Penetration Tester in Reading

Global Talent Acquisition Manager at Ultima Business Solutions – Driving Digital Transformation with the use of Artificial Intelligence and AutomationAre you an ambitious cybersecurity professional with a passion for uncovering vulnerabilities and strengthening digital defences?

Join Ultima\’s Security Testing Practice as a Penetration Tester and play a key role in protecting our clients\’ critical systems. Working alongside experienced consultants, you\’ll deliver high-quality penetration testing engagements, contribute to continuous improvement, and grow your expertise in a collaborative, knowledge-sharing environment.

What you\’ll be doingMaintain your penetration testing qualifications and continue developing your technical expertise in line with business and client needs.

Deliver Quality TestingSupport the delivery of IT Health Checks and penetration tests, identifying vulnerabilities and providing clear, actionable recommendations to clients.

Collaborate and LearnWork closely with senior consultants, sharing insights and best practices while contributing to a strong culture of learning within the Security Testing Practice.

Develop Broad ExpertiseExpand your skill set to deliver a range of security testing services that support evolving business and client requirements.

You\’ll also:

Be passionate about the full security lifecycle

Engage confidently with both technical and non-technical stakeholders

Demonstrate curiosity, adaptability, and a solution-focused mindset

Translate complex technical findings into clear, accessible reports

What we\’re looking for

Hands-on experience in penetration testing or IT Health Check delivery

A current penetration testing qualification such as:

CREST Practitioner Security Analyst (CPSA)

CREST Registered Tester (CRT)

Cyber Scheme Team Member (CSTM)

2+ years\’ penetration testing experience (or equivalent practical experience)

Eligibility to obtain and maintain UK security clearances

Familiarity with common tools such as Burp Suite, Nmap, Nessus, Metasploit, etc.

Understanding of network protocols (TCP/IP, OSI model) and common web application vulnerabilities

Our valuesAt Ultima, you will live and breathe our values of Commitment, Collaboration, Inclusion, Innovation, and Inspiration .

BenefitsWe offer competitive pay alongside a comprehensive benefits package, including:

25 days\’ holiday (rising to 27) plus bank holidays

2 volunteering days and 1 personal day

Life assurance

Enhanced parental leave

Cycle to Work scheme

And more

About UltimaTransforming technology into meaningful outcomes.

Ultima is a leading technology and managed services provider, helping organisations realise the full value of their IT investments. With deep expertise across security, cloud, data, and digital workplace solutions, we partner with customers to deliver secure, innovative, and impactful outcomes.

Learn more at www.ultima.com

Ultima is proud to be an equal opportunity employer, committed to building a diverse, inclusive, and equitable workplace where everyone can thrive.

Seniority level

Mid-Senior level

Employment type

Full-time

Job function

Information Technology

Industries

IT Services and IT Consulting

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