1 to 25 of 26 Penetration Testing Jobs in Yorkshire

Penetration Tester 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 Sharpen Your Skills, Strengthen Our Security Maintain your penetration testing qualifications and continue developing your technical expertise in line with business and client ...

Penetration Tester 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 Sharpen Your Skills, Strengthen Our Security Maintain your penetration testing qualifications and continue developing your technical expertise in line with business and client ...

Penetration Tester 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 Sharpen Your Skills, Strengthen Our Security Maintain your penetration testing qualifications and continue developing your technical expertise in line with business and client ...

This is a remote position, and candidates must be located in Ontario, CA NetSPI pioneered Penetration Testing as a Service (PTaaS) and leads the industry in modern pentesting. Combining world-class security professionals with AI and automation, NetSPI delivers clarity, speed, and scale across 50+ pentest types, attack … surface management, and vulnerability prioritization. The NetSPI platform streamlines workflows and accelerates remediation, enabling our experts to focus on deep dive testing that uncovers vulnerabilities others miss. Trusted by the top 10 U.S. banks and Fortune 500 companies worldwide, NetSPI has been driving security innovation since 2001. NetSPI ...

This is a remote position, and candidates must be located in Ontario, CA NetSPI pioneered Penetration Testing as a Service (PTaaS) and leads the industry in modern pentesting. Combining world-class security professionals with AI and automation, NetSPI delivers clarity, speed, and scale across 50+ pentest types, attack … surface management, and vulnerability prioritization. The NetSPI platform streamlines workflows and accelerates remediation, enabling our experts to focus on deep dive testing that uncovers vulnerabilities others miss. Trusted by the top 10 U.S. banks and Fortune 500 companies worldwide, NetSPI has been driving security innovation since 2001. NetSPI ...

This is a remote position, and candidates must be located in Ontario, CA NetSPI pioneered Penetration Testing as a Service (PTaaS) and leads the industry in modern pentesting. Combining world-class security professionals with AI and automation, NetSPI delivers clarity, speed, and scale across 50+ pentest types, attack … surface management, and vulnerability prioritization. The NetSPI platform streamlines workflows and accelerates remediation, enabling our experts to focus on deep dive testing that uncovers vulnerabilities others miss. Trusted by the top 10 U.S. banks and Fortune 500 companies worldwide, NetSPI has been driving security innovation since 2001. NetSPI ...

This is a remote position, and candidates must be located in Ontario, CA NetSPI pioneered Penetration Testing as a Service (PTaaS) and leads the industry in modern pentesting. Combining world-class security professionals with AI and automation, NetSPI delivers clarity, speed, and scale across 50+ pentest types, attack … surface management, and vulnerability prioritization. The NetSPI platform streamlines workflows and accelerates remediation, enabling our experts to focus on deep dive testing that uncovers vulnerabilities others miss. Trusted by the top 10 U.S. banks and Fortune 500 companies worldwide, NetSPI has been driving security innovation since 2001. NetSPI ...

strengthen the resilience and security of gas transmission nationwide. Join us, and help be the energy behind the change. Key accountabilities: Scope and perform penetration testing and vulnerability research of complex proprietary software and hardware. Identify and assess vulnerabilities in systems and applications. Keep cybersecurity training and knowledge … current by monitoring the latest security threats and vulnerabilities. Write clear and concise penetration testing reports detailing findings and recommendations Provide recommendations for remediation of identified vulnerabilities. Collaborate with IT and development teams to facilitate the implementation of security measures and remediation of identified vulnerabilities. Ensure that penetration ...

Position Summary The penetration testing team at Claranet Cyber Security is composed of highly skilled, professional ethical hackers with a real passion for improving our clients’ security posture by demonstrating how systems can be compromised and what steps can be taken to defend. Team members work on everything … from client projects to development work and training, dealing with large corporate penetration tests to gaining credit for published advisories. Objectives & Key Results As a Penetration Tester at Claranet, you will able to deliver you own web application tests and through training and partnering, you will be involved ...

customers worldwide. Job Description As a Senior Application Security Specialist, you will focus on securing our applications through development lifecycle controls and penetration testing to assess the effectiveness of security measures. The Information Security department is responsible for the security and risk management of closed source, open source … This role is eligible for inclusion in the Company's hybrid working from home policy. Qualifications Exceptional understanding and practical experience with manual security testing to find vulnerabilities and logical issues, in either web applications or infrastructure. Strong understanding of and demonstrable experience with automated, dynamic, and static application ...

customers worldwide. Job Description As a Senior Application Security Specialist, you will focus on securing our applications through development lifecycle controls and penetration testing to assess the effectiveness of security measures. The Information Security department is responsible for the security and risk management of closed source, open source … This role is eligible for inclusion in the Company's hybrid working from home policy. Qualifications Exceptional understanding and practical experience with manual security testing to find vulnerabilities and logical issues, in either web applications or infrastructure. Strong understanding of and demonstrable experience with automated, dynamic, and static application ...

processes, and solutions to proactively detect, remediate, and mitigate vulnerabilities across large and complex codebases. Design secure architectures, perform comprehensive threat modeling, and lead penetration testing and code reviews on both web and mobile applications to maintain the highest levels of security. Partner with development, operations, and architecture … common and advanced security vulnerabilities, exploitation techniques, and practical remediation strategies. Proven expertise in applied cryptography, threat modeling, vulnerability assessment (including CVSS scoring and penetration testing), as well as secure software development practices across SSDLC and CI/CD pipelines. Experience implementing and maintaining security tools and processes ...

