1 to 25 of 394 Remote Offensive Security Jobs

Offensive Service Team Lead Manager UK Remote Salary: £100,000 - £140,000 bens, share options. Location: Fully Remote (UK-based) Are you an experienced offensive security leader, with a deep technical background and strong commercial acumen? Do you understand how clients buy cyber services and how to … translate advanced red teaming and penetration testing into business value? We are seeking a strategic and technically aware Offensive Security Team Lead/Manager to drive offensive operations, External Attack Services, engage with clients, and interface with a globally distributed team. This is a rare opportunity to … combine technical expertise, leadership, and commercial insight in a high-impact role. What You'll Be Doing: Lead and manage a skilled team of offensive security professionals. Oversee red teaming, penetration testing, and offensive consulting engagements . Engage with clients, developers, and cyber researchers , translating technical findings More ❯

intelligence, and commercial applications. We are trusted by our customers to protect their mission-critical information in the face of advanced persistent threats. Our offensive security engineers emulate these real-world threats and provide critical signal on attack vectors to help improve our security posture. This role … will be hands-on and requires a deep understanding of micro-service architecture, multi-tenancy vulnerabilities, cloud security, and web application security. In this role you'll dive deep into the security of our products and more: Conduct security assessments. You'll learn how our products work … then try to break them. This includes everything in our current and future product and service portfolio from Apollo to Foundry. You'll document security findings and work with AppSec and product engineers to develop mitigations. Build offensive testing tooling and automation. Scale offensive security testing More ❯

intelligence, and commercial applications. We are trusted by our customers to protect their mission-critical information in the face of advanced persistent threats. Our offensive security engineers emulate these real-world threats and provide critical signal on attack vectors to help improve our security posture. This role … will be hands-on and requires a deep understanding of micro-service architecture, multi-tenancy vulnerabilities, cloud security, and web application security. In this role you’ll dive deep into the security of our products and more: • Conduct security assessments. You’ll learn how our products work … then try to break them. This includes everything in our current and future product and service portfolio from Apollo to Foundry. You’ll document security findings and work with AppSec and product engineers to develop mitigations. • Build offensive testing tooling and automation. Scale offensive security testing More ❯

our team during this exciting period of innovation and expansion. Cognisys is a leading cybersecurity company specialising in Penetration Testing, GRC Consulting, and Managed Security services. We pride ourselves on our customer service, forward-thinking approach, and commitment to excellence. Our small but mighty team works with some of … The Role As a Penetration Tester (Principal Consultant), you will be key in driving commercial success, managing high-performing teams, and delivering cutting-edge offensive security projects. This role is ideal for a technical leader with deep expertise in red teaming and cloud security, coupled with a … passion for business growth and client engagement. If you are a seasoned cybersecurity professional with a passion for offensive security, team leadership, and business growth, we want to hear from you! Key Responsibilities Commercial & Client Engagement: Act as a primary technical contact for key accounts, ensuring strong client More ❯

Principal Consultant - Cyber Security We are searching for an experienced Principal Consultant - Cyber Security. Make an Impact at RSM UK Consulting brings together multiple teams across Transactions, Risk & Consulting, ABA, and Outsourcing to provide client-centric solutions for RSM's current and future clients within the middle market. Our … service and identification of further work opportunities. The role will involve managing the delivery of agreed work activities with a primary focus on technical security including offensive security services. You'll benefit from ongoing coaching, career mentoring, and be supported by our career pathway. You will have … market-leading skills across our different capabilities and advance your professional development. You'll make an impact by: Responsible for planning and delivering cyber security engagements, from scoping through to delivery, debriefs and report writing. Contributing towards the development of exciting new market facing offensive security cyber More ❯

Birmingham, United Kingdom Principal Consultant - Cyber Security We are searching for an experienced Principal Consultant - Cyber Security. Make an Impact at RSM UK Consulting brings together multiple teams across Transactions, Risk & Consulting, ABA, and Outsourcing to provide client-centric solutions for RSM's current and future clients within the … service and identification of further work opportunities. The role will involve managing the delivery of agreed work activities with a primary focus on technical security including offensive security services. You'll benefit from ongoing coaching, career mentoring, and be supported by our career pathway. You will have … to develop market-leading skills across our different capabilities and advance your professional development. You will make an impact by: Planning and delivering cyber security engagements, from scoping through to delivery, debriefs, and report writing. Contributing towards the development of exciting new market-facing offensive security cyber More ❯

