security’s mission is to deliver high-end security research and bespoke solutions to some of the most interesting cyber security clients in the UK. In practice, this means that we have built a world-class team of vulnerability researchers, reverse engineers, and high-assurance software engineers. Core. Tech is looking for talented individuals with an active interest in subjects such as reverse engineering, hardware teardown and cyber engineering to join our world-class research team.

We deliver bespoke and innovative solutions which enable the operational needs of our clients. Our team is highly experienced, deeply technical and has a rich history of blending rapid prototyping, security research and software engineering skills. Our Operational Research team use a blend of technical skillsets, state of the art tooling and creative innovation to achieve the best results for our clients.

This role requires an inquisitive mindset and enthusiasm for solving difficult research tasks. Core. Tech Academy As a Core. Tech graduate you will be enrolled on the Core. Tech Academy where you’ll be provided with the opportunity to rapidly skill up in bug hunting and reverse engineering through a mix of training, mentoring and shadowing with our experienced team.

The Academy also provides the opportunity to attend seminars/presentations on a whole range of subjects, presented by colleagues from across the business.

Description copied from CoreTech Security Services's careers page. Read the full posting before you apply.

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