Cyber Security Consultant (Penetration Tester)

Added 18/09/2026

We are seeking a Cyber Security Consultant (Penetration Tester) to assess the security of applications, infrastructure, networks and cloud environments. You will plan and deliver penetration tests, vulnerability assessments and security reviews, identifying weaknesses that could be exploited by malicious actors. The role involves defining test scopes, selecting appropriate methodologies, conducting technical assessments, and producing clear, evidence-based reports for both technical and non-technical audiences. You will be responsible for performing infrastructure, web application, mobile application, API, wireless and cloud penetration testing, as well as red team or assumed-breach activities where required. Duties will include reconnaissance, vulnerability analysis, exploitation, privilege escalation,...

Associate Cyber Security Tester

Added 18/09/2026

We are seeking an Associate Cyber Security Tester to support the delivery of high-quality security assessments across applications, infrastructure, networks and cloud environments. This is an excellent opportunity for someone developing their career in cyber security who is keen to apply technical knowledge, build practical testing experience and contribute to the identification and remediation of security weaknesses. You will work as part of a collaborative testing team, following established methodologies while developing your skills across a varied range of assignments. Your responsibilities will include assisting with penetration tests and vulnerability assessments, reviewing technical and functional requirements, preparing test plans and...

Security Testing Consultant (Penetration Tester) Hybrid

Added 15/09/2026

We are seeking a Security Testing Consultant (Penetration Tester) to join a collaborative cybersecurity team on a hybrid basis. In this role, you will plan and deliver penetration tests across web applications, APIs, mobile platforms, infrastructure, cloud environments and networks. You will assess security controls, identify vulnerabilities and determine the potential business impact of weaknesses using recognised testing methodologies and industry-standard tools. The position involves working with technical and non-technical stakeholders to understand environments, agree testing objectives and provide clear, practical advice to improve security resilience. Your responsibilities will include conducting manual and automated security assessments, validating findings, safely exploiting...

Security Testing Consultant (Penetration Tester) Hybrid

Added 15/09/2026

We are seeking a Security Testing Consultant (Penetration Tester) to join a collaborative cyber security team in a hybrid working environment. In this role, you will plan and deliver authorised penetration tests across web applications, mobile applications, APIs, networks, cloud environments and infrastructure. You will work with technical and business stakeholders to understand testing objectives, identify attack paths, assess risk and provide practical recommendations that improve overall security resilience. Your responsibilities will include scoping engagements, developing test plans, conducting manual and automated security assessments, validating vulnerabilities and maintaining accurate evidence throughout each assignment. You will prepare clear, professional reports that...

Cyber Security Controls Tester (Contractor)

Added 11/09/2026

We are seeking an experienced Cyber Security Controls Tester to support the assessment, validation and continuous improvement of security controls across a complex technology environment. Working on a contract basis, you will help determine whether controls are appropriately designed, consistently implemented and operating effectively in line with internal policies, recognised security frameworks and applicable regulatory requirements. You will work closely with control owners, technology teams, risk specialists and internal stakeholders to gather evidence, clarify processes and communicate findings. Your responsibilities will include planning and executing control testing activities across areas such as access management, vulnerability management, change management, incident response,...

AI Security Tester - Technology - Full-time

Added 11/09/2026

We are seeking an AI Security Tester to assess the resilience, safety and reliability of artificial intelligence systems across the technology landscape. In this role, you will design and execute structured security assessments against machine learning models, generative AI applications, data pipelines, APIs and supporting infrastructure. You will investigate potential weaknesses including prompt injection, jailbreaks, data leakage, insecure model configurations, training data exposure, adversarial inputs, excessive permissions, supply-chain risks and misuse of AI-enabled functionality. You will develop realistic test scenarios, threat models and abuse cases, combining established penetration-testing techniques with AI-specific attack methods. Responsibilities include reviewing technical designs, analysing model...

Cyber Security Consultant (Penetration Tester)

Added 18/08/2026

We are seeking a skilled Cyber Security Consultant (Penetration Tester) to join our dynamic team. In this role, you will be responsible for identifying and addressing vulnerabilities in our clients' systems, networks, and applications through comprehensive penetration testing and risk assessment. Your expertise will be crucial in simulating cyber attacks, analyzing potential threats, and providing actionable recommendations to enhance the security posture of our clients. You will collaborate with cross-functional teams to ensure that security measures align with business objectives and compliance requirements. The ideal candidate will possess a strong understanding of security protocols, penetration testing methodologies, and tools such...

Lead Penetration Tester (Lead Cyber Analyst), Technical Vulnerability Management - Cyber Security Division

Added 17/08/2026

We are seeking a highly skilled Lead Penetration Tester (Lead Cyber Analyst) to join our Technical Vulnerability Management team within our Cyber Security Division. In this role, you will be responsible for leading and executing comprehensive penetration testing engagements, identifying and assessing vulnerabilities within various systems and applications. You will collaborate closely with cross-functional teams to develop and implement effective remediation strategies, ensuring the security posture of the organization is continually enhanced. Your expertise will also be critical in mentoring junior analysts and conducting training sessions to elevate the team's overall capabilities. The ideal candidate will have a strong background...

