Latest Penetration Testing Jobs

Penetration Tester

About the roleWe are building an internal penetration testing function to strengthen our defensive security capabilities. This role uses offensive skills to discover and demonstrate vulnerabilities in our systems. Tesco Technology deploys solutions across a range of stacks, from on‑premise infrastructure to cloud‑centric deployments. You will work with developers to...

Tesco Technology

Welwyn Garden City

Penetration Tester

ReRoot Cyber is seeking highly skilled and forward-thinking penetration testers to join one of the UK’s most respected testing teams for their Scotland division. This is an independent, privately owned testing consultancy led by industry-recognised names who are hackers at heart. This team is led by an active penetration tester...

JR United Kingdom

Northampton

Penetration Tester (CHECK)

Are you an offensive security specialist who is excited about delivering the best service possible? Keen to work in a business where you stand to work alongside some very talented testers? CND are working with a boutique Cyber Security consultancy who are focused on the Penetration Testing market. What makes...

CND

Cheltenham

Penetration Tester

Penetration Tester – UK (Hybrid/Remote) Salary: Competitive + Benefits We’re looking for an experienced Penetration Tester to join our growing cybersecurity team. You’ll conduct a wide range of security assessments — from web and network testing to red teaming and social engineering — helping clients strengthen their defenses against real-world...

Halian | Managed Services, Recruitment Agency & Contract Staffing

Liverpool

Penetration Tester

Penetration Tester – UK (Hybrid/Remote) Salary: Competitive + Benefits We’re looking for an experienced Penetration Tester to join our growing cybersecurity team. You’ll conduct a wide range of security assessments — from web and network testing to red teaming and social engineering — helping clients strengthen their defenses against real-world...

Halian | Managed Services, Recruitment Agency & Contract Staffing

Sheffield

Penetration Tester

Penetration Tester – UK (Hybrid/Remote) Salary: Competitive + Benefits We’re looking for an experienced Penetration Tester to join our growing cybersecurity team. You’ll conduct a wide range of security assessments — from web and network testing to red teaming and social engineering — helping clients strengthen their defenses against real-world...

Halian | Managed Services, Recruitment Agency & Contract Staffing

Newcastle upon Tyne

Penetration Tester

Penetration Tester – UK (Hybrid/Remote) Salary: Competitive + Benefits We’re looking for an experienced Penetration Tester to join our growing cybersecurity team. You’ll conduct a wide range of security assessments — from web and network testing to red teaming and social engineering — helping clients strengthen their defenses against real-world...

Halian | Managed Services, Recruitment Agency & Contract Staffing

Southampton

Penetration Tester

Penetration Tester – UK (Hybrid/Remote) Salary: Competitive + Benefits We’re looking for an experienced Penetration Tester to join our growing cybersecurity team. You’ll conduct a wide range of security assessments — from web and network testing to red teaming and social engineering — helping clients strengthen their defenses against real-world...

Halian | Managed Services, Recruitment Agency & Contract Staffing

Leeds

Penetration Tester

Penetration Tester – UK (Hybrid/Remote) Salary: Competitive + Benefits We’re looking for an experienced Penetration Tester to join our growing cybersecurity team. You’ll conduct a wide range of security assessments — from web and network testing to red teaming and social engineering — helping clients strengthen their defenses against real-world...

Halian | Managed Services, Recruitment Agency & Contract Staffing

Birmingham

Penetration Tester

Penetration Tester – UK (Hybrid/Remote) Salary: Competitive + Benefits We’re looking for an experienced Penetration Tester to join our growing cybersecurity team. You’ll conduct a wide range of security assessments — from web and network testing to red teaming and social engineering — helping clients strengthen their defenses against real-world...

Halian | Managed Services, Recruitment Agency & Contract Staffing

Manchester

Penetration Tester

Penetration Tester – UK (Hybrid/Remote) Salary: Competitive + Benefits We’re looking for an experienced Penetration Tester to join our growing cybersecurity team. You’ll conduct a wide range of security assessments — from web and network testing to red teaming and social engineering — helping clients strengthen their defenses against real-world...

Halian | Managed Services, Recruitment Agency & Contract Staffing

London

Penetration Tester

Penetration Tester – UK (Hybrid/Remote) Salary: Competitive + Benefits We’re looking for an experienced Penetration Tester to join our growing cybersecurity team. You’ll conduct a wide range of security assessments — from web and network testing to red teaming and social engineering — helping clients strengthen their defenses against real-world...

Halian | Managed Services, Recruitment Agency & Contract Staffing

Bristol

Penetration Tester

Penetration Tester – UK (Hybrid/Remote) Salary: Competitive + Benefits We’re looking for an experienced Penetration Tester to join our growing cybersecurity team. You’ll conduct a wide range of security assessments — from web and network testing to red teaming and social engineering — helping clients strengthen their defenses against real-world...

Halian | Managed Services, Recruitment Agency & Contract Staffing

Nottingham

Penetration Tester

Rate: outside IR35 Location: Travel to London/ Croydon 1-2 week Duration: 6 months initially SC clearance or Eligible Must have CCT CTL, ITHC, CRT Key Responsibilities Conduct internal penetration testing across applications, infrastructure, and end user devices (EUDs). Perform scenario-based testing aligned with SbD principles and DSA security non-functional requirements....

LA International Computer Consultants Ltd

Greater London

Penetration Tester

Job Description 🚨 Contract Pen Tester – SC Cleared 🚨I'm on the search for a INF/APP or CSTM certified consultants to deliver ITHCs and penetration testing.🔹 £700 p/d (Outside IR35)🔹 6 months (with extension)🔹 Manchester & Newcastle (mix of on-site + remote)🔹 SC clearance requiredIf you’re a seasoned tester with...

Cognify Global

Manchester