service and identification of further work opportunities. The role will involve managing the delivery of agreed work activities with a primary focus on technical security including offensive security services. You’ll benefit from ongoing coaching, career mentoring, and be supported by our career pathway. You will have … market leading skills across our different capabilities and advance your professional development. You'll make an impact by: Responsible for planning and delivering cyber security engagements, from scoping through to delivery, debriefs and report writing. Contributing towards the development of exciting new market facing offensive security cyber … security products and services. Supporting the development of other members of the team. Representing RSM in external meetings, including attendance at client workshops, audit committees, and regional networking events. Building trusted relationships with senior client stakeholders and identifying client and service opportunities. What we are looking for: Are you More ❯

our team during this exciting period of innovation and expansion. Cognisys is a leading cybersecurity company specialising in Penetration Testing, GRC Consulting, and Managed Security services. We pride ourselves on our customer service, forward-thinking approach, and commitment to excellence. Our small but mighty team works with some of … the Role As a Penetration Tester (Principal Consultant), you will be key in driving commercial success, managing high-performing teams, and delivering cutting-edge offensive security projects. This role is ideal for a technical leader with deep expertise in red teaming and cloud security, coupled with a … passion for business growth and client engagement. If you are a seasoned cybersecurity professional with a passion for offensive security, team leadership, and business growth, we want to hear from you! Key Responsibilities: Commercial & Client Engagement: Act as a primary technical contact for key accounts, ensuring strong client More ❯

from Office (WFO) 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 have a strong background in cloud security best practices, automation, and a proactive approach to integrating security across their software delivery lifecycle. A key part of this position will also involve mentoring an internal engineer, developing … structured security policies, and managing Sentinel, Defender and SOAR solutions for automated threat response. Additionally, the role requires liaising with third-party support partners to coordinate security solutions, manage incidents, and enhance overall cybersecurity posture. Responsibilities Infrastructure Security: Architect and secure Azure-based infrastructure using Terraform, ensuring More ❯

SOFTWARE APPLICATION SECURITY ENGINEER £90,000 + 15% Bonus + Excellent Staff Benefits including Strong Pension, Life Assurance Hybrid Working ( 2 Days per Week Onsite ) An interesting opportunity has presented itself within one of the UKs largest Independent Software Based Organisations who are one of a major driving forces … behind Innovative Development of Enterprise-Led Internet Technology. They are now looking for an Application Security Engineer to join their existing & high performing In - House Security Team of 35 Staff including SOC & Cyber Analysts through to Experienced Cyber Security Engineers & Security Architects. As an AppSec Engineer … you will focus on the technical side of IT Security, specifically looking at Application Security & Code Analysis, ensuring their Applications are Built Securely. The Information & Cyber Security Team deal with the Security of Closed-Sourced, Open-Source & In-House Developed Applications ensuring that All Systems & Services More ❯

Bitcoin Offensive Security Engineer - 100% Remote, Blockchain, DeFi About Halborn Inc Our mission is to provide value-add security services and products to the world's most cutting edge technology firms and that starts with blockchain tech. Founded in 2019, Halborn is an elite cyber security … growth trajectories. Our Culture Halborn is a globally distributed team of 100+, looking to grow our elite team of white hat hackers, sales professionals, security engineers and DevSecOps specialists who value independence, want to make their own hours, work for themselves and have a passion for the ever evolving … agreement with Halborn Inc. Responsibilities Conduct realistic adversary simulations from conception through reporting. Perform testing on systems, applications, networks, and processes. Research cutting-edge offensive security techniques. Develop tools and exploits. Communicate clearly and effectively, both written and orally, regarding risks and required remediations. Work collaboratively and independently More ❯

Solana) Offensive Security Engineer - 100% Remote, Blockchain, DeFi About Halborn Inc Our mission is to provide value-add security services and products to the world's most cutting edge technology firms and that starts with blockchain tech. Founded in 2019, Halborn is an elite cyber security … growth trajectories. Our Culture Halborn is a globally distributed team of 100+, looking to grow our elite team of white hat hackers, sales professionals, security engineers and DevSecOps specialists who value independence, want to make their own hours, work for themselves and have a passion for the ever evolving … agreement with Halborn Inc. Responsibilities Conduct realistic adversary simulations from conception through reporting. Perform testing of systems, applications, networks, and processes. Research cutting-edge offensive security techniques. Develop tools and exploits. Communicate clearly and effectively, both written and orally, the risks that exist and remediations required. Work collaboratively More ❯

their strategic goals and empower our people to make an impact and develop their own unique career path. We are seeking an enthusiastic Cyber Security Consultant to join our team. Working alongside our experienced team of specialists, you'll be delivering offensive security services including digital footprint … reconnaissance, social engineering, penetration testing and vulnerability assessments to high profile clients across all industries. The purpose of this role is to deliver our offensive security services including digital footprint reconnaissance, social engineering, vulnerability assessments, penetration testing, threat modelling, cyber-attack simulation exercises, and more to high profile … role is perfect for you! We value diverse experiences and perspectives. Here's what we're looking for in our ideal candidate: Experience in offensive security and penetration testing. Demonstrable experience in infrastructure and web application testing; experience in API testing is desirable. Demonstrable experience using common pentesting More ❯

