1 to 25 of 58 Remote Offensive Security Jobs

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 … the UK's most critical assets. You will be leading engagements across secure environments, delivering high-impact assessments, mentoring team members, and shaping the offensive security direction of the business. In return, we offer a highly supportive environment with structured mentoring, paid training days, and access to advanced tooling. Main Duties & Responsibilities (other duties may be assigned): CCL … risks, remediation strategies, and technical impact. Support red team simulations, infrastructure reviews, and adversary emulation where required. Contribute to internal R&D, tooling improvements, and the development of our offensive security services. Required Skill Set & Experience: This role requires a senior and mature person who can demonstrate leadership, honesty and integrity and who expects high standards. Please understand More ❯

months of hands-on penetration testing experience and a strong interest in developing advanced technical skills. This is a rare opportunity to join a highly skilled and diverse security team committed to continuous growth and excellence in the field of offensive security. Key Responsibilities: Conduct hands-on Web Application Penetration Testing Support and contribute to Infrastructure and Cloud … Security Assessments Be mentored and trained towards Adversarial Simulation , Red Team Operations , and other advanced offensive security techniques Write detailed, clear, and professional reports for technical and non-technical stakeholders Collaborate with a team of skilled professionals and contribute to knowledge sharing Requirements: Minimum 6 months of practical penetration testing experience (freelance, consultancy, or internal testing roles … considered) OSCP certification is essential (OSEP, OSCE3, or other advanced Offensive Security certifications also accepted) Demonstrable knowledge of Web Application security , including common vulnerabilities (e.g., OWASP Top 10) Strong desire to deepen technical capabilities across various domains, including infrastructure, cloud, and red teaming Excellent written and verbal communication skills Full right to work in the UK (UK More ❯

months of hands-on penetration testing experience and a strong interest in developing advanced technical skills. This is a rare opportunity to join a highly skilled and diverse security team committed to continuous growth and excellence in the field of offensive security. Key Responsibilities: Conduct hands-on Web Application Penetration Testing Support and contribute to Infrastructure and Cloud … Security Assessments Be mentored and trained towards Adversarial Simulation , Red Team Operations , and other advanced offensive security techniques Write detailed, clear, and professional reports for technical and non-technical stakeholders Collaborate with a team of skilled professionals and contribute to knowledge sharing Requirements: Minimum 6 months of practical penetration testing experience (freelance, consultancy, or internal testing roles … considered) OSCP certification is essential (OSEP, OSCE3, or other advanced Offensive Security certifications also accepted) Demonstrable knowledge of Web Application security , including common vulnerabilities (e.g., OWASP Top 10) Strong desire to deepen technical capabilities across various domains, including infrastructure, cloud, and red teaming Excellent written and verbal communication skills Full right to work in the UK (UK More ❯

support our clients in achieving 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 clients across all industries. You'll benefit from ongoing coaching, career mentoring, and be supported … passionate about making improvements, this 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 tools including Kali Linux, Burpsuite More ❯

To: Head of Cyber Services Salary: £55,000 - £60,000 Travel: Occasional client site visits About Us We're a rapidly growing cybersecurity reseller and MSP delivering cutting-edge security solutions across network, endpoint, cloud, and offensive security testing. Our mission: empower clients to expose and eliminate critical vulnerabilities before attackers do. We're expanding our offensive security team and need an experienced Penetration Tester to deliver high-impact, real-world security assessments that drive tangible improvements. The Role - What You'll Own You will simulate sophisticated cyberattacks across client environments - from networks and web apps to cloud and endpoints - exposing weaknesses before adversaries can exploit them. Your findings will guide clients to stronger … more resilient security postures. Lead internal and external penetration tests , including infrastructure, web, wireless, cloud, and social engineering. Execute red team, purple team, and breach simulation exercises tailored to client maturity and objectives. Identify and safely exploit vulnerabilities to demonstrate real business impact . Deliver clear, actionable reports tailored to both technical teams and executives. Drive client engagement through More ❯

