1 to 25 of 113 Remote Penetration Testing Jobs in the UK

At Instil we specialise in providing human-focused security and penetration testing services for web applications, cloud infrastructure and mobile applications. The Role We are looking for a Penetration Tester to join our dynamic team based in Belfast. As a Pen Tester, you will be part of the delivery team, conducting penetration tests and vulnerability assessments … Holiday Life Assurance Cycle to Work Scheme Day to Day Probe & exploit security vulnerabilities in client's Infrastructure/cloud, Web Applications and Mobile Applications using a variety of penetration tests. Write detailed reports outlining vulnerabilities and providing actionable recommendations. Collaborate with clients during kick-off and discovery sessions, providing expert advice. Stay current with the latest security threats … vulnerabilities, and trends. Research offensive security techniques to assess and validate infrastructure and technologies, including cloud-based systems. Automate repetitive tasks by developing scripts to streamline testing processes. Mentor junior penetration testers and contribute to their professional development. Play a key role in enhancing existing tools, methodologies, and reports. Occasionally support pre-sales efforts by acting as a More ❯

At Instil we specialise in providing human-focused security and penetration testing services for web applications, cloud infrastructure and mobile applications. The Role We are looking for a Mid/Senior Penetration Tester to join our dynamic team based in Belfast. As a Pen Tester, you will be part of the delivery team, conducting penetration tests … Healthcare Life Assurance Cycle to Work Scheme Day to Day Probe & exploit security vulnerabilities in client's Infrastructure/cloud, Web Applications and Mobile Applications using a variety of penetration tests. Write detailed reports outlining vulnerabilities and providing actionable recommendations. Collaborate with clients during kick-off and discovery sessions, providing expert advice. Stay current with the latest security threats … techniques to assess and validate infrastructure and technologies, including cloud-based systems continuously incorporating new techniques into the team's methodology. Automate repetitive tasks by developing scripts to streamline testing processes. Mentor junior penetration testers and contribute to their professional development. Play a key role in enhancing existing tools, methodologies, and reports. Support pre-sales efforts by acting More ❯

is not available. Who we are: Cyber Guarded Ltd is a long-established and independent cyber security company based in Belfast. As the premier NCSC-approved supplier for CHECK Penetration Testing in Northern Ireland, including Cyber Incident Exercising being conducted at the highest levels, along with Cyber Advisor - Cyber Essentials, we support clients across both public and private … sectors. As we continue to grow significantly, securing significant contracts across Northern Ireland, we’re strengthening our technical team to meet demand. We are seeking skilled Penetration Testers who are either already Cyber Scheme Team Member (CSTM) or CREST Registered Penetration Tester (CRT) or have the technical ability and motivation to gain the above qualifications in the near … future to achieve NCSC CHECK Penetration Testing status. What You’ll Do: Perform infrastructure, web, cloud, and OT penetration testing Produce clear, actionable reports and remediation advice Engage with clients through the full testing lifecycle Contribute to tooling, methodology, and internal R&D What We’re Looking For: Hands-on experience in professional penetration More ❯

role. This role will focus on creating a business strategy, gap analysis and implementation, for securing their Azure-based infrastructure, integrating security automation, ensuring PCI DSS compliance, vulnerability and penetration testing and incident response. This role will focus on developing and maintaining secure, scalable Azure DevOps pipelines and Infrastructure as Code (IaC) using Terraform. Their ideal candidate will … Detection & SOAR Automation: Oversee Security Orchestration, Automation, and Response (SOAR) solutions including SOC Prime. Network & Application Security: Manage Web Application Firewalls (WAF) and Intrusion Prevention Systems (IPS). Vulnerability & Penetration Testing: Review Penetration Testing, vulnerability assessments, and security scanning to proactively identify and remediate risks. PCI DSS Compliance: Conduct security audits, risk assessments, and ensure regulatory … contract continuity. Required Strong expertise in Azure cloud security, Microsoft Defender, and Microsoft Sentinel. Proven experience in SOAR technologies for security automation and response orchestration. Hands-on experience with penetration testing, vulnerability assessments, and security scanning. Experience implementing and managing WAF, IPS, and DNS security solutions. Extensive experience with Terraform for IaC security automation. Knowledge of DevOps pipelines More ❯

