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- Tasks: Conduct penetration tests and support red-team engagements while producing detailed reports.
- Company: Specialist cyber security consultancy known for high-impact testing and assessments.
- Benefits: Competitive salary, mentorship, funded training, and clear progression routes.
- Why this job: Accelerate your career in a dynamic environment with cutting-edge security challenges.
- Qualifications: First-Class Honours in Computer Science and hands-on experience in offensive security.
- Other info: Collaborative culture that encourages innovation and personal development.
The predicted salary is between 24000 - 48000 £ per year.
Opus is partnered with a specialist cyber security consultancy renowned for delivering high-impact penetration testing, red-team engagements, and advanced security assessments to clients across finance, government, defence, and enterprise sectors. Due to continued growth, they are seeking a Junior–Mid Level Penetration Tester with exceptional academic credentials and a strong technical foundation.
This role is ideal for someone who has already gained hands-on experience in offensive security—either commercially or through structured labs, CTFs, or research—and is ready to accelerate their career within a consultancy that invests heavily in technical development.
Key Responsibilities- Conduct penetration tests across web applications, APIs, mobile applications, cloud environments, and internal/external infrastructure.
- Support red-team and adversary simulation engagements under senior guidance.
- Produce clear, detailed, and actionable technical reports for clients.
- Present findings to both technical and non-technical stakeholders.
- Contribute to internal research, tooling, and methodology development.
- Stay current with emerging vulnerabilities, exploitation techniques, and security trends.
- Work collaboratively with senior testers and consultants to deliver high-quality engagements.
- Minimum Academic Requirement - First-Class Honours in Computer Science - This requirement is non-negotiable due to the technical depth and analytical rigour expected by the consultancy.
- Strong understanding of offensive security principles, vulnerabilities, and exploitation techniques.
- Experience with common tools such as Burp Suite, Nmap, Metasploit, Kali Linux, and associated frameworks.
- Knowledge of web technologies (HTTP, REST, authentication flows, common web vulnerabilities).
- Familiarity with OWASP Top 10, MITRE ATT&CK, and secure coding concepts.
- Ability to analyse and break down complex technical systems.
- Strong written communication skills, particularly in producing structured technical reports.
- Demonstrable passion for cyber security—e.g., CTFs, Hack The Box, TryHackMe, personal research, GitHub projects.
- Industry certifications (e.g., OSCP, OSWE, CRT, eJPT, eCPPT).
- Exposure to cloud security testing (Azure, AWS, GCP).
- Scripting or programming experience (Python, Bash, PowerShell, JavaScript, etc.).
- Experience in mobile application testing (iOS/Android).
- Understanding of Active Directory attack paths and privilege escalation.
- Mentorship from highly experienced penetration testers and red-team operators.
- Funded training, certifications, and structured development pathways.
- Exposure to diverse, challenging client environments.
- A collaborative, research-driven culture that encourages innovation.
- Clear progression routes from junior to senior consultant.
Penetration Tester employer: Opus Recruitment Solutions
Contact Detail:
Opus Recruitment Solutions Recruiting Team
StudySmarter Expert Advice 🤫
We think this is how you could land Penetration Tester
✨Network Like a Pro
Get out there and connect with folks in the cyber security scene! Attend meetups, webinars, or even online forums. We all know that sometimes it’s not just what you know, but who you know that can land you that dream job.
✨Show Off Your Skills
Don’t just tell them you’re great at penetration testing—show them! Create a portfolio of your projects, CTFs, or any research you've done. We love seeing practical examples of your skills, so make sure to highlight your hands-on experience.
✨Ace the Interview
Prepare for those tricky interview questions by brushing up on your technical knowledge and soft skills. Practice explaining complex concepts in simple terms, as you’ll need to communicate effectively with both techies and non-techies alike. We want to see how you think on your feet!
✨Apply Through Our Website
When you find a role that excites you, don’t hesitate—apply through our website! It’s the best way to ensure your application gets seen by the right people. Plus, we’re always on the lookout for passionate candidates like you to join our team.
We think you need these skills to ace Penetration Tester
Some tips for your application 🫡
Show Off Your Skills: Make sure to highlight your technical skills and any hands-on experience you've got in offensive security. We want to see what tools you’ve used, like Burp Suite or Metasploit, and how you’ve applied them in real-world scenarios or labs.
Tailor Your Application: Don’t just send a generic CV and cover letter! Tailor your application to reflect the specific requirements of the Penetration Tester role. Mention your understanding of web technologies and any relevant projects that showcase your passion for cyber security.
Be Clear and Concise: When writing your application, clarity is key. We appreciate structured and detailed reports, so make sure your application reflects that. Use bullet points where necessary and keep your language straightforward to convey your ideas effectively.
Apply Through Our Website: We encourage you to apply directly through our website. It’s the best way for us to receive your application and ensures you’re considered for the role. Plus, it shows you’re keen on joining our team!
How to prepare for a job interview at Opus Recruitment Solutions
✨Know Your Tools Inside Out
Make sure you’re familiar with the common tools mentioned in the job description, like Burp Suite and Metasploit. Practise using them in real scenarios or labs so you can confidently discuss your experience during the interview.
✨Showcase Your Passion
Bring up any personal projects, CTFs, or research you've done in cyber security. This not only shows your enthusiasm but also demonstrates your commitment to staying current in the field. Be ready to discuss what you learned from these experiences.
✨Prepare for Technical Questions
Expect to be quizzed on offensive security principles and vulnerabilities. Brush up on the OWASP Top 10 and MITRE ATT&CK frameworks. Practising how to explain complex concepts simply will help you communicate effectively with both technical and non-technical stakeholders.
✨Craft Clear Reports
Since producing detailed technical reports is part of the role, think about how you would structure a report based on a past project or test. Be prepared to discuss your approach to writing clear, actionable findings, as this will be crucial in your new role.
