Penetration Tester

Cybercx; United Kingdom; On-site; GBP 35,000 - 50,000; Full time

Job summary

A leading cybersecurity firm in the United Kingdom is seeking candidates for a PenTesting role. Successful applicants will be responsible for delivering penetration tests, preparing reports, and building relationships with diverse clients. A relevant degree in Cyber Security is required, alongside 1-2 years of experience in a testing role or equivalent experience in AppSec. This position is ideal for customer-focused individuals who are innovative and collaborate well with teams.

Qualifications

• Degree or Masters in Cyber Security is essential.
• 1-2 years of professional experience in a PenTesting role preferred.
• Experience with HTB/CTF/OSCP/CREST is desirable.

Responsibilities

• Deliver application, network, systems, and infrastructure penetration tests.
• Prepare high-quality reports detailing security issues.
• Build strong relationships with diverse customers.

Skills

Cyber Security Degree or Masters in Cyber Security

1-2 Years in a PenTesting Role

2-3 years in AppSec or Development

Experience with HTB/CTF/OSCP/CREST

Education

Cyber Security Degree or Masters in Cyber Security

Job description

21st December, 2025

CyberCX is the leading provider of professional cyber security and cloud services across Australia and New Zealand. We have office in UK and US.

We are a trusted partner to private and public sector organisations helping our customers confidently manage cyber risk, respond to incidents and build resilience in an increasingly complex and challenging threat environment.

Through our end-to-end range of cyber and cloud capabilities, CyberCX empowers our customers to securely accelerate opportunities in the digital economy.

Our services include: consulting and advisory, governance, risk and compliance, incident response, penetration testing and assurance, network and infrastructure solutions, cloud security and solutions, identity and access management, managed security services and cyber security training.

Preferred Qualifications, Experience & Skills

• Cyber Security Degree or Masters in Cyber Security
• EITHER 1-2 Years professional experience in a PenTesting Role
• OR 2-3 years in AppSec, Development, IT support AND HTB/CTF/OSCP/CREST

If you are a UK Citizen and fit into either of those two categories, you are strongly encouraged to apply.

Please ensure the relevant experience is included in your CV, especially any extracurricular penetrating testing /red team activities you have been doing in your free time.

Key Roles & Responsibilities

• Deliver application, network, systems, and infrastructure penetration tests for customers.
• Able to perform the top five and emerging STA services offered by the Practice to a high standard with adequate supervision
• Prepare high quality reports detailing security issues, making recommendations, and identifying solutions, contribute to presentations and discussions with customers around testing performed, key results, recommendations, and the next steps
• Build and promote strong, long-lasting relationships with a diverse range of customers, and identify and explore opportunities within existing and new customers
• Ensure that KPIs around client expectation management, delivery deadlines, quality of work and deliverables etc are met, including conducting quality management
• Share knowledge and support STA team members to up/cross skill in hard and soft skills
• Contribute to a culture of empowerment, collaboration, and accountability through consistent employee engagement
• Assist with R&D, innovation, and practice improvement activities, under supervision
• Actively collaborate across CyberCX, and continuously look for ways to add value
• Facilitate communication, partnerships and cross-pollination across the business to allow teams to better engage and service customers
• Meet utilisation targets and ensure on-budget delivery

Personal Attributes

• Professional and ethical, you inspire trust and confidence through integrity and respect
• Customer-obsessed and a self-starter, you go above and beyond to deliver extraordinary results and experiences for customers
• Innovative and open to change, you are focused on finding opportunities for continuous improvement and ways to optimise work processes
• Collaborative and with an enterprise mindset, you speak up and welcome all input, opinions, and questions
• Emotionally intelligent, you demonstrate empathy, connection, and assertiveness

NB. Due to Xmas holidays, CVs will be reviewed week of the 12th January