Are you ready to venture deeper into your career as a Senior Penetration Testing Consultant? Join a well-established Managed Security Service Provider (MSSP) and a leading Fortinet and Microsoft partner, delivering high-impact cybersecurity solutions to clients in the defense, government, and financial services industries. Committed to nurturing talent, the organization offers a certification sponsorship and professional … development plan. They are currently seeking for a Senior Penetration Testing Consultant to lead advanced penetration tests and security assessments of systems, networks, and applications. Ready to take the next step in your career? Apply today! Responsibilities: Conduct advanced penetration tests, including complex network, application security, and specialized assessments. Use cutting-edge tools and techniques to … identify and exploit vulnerabilities in diverse environments. Apply knowledge and practical experience in cloud and mobile penetration testing. Collaborate with clients to define project scopes, objectives, and expectations, including conducting pre-engagement meetings to understand their environments and threat landscapes. Offer technical leadership by guiding and mentoring junior team members while reviewing and validating their work to ensure quality More ❯

Why join Dionach by Nomios? Since being acquired by Nomios in late 2024, Dionach by Nomios has continued its dynamic growth as a leading information security company. Specializing in penetration testing and information assurance services, we offer an incredible opportunity to be part of an experienced team, build your skills, and grow professionally. Dionach by Nomios holds impressive … If you require accommodations during the application process, let us know, and we'll work to meet your needs. What You'll Do Lead and mentor a team of Penetration testers, fostering a collaborative and high-performance work environment. Lead and oversee complex infrastructure penetration tests ensuring that they are conducted thoroughly and in accordance with project requirement. … scoping. You will have the opportunity to work on a wide range of services: web and mobile application tests, internal tests, infrastructure tests, but also, social engineering. Ensure all testing activities comply with CHECK standards. What We're Looking For Experience : Significant experience in penetration testing, including network, web application and internal penetration testing as More ❯

real difference in the cybersecurity space? If so, this could be the perfect opportunity for you. Morela is proud to be supporting our client in their search for a Penetration Tester (Contract – 3 months with a view to extend). The Role In the role of Penetration Tester, you’ll be involved in client projects performing a range … of security evaluations. This contract position provides the opportunity to work across different areas of penetration testing, allowing you to gain diverse and meaningful experience throughout the engagement. Rate: £350 per day (Outside IR35) Location: Manchester (Hybrid Working) Must Have: Demonstrated experience working full-time in penetration testing roles Solid technical expertise necessary to navigate and … succeed in the interview process Skilled at articulating both technical details and business implications clearly and confidently Primary Duties: Conduct penetration testing assignments solo and collaboratively within teams Maintain effective communication with clients throughout all stages of testing Compile and deliver clear, concise reports outlining security weaknesses and recommendations Engage in diverse and challenging penetration testing More ❯

Senior Security Engineer, you will implement and maintain robust security systems and protocols across the IT infrastructure. You will conduct risk assessments and vulnerability scans, mitigate vulnerabilities identified in penetration testing, and implement preventative measures to protect against cyber threats. You will monitor the security infrastructure, detect and respond to potential threats, and help mentor the IT security … SSO Manage MDM/MAM and Conditional Access Manage security certificates and keys Manage IDS and IPS Manage PAM systems Deliver Cyber Security Awareness Training Remediate vulnerabilities identified during penetration testing Handle ad-hoc IT security projects Experience - Essential The successful candidate will have a good working knowledge and experience in managing the following technology stack: CrowdStrike EDR … Menlo Web Security Gateway KnowBe4 Digicert Certificates and Microsoft Certificate Services Ivanti or Automox patching AppCheck or Tenable WAS Desired Education: CISM, MS SC100, 200, 900, OSCP or other penetration testing certifications Industry: Financial services, SOC, Penetration Testing is desirable Personal Skills: Excellent interpersonal, written, and verbal communication skills The ability to handle multiple priorities, tasks More ❯

the most trusted technology solutions partner; renowned for being the best and brightest, having lasting impact with our customers and delivering exceptional returns to our stakeholders. 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. Role Mission Claranet’s strategy is to build long-term, trusted relationships with its customers by delivering market-leading, integrated managed services. We … are seeking highly driven and aspirant penetration testing consultants to conduct a broad range of specialist engagements. Duties and Responsibilities Essential Roles & Responsibilities As an Associate Penetration Tester at Claranet, you will able to deliver you own web application tests and through training and partnering, you will have the opportunity to become involved in a full range More ❯

Title: Senior Penetration Testing Consultant Salary: Up to £50,000 Hybrid working (1 day per quarter in the office) Summary: A Senior Penetration Testing Consultant is responsible for leading and conducting advanced penetration tests across networks, applications, and infrastructure. This remote-first role involves defining scopes with clients, executing technical assessments, and delivering detailed reports … with remediation guidance. The position requires strong technical leadership, mentoring junior testers, and staying ahead of emerging cyber threats through research and innovation. Key Responsibilities: Perform advanced penetration tests and vulnerability assessments. Engage with clients to define testing objectives and provide expert consultancy. Lead junior testers, review reports, and ensure technical accuracy. Deliver clear, comprehensive documentation and present … findings to clients. Innovate and contribute to new tools, methodologies, and red team capabilities. Collaborate across security teams and maintain strong client relationships. Support project delivery and manage multiple testing engagements. Requirements: Extensive experience in penetration testing and ethical hacking. Certifications such as OSCP, CRT, CSTM, or equivalent. Must hold Check Team Member (CTM) status Proficiency with More ❯

