
Hackajob Ltd
Vulnerability Researcher Internship
Job Description
Salary: £30,500 - 50,500 per year
Requirements:- A passion for cyber security and a genuine interest in bug hunting
- Familiarity with recent vulnerabilities
- A desire to thrive on solving difficult and complex problems
- Knowledge of vulnerability types such as stack/heap overflow and use-after-free, and common mitigations
- Familiarity with one or more high-level languages such as C, C++ or Java
- An active interest and foundation knowledge in several of the listed skills
- Strong interpersonal skills and enthusiasm for working with others
- Interest in how software vulnerabilities and exploits work
- Basic scripting experience using Python
- Familiarity with the Linux operating system and working in the shell
- Participation in Capture the Flag (CTF) challenges
- A basic understanding of how computers communicate, including networking
- Experience with reverse engineering using Ghidra
- Interest in ethical hacking
- Familiarity with Android and adb shell
- Interest in hardware hacking
- Join our paid summer 2027 internship in our world-class research team
- Work closely with peers in small teams, usually two to three people
- Rapidly develop the skills needed to deliver bespoke research and capabilities for our trusted clients
- Take on intern projects designed to give direct insight into the work we deliver for clients
- Tackle real demands and as-yet unsolved technical challenges
- Contribute to research focused on the security of mobile and embedded technologies
- Use Ghidra for reverse engineering
- Produce proof of concepts in the most suitable language for the project, such as C, C++, Python or assembly code
- Demonstrate an inquisitive mindset while solving challenging research tasks
- Potentially progress to a 2028 graduate intake contract if you are going into your final year in 2027
- Android
- Embedded
- Hardware
- Java
- Linux
- Mobile
- Python
- Security
- C++
More:
We are partnering directly with CoreTech Security, a company focused on delivering high-end security research and bespoke solutions to some of the most interesting cyber security clients in the UK. Our team includes vulnerability researchers, reverse engineers, and high-assurance software engineers, and our research work primarily centers on the security of mobile and embedded technologies, with occasional work in other areas. This is a paid summer 2027 internship, and 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.
last updated 39 week of 2026
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About Hackajob Ltd

Hackajob Ltd
Cheltenham Trade Park
IT
Skills & Technologies
Inferred from job description
Salary Insight
£40,500
This role
£55,000
UK median
This salary is 26% below the UK median for UK tech roles (£55,000/yr).
Based on 2024–2025 UK technology sector benchmarks