processes, and solutions to proactively detect, remediate, and mitigate vulnerabilities across large and complex codebases. Design secure architectures, perform comprehensive threat modeling, and lead penetration testing and code reviews on both web and mobile applications to maintain the highest levels of security. Partner with development, operations, and architecture … common and advanced security vulnerabilities, exploitation techniques, and practical remediation strategies. Proven expertise in applied cryptography, threat modeling, vulnerability assessment (including CVSS scoring and penetration testing), as well as secure software development practices across SSDLC and CI/CD pipelines. Experience implementing and maintaining security tools and processes ...

security within the mobile channel. Weprovide a suite of mobile security components,that provides an all-round security posture in mobile appsincluding associated services (penetration testing, obfuscation, consultancy etc.). Our mission is tobuild a scalable, adaptable, and proactive approach to securing LBGs mobile apps, enabling mobile engineers … mobile platform. The key aspect of this role is the design and delivery of a world-class security framework, including associated services (penetration testing, research, consultancy etc.). What we need from you/essential skills & experience: Experience of Mobile platform security, threat modelling and mitigation techniques Capable ...

protection of data and systems Implement proactive security monitoring, incident response, and resilience strategies, protecting infrastructure from potential threats and attacks Conduct security assessments, penetration testing, and continuous compliance validation across cloud and hybrid environments Support security reviews and presentations with government bodies and independent security assessors ...

protection of data and systems Implement proactive security monitoring, incident response, and resilience strategies, protecting infrastructure from potential threats and attacks Conduct security assessments, penetration testing, and continuous compliance validation across cloud and hybrid environments Support security reviews and presentations with government bodies and independent security assessors ...

Compliance team and will have a key role in the end-to-end development of enterprise security solutions, from whiteboard conception and design to testing, deployment, and overseeing the handoff to operations. Collaboration on projects with the rest of the security team and engagement with engineers from other departments ...

with no significant travel or criminal record). Bonus Skills Identity and access management (IAM) experience Exposure to governance, risk, compliance, and operational security Penetration testing certifications (e.g., OSCP, CREST, TIGER) Active contributor to knowledge-sharing communities Get in Touch If this sounds like the right next step ...

experience of server components, investigation & problem resolution Networks Managing enterprise firewalls, switches and routers including knowledge of common network protocols Cyber Security Pen Testing, monitoring for potential threats, vulnerabilities and indicators of compromise Great problem solving skills An automation not repetition approach Benefits We have lots of fantastic benefits ...

collaboratively to solve complex problems; strong attention to detail a must. CREST, OSCP, OSCE, OSEP, GWAPT, GXPN, or similar certifications Experience with cloud security testing (AWS, Azure, GCP) Strong understanding of security frameworks and vulnerabilities (e.g., OWASP, CVSS, NIST) Experience using tools like Burp Suite, Nmap, Metasploit, Kali Linux … specific attack vectors, such as prompt injection, data poisoning, model inversion, or adversarial inputs Familiarity with general application and network security concepts including testing web applications, mobile applications, web services, network infrastructures, and thick-client applications. Familiarity with software architecture and design, application security concepts, and engineering processes. Knowledge ...

collaboratively to solve complex problems; strong attention to detail a must. CREST, OSCP, OSCE, OSEP, GWAPT, GXPN, or similar certifications Experience with cloud security testing (AWS, Azure, GCP) Strong understanding of security frameworks and vulnerabilities (e.g., OWASP, CVSS, NIST) Experience using tools like Burp Suite, Nmap, Metasploit, Kali Linux … specific attack vectors, such as prompt injection, data poisoning, model inversion, or adversarial inputs Familiarity with general application and network security concepts including testing web applications, mobile applications, web services, network infrastructures, and thick-client applications. Familiarity with software architecture and design, application security concepts, and engineering processes. Knowledge ...

modelling and mitigation techniques · Capable of conducting regular reviews of our mobile application security posture using your hands-on experience. · Develop and maintain pen-testing security tools, scripts, policies and procedures · In depth knowledge of mobile app security standards (Android/ ...

CHECK-Certified Penetration Tester – UK (Remote) | BreachLock BreachLock is a global leader in Continuous Attack Surface Discovery and Penetration Testing. Our AI-enhanced PTaaS and Adversarial Exposure Validation platforms deliver evidence-based risk insights for enterprises worldwide. We are expanding our UK offensive security team and hiring … CHECK-certified Penetration Tester to support our growing portfolio of government and enterprise clients. Eligibility Requirement (Important) You must already have the legal right to work in the United Kingdom and be physically residing in the UK. BreachLock cannot provide visa sponsorship for this role. What ...

CHECK-Certified Penetration Tester – UK (Remote) | BreachLock BreachLock is a global leader in Continuous Attack Surface Discovery and Penetration Testing. Our AI-enhanced PTaaS and Adversarial Exposure Validation platforms deliver evidence-based risk insights for enterprises worldwide. We are expanding our UK offensive security team and hiring … CHECK-certified Penetration Tester to support our growing portfolio of government and enterprise clients. Eligibility Requirement (Important) You must already have the legal right to work in the United Kingdom and be physically residing in the UK. BreachLock cannot provide visa sponsorship for this role. What ...

Business Development Executive (Cybersecurity) Wakefield/Remote - 1 day a month in office £60,000-£80,000 (OTE £150,000+) + Uncapped Commission + Remote + Company Benefits Are you a Business Development Executive experienced ...