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 who understands the … niggles of day penetration testing operations. As a result, engagements are centred around making your day-to-day responsibilities as easy as possible, with a pure focus on value added testing. They have no problem with 2+1’s and pub sec engagements... but that’s not where they phish. Most of your time will be spent on advanced … testing and large-scale engagements that give you the opportunity to collaborate with wider technologists. (engineers, developers and blue teamers) 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 More ❯

are looking for a technically exceptional and visionary Senior Manager to lead our Offensive Security function. This role is both strategic and hands-on, responsible for delivering high-impact penetration testing, attack surface management, and a mature bug bounty program. The ideal candidate will be a transformation leader with deep technical expertise in offensive security and a passion … Security will serve as both a strategic leader and hands-on technical expert, driving the evolution of our offensive security capabilities. This role is accountable for delivering high-impact penetration testing, managing our attack surface, and overseeing a global bug bounty program. With a strong focus on identifying control gaps and advancing purple team maturity, the ideal candidate … a transformation mindset, and a proven ability to lead and inspire high-performing teams in a dynamic, threat-informed environment. RESPONSIBILITIES Technical Leadership & Execution - Personally lead and execute advanced penetration tests, red/purple team exercises, and adversary emulation campaigns across cloud, application, and infrastructure layers. - Identify and exploit vulnerabilities to simulate real-world attack scenarios, validate detection and More ❯

are looking for a technically exceptional and visionary Senior Manager to lead our Offensive Security function. This role is both strategic and hands-on, responsible for delivering high-impact penetration testing, attack surface management, and a mature bug bounty program. The ideal candidate will be a transformation leader with deep technical expertise in offensive security and a passion … Security will serve as both a strategic leader and hands-on technical expert, driving the evolution of our offensive security capabilities. This role is accountable for delivering high-impact penetration testing, managing our attack surface, and overseeing a global bug bounty program. With a strong focus on identifying control gaps and advancing purple team maturity, the ideal candidate … a transformation mindset, and a proven ability to lead and inspire high-performing teams in a dynamic, threat-informed environment. RESPONSIBILITIES Technical Leadership & Execution - Personally lead and execute advanced penetration tests, red/purple team exercises, and adversary emulation campaigns across cloud, application, and infrastructure layers. - Identify and exploit vulnerabilities to simulate real-world attack scenarios, validate detection and More ❯

Penetration Tester Infrastructure (UK-Based, Remote) We are currently recruiting for an experienced Penetration Tester specialising in Infrastructure Testing on behalf of a leading UK-based security consultancy. This company is renowned for its innovative approach to security, providing ongoing vulnerability assurance and continuous threat management through its advanced portal solution, beyond traditional point-in-time assessments. … The Role: As an Infrastructure Penetration Tester , you will be responsible for conducting thorough and formal assessments, delivering high-quality written reports that meet both industry standards and client deadlines. You will also support pre-engagement activities such as scoping projects and drafting proposals. Research into vulnerabilities within infrastructure and applications will be a key part of your role … with a commitment to responsible disclosure practices. Key Responsibilities: Conduct Comprehensive Testing: Perform formal, in-depth penetration tests focused on infrastructure and occasionally other areas. Reporting: Deliver detailed, well-structured technical and non-technical reports in English. Vulnerability Assessments: Identify vulnerabilities and provide actionable remediation recommendations. Pre-Engagement Support: Assist in scoping client projects and drafting proposals to More ❯

UK and operations worldwide, the company enable clients to navigate complex security challenges, ensuring the safety of their people, data, and reputation. The company is looking for a skilled Penetration Tester to join the Cyber/Technical team. If you would like to learn more about this opportunity, feel free to reach out and apply today! Responsibilities: Deliver technical … training to clients across sectors, both in the UK and internationally. Manage and mentor Technical Consultants, overseeing professional development and project execution. Lead project management for vulnerability assessments and penetration testing, ensuring smooth delivery and client satisfaction. Provide security consultancy services to commercial clients, offering tailored solutions and technical expertise. Assist with business development by networking and helping … to bring in new projects. Skills/Must Have: Strong technical security expertise, with a well-rounded understanding of penetration testing and risk management. Experience in government or defence security, with an interest in applying knowledge to commercial sectors. Proven consultancy, training, and leadership skills, with the ability to guide and mentor technical teams. Strong written communication and More ❯

