1 to 25 of 40 Penetration Tester Jobs in the South West

Penetration Tester – Bristol | Full-Time | Office based with Client Travel Salary: £30,000 - £65,000pa (Depending on experience) My client is a UK-based technology and cybersecurity consultancy delivering cutting-edge solutions across sectors including telecoms, finance, defence, rail, and aerospace. With expertise in cybersecurity, software development … they work on some of the most critical and challenging projects in the UK and beyond. The Role They’re looking for an experienced Penetration Tester to join their expert team in Bristol. You’ll be responsible for conducting advanced penetration tests, red team exercises, and vulnerability ...

Title: Penetration Tester (CHECK Team Member) Location: UK (Hybrid/Remote) Experience: 1–3 years Eligibility: UK National (must be eligible for security clearance) About the Role: We're looking for a Penetration Tester (CHECK Team Member) to join our growing cybersecurity team. You'll conduct … network, web, and application security testing for a range of clients, helping identify vulnerabilities and strengthen defences. Key Responsibilities Deliver high-quality penetration tests and vulnerability assessments. Produce clear, actionable reports and remediation guidance. Support CHECK-accredited engagements and collaborate with senior testers. Stay current with new exploits, tools ...

Title: Penetration Tester (CHECK Team Member) Location: UK (Hybrid/Remote) Experience: 1–3 years Eligibility: UK National (must be eligible for security clearance) About the Role: We're looking for a Penetration Tester (CHECK Team Member) to join our growing cybersecurity team. You'll conduct … network, web, and application security testing for a range of clients, helping identify vulnerabilities and strengthen defences. Key Responsibilities Deliver high-quality penetration tests and vulnerability assessments. Produce clear, actionable reports and remediation guidance. Support CHECK-accredited engagements and collaborate with senior testers. Stay current with new exploits, tools ...

Title: Penetration Tester (CHECK Team Member) Location: UK (Hybrid/Remote) Experience: 1–3 years Eligibility: UK National (must be eligible for security clearance) About the Role: We're looking for a Penetration Tester (CHECK Team Member) to join our growing cybersecurity team. You'll conduct … network, web, and application security testing for a range of clients, helping identify vulnerabilities and strengthen defences. Key Responsibilities Deliver high-quality penetration tests and vulnerability assessments. Produce clear, actionable reports and remediation guidance. Support CHECK-accredited engagements and collaborate with senior testers. Stay current with new exploits, tools ...

Title: Penetration Tester (CHECK Team Member) Location: UK (Hybrid/Remote) Experience: 1–3 years Eligibility: UK National (must be eligible for security clearance) About the Role: We're looking for a Penetration Tester (CHECK Team Member) to join our growing cybersecurity team. You'll conduct … network, web, and application security testing for a range of clients, helping identify vulnerabilities and strengthen defences. Key Responsibilities Deliver high-quality penetration tests and vulnerability assessments. Produce clear, actionable reports and remediation guidance. Support CHECK-accredited engagements and collaborate with senior testers. Stay current with new exploits, tools ...

Title: Penetration Tester (CHECK Team Member) Location: UK (Hybrid/Remote) Experience: 1–3 years Eligibility: UK National (must be eligible for security clearance) About the Role: We're looking for a Penetration Tester (CHECK Team Member) to join our growing cybersecurity team. You'll conduct … network, web, and application security testing for a range of clients, helping identify vulnerabilities and strengthen defences. Key Responsibilities Deliver high-quality penetration tests and vulnerability assessments. Produce clear, actionable reports and remediation guidance. Support CHECK-accredited engagements and collaborate with senior testers. Stay current with new exploits, tools ...

Hiring: Senior Penetration Tester (CHECK/CREST) – Fully Remote (GB based) Salary: Up to £70k based on experience | Travel: Client sites when needed | Clearance: Must be eligible for SC Cyber Guarded Ltd is expanding! We're a long-established, independent cyber security company and the leading NCSC CHECK … provider in Northern Ireland now growing across the UK. We're looking for an experienced Penetration Tester (not entry level) to deliver high-assurance testing across infrastructure, web, cloud and OT environments. This is a fully remote role within Great Britain, with occasional client-site visits. What ...

