Penetration Tester (Mid/Senior)
At Vertical Structure (an Instil Company), we specialise in providing human-focused security and penetration testing services for web applications, cloud infrastructure and mobile applications.
The Role
We are looking for a Mid / Senior Penetration Tester to join our dynamic team. As a Pen Tester, you will be part of the delivery team, conducting penetration tests and vulnerability assessments across a range of technologies and a wide range of customers including software, fintech, manufacturing, engineering, legal, and public sector. Your insights will be crucial in identifying security weaknesses and helping clients fortify their systems.
We offer varied, challenging work in a supportive environment where you will find yourself constantly evolving and learning, whilst studying towards CREST (CPSA/CRT/CCT) or Cyber Scheme (CSTM/CSTL) certifications. If this sounds like you, we'd love to hear from you.
Location Requirements
This role is based in Belfast and may require some onsite work with clients. Therefore, candidates should be located in Northern Ireland.
Benefits
- Competitive Salary & Annual Bonus
- Hybrid Working
- Flexible Working Hours
- Summer Working Hours
- 35 Days Holiday
- Private Pension (8% Employer, 5% Employee)
- Private Healthcare
- Life Assurance
- Cycle to Work Scheme
Day to Day
- Probe & exploit security vulnerabilities in client's Infrastructure, Web Applications and Mobile Applications using a variety of penetration tests.
- Write detailed reports outlining vulnerabilities and providing actionable recommendations.
- Collaborate with clients during kick-off and discovery sessions, providing expert advice.
- Stay current with the latest security threats, vulnerabilities, and trends.
- Research offensive security techniques to assess and validate infrastructure and technologies, including cloud-based systems.
- Automate repetitive tasks by developing scripts to streamline testing processes.
- Mentor junior penetration testers and contribute to their professional development.
- Play a key role in enhancing existing tools, methodologies, and reports.
- Support pre-sales efforts by acting as a penetration testing subject-matter expert.
- Communicating Security Vulnerabilities to both technical and non-technical stakeholders.
Need to Have
- At least 2+ years of experience in penetration testing.
- Demonstrable skills in the Penetration Testing/Ethical Hacking field.
- In-depth knowledge of various web technologies, operating systems, particularly Linux, Windows, and Active Directory.
- Knowledge of Scripting Languages e.g. Python.
- Strong experience with web application and network pen testing methodologies.
- Proficiency in using penetration testing tools such as BurpSuite Pro, Nmap, and Nessus.
- Familiarity with Kali Linux and the associated penetration testing tool suite.
- Experience in penetration testing simulations like Hack the Box or Capture the Flag.
- Excellent communication and technical report writing skills.
- Relevant security certifications (e.g. OSCP, CREST, Cyber Scheme.)
- UK SC clearance
Equality
Instil is an equal opportunity employer and values diversity at our company. We are committed to equality of opportunity for all staff. Applications from individuals are encouraged regardless of age, disability, gender reassignment, marriage and civil partnership, pregnancy and maternity, race, religion or belief, sex, and sexual orientation.
- Department
- Cyber Security
- Locations
- Belfast
Our values
Keep an eye on the why
Our work is grounded in craft, discipline and know-how. We sweat the detail without getting lost in the weeds. At all times, we remain focused on the bigger picture and our mission of delivering extraordinary impact for our customers.
Lead with empathy
Understanding and relating to other perspectives is essential to our work. From how we problem-solve to how we treat each other, we start from the outside and work in, prioritising people and their needs first.
Own it, together
Software development is a team sport. Whether it’s a team of two or 200, we take collective responsibility for our outputs, facing challenges and celebrating successes as one. After all, our best work is done together.
Step out of your capsule
Progress means pushing boundaries. It means looking beyond, questioning the status quo and finding comfort outside our comfort zone. Continuous improvement is a collective responsibility - we each play a part.
Bring the craic!
Work should be enjoyable. A little laughter and positive energy go a long way to keeping us motivated and connected. Happy teams do better work and we take that seriously 🙂
Penetration Tester (Mid/Senior)
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