Cyber Security Consultant (Penetration Tester) Milton Keynes, Buckinghamshire, United Kingdom We are seeking an experienced Cyber Security Consultant (Penetration Tester) . Make an Impact at RSM UK At RSM, our consulting team brings together diverse advisory experts to deliver our six core solutions: business transformation, forensic, deal services, restructuring, finance function support, and risk and governance. Our solutions … seeking an enthusiastic Cyber Security Consultant to join our team. Working alongside our experienced team of specialists, you'll deliver offensive security services including digital footprint reconnaissance, social engineering, penetration testing, vulnerability assessments, and more to high-profile clients across all industries. The purpose of this role is to deliver offensive security services such as digital footprint reconnaissance … social engineering, vulnerability assessments, penetration testing, threat modeling, cyber-attack simulation exercises, and more. You'll benefit from ongoing coaching, career mentoring, and support through our career pathway. You will have opportunities to develop market-leading skills across different capabilities and advance your professional development. You will make an impact by: Supporting technical scoping activities for client assignments. More ❯

Why join Dionach by Nomios? Since being acquired by Nomios in late 2024, Dionach by Nomios has continued its dynamic growth as a leading information security company. Specializing in penetration testing and information assurance services, we offer an incredible opportunity to be part of an experienced team, build your skills, and grow professionally. Dionach by Nomios holds impressive … environment for all our employees. If you require accommodations during the application process, let us know, and we'll work to meet your needs. What You'll Do Lead penetration testing teams to conduct penetration tests across various environments, including web applications, APIs, Cloud, and network infrastructure. Lead on-site customer engagements. Lead on developing and providing … equivalent level. Experience : At least 5 years leading network, web, and internal penetrations tests as well as experience in leading customer engagements onsite. Leadership : Experience of supervising and mentoring penetration test teams. Training Experience : Ownership and leadership on developing and providing training courses. Tools : Proficiency with tools like Burpsuite Pro, Nessus, and other industry standards. Communication : Strong verbal and More ❯

services and digital investigations services to a wide variety of customers and maintains specialist teams to deliver these services. The Position This is an exciting opportunity for an experienced Penetration Tester to join our expanding Cyber team. You will be responsible for delivering comprehensive Penetration Testing Services to clients across both public and private sectors, ensuring work … is performed to the highest professional standards. Key Responsibilities Conduct thorough penetration tests on infrastructure, web applications, APIs, mobile applications, and cloud environments. Perform vulnerability and cloud assessments using a variety of tools and techniques. Document testing procedures, findings, and recommendations in detailed reports for both technical and non-technical audiences. Serve as the primary point of contact … are robustly adhered to. Ensuring that the company's security procedures ISO 27001 are robustly adhered to. What We're Looking For 3 + years' experience working as a Penetration Tester OSCP Certified Proficiency in penetration testing tools such as Burp Suite, Nessus etc. Good interpersonal skills. Experience of technical report writing. Has the ability to deal More ❯

Summary: CCL Solutions Group is seeking an exceptional Senior Penetration Tester with CHECK Team Leader Infrastructure (CTL-INF) qualifications to join our elite team of security professionals. Location: Home based Main Job Summary This is more than just a job, we're looking for individuals with a hacker's mindset, deep technical expertise, and a relentless drive to secure … leading provider of cybersecurity services, we are a team committed to making a real difference in protecting communities, businesses, and the critical infrastructure of the UK. As a Senior Penetration Tester within CCL Solutions Group, your key responsibilities will be: Lead and deliver end-to-end penetration testing engagements across infrastructure and cloud environments. Manage and mentor … Leader certification (Cyber Scheme Team Leader - INF or CREST CCT-INF). Minimum of 2 years delivering CHECK engagements as a CTL. At least 3 years of hands-on penetration testing experience in enterprise environments. Deep understanding of infrastructure testing, Active Directory security, and cloud technologies (AWS, Azure, Kubernetes). Strong familiarity with tools such as Nmap More ❯