THE ROLE NextEnergy Group develops, builds, and operates large-scale solar Photovoltaic (PV) assets and battery storage projects across Europe. As our Security & Information Security Architect, you will set the security vision and implement secure-by-design principles for every layer of the organization — from field-level Operational Technology networks and real-time trading engines right through … to corporate business systems. A critical dimension of the role will be tight collaboration with: Data Protection Officer (DPO): embedding privacy-by-design, supporting DPIAs and audits Network & Security Engineering team: turning architecture patterns into robust, monitored, and recoverable configurations in production External security advisors & key technology suppliers to align architectural controls with best practice guidance, managed service … This is a strategic yet hands-on role that balances secure-by-design principles with practical delivery across cloud, on-prem, and SaaS estates. KEY RESPONSIBILITIES Set & evolve enterprise security architecture (reference models, standards, patterns) covering IT, OT and hybrid-cloud environments that collect, process and trade renewable-generation data Embed security & privacy requirements into solution designs, CI More ❯

THE ROLE NextEnergy Group develops, builds, and operates large-scale solar Photovoltaic (PV) assets and battery storage projects across Europe. As our Security & Information Security Architect, you will set the security vision and implement secure-by-design principles for every layer of the organization — from field-level Operational Technology networks and real-time trading engines right through … to corporate business systems. A critical dimension of the role will be tight collaboration with: Data Protection Officer (DPO): embedding privacy-by-design, supporting DPIAs and audits Network & Security Engineering team: turning architecture patterns into robust, monitored, and recoverable configurations in production External security advisors & key technology suppliers to align architectural controls with best practice guidance, managed service … This is a strategic yet hands-on role that balances secure-by-design principles with practical delivery across cloud, on-prem, and SaaS estates. KEY RESPONSIBILITIES Set & evolve enterprise security architecture (reference models, standards, patterns) covering IT, OT and hybrid-cloud environments that collect, process and trade renewable-generation data Embed security & privacy requirements into solution designs, CI More ❯

Senior 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 in the Security control, measures and systems we have put in place in line with their requirements. At CGI training and development is very important not only do More ❯

Are you passionate about cloud security and leadership? Then join Vanguard's Cloud Security Assurance team and help to protect our rapidly expanding multi-cloud operations. As the Cloud Security Assurance Manager, you will implement a strategy to provide security guardrails and to continuously reduce Vanguard's cloud attack surface - while minimizing friction for thousands of … multi-cloud infrastructure. This is a great opportunity to join a growing team - working in a fast-paced cross-functional environment to protect Vanguard and its clients from cyber security threats Global Risk and Security (GR&S) at Vanguard enables business strategy, protects client and Vanguard interests (e.g., assets and data), and stewards a strong risk culture. Our … teams leverage enterprise-wide insights, deep expertise, and trusted advice so that across Vanguard leaders and crew drive faster, stronger, risk-informed decisions. Within GR&S, the Enterprise Security and Fraud (ES&F) sub-division is responsible for the global protection of Vanguard crew, property, data, and client assets. We are the trusted advisors that protect the pride of More ❯

ESO's teams are growing, and our software is in demand globally by firefighters, paramedics, hospitals and governments. To meet this demand, we are building an industry-leading cyber security team in Belfast to protect our customers and data from a variety of fast moving and constantly evolving threats. We are looking for an Application Security Engineer to … These applications are used to help our customers go about their daily job of protecting their communities and saving lives. You will refine our application design and protection using offensive security techniques like design assessment, research, threat intelligence, threat modelling, and controls optimization. You will conduct security assessments of our applications, identify issues, and help address them … early in the development cycle. You'll also support developers in improving coding practices to enhance security and assist with remediating findings from security assessments. Our Security Engineering team operates autonomously within a motivated and forward-thinking Security team. Join our diverse, growing team, working on mission-critical products with training and mentoring support. Joining our More ❯

