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- Tasks: Join our team as a Senior Penetration Tester and tackle exciting security challenges.
- Company: Instil, an award-winning tech company focused on innovation and employee wellbeing.
- Benefits: Enjoy flexible working, competitive salary, 35 days holiday, and professional development opportunities.
- Other info: Be part of a vibrant culture with community initiatives and recognition for your contributions.
- Why this job: Make a real impact in offensive security while mentoring junior testers in a supportive environment.
- Qualifications: 2+ years of penetration testing experience and CHECK Team Member status required.
The predicted salary is between 55000 - 70000 £ per year.
We are looking for a Senior Penetration Tester with CHECK to join our growing team. You will play a critical role in delivering high-quality penetration testing engagements across infrastructure, cloud, web, and mobile applications for a diverse range of clients, including software, fintech, manufacturing, engineering, legal, and public sector organisations. This is a hands-on role where your expertise will help identify and remediate security weaknesses, while contributing to the development of our methodologies and mentoring junior testers. If you’re passionate about offensive security and want to work on varied, challenging projects in a supportive environment, we’d love to hear from you.
Essential Skills
- CHECK Team Member (CTM) status
- Current UK Security Clearance
- At least 2+ years of penetration testing experience
- Strong experience with web application and network penetration testing methodologies
- In-depth knowledge of operating systems (Linux, Windows, Active Directory)
- Familiarity with cloud environments and ability to perform cloud security reviews
- Proficiency with tools such as BurpSuite Pro, Nmap, Nessus, and Kali Linux
- Knowledge of scripting languages (Python, Shell, etc.)
Nice-to-Have
- CHECK Team Lead (CTL) status (Infrastructure or Applications)
- Relevant certifications (OSCP, Cyber Scheme)
- Experience with Hack the Box or Capture the Flag simulations
Why Join Instil?
- Recognition That Matters: A discretionary annual performance bonus that rewards your impact and contribution to our success.
- Flexibility Built In: Flexible working arrangements and summer hours, because life isn’t 9 to 5, and balance matters.
- Financial Security: A highly competitive pension scheme with generous employer contributions, private healthcare, and life assurance for peace of mind.
- Health & Wellbeing: Employee Assistance Programme, mental health support, cycle-to-work scheme, and regular social events to keep our culture vibrant.
- Time to Recharge: 35 days holiday, enhanced maternity pay, and family-first policies so you can focus on what matters most.
- Learning Never Stops: From courses to certifications, we’ll invest in your development so you can keep growing and shaping what’s next.
- Community & Culture: Opportunities to volunteer, give back, and be part of initiatives that make Instil a truly inclusive and connected workplace.
Instil has been delivering world-class software engineering and technology solutions for over 20 years, trusted by global brands to solve complex challenges and drive innovation. From modernising legacy systems to building cutting-edge applications, we help our clients navigate an ever-changing digital landscape with confidence and agility.
We’re proud to be an award-winning employer, reflecting how our people are at the heart of everything we do: Recognised as a Great Place to Work® for three consecutive years, and in 2024 ranked in the Top 20 Best Workplaces in the UK for medium-sized companies. Winner of Company of the Year at the Digital DNA Awards 2022, celebrating excellence in Northern Ireland’s tech sector. Driven by a love for technology and a commitment to excellence, we bring together people who want to make a difference. We’ll support your journey, because your success is part of ours.
Senior Penetration Tester - CTM in Belfast employer: Instil Software
Contact Detail:
Instil Software Recruiting Team
StudySmarter Expert Advice 🤫
We think this is how you could land Senior Penetration Tester - CTM in Belfast
✨Tip Number 1
Network like a pro! Get out there and connect with folks in the industry. Attend meetups, webinars, or even local tech events. You never know who might have the inside scoop on job openings or can refer you directly to hiring managers.
✨Tip Number 2
Show off your skills! Create a portfolio showcasing your penetration testing projects, whether they’re from work, personal projects, or even challenges from platforms like Hack the Box. This gives potential employers a taste of what you can do.
✨Tip Number 3
Prepare for interviews by brushing up on common penetration testing scenarios and methodologies. Practice explaining your thought process and how you approach security challenges. Confidence is key, so let your passion for offensive security shine through!
✨Tip Number 4
Don’t forget to apply through our website! We love seeing candidates who are genuinely interested in joining our team. Tailor your application to highlight your relevant experience and skills, and make sure to follow up after applying to show your enthusiasm.
We think you need these skills to ace Senior Penetration Tester - CTM in Belfast
Some tips for your application 🫡
Tailor Your CV: Make sure your CV is tailored to the Senior Penetration Tester role. Highlight your CHECK Team Member status, relevant experience, and any specific tools or methodologies you've used. We want to see how your skills align with what we're looking for!
Craft a Compelling Cover Letter: Your cover letter is your chance to shine! Share your passion for offensive security and mention any unique projects or experiences that set you apart. Let us know why you’re excited about joining our team at Instil.
Showcase Your Skills: In your application, don’t forget to showcase your technical skills. Mention your proficiency with tools like BurpSuite Pro and Nmap, and any scripting languages you know. We love seeing candidates who can hit the ground running!
Apply Through Our Website: We encourage you to apply through our website for a smoother process. It helps us keep track of applications and ensures you get all the latest updates. Plus, it’s super easy to do!
How to prepare for a job interview at Instil Software
✨Know Your Tools Inside Out
Make sure you’re well-versed in the tools mentioned in the job description, like BurpSuite Pro and Nmap. Practise using them in real-world scenarios or labs to demonstrate your hands-on experience during the interview.
✨Showcase Your Methodologies
Be prepared to discuss your approach to penetration testing. Highlight specific methodologies you’ve used in past projects, especially for web applications and cloud environments. This will show that you not only have the skills but also a structured way of applying them.
✨Brush Up on Security Clearance Knowledge
Since current UK Security Clearance is essential, be ready to talk about your clearance status and any relevant experiences. Understanding the implications of security clearance in your role can set you apart from other candidates.
✨Demonstrate Your Passion for Offensive Security
Share examples of how you’ve engaged with the offensive security community, whether through Hack the Box challenges or Capture the Flag events. This shows your enthusiasm and commitment to staying updated in the field, which is crucial for a Senior Penetration Tester.