Control Risks is seeking an experienced, technical cyber security Consultant to join its rapidly growing Digital Risks team. This is a unique opportunity that requires a motivated and diligent client-facing individual to join a highly successful team. The successful candidate will help deliver Control Risks' cyber security risk assessment engagements primarily across the EMEA region and act as a subject matter expert on cyber security technical solution development. The candidate will also need to demonstrate experience and expertise in designing cyber security architecture and implementation of technical security controls. The candidate will also … need to be a team-player who is passionate about delivering high quality cyber security advice to some of the world's largest organisations. Located in London, the successful candidate will be able to travel up to 20% of working time. Travel will primarily be in Europe but may More ❯

Control Risks is seeking an experienced, technical cyber security Consultant to join its rapidly growing Digital Risks team. This is a unique opportunity that requires a motivated and diligent client-facing individual to join a highly successful team. The successful candidate will help deliver Control Risks' cyber security risk assessment engagements primarily across the EMEA region and act as a subject matter expert on cyber security technical solution development. The candidate will also need to demonstrate experience and expertise in designing cyber security architecture and implementation of technical security controls. The candidate will also … need to be a team-player who is passionate about delivering high quality cyber security advice to some of the world's largest organisations. Located in London, the successful candidate will be able to travel up to 20% of working time. Travel will primarily be in Europe but may More ❯

Cyber Security Consultant (CSTM/CRT) Location: Fully Remote (UK-wide) Salary: £45,000 – £50,000 (Dependent on experience) Note: UK security clearance is required. Applicants must have resided in the UK for at least 5 years. Summary: We are exclusively partnering with a leading UK cyber security consultancy to expand their Offensive Security team. This is an exciting opportunity for a skilled CHECK Team Member (CTM) to contribute to high-impact penetration testing projects and develop their expertise in offensive security. If you're passionate about cyber security and ready to advance … your career, this role is for you. Key Responsibilities: Deliver high-quality security assessments (infrastructure or application) aligned with industry standards and client requirements. Produce detailed, actionable reports with clear recommendations. Provide expert technical insight and cyber security advice to internal teams and clients. Support and mentor junior More ❯

We are watchTowr, a VC-backed cyber security startup helping organisations continuously discover vulnerabilities in their Internet-facing attack surface. Cyber security veterans and technical experts, we are obsessed with building cybersecurity technology to help prevent breaches. With experience informed by years of simulating sophisticated cyber attacks against … high and aggressive growth phase of our journey and are excited to continue adding colleagues to join our phorce of nature. Our vision for offensive security is continuous. But what's the role? We are seeking an ambitious Information Security Engineer to join our Platforms team to … focus on our internal security programme. Sounds great-what will I do? This role involves: Security Architecture in the Cloud : Designing and implementing secure cloud infrastructures, ensuring robust protection against potential threats. Endpoint Management and Administration : Overseeing the deployment, configuration, and maintenance of endpoint security solutions to More ❯

Security Engineer What we're offering (we know, everyone jumps to this section first!) Salary of £50-70k Share options so you benefit from our success 28 days paid holiday plus bank holidays, and an additional 5 unpaid if you want. Once you reach 3 years of service … you get an extra day of paid holiday every year until 7 years at Intruder ️ Flexible working - most of the Security team works from home, but we have the option of an office in Shoreditch if you ever feel like some human connection! A yearly off-site for the … years promise more of the same, with plenty of growth opportunities for us and our teams! About the Role: We are looking for a Security Engineer to write new vulnerability checks for the latest critical vulnerabilities, research breaking vulnerabilities, and discover new weaknesses in well-known products. This role More ❯

Security Engineer What we're offering (we know, everyone jumps to this section first!): Salary of £50-70k Share options so you benefit from our success 28 days paid holiday plus bank holidays, and an additional 5 unpaid if you want. Once you reach 3 years of service … you get an extra day of paid holiday every year until 7 years at Intruder Flexible working - most of the Security team works from home, but we have the option of an office in Shoreditch if you ever feel like some human connection! A yearly off-site for the … years promise more of the same, with plenty of growth opportunities for us and our teams! About the Role: We are looking for a Security Engineer to write new vulnerability checks for the latest critical vulnerabilities, research breaking vulnerabilities, and discover new weaknesses in well-known products. This role More ❯

