Penetration Tester / Red Team jobs in United Kingdom

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1. Penetration Tester (CHECK Team Member)

   Oscar Associates Limited · UK, United Kingdom

   Onsite · yesterday · $73k · Jobs by Adzuna

   Penetration testing

   Apply

2. Professional Services Red Team Intern - Summer 2027 (Remote, GBR)

   CrowdStrike · United Kingdom - London, United Kingdom - Reading; United Kingdom - Remote

   Remote · yesterday

   LinuxPenetration testingSystem designWindows Server / AD

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3. Senior Infrastructure Specialist (Red Team)

   Inspire People · Crownhill, Plymouth, United Kingdom

   Onsite · 3 days ago · $81k · Jobs by Adzuna

   Penetration testingSIEM / SOC

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4. Penetration Tester - UK

   Oscar Associates Limited · UK, United Kingdom

   Onsite · 3 days ago · $67k · Jobs by Adzuna

   Penetration testing

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5. Penetration Tester

   UKTL · Brentford, West London, United Kingdom

   Onsite · 5 days ago · $53k–$107k · Jobs by Adzuna

   Penetration testing

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6. Cyber Security Consultant - Penetration Tester

   FlexIT Talent Solutions Ltd · Shoreditch, East London, United Kingdom

   Onsite · 5 days ago · $87k · Jobs by Adzuna

   Penetration testing

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7. Ethical Hacker / Penetration Tester

   NEWTO TRAINING LIMITED · Broadgate, Central London, United Kingdom

   Onsite · 5 days ago · $87k · Jobs by Adzuna

   Penetration testing

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8. Penetration Tester

   Ocho · Belfast, Northern Ireland, United Kingdom

   Onsite · 5 days ago · $133k · Jobs by Adzuna

   Penetration testing

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9. Penetration Tester

   VIQU IT · Ladywood, Birmingham, United Kingdom

   Onsite · 5 days ago · $80k–$87k · Jobs by Adzuna

   OWASP / AppSecPenetration testing

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10. Penetration Tester

    10Nex Consultancy · New Cross, South East London, United Kingdom

    Onsite · 6 days ago · $73k–$80k · Jobs by Adzuna

    Penetration testing

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11. Security Penetration Tester

    Thames Water · Reading, Berkshire, United Kingdom

    Onsite · 6 days ago · $0k–$96k · Jobs by Adzuna

    Penetration testing

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12. Penetration Tester

    Darkshield · York, North Yorkshire, United Kingdom

    Onsite · 6 days ago · $67k–$93k · Jobs by Adzuna

    Penetration testing

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13. Penetration Tester (CHECK Team Member)

    Oscar Technology · Oxfordshire, South East England, United Kingdom

    Onsite · 7 days ago · $60k–$73k · Jobs by Adzuna

    Penetration testing

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14. Cyber Security Penetration Testing Consultant

    Accenture · London, UK, United Kingdom

    Onsite · 7 days ago · Jobs by Adzuna

    Penetration testing

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15. Security Engineer (AI Red Team)

    Refractal · London

    Onsite · 7 days ago · Visa / relocation · via Arbeitnow

    LLMs / GenAIManual testing

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16. Security Penetration Tester

    Pertemps Thames Water · Englefield, Reading, United Kingdom

    Onsite · 8 days ago · $96k · Jobs by Adzuna

    Penetration testing

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17. Penetration Tester

    BAE Systems · UK, United Kingdom

    Onsite · 10 days ago · $73k · Jobs by Adzuna

    Penetration testing

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18. Internal Penetration Tester

    Salt Search · London, UK, United Kingdom

    Onsite · 11 days ago · $100k–$147k · Jobs by Adzuna

    Penetration testing

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19. Penetration Tester

    Lloyds Bank · UK, United Kingdom

    Onsite · 12 days ago · $65k–$73k · Jobs by Adzuna

    Penetration testing

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20. Ethical Hacker / Penetration Tester – no experience needed

    NEWTO TRAINING LIMITED · North West London, London, United Kingdom

    Onsite · 13 days ago · $87k · Jobs by Adzuna

    Penetration testing

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21. Principal Penetration Tester

    Morson Edge · UK, United Kingdom

    Onsite · 14 days ago · Jobs by Adzuna

    KubernetesPenetration testing

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22. Graduate Security Consultant / Penetration Tester

    Oscar Technology · Bristol, South West England, United Kingdom

    Onsite · 14 days ago · $37k–$45k · Jobs by Adzuna

    Penetration testing

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23. Senior Penetration Tester

    Morson Edge · UK, United Kingdom

    Onsite · 14 days ago · $87k · Jobs by Adzuna

    Penetration testing

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24. Penetration Tester

    G-Research · London, UK, United Kingdom

    Onsite · 19 days ago · Jobs by Adzuna

    Penetration testing

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25. Cyber Security Penetration Test Engineer

    Tata Technologies Europe Ltd · Lighthorne Heath, Leamington Spa, United Kingdom

    Onsite · 20 days ago · Jobs by Adzuna

    Penetration testing

    Apply