Security Pen Tester - InfoSec

Added 05/08/2026

We are seeking a skilled Security Pen Tester to join our dynamic Information Security team. The successful candidate will be responsible for identifying vulnerabilities within our systems and applications through comprehensive penetration testing. You will conduct security assessments, develop testing methodologies, and provide actionable recommendations to enhance the security posture of our organization. Your expertise will be crucial in simulating real-world attacks to uncover potential weaknesses and improve our defenses against cyber threats. Key responsibilities include executing penetration tests on networks, web applications, and mobile platforms, as well as documenting findings in detailed reports. You will collaborate closely with development...

Senior Cybersecurity Tester/Researcher

Added 17/09/2026

We are seeking a Senior Cybersecurity Tester/Researcher to lead advanced security assessments, identify emerging threats, and strengthen the resilience of complex technology environments. In this role, you will plan and execute penetration tests, red team exercises, vulnerability assessments, and adversary simulations across networks, applications, cloud platforms, APIs, endpoints, and infrastructure. You will assess security controls, investigate weaknesses, validate exploitability, and clearly communicate technical findings to both specialist and non-specialist audiences. Key responsibilities include developing testing methodologies and rules of engagement, conducting manual and automated security testing, researching new attack techniques, and creating proof-of-concept exploits where appropriate. You will analyse attack...

Cybersecurity Tester/Researcher

Added 17/09/2026

We are seeking a Cybersecurity Tester/Researcher to assess the security of applications, infrastructure, networks and emerging technologies. The successful candidate will plan and execute authorised security assessments, identify vulnerabilities, validate their impact and communicate practical recommendations to improve resilience. This role will involve a combination of hands-on testing, technical research and collaboration with engineering, operations and risk teams. Responsibilities include conducting penetration tests, vulnerability assessments, security reviews and targeted research across web applications, APIs, mobile platforms, cloud environments, operating systems and networks. You will develop test plans and tooling, perform reconnaissance and exploitation within approved boundaries, analyse findings, and produce...

Cybersecurity Tester/Researcher

Added 17/09/2026

We are seeking a Cybersecurity Tester/Researcher to assess the security of applications, infrastructure, networks, and emerging technologies. The successful candidate will plan and conduct penetration tests, vulnerability assessments, security reviews, and controlled attack simulations across web, mobile, cloud, API, and enterprise environments. You will identify weaknesses, validate their impact, and provide clear, evidence-based recommendations that help strengthen security controls and reduce operational risk. Responsibilities include defining test scope and methodologies, performing manual and automated security testing, researching new vulnerabilities and attack techniques, developing proof-of-concept exploits where appropriate, and analysing security events or suspected compromises. You will document findings in detailed...

Senior Penetration Tester

Added 15/09/2026

We are seeking a Senior Penetration Tester to lead and deliver high-quality security assessments across applications, infrastructure, cloud environments, networks and emerging technologies. You will plan and execute penetration tests, vulnerability assessments and red-team engagements, using a risk-based approach to identify weaknesses that could affect confidentiality, integrity or availability. The role will involve scoping engagements, defining test methodologies, reviewing technical documentation, conducting reconnaissance and exploitation activities, and validating remediation efforts. You will also be expected to maintain accurate evidence, assess business impact and communicate findings clearly to both technical and non-technical stakeholders. As a senior member of the security testing...

Senior Penetration Tester

Added 15/09/2026

We are seeking an experienced Senior Penetration Tester to assess the security of complex applications, infrastructure, networks, cloud environments, and connected technologies. You will plan and deliver penetration tests across web and mobile applications, APIs, internal and external networks, wireless environments, and adversary simulation engagements. The role involves identifying vulnerabilities, validating their potential impact, demonstrating realistic attack paths, and providing clear, actionable recommendations that support effective remediation. You will lead engagements from scoping and rules of engagement through reconnaissance, testing, exploitation, evidence collection, and reporting. Responsibilities include developing test plans, selecting appropriate tools and methodologies, conducting manual assessments beyond automated...

Principal Penetration Tester (12 Month FTC)

Added 15/09/2026

We are seeking an experienced Principal Penetration Tester for a 12-month fixed-term contract. This is a senior technical role responsible for planning and delivering high-quality penetration testing and security assessment engagements across applications, infrastructure, cloud environments, networks, APIs, mobile platforms and emerging technologies. You will work with technical and business stakeholders to understand risk, define appropriate testing approaches and provide practical, evidence-based recommendations that strengthen security resilience. Your responsibilities will include leading complex penetration tests from scoping and threat modelling through to exploitation, reporting and remediation support. You will identify and validate vulnerabilities, assess their potential business impact, and produce...