1 to 25 of 44 Remote Permanent Penetration Tester Jobs

Penetration Tester (OSCP) Location: Remote Position Type: Full-time Reports to: Senior Penetration Tester About the Organisation A high-growth security consultancy working across government, space programmes, and FTSE 100 organisations is expanding its offensive security function. The team delivers complex, high-impact testing and simulation … delivering cutting-edge work, this is an opportunity to develop quickly in a technically challenging environment. Role Overview We’re looking for a Penetration Tester/Red Team Consultant with 1–3 years’ experience who thrives on variety, problem-solving, and continuous learning. You’ll deliver offensive security ...

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 ...

aspiring penetration tester looking to work with real threats, real tools, and real impact? You ll be joining a growing cyber security consultancy focused exclusively on keeping critical national infrastructure secure. You ll support a team of expert ethical hackers, helping test systems, applications, and networks for vulnerabilities … hunting within a well-established SOC. You'll develop your skills using industry-standard tools, investigate incidents, and provide actionable remediation advice. Role: Junior Penetration Tester Location: London/Hybrid Salary: £30,000 - £50,000 (DOE) Ideally, you ll have: 6+ months of proven penetration or security ...

aspiring penetration tester looking to work with real threats, real tools, and real impact? You’ll be joining a growing cyber security consultancy focused exclusively on keeping critical national infrastructure secure. You’ll support a team of expert ethical hackers, helping test systems, applications, and networks for vulnerabilities … hunting within a well-established SOC. You'll develop your skills using industry-standard tools, investigate incidents, and provide actionable remediation advice. Role: Junior Penetration Tester Location: London/Hybrid Salary: £30,000 - £50,000 (DOE) Ideally, you’ll have: 6+ months of proven penetration or security ...

Penetration Tester £55,000 - 65,000 GBP Hybrid WORKING Location: Central London, Greater London - United Kingdom Type: Permanent Role: Pen Tester Location: London Salary: 55K - 65K Working Pattern: Hybrid The Opportunity: We are looking for an experienced Pen Tester to join a global Cyber Technical Services … will be responsible for delivering comprehensive security testing engagements, applying your expertise to safeguard vital systems. What You Will Do as a Pen Tester: Lead end-to-end security testing projects including scoping, execution, and reporting Conduct application, infrastructure, and intelligence-led tests to identify vulnerabilities Produce clear technical ...

looking to hire two Lead Penetration Testers with CTL Certification. This is a chance to join a well-established cybersecurity team that supports organisations across both public and private sectors. You’ll play a key role in delivering high-quality penetration testing that helps clients stay secure … fast-moving threat landscape. Role Overview: Role: Lead Penetration Tester (CTL Certified) Location: Remote with ad-hoc travel to client sites. Package: £55,000- £70,000 per annum & benefits. Industry: Cyber Security/Managed Security Services. What You’ll Be Doing: Deliver a wide range of penetration ...

thinking company, we're breaking new ground in software innovation too, redefining what's possible for our customers worldwide. Job Description As a Senior Penetration Tester, you will focus on securing the Company's applications through best practice development lifecycle controls and perform penetration tests to assess … team ensure applications are developed and implemented in a secure manner, as well as being responsible for identifying and remediating risks efficiently through penetration testing. Utilising your knowledge of Secure Development Lifecycles and code assessment, you will work with the Software Development teams to understand and mitigate application-based ...

thinking company, we're breaking new ground in software innovation too, redefining what's possible for our customers worldwide. Job Description As a Senior Penetration Tester, you will focus on securing the Company's applications through best practice development lifecycle controls and perform penetration tests to assess … team ensure applications are developed and implemented in a secure manner, as well as being responsible for identifying and remediating risks efficiently through penetration testing. Utilising your knowledge of Secure Development Lifecycles and code assessment, you will work with the Software Development teams to understand and mitigate application-based ...

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 ...

Company Mission and Vision AI-Augmented Pentesting: Human Expertise Where It Matters Most. At OnSecurity, we're redefining cybersecurity through AI-augmented penetration testing — the perfect blend of AI efficiency and human ingenuity. We deliver comprehensive, CREST-approved testing that saves time and money without compromising quality. … your manager to find the right schedule that works for you and your team. Role Purpose As a Senior Penetration Tester, you'll be a technical leader within our testing function. You'll lead complex assessments, mentor others, and help drive innovation in testing methodologies, tooling, and delivery ...

