Job Search and Career Advice Platform
  • Jobs
  • Headhunters
  • Free resume review
  • About Us
EN
23

Penetration Tester jobs in United Kingdom

Penetration Tester

Ultima Group

Reading
On-site
GBP 80,000 - 100,000
Today
Be an early applicant
I want to receive the latest job alerts for “Penetration Tester” jobs

Penetration Tester

CyberCX Pty Ltd

United Kingdom
On-site
GBP 40,000 - 60,000
Today
Be an early applicant

Penetration Tester — Junior to Grow in Cybersecurity

CyberCX Pty Ltd

United Kingdom
On-site
GBP 40,000 - 60,000
Today
Be an early applicant

Penetration Tester - Grow Tech Security Impact

Ultima Group

Reading
On-site
GBP 80,000 - 100,000
Today
Be an early applicant

Lead Penetration Tester

In Cork

Bristol
Hybrid
GBP 75,000 - 85,000
4 days ago
Be an early applicant
discover more jobs illustrationDiscover more opportunities than anywhere else. Find more jobs now

Security Assurance Penetration Tester

RELX Group plc

United Kingdom
On-site
GBP 55,000 - 75,000
6 days ago
Be an early applicant

Principal Penetration Tester

Methodfi

Belfast
On-site
GBP 80,000 - 100,000
7 days ago
Be an early applicant

Security Assurance Penetration Tester - Web & Cloud Security

RELX Group plc

United Kingdom
On-site
GBP 55,000 - 75,000
6 days ago
Be an early applicant
HeadhuntersConnect with headhunters to apply for similar jobs

Lead Penetration Tester – Hybrid (Bristol/Malvern)

In Cork

Bristol
Hybrid
GBP 75,000 - 85,000
4 days ago
Be an early applicant

Security Consultant II (AI/ML Penetration Tester)

NetSPI Inc.

United Kingdom
On-site
GBP 55,000 - 75,000
8 days ago

Security Assurance Penetration Tester

Elsevier

Greater London
On-site
GBP 70,000 - 90,000
8 days ago

Senior Penetration Tester

National Grid plc

Warwick
Hybrid
GBP 65,000 - 70,000
8 days ago

Penetration Tester

Cybaverse LTD

England
Hybrid
GBP 40,000 - 65,000
8 days ago

Remote Penetration Tester — Web, App & Cloud Security

Cybaverse LTD

England
Hybrid
GBP 40,000 - 65,000
8 days ago

Senior Penetration Tester - Critical Infrastructure Security

National Grid plc

Warwick
Hybrid
GBP 65,000 - 70,000
8 days ago

Penetration Tester - Web & Cloud Security

Elsevier

Greater London
On-site
GBP 70,000 - 90,000
8 days ago

AI/ML Penetration Tester: Web Apps & Model Security

NetSPI Inc.

United Kingdom
On-site
GBP 55,000 - 75,000
8 days ago

Web App Security & Penetration Tester

Waterstons Ltd.

Glasgow
Hybrid
GBP 60,000 - 80,000
9 days ago

Penetration Tester

Acora Limited

City of London
On-site
GBP 60,000 - 80,000
22 days ago

Cybersecurity Penetration Tester

Thales Group

United Kingdom
Remote
GBP 45,000 - 70,000
30+ days ago

Remote Penetration Tester – Red Team for Defence

Thales Group

United Kingdom
Remote
GBP 45,000 - 70,000
30+ days ago

Lead Cyber Security Consultant - Penetration Tester (UK) - Dionach by Nomios

Dionach Ltd

Oxford
Hybrid
GBP 70,000 - 90,000
30+ days ago

Principal Software & Hardware (CEH) Assurance Practitioner

INZPIRE LTD

Bristol
Hybrid
GBP 60,000 - 80,000
30+ days ago

Top job titles:

Graduate jobsElectric jobsMechanic jobsData Engineer jobsErp jobsTranslation jobsMaintenance Engineer jobsClimate Change jobsGovernance jobsVice jobs

Top companies:

Jobs at British AirwaysJobs at KpmgJobs at SodexoJobs at MarriottJobs at UpsJobs at AwsJobs at ArrivaJobs at BcaJobs at SamsungJobs at Hcl

Top cities:

Jobs in ReadingJobs in BrightonJobs in PrestonJobs in AberdeenJobs in TelfordJobs in WarringtonJobs in ChelmsfordJobs in SolihullJobs in WinchesterJobs in Wolverhampton

Similar jobs:

Game Tester jobsProduct Tester jobsSoftware Tester jobsQa Tester jobsJunior Software Tester jobs
Penetration Tester
Ultima Group
Reading
On-site
GBP 80,000 - 100,000
Full time
Today
Be an early applicant

Job summary

A leading technology company in the UK is seeking an ambitious Penetration Tester to join their Security Testing Practice. You will deliver high-quality penetration tests, identify vulnerabilities, and contribute to continuous improvement. Required qualifications include hands-on experience in penetration testing, familiarity with security tools, and strong communication skills. The role offers competitive pay and a comprehensive benefits package, including generous holiday and parental leave policies.

Benefits

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

Qualifications

  • 2+ years of experience in penetration testing or equivalent practical experience.
  • Eligibility to obtain and maintain UK security clearances.
  • Hands-on experience in IT Health Check delivery.

Responsibilities

  • Support the delivery of IT Health Checks and penetration tests.
  • Identify vulnerabilities and provide recommendations to clients.
  • Work closely with senior consultants to share insights.

Skills

Hands-on experience in penetration testing
Penetration testing tools
Understanding of network protocols
Ability to translate technical findings
Familiarity with common web application vulnerabilities

Education

CREST Practitioner Security Analyst (CPSA)
CREST Registered Tester (CRT)
Cyber Scheme Team Member (CSTM)

Tools

Burp Suite
Nmap
Nessus
Metasploit
Job description

Are 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 doing

Maintain your penetration testing qualifications and continue developing your technical expertise in line with business and client needs.

Deliver Quality Testing

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

Collaborate and Learn

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

Develop Broad Expertise

Expand 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 values

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

We 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 Ultima

Transforming 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.

* The salary benchmark is based on the target salaries of market leaders in their relevant sectors. It is intended to serve as a guide to help Premium Members assess open positions and to help in salary negotiations. The salary benchmark is not provided directly by the company, which could be significantly higher or lower.

Job Search and Career Advice Platform

Empoweringjob seekers

Tools
  • Jobs
  • Resume review
  • Headhunters
  • Browse jobs
Company
  • About us
  • Careers at JobLeads
  • Site notice
  • Press
  • Reviews
Support
  • Help
  • Partner integration
  • ATS Partners
Social
  • JobLeads Blog
  • YouTube
  • LinkedIn
  • Instagram
  • Facebook
  • Privacy Policy
  • Terms of Use

© JobLeads 2007 - 2025 | All rights reserved