Junior Penetration Tester

About Us

Integrity360 is the largest independent cyber security provider in Europe, with a growing international presence spanning the UK, Ireland, mainland Europe, Africa and the Caribbean. With over 700 employees, across 12 locations, and six Security Operations Centres (SOCs)—including locations in Dublin, Sofia, Stockholm, Madrid, Naples and Cape Town—we support more than 2,500 clients across a wide range of industries. 

Over 80% of our team are technical experts, focused on helping clients proactively identify, protect, detect and respond to threats in an ever-evolving cyber landscape. Our security-first approach positions cyber resilience as a business enabler, empowering organisations to operate with confidence. 

At Integrity360, people come first. We invest heavily in learning, development and progression, fostering a dynamic culture where innovation, collaboration and continuous growth are at the heart of what we do. If you're ready to take your cyber security career to the next level, we’d love to hear from you. 

Job Role / Responsibilities

We are looking for a Junior Security Consultant with a strong interest in cybersecurity and a passion for learning. In this role, you will assist with a variety of technical security assessments of clients’ IT systems under the guidance of senior consultants. You will contribute to projects involving web applications, networks, and mobile platforms, and help document findings and recommendations. This is a hands-on learning opportunity with mentorship and exposure to industry tools, techniques, and methodologies. Projects typically last one to three weeks and may occasionally involve travel to client sites.

Primary Duties/Responsibilities include:

• Support security assessments of applications, systems, and networks
• Perform penetration testing and vulnerability assessments under supervision and assist Senior Penetration testers.
• Contribute to documentation and reporting of technical findings
• Participate in research tasks and keep up to date with current security trends
• Help prepare client presentations and internal knowledge sharing sessions
• Contribute to internal tools, scripts, or lab environments
  

Required Skills / Experience

• Some hands-on experience with IT systems, either through education, labs, internships, or personal projects
• Basic understanding of security concepts (e.g., OWASP Top 10, common vulnerabilities)
• Familiarity with Windows and/or Linux environments
• Exposure to at least one programming or scripting language (e.g., Python, Java, C#, Bash)
• Strong interest in ethical hacking, security testing, or penetration testing
• Willingness to learn and work in a collaborative team environment
• Good communication and writing skills

Nice-to-Have

• Participation in CTFs, bug bounty programs, or lab-based learning (e.g., TryHackMe, Hack The Box)
• Understanding of basic networking concepts (TCP/IP, DNS, Firewalls)
• Exposure to tools like Burp Suite, Nmap, or Wireshark
• Coursework or certification in cybersecurity-related topics
  

Personal Specification 

• Strong desire to learn and grow in the cybersecurity field
• Curiosity about how systems work (and how they can break)
• Problem-solver with attention to detail
• Willingness to travel occasionally
• Adaptable and self-motivated

Certifications/Qualifications

• One of the industry-leading qualifications (OSCP, CyberScheme, CREST, OSCE, OSWP)

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