Hiring: Senior Penetration Tester (CHECK/CREST) – Fully Remote (GB based) Salary: Up to £70k based on experience | Travel: Client sites when needed | Clearance: Must be eligible for SC Cyber Guarded Ltd is expanding! We're a long-established, independent cyber security company and the leading NCSC CHECK … provider in Northern Ireland now growing across the UK. We're looking for an experienced Penetration Tester (not entry level) to deliver high-assurance testing across infrastructure, web, cloud and OT environments. This is a fully remote role within Great Britain, with occasional client-site visits. What ...

Hiring: Senior Penetration Tester (CHECK/CREST) – Fully Remote (GB based) Salary: Up to £70k based on experience | Travel: Client sites when needed | Clearance: Must be eligible for SC Cyber Guarded Ltd is expanding! We're a long-established, independent cyber security company and the leading NCSC CHECK … provider in Northern Ireland now growing across the UK. We're looking for an experienced Penetration Tester (not entry level) to deliver high-assurance testing across infrastructure, web, cloud and OT environments. This is a fully remote role within Great Britain, with occasional client-site visits. What ...

have the expertise and drive to lead complex penetration testing engagements? We're on the lookout for a Senior Penetration Tester to join an established well-structured function; ideal for someone who enjoys autonomy, thrives in technically rewarding environments, and brings experience, leadership, and critical thinking … every engagement. Work alongside a talented team of penetration testers and consultants: Have a voice in shaping our tooling and methodologies, and influence both technical outcomes and the development of rising talent. Key Responsibilities: Lead penetration testing engagements (Web, Infra, Cloud etc) Apply and evolve testing frameworks ...

have the expertise and drive to lead complex penetration testing engagements? We're on the lookout for a Senior Penetration Tester to join an established well-structured function; ideal for someone who enjoys autonomy, thrives in technically rewarding environments, and brings experience, leadership, and critical thinking … every engagement. Work alongside a talented team of penetration testers and consultants: Have a voice in shaping our tooling and methodologies, and influence both technical outcomes and the development of rising talent. Key Responsibilities: Lead penetration testing engagements (Web, Infra, Cloud etc) Apply and evolve testing frameworks ...

have the expertise and drive to lead complex penetration testing engagements? We're on the lookout for a Senior Penetration Tester to join an established well-structured function; ideal for someone who enjoys autonomy, thrives in technically rewarding environments, and brings experience, leadership, and critical thinking … every engagement. Work alongside a talented team of penetration testers and consultants: Have a voice in shaping our tooling and methodologies, and influence both technical outcomes and the development of rising talent. Key Responsibilities: Lead penetration testing engagements (Web, Infra, Cloud etc) Apply and evolve testing frameworks ...

have the expertise and drive to lead complex penetration testing engagements? We're on the lookout for a Senior Penetration Tester to join an established well-structured function; ideal for someone who enjoys autonomy, thrives in technically rewarding environments, and brings experience, leadership, and critical thinking … every engagement. Work alongside a talented team of penetration testers and consultants: Have a voice in shaping our tooling and methodologies, and influence both technical outcomes and the development of rising talent. Key Responsibilities: Lead penetration testing engagements (Web, Infra, Cloud etc) Apply and evolve testing frameworks ...

have the expertise and drive to lead complex penetration testing engagements? We're on the lookout for a Senior Penetration Tester to join an established well-structured function; ideal for someone who enjoys autonomy, thrives in technically rewarding environments, and brings experience, leadership, and critical thinking … every engagement. Work alongside a talented team of penetration testers and consultants: Have a voice in shaping our tooling and methodologies, and influence both technical outcomes and the development of rising talent. Key Responsibilities: Lead penetration testing engagements (Web, Infra, Cloud etc) Apply and evolve testing frameworks ...

have the expertise and drive to lead complex penetration testing engagements? We're on the lookout for a Senior Penetration Tester to join an established well-structured function; ideal for someone who enjoys autonomy, thrives in technically rewarding environments, and brings experience, leadership, and critical thinking … every engagement. Work alongside a talented team of penetration testers and consultants: Have a voice in shaping our tooling and methodologies, and influence both technical outcomes and the development of rising talent. Key Responsibilities: Lead penetration testing engagements (Web, Infra, Cloud etc) Apply and evolve testing frameworks ...

have the expertise and drive to lead complex penetration testing engagements? We're on the lookout for a Senior Penetration Tester to join an established well-structured function; ideal for someone who enjoys autonomy, thrives in technically rewarding environments, and brings experience, leadership, and critical thinking … every engagement. Work alongside a talented team of penetration testers and consultants: Have a voice in shaping our tooling and methodologies, and influence both technical outcomes and the development of rising talent. Key Responsibilities: Lead penetration testing engagements (Web, Infra, Cloud etc) Apply and evolve testing frameworks ...

