offensive experts to invent new TTPs and attack modern infrastructure Researching cutting-edge attack vectors across cloud, SaaS, web stacks, and internet-exposed infrastructure Partnering with RedTeam Engineers to scale and automate your discoveries so nothing gets wasted (Optional but encouraged) Presenting your research at industry conferences with full company support to make it happen What … theyre looking for: 5+ years of real-world offensive security or redteaming experience Deep understanding of how to compromise organisations without relying on public CVEs Ability to think like an attacker, working without fixed scopes or playbooks Scripting skills (Python, Go, etc.) to automate exploits, discovery, or tooling Industry certifications (CCSAS, CCT, CRT, OSCP, etc.) or equivalent … best tools & tech youll be enabled to do your best work ? Huge growth this scale-up is in hypergrowth mode, with internal promotion baked into the culture ? World-class team collaborate with some of the sharpest offensive minds in the industry This isnt just another pentesting job. Its your chance to push boundaries, break things, and redefine whats possible More ❯
offensive experts to invent new TTPs and attack modern infrastructure Researching cutting-edge attack vectors across cloud, SaaS, web stacks, and internet-exposed infrastructure Partnering with RedTeam Engineers to scale and automate your discoveries so nothing gets wasted (Optional but encouraged) Presenting your research at industry conferences - with full company support to make it happen What … they're looking for: 5+ years of real-world offensive security or redteaming experience Deep understanding of how to compromise organisations without relying on public CVEs Ability to think like an attacker, working without fixed scopes or playbooks Scripting skills (Python, Go, etc.) to automate exploits, discovery, or tooling Industry certifications (CCSAS, CCT, CRT, OSCP, etc.) or … tools & tech - you'll be enabled to do your best work Huge growth - this scale-up is in hypergrowth mode, with internal promotion baked into the culture World-class team - collaborate with some of the sharpest offensive minds in the industry This isn't just another pentesting job. It's your chance to push boundaries, break things, and redefine More ❯
London, South East, England, United Kingdom Hybrid / WFH Options
Xact Placements Limited
offensive experts to invent new TTPs and attack modern infrastructure Researching cutting-edge attack vectors across cloud, SaaS, web stacks, and internet-exposed infrastructure Partnering with RedTeam Engineers to scale and automate your discoveries so nothing gets wasted (Optional but encouraged) Presenting your research at industry conferences — with full company support to make it happen What … they’re looking for: 5+ years of real-world offensive security or redteaming experience Deep understanding of how to compromise organisations without relying on public CVEs Ability to think like an attacker, working without fixed scopes or playbooks Scripting skills (Python, Go, etc.) to automate exploits, discovery, or tooling Industry certifications (CCSAS, CCT, CRT, OSCP, etc.) or … tools & tech – you’ll be enabled to do your best work Huge growth – this scale-up is in hypergrowth mode, with internal promotion baked into the culture World-class team – collaborate with some of the sharpest offensive minds in the industry This isn’t just another pentesting job. It’s your chance to push boundaries, break things, and redefine More ❯
London, South East, England, United Kingdom Hybrid / WFH Options
Xact Placements Limited
offensive experts to invent new TTPs and attack modern infrastructure Researching cutting-edge attack vectors across cloud, SaaS, web stacks, and internet-exposed infrastructure Partnering with RedTeam Engineers to scale and automate your discoveries so nothing gets wasted (Optional but encouraged) Presenting your research at industry conferences — with full company support to make it happen What … they’re looking for: 5+ years of real-world offensive security or redteaming experience Deep understanding of how to compromise organisations without relying on public CVEs Ability to think like an attacker, working without fixed scopes or playbooks Scripting skills (Python, Go, etc.) to automate exploits, discovery, or tooling Industry certifications (CCSAS, CCT, CRT, OSCP, etc.) or … tools & tech – you’ll be enabled to do your best work Huge growth – this scale-up is in hypergrowth mode, with internal promotion baked into the culture World-class team – collaborate with some of the sharpest offensive minds in the industry This isn’t just another pentesting job. It’s your chance to push boundaries, break things, and redefine More ❯
Crawley, Sussex, United Kingdom Hybrid / WFH Options
Morson Talent