Company Mission and Vision AI-Augmented Pentesting: Human Expertise Where It Matters Most. At OnSecurity, we're redefining cybersecurity through AI-augmented penetration testing — the perfect blend of AI efficiency and human ingenuity. We deliver comprehensive, CREST-approved testing that saves time and money without compromising quality. … your manager to find the right schedule that works for you and your team. Role Purpose As a Senior Penetration Tester, you'll be a technical leader within our testing function. You'll lead complex assessments, mentor others, and help drive innovation in testing methodologies, tooling, and delivery ...

Company Mission and Vision AI-Augmented Pentesting: Human Expertise Where It Matters Most. At OnSecurity, we're redefining cybersecurity through AI-augmented penetration testing — the perfect blend of AI efficiency and human ingenuity. We deliver comprehensive, CREST-approved testing that saves time and money without compromising quality. … your manager to find the right schedule that works for you and your team. Role Purpose As a Senior Penetration Tester, you'll be a technical leader within our testing function. You'll lead complex assessments, mentor others, and help drive innovation in testing methodologies, tooling, and delivery ...

Company Mission and Vision AI-Augmented Pentesting: Human Expertise Where It Matters Most. At OnSecurity, we're redefining cybersecurity through AI-augmented penetration testing — the perfect blend of AI efficiency and human ingenuity. We deliver comprehensive, CREST-approved testing that saves time and money without compromising quality. … your manager to find the right schedule that works for you and your team. Role Purpose As a Senior Penetration Tester, you'll be a technical leader within our testing function. You'll lead complex assessments, mentor others, and help drive innovation in testing methodologies, tooling, and delivery ...

Company Mission and Vision AI-Augmented Pentesting: Human Expertise Where It Matters Most. At OnSecurity, we're redefining cybersecurity through AI-augmented penetration testing — the perfect blend of AI efficiency and human ingenuity. We deliver comprehensive, CREST-approved testing that saves time and money without compromising quality. … your manager to find the right schedule that works for you and your team. Role Purpose As a Senior Penetration Tester, you'll be a technical leader within our testing function. You'll lead complex assessments, mentor others, and help drive innovation in testing methodologies, tooling, and delivery ...

Company Mission and Vision AI-Augmented Pentesting: Human Expertise Where It Matters Most. At OnSecurity, we're redefining cybersecurity through AI-augmented penetration testing — the perfect blend of AI efficiency and human ingenuity. We deliver comprehensive, CREST-approved testing that saves time and money without compromising quality. … your manager to find the right schedule that works for you and your team. Role Purpose As a Senior Penetration Tester, you'll be a technical leader within our testing function. You'll lead complex assessments, mentor others, and help drive innovation in testing methodologies, tooling, and delivery ...

Company Mission and Vision AI-Augmented Pentesting: Human Expertise Where It Matters Most. At OnSecurity, we're redefining cybersecurity through AI-augmented penetration testing — the perfect blend of AI efficiency and human ingenuity. We deliver comprehensive, CREST-approved testing that saves time and money without compromising quality. … your manager to find the right schedule that works for you and your team. Role Purpose As a Senior Penetration Tester, you'll be a technical leader within our testing function. You'll lead complex assessments, mentor others, and help drive innovation in testing methodologies, tooling, and delivery ...

Company Mission and Vision AI-Augmented Pentesting: Human Expertise Where It Matters Most. At OnSecurity, we're redefining cybersecurity through AI-augmented penetration testing — the perfect blend of AI efficiency and human ingenuity. We deliver comprehensive, CREST-approved testing that saves time and money without compromising quality. … your manager to find the right schedule that works for you and your team. Role Purpose As a Senior Penetration Tester, you'll be a technical leader within our testing function. You'll lead complex assessments, mentor others, and help drive innovation in testing methodologies, tooling, and delivery ...