GED and 7+ years of experience in Information Technology, or Bachelor's degree and 3+ years of experience in Information Technology Linux Computing Environment (CE) Certification Windows CE Certification Offensive Security Certified Professional (OSCP) or GIAC Penetration Tester (GPEN) Certification DoD Approved 8570 Information Assurance Technician (IAT) Level III Certification, including CASP+ CE, CCNP Security, CISA, CISSP … GCED, GCIH, or CCSP Certification Additional Qualifications Experience with Cobalt Strike, Metasploit, and Kali Linux Python Certification Completion of the Red Team Apprentice, Offensive Methodology Analysis, or Red Team Operations Training Clearance: Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to classified information; TS/SCI clearance is … missions throughout the United States. Gridiron IT specializes in providing comprehensive IT services tailored to meet the needs of federal agencies. Our capabilities include IT Infrastructure & Cloud Services, Cyber Security, Software Integration & Development, Data Solution & AI, and Enterprise Applications. These capabilities are backed by Gridiron IT's experienced workforce and our commitment to ensuring we meet and exceed our More ❯

20+ years! Culture at Intermedia is built on teamwork and transparency. We hold each other accountable and always have each other's back! About the role: Intermedia's Information Security team is seeking a Senior Security Engineer with a strong passion for threat detection, incident response, and security engineering. The ideal candidate thrives in digging through data … to find anomalies, identifying root causes, uncovering malicious activity, recommending corrective actions, and working cross-functionally to drive remediation and strategic improvements. Key Responsibilities Security Monitoring & Incident Response Monitor and triage security alerts from SIEM, EDR, and other tools; escalate and respond as needed. Investigate security incidents, determine root cause, document findings, and develop IOCs to prevent … recurrence. Support escalations from internal employees or customers with security-related concerns. Security Engineering & Tooling Assist with security reviews related to infrastructure and system changes. Build, enhance, and maintain internal security tooling and scripting repositories. Contribute to the development of detection content, alert tuning, and automation pipelines. Strategic & Team Contributions Drive annual security team goals 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 in the Security control, measures and systems we have put in place in line with their requirements. At CGI training and development is very important not only do we More ❯

Are you a passionate security researcher with experience assessing large, complex software products? We are looking for talented individuals who are excited about security research and developing creative solutions for some of Oracle’s most critical customers. Finding and combining bugs to create new attacks is essential in this role. Who We Are We are a world-class … team of application security researchers who love new challenges. We are an inclusive and diverse, with a full range of experience and a global reach. We have the resources of a large enterprise and the energy of a start-up, and we’re working on a critical software assurance initiative with our cloud and mobile engineering teams. Our mission … is to make application security and software assurance a reality, at scale. We’re a dedicated team that leverages each other’s strengths to produce cutting-edge solutions to difficult problems. Join us to grow your career and create the future of software assurance at scale. Work You’ll Do As a member of our team, you will be More ❯

About Bridewell One of the most exciting prospects in the UK cyber security sector today, Bridewell is a leading cyber security services company specialising in protecting and transforming critical business functions for some of the world's most trusted organisations. We are the trusted partner for operators of essential services and provide end-to-end cyber security capabilities that help our clients overcome their security challenges, allowing them to operate safely and securely. Bridewell holds the Gold level, Investors in People award which we feel solidifies and reflects on the outstanding calibre that makes us truly one team. Who are we looking for? We are looking for an experienced Project Manager who can lead and … projects at any one time, with proven experience engaging and managing relationships with various stakeholders, including clients, vendors, and internal teams. Ideally, you'll have worked with a Cyber Security services provider or within a Cyber Security function, with knowledge of Cyber Security principles, standards, and technologies desirably resulting in at least a foundation level qualification (e.g. More ❯

