Remote Offensive Security Job Vacancies

24 of 24 Remote Offensive Security Jobs

Offensive Security Engineer

London, United Kingdom
Hybrid / WFH Options
Palantir Technologies
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 ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Principal Consultant - Cyber Security

Manchester, Lancashire, United Kingdom
Hybrid / WFH Options
RSM UK
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 ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

DevSecOps Engineer

Loughton, Essex, South East, United Kingdom
Hybrid / WFH Options
Profile 29
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 ❯
Employment Type: Contract, Work From Home
Rate: From £500 to £700 per day (direct contract with the client)
Posted:

Offensive Security Engineer - 100% Remote, Blockchain, DeFi

United Kingdom
Hybrid / WFH Options
Halborn
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 ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

(Solana) Offensive Security Engineer - 100% Remote, Blockchain, DeFi

United Kingdom
Hybrid / WFH Options
Halborn
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 ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Consultant - Cyber Security (Penetration Tester)

Milton Keynes, Buckinghamshire, United Kingdom
Hybrid / WFH Options
RSM
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 ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Technical Cyber Security Consultant

London, United Kingdom
Hybrid / WFH Options
Control Risks
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 ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Information Security Engineer

United Kingdom
Hybrid / WFH Options
watchTowr
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 ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Security Engineer Remote - UK

United Kingdom
Hybrid / WFH Options
Intruder Systems Ltd
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 ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Head of Information Security

United Kingdom
Hybrid / WFH Options
watchTowr
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 ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Penetration Tester

United Kingdom
Hybrid / WFH Options
CGI
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 ❯
Employment Type: Permanent
Posted:

Penetration Tester

United Kingdom
Hybrid / WFH Options
ENGINEERINGUK
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 ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Penetration Tester

Remote
Hybrid / WFH Options
CGI
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 ❯
Employment Type: Permanent
Posted:

Senior Azure Consultant

United Kingdom
Hybrid / WFH Options
Company
Microsoft Azure Consultant (Senior/Architect) Azure SME/Azure security UK or Ireland Work from Home No sponsorship available SC cleared or must be eligible and able to obtain SC clearance Love Microsoft Azure? So do we. We're not generalists. We're focused specialists in Microsoft: Azure … Entra, Defender, Purview, Intune, Active Directory, and more. We are hiring an Azure SME to join our Microsoft Security Consultancy, helping us expand our Azure security capabilities . Currently, the role is approximately 75% Azure and 25% Microsoft 365 security, with plans to shift to a fully … Azure-focused role as demand grows. Why you'll love it here Work with a team that has won Microsoft Security Partner of the Year five times, both globally and regionally Receive mentorship from Microsoft MVPs and top-tier specialists Build innovative solutions that are redefining Microsoft security More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Principal Penetration Tester - CTL Infrastructure Cyber Security Belfast

Belfast, United Kingdom
Hybrid / WFH Options
Instil
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 … 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 … 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 More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Penetration Tester (Mid/Senior)

Belfast, United Kingdom
Hybrid / WFH Options
Instil
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 Mid/Senior Penetration Tester to join our dynamic team based in Belfast. As a Pen Tester … 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 … Working Hours 35 Days Holiday Private Pension (8% Employer, 5% Employee) Private 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 More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Penetration Tester

Belfast, United Kingdom
Hybrid / WFH Options
Instil
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 Penetration Tester to join our dynamic team based in Belfast. As a Pen Tester, you will be … 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 … Working Hours 35 Days Holiday Private Pension (8% Employer, 5% Employee) Private 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 More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Penetration Tester with Security Clearance

Fort Belvoir, Virginia, United States
Hybrid / WFH Options
Gridiron IT Solutions
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 … 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 More ❯
Employment Type: Permanent
Salary: USD 180,000 Annual
Posted:

IoT Cybersecurity Engineer

Nationwide, United Kingdom
Hybrid / WFH Options
TUV SUD Limited
and gym and support in finding local accommodation if required. Main Duties & Responsibilities: Perform assessments to the latest cybersecurity regulations, standards and guidelines Perform security reviews and testing of IOT hardware devices, including application design, embedded software, web applications, web services and mobile applications to bespoke test programs and … their products and assessment requirements, and define bespoke test programs based upon our customer needs Actively contribute to the development of the TUV SUD security program with a focus on IIoT/IoT devices. Participate and contribute on global cybersecurity regulatory standards committees Provide training to customers on the … qualification, preferably a cybersecurity degree (BSc/MSc/PhD) or equivalent cybersecurity qualification Experience in a penetration testing (SW/HW) or similar offensive security A commitment to customer service excellence. Strong analytical skills and efficient problem solving. Ability to work unsupervised, under pressure and meet deadlines. More ❯
Employment Type: Permanent
Posted:

Penetration Tester

United Kingdom
Hybrid / WFH Options
Maxwell Bond
Fully Remote Are you looking to take your penetration testing career to the next level? We’re working with a leading UK-based cyber security consultancy that’s looking to grow its team with a passionate and technically skilled Penetration Tester at junior to mid level. This is a … networks, and infrastructure Preparing detailed reports and debriefs for clients, including remediation advice Collaborating with internal teams and clients to identify risks and improve security postures Staying up to date with the latest exploits, vulnerabilities, and testing methodologies What we’re looking for: 1–3+ years of experience in … penetration testing or red teaming Strong understanding of offensive security tools, techniques, and methodologies (e.g. OWASP, MITRE ATT&CK, NIST) Experience in a consultancy environment is highly desirable Excellent written and verbal communication skills for client-facing work Familiarity with reporting standards and structured documentation IDEALLY – SANS GIAC More ❯
Posted:

Principal Penetration Tester

United Kingdom
Hybrid / WFH Options
Hamilton Barnes 🌳
high-level engagements. You'll be involved in scoping and delivering advanced red team assessments, mentoring more junior team members, and supporting innovation through offensive security research. A GitHub portfolio of scripts or tools is required at interview stage. The essentials: Minimum 7 years of penetration testing experience … disciplines, including networks, infrastructure, applications, and cloud Comfortable in client-facing roles with strong communication skills Deep understanding of adversary simulation, lateral movement, and offensive tooling Capable of producing clear, actionable reports for both technical and executive stakeholders Desirable: Certifications such as OSCP, CREST, CHECK, or Cyber Scheme (CCT More ❯
Posted:

Full Stack Engineer (CFA) United Kingdom

United Kingdom
Hybrid / WFH Options
WatchTowr Pte. Ltd
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 Full Stack Engineer to join us and our client More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Full Stack Engineer (CFA)

United Kingdom
Hybrid / WFH Options
watchTowr
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 Full Stack Engineer to join us and our client More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Sales Development Representative

London Area, United Kingdom
Hybrid / WFH Options
Flourish
of their remote SDR team. Focussed on Cybersecurity, our client specialises in Managed Detection and Response. They monitor networks for a broad range of security issues, tailoring their monitoring for the specific industry and requirements of each client. They have worked with nationally-recognised brands such as RAC, Inchcape … tips and tricks. Regular team meetings to share insight on successful sales points and strategies. Full training on their services from the Head of Offensive Security and Head of Defensive Security. Regular one-to-one check-in meetings to ask questions and reflect progress. Appropriate online training courses More ❯
Posted:
Offensive Security
10th Percentile
£63,500
25th Percentile
£80,625
Median
£90,000
75th Percentile
£112,500
90th Percentile
£130,000