Company Mission and Vision AI-Augmented Pentesting: Human Expertise Where It Matters Most. At OnSecurity, we're redefining cybersecurity through AI-augmented penetration testing — the perfect blend of AI efficiency and human ingenuity. We deliver comprehensive, CREST-approved testing that saves time and money without compromising quality. … your manager to find the right schedule that works for you and your team. Role Purpose As a Senior Penetration Tester, you'll be a technical leader within our testing function. You'll lead complex assessments, mentor others, and help drive innovation in testing methodologies, tooling, and delivery ...

Company Mission and Vision AI-Augmented Pentesting: Human Expertise Where It Matters Most. At OnSecurity, we're redefining cybersecurity through AI-augmented penetration testing — the perfect blend of AI efficiency and human ingenuity. We deliver comprehensive, CREST-approved testing that saves time and money without compromising quality. … your manager to find the right schedule that works for you and your team. Role Purpose As a Senior Penetration Tester, you'll be a technical leader within our testing function. You'll lead complex assessments, mentor others, and help drive innovation in testing methodologies, tooling, and delivery ...

Company Mission and Vision AI-Augmented Pentesting: Human Expertise Where It Matters Most. At OnSecurity, we're redefining cybersecurity through AI-augmented penetration testing — the perfect blend of AI efficiency and human ingenuity. We deliver comprehensive, CREST-approved testing that saves time and money without compromising quality. … your manager to find the right schedule that works for you and your team. Role Purpose As a Senior Penetration Tester, you'll be a technical leader within our testing function. You'll lead complex assessments, mentor others, and help drive innovation in testing methodologies, tooling, and delivery ...

Company Mission and Vision AI-Augmented Pentesting: Human Expertise Where It Matters Most. At OnSecurity, we're redefining cybersecurity through AI-augmented penetration testing — the perfect blend of AI efficiency and human ingenuity. We deliver comprehensive, CREST-approved testing that saves time and money without compromising quality. … your manager to find the right schedule that works for you and your team. Role Purpose As a Senior Penetration Tester, you'll be a technical leader within our testing function. You'll lead complex assessments, mentor others, and help drive innovation in testing methodologies, tooling, and delivery ...

Company Mission and Vision AI-Augmented Pentesting: Human Expertise Where It Matters Most. At OnSecurity, we're redefining cybersecurity through AI-augmented penetration testing — the perfect blend of AI efficiency and human ingenuity. We deliver comprehensive, CREST-approved testing that saves time and money without compromising quality. … your manager to find the right schedule that works for you and your team. Role Purpose As a Senior Penetration Tester, you'll be a technical leader within our testing function. You'll lead complex assessments, mentor others, and help drive innovation in testing methodologies, tooling, and delivery ...

Company Mission and Vision AI-Augmented Pentesting: Human Expertise Where It Matters Most. At OnSecurity, we're redefining cybersecurity through AI-augmented penetration testing — the perfect blend of AI efficiency and human ingenuity. We deliver comprehensive, CREST-approved testing that saves time and money without compromising quality. … your manager to find the right schedule that works for you and your team. Role Purpose As a Senior Penetration Tester, you'll be a technical leader within our testing function. You'll lead complex assessments, mentor others, and help drive innovation in testing methodologies, tooling, and delivery ...

Company Mission and Vision AI-Augmented Pentesting: Human Expertise Where It Matters Most. At OnSecurity, we're redefining cybersecurity through AI-augmented penetration testing — the perfect blend of AI efficiency and human ingenuity. We deliver comprehensive, CREST-approved testing that saves time and money without compromising quality. … your manager to find the right schedule that works for you and your team. Role Purpose As a Senior Penetration Tester, you'll be a technical leader within our testing function. You'll lead complex assessments, mentor others, and help drive innovation in testing methodologies, tooling, and delivery ...

Company Mission and Vision AI-Augmented Pentesting: Human Expertise Where It Matters Most. At OnSecurity, we're redefining cybersecurity through AI-augmented penetration testing — the perfect blend of AI efficiency and human ingenuity. We deliver comprehensive, CREST-approved testing that saves time and money without compromising quality. … your manager to find the right schedule that works for you and your team. Role Purpose As a Senior Penetration Tester, you'll be a technical leader within our testing function. You'll lead complex assessments, mentor others, and help drive innovation in testing methodologies, tooling, and delivery ...