contribute to safeguarding my client's network systems, operational technology, and customer data from emerging and sophisticated cyber risks. Key Responsibilities As a senior member of the Security Operations team, you will: Lead the response to escalated and high-severity cyber incidents, ensuring rapid containment and recovery. Conduct advanced threat hunting across IT and OT environments to identify and … initiatives to enhance resilience. Contribute to security audits and compliance efforts (e.g. ISO 27001, NCSC CAF, GDPR). Mentor Level 1 and Level 2 SOC Analysts, helping to build team capability and knowledge. About You You'll bring a combination of technical expertise, analytical acumen, and a collaborative approach to problem-solving. Essential Qualifications & Experience Proven experience in a … IEC 27001/27002. Hands-on experience with tools such as FortiSIEM, Q-Radar, Microsoft Defender, Darktrace, Microsoft Sentinel, or similar platforms. Experience in forensic analysis, red-team exercises, and crisis simulation activities. Desirable Experience managing or supporting both IT and OT environments. In-depth understanding of adversarial TTPs and complex threat landscapes. More ❯
Crawley, West Sussex, South East, United Kingdom Hybrid / WFH Options
Morson Talent
contribute to safeguarding my client's network systems, operational technology, and customer data from emerging and sophisticated cyber risks. Key Responsibilities As a senior member of the Security Operations team, you will: Lead the response to escalated and high-severity cyber incidents, ensuring rapid containment and recovery. Conduct advanced threat hunting across IT and OT environments to identify and … initiatives to enhance resilience. Contribute to security audits and compliance efforts (e.g. ISO 27001, NCSC CAF, GDPR). Mentor Level 1 and Level 2 SOC Analysts, helping to build team capability and knowledge. About You You'll bring a combination of technical expertise, analytical acumen, and a collaborative approach to problem-solving. Essential Qualifications & Experience Proven experience in a … IEC 27001/27002. Hands-on experience with tools such as FortiSIEM, Q-Radar, Microsoft Defender, Darktrace, Microsoft Sentinel, or similar platforms. Experience in forensic analysis, red-team exercises, and crisis simulation activities. Desirable Experience managing or supporting both IT and OT environments. In-depth understanding of adversarial TTPs and complex threat landscapes. More ❯
Reading, Berkshire, United Kingdom Hybrid / WFH Options
LA International Computer Consultants Ltd
penetration testing results and create report that describes findings, exploitation procedures, risks and recommendations. Essential Skills & Experience include: * Proficient Pen Testing Tools - Cobalt Strike, Caldera, Atomic Redteam, Pentera, Nessus, Burp, OSINT etc. * Good understanding of software testing methodologies and techniques * Experience with manual and automated testing tools * Good problem-solving and debugging skills * Ability to write More ❯
Security Engineer | AWS, Endpoint Security & Automation | Security SaaS Prism Digital have partnered with a super interesting and niche VC-backed client specialising in attack surface management and automated red teaming. Their platform provides organisations with real-time visibility into their attack surface and potential exploitable vulnerabilities. They have received numerous awards for being an up-and-coming security More ❯
Bethesda, Maryland, United States Hybrid / WFH Options
Noblis
defensive security tactics in various environments (e.g., cloud, IoT, mobile). Experience with penetration testing automation and continuous security monitoring. Familiarity with network traffic analysis. Ability to perform redteaming exercises to simulate real-world adversarial tactics and techniques. Ability to write detailed technical reports and deliver findings to both technical and non-technical stakeholders. Knowledge/use … employees find greater meaning in their work and balance the other things in life that matter to them. Our people are our greatest asset. They are exceptionally skilled, knowledgeable, team-oriented, and mission-driven individuals who want to do work that matters and benefits the public. Noblis has won numerous workplace awards . Noblis maintains a drug-free workplace. More ❯
Grand Prairie, Texas, United States Hybrid / WFH Options
Lockheed Martin
across our Lines of Business. What You Will Be Doing As the Cyber Software Engineer you will be responsible for supporting a broad range of challenges in a dynamic team environment and the ability to work with Cyber Exploitation Engineers, Cyber System Security Engineers and system engineers across Lockheed Martin MFC to develop new exploitation software tools, and maintain … current capabilities. Your responsibilities will include: • Leverage your technical, and interpersonal skills in a structured team framework and work in a cross-functional engineering Team environment. • Employ a high level of productivity and responsiveness, especially for time-critical requirements, with a team-oriented approach to interface with team members. • Support exploitation testing to improve integrity and … Fortify • Full lifecycle application development • Designing, coding, and debugging applications in various software languages (C/C++, Python, Shell Scripting) • Supporting a broad range of challenges in a dynamic team environment and the ability to work with Cyber Exploitation Engineers, Cyber System Security Engineers and system engineers across Lockheed Martin Missiles and Fire Control to develop new exploitation software More ❯
hanover, maryland, united states Hybrid / WFH Options
Lockheed Martin
