hackajob is partnering directly with CoreTech Security to hire for this role.
Closing Date - 9th November 2026 , we reserve the right to close this advert early if we receive a high volume of suitable applications.
CoreTech Securitys 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.
CoreTech is looking for talented students with an active interest in subjects such as ethical hacking, vulnerability research and reverse engineering, to join our world-class research team for a paid summer 2027 internship. If you are going into your final year in 2027 you may be offered a contract for our 2028 graduate intake on completion of your internship.
By working closely with your peers in small, usually two-to-three person teams, our interns rapidly develop the skills necessary to deliver bespoke research and capabilities for our most trusted clients. Our intern projects are chosen specifically to give you direct insight into the sorts of projects we deliver for our clients, with real demands and as-yet unsolved technical challenges youll be expected to best. Just ask our previous interns!
Skills you may have Familiarity with one or more high-level languages such as C, C++ or Java
Experience in basic scripting using Python
Familiarity with the Linux OS and working in the shell
Participation in Capture the Flag (CTF) challenges
A basic understanding of how computers communicate (networking)
Reverse engineering using Ghidra
Ethical hacking
Familiarity with Android and adb shell
Hardware Hacking
Strong inter-personal skills and enthusiasm for working with others
We are looking for interns with a passion and enthusiasm for cyber security. Ideal candidates will be able to demonstrate an active interest and foundation knowledge in several of the skills listed above.
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Cyber Security Researcher Internship in Cheltenham employer: Hackajob
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