Job Title: Security Testing Consultant (Penetration Testing) Location: London SE1 (with hybrid working available post-probation) Salary: 45,000 - 60,000 + benefits Are you a skilled Penetration Tester looking to join a collaborative and mission-driven cyber security team? This Security Testing Consultant position offers the chance to deliver high-impact security assessments across web … applications, infrastructure, cloud platforms, APIs, mobile, and wireless systems. You'll be part of a close-knit team delivering trusted security testing and advisory services for clients across various industries. If you're passionate about offensive security and want to contribute to Red Team activities while supporting junior team members, this role is for you. What You … and Qualys. Knowledge of AWS, Azure, or Google Cloud platform security. At least 2 certifications from: CREST CRT, OSCP, OSCE, or CCT. Desirable Extras: Experience with CI/CD security and container technologies like Docker. Knowledge of Red Team operations, CobaltStrike, bug bounty programs, or IoT/AI/LLM security. Hands-on coding or scripting knowledge and an More ❯

Job Title: Security Testing Consultant (Penetration Testing) Location: London SE1 (with hybrid working available post-probation) Salary: £45,000 - £60,000 + benefits Are you a skilled Penetration Tester looking to join a collaborative and mission-driven cyber security team? This Security Testing Consultant position offers the chance to deliver high-impact security assessments across web … applications, infrastructure, cloud platforms, APIs, mobile, and wireless systems. You'll be part of a close-knit team delivering trusted security testing and advisory services for clients across various industries. If you're passionate about offensive security and want to contribute to Red Team activities while supporting junior team members, this role is for you. What You … and Qualys. Knowledge of AWS, Azure, or Google Cloud platform security. At least 2 certifications from: CREST CRT, OSCP, OSCE, or CCT. Desirable Extras: Experience with CI/CD security and container technologies like Docker. Knowledge of Red Team operations, CobaltStrike, bug bounty programs, or IoT/AI/LLM security. Hands-on coding or scripting knowledge and an More ❯

At Vertical Structure (an Instil Company), 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 CTL (Infrastructure) 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 across a range of technologies and a wide range of customers including software, fintech, manufacturing, engineering, legal, and public sector. Your insights will be crucial in identifying security weaknesses and helping clients fortify their systems. We offer varied, challenging work in a supportive environment where you will find yourself constantly evolving and learning, whilst studying towards further specialised … providing tailored actionable recommendations. Manage end-to-end testing, collaborating with clients during kick-off and discovery sessions, providing expert advice and follow up. 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 continuously incorporating new techniques into the team's More ❯

a passion to make an impact. Harnessing our innovative technologies and strong partnerships, we aim to make travel easy and rewarding for everyone. Get to Know our Team The Security Department oversees security, compliance, GRC, and security operations for all Agoda. We are vigilant in ensuring there is no breach or vulnerability threatening our company or endangering … This would be a great challenge for those who want to work with the best technology in a dynamic and advanced environment. The Opportunity/Role Summary: Conduct application security reviews and perform penetration testing, ensuring alignment with compliance standards. Engage in projects, research, and security tool development to enhance security measures and meet compliance requirements. Scale … security processes using automation. Provide training, outreach, and develop documentation to guide security practices among internal teams. Offer technical guidance, advocate for automation, evaluate designs, and lead our security teams to empower engineering partners with cutting-edge tools, techniques, and methodologies to naturally build secure products. What you'll Need to Succeed/Role Requirements: Strong foundations More ❯

a passion to make an impact. Harnessing our innovative technologies and strong partnerships, we aim to make travel easy and rewarding for everyone. Get to Know our Team The Security Department oversees security, compliance, GRC, and security operations for all Agoda. We are vigilant in ensuring there is no breach or vulnerability threatening our company or endangering … This would be a great challenge for those who want to work with the best technology in a dynamic and advanced environment. The Opportunity/Role Summary: Conduct application security reviews and perform penetration testing, ensuring alignment with compliance standards. Engage in projects, research, and security tool development to enhance security measures and meet compliance requirements. Scale … security processes using automation. Provide training, outreach, and develop documentation to guide security practices among internal teams. Offer technical guidance, advocate for automation, evaluate designs, and lead our security teams to empower engineering partners with cutting-edge tools, techniques, and methodologies to naturally build secure products. What you'll Need to Succeed/Role Requirements: Strong foundations More ❯