approach complex challenges? Do you find satisfaction in developing innovative solutions that leverage the power of technology to stay ahead of the curve? If so, join Lockheed Martin's team, where we're pioneering the modernization of technology and pushing the boundaries of what's possible. Our team is dedicated to pioneering the latest advancements and we're … and maintains full spectrum cyber solutions. Develops and automates secure systems to support cyber offensive, defense and full spectrum cyber operations. Conducts vulnerability research, reverse engineering, penetration testing (red/blue teams), develops and integrates low-level firmware, and/or develops specialized cyber software solutions and tools based on mission requirements. Applies system knowledge of subject matter … they even provide an opportunity to change the world and save lives. Those are the missions we care about. As a leading technology innovation company, Lockheed Martin's vast team works with partners around the world to bring proven performance to our customers' toughest challenges. Lockheed Martin has employees based in many states throughout the U.S., and Internationally, with More ❯
Grand Prairie, Texas, United States Hybrid / WFH Options
Lockheed Martin
across our Lines of Business. What You Will Be Doing As the Cyber Software Engineer you will be responsible for supporting a broad range of challenges in a dynamic team environment and the ability to work with Cyber Exploitation Engineers, Cyber System Security Engineers and system engineers across Lockheed Martin MFC to develop new exploitation software tools, and maintain … current capabilities. Your responsibilities will include: • Leverage your technical, and interpersonal skills in a structured team framework and work in a cross-functional engineering Team environment. • Employ a high level of productivity and responsiveness, especially for time-critical requirements, with a team-oriented approach to interface with team members. • Support exploitation testing to improve integrity and … Fortify • Full lifecycle application development • Designing, coding, and debugging applications in various software languages (C/C++, Python, Shell Scripting) • Supporting a broad range of challenges in a dynamic team environment and the ability to work with Cyber Exploitation Engineers, Cyber System Security Engineers and system engineers across Lockheed Martin Missiles and Fire Control to develop new exploitation software More ❯
Grand Prairie, Texas, United States Hybrid / WFH Options
Lockheed Martin
across our Lines of Business. What You Will Be Doing As the Cyber Software Engineer you will be responsible for supporting a broad range of challenges in a dynamic team environment and the ability to work with Cyber Exploitation Engineers, Cyber System Security Engineers and system engineers across Lockheed Martin MFC to develop new exploitation software tools, and maintain … current capabilities. Your responsibilities will include: • Leverage your technical, and interpersonal skills in a structured team framework and work in a cross-functional engineering Team environment. • Employ a high level of productivity and responsiveness, especially for time-critical requirements, with a team-oriented approach to interface with team members. • Support exploitation testing to improve integrity and … Fortify • Full lifecycle application development • Designing, coding, and debugging applications in various software languages (C/C++, Python, Shell Scripting) • Supporting a broad range of challenges in a dynamic team environment and the ability to work with Cyber Exploitation Engineers, Cyber System Security Engineers and system engineers across Lockheed Martin Missiles and Fire Control to develop new exploitation software More ❯
newport, wales, united kingdom Hybrid / WFH Options
Experis
We are currently recruiting for a growing team of Penetration Testers with offensive cyber security and redteaming experience . Ideal candidates will have at least 2 years’ experience in offensive pen testing roles. REQUIRED – 5 years living in the UK for security checks The role is remote/hybrid and includes travel to client’s locations … cross functional teams to implement security best practices Stay up to date on the latest security trends , tools, techniques to enhance testing methodologies and procedures. Other responsibilities within the team include security assessments, risk analysis, incident response, research, compliance, and documentation. Desirable Qualifications include CHECK team member, OSCP and CREST . However, if you have some at least More ❯
Greater Bristol Area, United Kingdom Hybrid / WFH Options
Experis
We are currently recruiting for a growing team of Penetration Testers with offensive cyber security and redteaming experience . Ideal candidates will have at least 2 years’ experience in offensive pen testing roles. REQUIRED – 5 years living in the UK for security checks The role is remote/hybrid and includes travel to client’s locations … cross functional teams to implement security best practices Stay up to date on the latest security trends , tools, techniques to enhance testing methodologies and procedures. Other responsibilities within the team include security assessments, risk analysis, incident response, research, compliance, and documentation. Desirable Qualifications include CHECK team member, OSCP and CREST . However, if you have some at least More ❯
bath, south west england, united kingdom Hybrid / WFH Options
Experis