We are watchTowr, a VC-backed cyber security startup helping organisations continuously discover vulnerabilities in their Internet-facing attack surface. Cyber security veterans and technical experts, we are obsessed with building cybersecurity technology to help prevent breaches. With experience informed by years of simulating sophisticated cyber attacks against … high and aggressive growth phase of our journey, and are excited to continue adding colleagues to join our phorce of nature. Our vision for offensive security is continuous. But what's the role? We are looking for an ambitious colleague to join watchTowr as our first Head of … Information Security to manage and continuously evolve watchTowr's internal cyber security capability. As such, this is a hands-on role that will act as an individual-contributor in the initial stages. Although watchTowr's first dedicated internal Info Sec role, as a cyber security company, watchTowr More ❯

Job Description Penetration Tester Position Description CGI Cyber Security Team in the UK is one of the largest Cyber consultancies in the UK with around 300 members. The UK Cyber team works across a variety of domains including: Government, Defence, Critical Infrastructure, Healthcare, Utilities, Banking and Financial Services and … many more. At CGI, you will get the opportunity to work across a number of domains and work in all areas of Cyber Security allowing you to grow and develop your career. We offer full 360-degree services to our clients from initial consulting on a range of areas … including Risk Assessments, Vulnerability Management, Accreditations (ISO27001, GDPR), GRC (Governance, Risk, Compliance), Security Architecture Design and Build (technical and Non-technical), Incident Response, Protective Monitoring Services, Penetration Testing and much more. We take clients through a journey to improve their overall security posture and maturity to ensure they More ❯

CGI Cyber Security Team in the UK is one of the largest Cyber consultancies in the UK with around 300 members. The UK Cyber team works across a variety of domains including: Government, Defence, Critical Infrastructure, Healthcare, Utilities, Banking and Financial Services and Many more. At CGI you will … get the opportunity to work across a number of domains and work in all areas of Cyber Security allowing you to grow and develop your career. We offer full 360-degree services to our clients from initial consulting on a range of areas including Risk Assessments, Vulnerability Management, Accreditations … ISO27001, GDPR), GRC (Governance, Risk, Compliance), Security Architecture Design and Build (technical and Non-technical), Incident Response, Protective Monitoring Services, Penetration Testing and much more. We take clients through a journey to improve their overall security posture and maturity to ensure they feel reassured in the Security More ❯

Penetration Tester Position Description CGI Cyber Security Team in the UK is one of the largest Cyber consultancies in the UK with around 300 members. The UK Cyber team works across a variety of domains including: Government, Defence, Critical Infrastructure, Healthcare, Utilities, Banking and Financial Services and Many more. … At CGI you will get the opportunity to work across a number of domains and work in all areas of Cyber Security allowing you to grow and develop your career. We offer full 360-degree services to our clients from initial consulting on a range of areas including Risk … Assessments, Vulnerability Management, Accreditations (ISO27001, GDPR), GRC (Governance, Risk, Compliance), Security Architecture Design and Build (technical and Non-technical), Incident Response, Protective Monitoring Services, Penetration Testing and much more. We take clients through a journey to improve their overall security posture and maturity to ensure they feel reassured More ❯

security. Responsibilities Perform penetration tests on web, cloud, and mobile systems. Write detailed reports on vulnerabilities and recommendations. Collaborate with clients and provide expert security guidance. Keep up with security trends and research offensive security techniques. Automate repetitive tasks and enhance tools and methodologies. Effectively communicate … Active Directory. Proficiency with tools like BurpSuite Pro, Nmap, and Nessus. Familiar with Kali Linux and penetration testing suites. Excellent communication and reporting skills. Security certifications (e.g., OSCP, CREST, Cyber Scheme) - nice to have UK SC clearance - nice to have Benefits Competitive Salary & Annual Bonus Hybrid and Flexible Working More ❯

security. Responsibilities Perform penetration tests on web, cloud, and mobile systems. Write detailed reports on vulnerabilities and recommendations. Collaborate with clients and provide expert security guidance. Keep up with security trends and research offensive security techniques. Automate repetitive tasks and enhance tools and methodologies. Effectively communicate … Active Directory. Proficiency with tools like BurpSuite Pro, Nmap, and Nessus. Familiar with Kali Linux and penetration testing suites. Excellent communication and reporting skills. Security certifications (e.g., OSCP, CREST, Cyber Scheme) - nice to have UK SC clearance - nice to have Benefits Competitive Salary & Annual Bonus Hybrid and Flexible Working More ❯