a passion to make an impact. Harnessing our innovative technologies and strong partnerships, we aim to make travel easy and rewarding for everyone. Get to Know our Team: The Security Department oversees security, compliance, GRC, and security operations for all Agoda. We are vigilant in ensuring there is no breach or vulnerability threatening our company or endangering … advanced environment. The Opportunity: You will be working in a fast paced DevSecOps environment where code change happens at a rapid speed and where it is paramount to control security testing into a continuous deployment/integration flow. In this Role, you'll get to: Play a lead role in developing and designing application-level security controls and … standards. Perform application security design reviews against new products and services. Track and prioritize all security issues. Build internal security tools that help fix security problems at scale. Perform code review and drive remediation of discovered issues. Enable automated security testing at scale to measure vulnerability, and report on risk across all microservice, web and More ❯

a passion to make an impact. Harnessing our innovative technologies and strong partnerships, we aim to make travel easy and rewarding for everyone. Get to Know our Team: The Security Department oversees security, compliance, GRC, and security operations for all Agoda. We are vigilant in ensuring there is no breach or vulnerability threatening our company or endangering … advanced environment. The Opportunity: You will be working in a fast paced DevSecOps environment where code change happens at a rapid speed and where it is paramount to control security testing into a continuous deployment/integration flow. In this Role, you'll get to: Play a lead role in developing and designing application-level security controls and … standards. Perform application security design reviews against new products and services. Track and prioritize all security issues. Build internal security tools that help fix security problems at scale. Perform code review and drive remediation of discovered issues. Enable automated security testing at scale to measure vulnerability, and report on risk across all microservice, web and More ❯

Our client is a pure offensive security ompany looking for a senior penetration tester (4+ years experience) to join their team. Location: Amsterdam Type: Permanent Workplace Type: Hybrid/Remote working (1-2 days on site) Job Description This is a technical position and your tasks will include Conducting professional security assessments for the clients Consulting and … advisory services You will work on a mix of security assessments, web applications, mobile applications, infrastructure, and server deployment You will work on code review, cloud assessments (across multiple providers), SOC assessments, purple team exercises, red team engagements and hardware hacking is also on the table Requirements Must be based in Netherlands Dutch speaking role Minimum 4+ years relevant … experience Consulting experience within the cyber security field is desirable Great communication skills and the ability to present technical jargon in an understandable way Desirable/Bonus Points (but not a requirement) Certified as OSCP, OSCE, GPEN, GWAP, CEH, CRTP, CISSP or similar. A degree in Computer Science or equivalent experience or training Benefits Salary: 4k - 6k base salary More ❯

month contract in a Work 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 adherence to security best practices by developing, maintaining, and optimizing Terraform code. DevOps Pipeline Development and Maintenance: Design, develop, and optimize Azure DevOps pipelines More ❯

of the mid-market, ensuring both excellent client serviceand identification of further work opportunities. The role will involvemanaging the delivery of agreed work activities with a primary focus ontechnical security including offensive security services. You'll benefit from ongoing coaching, career mentoring, and be supported by ourcareer pathway. You will have an opportunity to continue to develop … marketleading skills across our different capabilities and advance your professionaldevelopment. 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 … passionate about making improvements, this role is perfect for you! We value diverse experiences and perspectives. Here's what we're looking for in our ideal candidate: Experience delivering offensive security and penetration testing engagements. Experience of delivering and leading cyber security advisory and offensive security testing engagements in a professional services context. Understand technology More ❯