My consultancy client who work with a number of household names in the Finance, Insurance and Retail sector are looking to hire a full-time Penetration Tester to support one of their key clients. This role is hybrid working and is working 2 days a week on the client site. In this role you will be responsible for delivering … comprehensive Penetration Testing Services to the end client s, ensuring work is performed to the highest professional standards. Key Responsibilities Conduct thorough penetration tests on infrastructure, web applications, APIs, mobile applications, and cloud environments. Perform vulnerability and cloud assessments using a variety of tools and techniques. Document testing procedures, findings, and recommendations in detailed reports for … and 9001 are robustly adhered to. Ensuring that the company’s security procedures ISO 27001 are robustly adhered to. Essential Skills & Experience 3 + years’ experience working as a Penetration Tester OSCP Certified Proficiency in penetration testing tools such as Burp Suite, Nessus etc. Good interpersonal skills. Problem solver. Experience of technical report writing. Has the ability More ❯

Why join Dionach by Nomios? Since being acquired by Nomios in late 2024, Dionach by Nomios has continued its dynamic growth as a leading information security company. Specializing in penetration testing and information assurance services, we offer an incredible opportunity to be part of an experienced team, build your skills, and grow professionally. Dionach by Nomios holds impressive … you require accommodations during the application process, let us know, and we'll work to meet your needs. What We're Looking For Experience with leading security assessments and penetration tests within OT/ICS environments. Experience with testing and reviewing OT architectures and related network device configurations. Experience with testing Critical National Infrastructure environments. Experience with … security, or vendor-specific OT platforms. Knowledge of cyber security regulatory landscape: e.g. CAF, NCSC, NIS. Knowledge of OT network protocols: e.g. modbus, DNP3, LoRaWAN. Tools: Experience with standard penetration testing tools, such as port and vulnerability scanners, BurpSuite, Kali Linux, etc as well as OT/ICS related tools and traffic analysis solutions (e.g. Malcom, Hedgehog Linux More ❯

security incident response plan, including detection, analysis, containment, eradication, recovery, and post-incident review, supporting timely reporting to relevant authorities (eg ICO, NHS England) where required. Vulnerability management and testing: Own, support and oversee programs for vulnerability scanning, penetration testing, and security audits of applications and infrastructure to identify and address security weaknesses. Security awareness and training … mentoring: Proven ability to lead, mentor, and develop a high-performing governance, risk, and compliance (GRC) team. Vulnerability management: Experience scoping, overseeing and interpreting the results of vulnerability scanning, penetration testing, and security audits. Desirable: Cloud Security Expertise: Experience securing cloud-native applications and infrastructure (eg AWS, GCP), including knowledge of cloud security best practices and compliance frameworks More ❯

connectivity across the region. If you would like to learn more about this opportunity, feel free to reach out and apply today! Responsibilities: Lead full-scope, threat intelligence-led penetration testing across applications, infrastructure, cloud (AWS, Azure), APIs, OT/ICS, and O365. Develop sophisticated test plans and use cases based on emerging threats and attacker TTPs. Produce … advice. Work closely with client cybersecurity teams to prioritize and track vulnerability remediation, contributing to blue team effectiveness. Conduct ongoing research and contribute to thought leadership in threat-informed testing methodologies. Required Skills: 5+ years of professional experience in penetration testing, with a strong emphasis on threat intel and adversary emulation. Deep understanding of OT/IT More ❯

with industry standards such as ISO27001, Cyber Essentials Plus, PCI/DSS Stay ahead of cyber threats, maintaining and improving security monitoring and risk management processes Support vulnerability management, penetration testing, and incident response Requirements for this role: 3+ years' experience in a senior cyber security role Strong knowledge of security frameworks (NIST, NCSC, CIS, MITRE ATT&CK … Hands-on experience with security tools: SIEM, IDS/IPS, firewalls, endpoint protection Expertise in Azure security and securing cloud platforms A solid understanding of vulnerabilities, penetration testing, and compliance Experience with network security, encryption, TLS, SSL, and security monitoring tools MUST have the Right to work in the UK i.e. British Citizen, ILR status or Settled status More ❯

Your mission As a Penetration Test Delivery Manager, you are responsible for the seamless execution of Intigriti's PTaaS engagements. Acting as a trusted advisor and delivery lead, you ensure each test is scoped effectively, executed with technical excellence, and communicated clearly to clients. You will work closely with researchers across time zones, translating findings into business-aligned outcomes … and priorities. Collaborate with Intigriti's triage and researcher teams to ensure test results are vetted and validated efficiently. Translate validated findings and technical data into a high-quality penetration test report that aligns with client expectations and business impact. Coordinate with Intigriti's global researcher community to align expectations, clarify scope, and ensure consistent, high-quality engagement delivery. … to pre-sales technical scoping and product discussions as an experienced technical voice within the Solutions Engineering function. What you'll bring At least 3 years of hands-on penetration testing experience across domains such as web applications, APIs, infrastructure, and mobile. Proven ability to lead and deliver penetration testing engagements in a consulting, delivery, or More ❯