ReRoot Cyber is seeking a highly skilled and forward-thinking senior penetration tester to join one of the UK's most respected testing teams. They are an impressive technical team with a genuinely collaborative culture who have the full backing from management to deliver nothing but value adding … service lines. If you thrive on bringing ideas to life, creating bespoke tools and adding true value to your clients, then this is the penetration testing team for you. This is a home based position with very very very limited travel (Circa 20%) Full right to work ...

ReRoot Cyber is seeking a highly skilled and forward-thinking senior penetration tester to join one of the UK's most respected testing teams. They are an impressive technical team with a genuinely collaborative culture who have the full backing from management to deliver nothing but value adding … service lines. If you thrive on bringing ideas to life, creating bespoke tools and adding true value to your clients, then this is the penetration testing team for you. This is a home based position with very very very limited travel (Circa 20%) Full right to work ...

ReRoot Cyber is seeking a highly skilled and forward-thinking senior penetration tester to join one of the UK's most respected testing teams. They are an impressive technical team with a genuinely collaborative culture who have the full backing from management to deliver nothing but value adding … service lines. If you thrive on bringing ideas to life, creating bespoke tools and adding true value to your clients, then this is the penetration testing team for you. This is a home based position with very very very limited travel (Circa 20%) Full right to work ...

ReRoot Cyber is seeking a highly skilled and forward-thinking senior penetration tester to join one of the UK's most respected testing teams. They are an impressive technical team with a genuinely collaborative culture who have the full backing from management to deliver nothing but value adding … service lines. If you thrive on bringing ideas to life, creating bespoke tools and adding true value to your clients, then this is the penetration testing team for you. This is a home based position with very very very limited travel (Circa 20%) Full right to work ...

ReRoot Cyber is seeking a highly skilled and forward-thinking senior penetration tester to join one of the UK's most respected testing teams. They are an impressive technical team with a genuinely collaborative culture who have the full backing from management to deliver nothing but value adding … service lines. If you thrive on bringing ideas to life, creating bespoke tools and adding true value to your clients, then this is the penetration testing team for you. This is a home based position with very very very limited travel (Circa 20%) Full right to work ...

ReRoot Cyber is seeking a highly skilled and forward-thinking senior penetration tester to join one of the UK's most respected testing teams. They are an impressive technical team with a genuinely collaborative culture who have the full backing from management to deliver nothing but value adding … service lines. If you thrive on bringing ideas to life, creating bespoke tools and adding true value to your clients, then this is the penetration testing team for you. This is a home based position with very very very limited travel (Circa 20%) Full right to work ...

ReRoot Cyber is seeking a highly skilled and forward-thinking senior penetration tester to join one of the UK's most respected testing teams. They are an impressive technical team with a genuinely collaborative culture who have the full backing from management to deliver nothing but value adding … service lines. If you thrive on bringing ideas to life, creating bespoke tools and adding true value to your clients, then this is the penetration testing team for you. This is a home based position with very very very limited travel (Circa 20%) Full right to work ...

working with a global Software, Systems & Engineering company in the Defence Sector, supporting them with appointing a Lead Penetration Tester who will be working as part of a testing team undertaking CHECK and non-CHECK security testing works for customers. Day-to-day, you’ll undertake a variety … understanding of Active Directory, infrastructure, cloud security and common operating systems Previous experience delivering security testing services as a qualified (CREST or Cyber Scheme) tester NCSC CHECK Team Leader status in infrastructure (CCT-INF or CSTL-INF) A strong understanding of relevant laws and legal frameworks for security testing ...

Opportunity ProCheckUp, an elite independent cybersecurity consultancy serving FTSE 100 corporations, UK government authorities, and international financial institutions, is seeking an experienced Penetration Tester with SC Clearance to join our expanding remote team. This is an exceptional opportunity to conduct high-impact security assessments across diverse enterprise environments … mission-critical infrastructure, applications, and network security testing for the UK's most security-conscious organizations. What You'll Do Core Responsibilities: Conduct advanced penetration testing across network infrastructure, web applications, and mobile platforms for enterprise clients Perform vulnerability assessments, threat modelling, and risk analysis across diverse technical environments ...