We are currently recruiting for a growing team of Penetration Testers with offensive cyber security and redteaming experience . Ideal candidates will have at least 2 years’ experience in offensive pen testing roles. REQUIRED – 5 years living in the UK for security checks The role is remote/hybrid and includes travel to client’s locations … cross functional teams to implement security best practices Stay up to date on the latest security trends , tools, techniques to enhance testing methodologies and procedures. Other responsibilities within the team include security assessments, risk analysis, incident response, research, compliance, and documentation. Desirable Qualifications include CHECK team member, OSCP and CREST . However, if you have some at least More ❯
bradley stoke, south west england, united kingdom Hybrid / WFH Options
Experis
We are currently recruiting for a growing team of Penetration Testers with offensive cyber security and redteaming experience . Ideal candidates will have at least 2 years’ experience in offensive pen testing roles. REQUIRED – 5 years living in the UK for security checks The role is remote/hybrid and includes travel to client’s locations … cross functional teams to implement security best practices Stay up to date on the latest security trends , tools, techniques to enhance testing methodologies and procedures. Other responsibilities within the team include security assessments, risk analysis, incident response, research, compliance, and documentation. Desirable Qualifications include CHECK team member, OSCP and CREST . However, if you have some at least More ❯
Stone, England, United Kingdom Hybrid / WFH Options
Meritus
for an Operational Technology Cyber Security Engineer with a background in Industrial Control Systems (ICS/SCADA). This is a fantastic opportunity to join a high-performing engineering team working on critical national infrastructure projects across the energy, utilities, water, renewables, and manufacturing sectors. This role offers home-based flexibility with UK-wide travel and the chance to … to frameworks such as NIST 800-53/82, ISO 27001, IEC 62443, NIS-D/NIS-R. Desirable Skills: Hands-on experience with offensive security tools and redteaming in OT environments. Exposure to Digital Forensics and Incident Response (DFIR) within industrial networks. Experience working with Agile project tools such as JIRA, Confluence or Microsoft Planner. Main More ❯
Stone, Staffordshire, England, United Kingdom Hybrid / WFH Options
Meritus Talent
looking for an Operational Technology Cyber Security Engineer with a background in Industrial Control Systems (ICS/SCADA) This is a fantastic opportunity to join a high-performing engineering team working on critical national infrastructure projects across the energy, utilities, water, renewables, and manufacturing sectors. This role offers home-based flexibility with UK-wide travel and the chance to … to frameworks such as NIST 800-53/82, ISO 27001, IEC 62443, NIS-D/NIS-R. Desirable Skills: Hands-on experience with offensive security tools and redteaming in OT environments. Exposure to Digital Forensics and Incident Response (DFIR) within industrial networks. Experience working with Agile project tools such as JIRA, Confluence or Microsoft Planner. Main More ❯
Bethesda, Maryland, United States Hybrid / WFH Options
Constellation Software Engineering
Proposal Manager Immediate Opportunity Hybrid Role CSEngineering is hiring a Proposal Manager to join our growing team and support various DOD/DHS/Federal government solicitation responses! This position will be responsible for coordinating the CSE proposal process, schedule, and production logistics. JOB RESPONSIBILITIES This Proposal Manager is the lead in managing the proposal process for any RFI … adhering to the company's approved Proposal Process Standard Operating Procedures (SOP) aligned with a specific type of proposal and contract vehicle. The Proposal Manager collaborates with experts and team members to develop compliant, responsive, and compelling proposals in response to Federal Government solicitations including RFP, RFI, and RFQ. Specific duties include: Develop RFI and RFP response templates that … are compliant to government evaluation factors Conduct proposal kick-off with appropriate personnel, and follow-up. Consolidate all writing assignments and develop the pink, red, and gold team review documents. Conduct review sessions, track all comments, and work with writers to address all comments. Conduct/Facilitate color reviews. Analyze the RFP and develop the win themes More ❯
Albuquerque, New Mexico, United States Hybrid / WFH Options
ASRC Federal
leading government contractor furthering missions in space, public health and defense. As an Alaska Native owned corporation, our work helps secure an enduring future for our shareholders. Join our team and discover why we are a top veteran employer and Certified Great Place to Work ASRC Federal System Solutions (AFSS) requires a part-time, on-call engineer to serve … as an Independent Review Team (IRT) member for the Rocket Systems Launch Program Mission Assurance (RSLP MA) team. There are remote positions that are out of the Kirtland AFB, NM or San Bernardino, CA offices. The primary responsibility of this position is to act as a subject matter expert in the independent evaluation of the Mission Assurance work being … accomplished by the RSLP MA team for Mission Assurance (MA) Category 2 Task Orders. AFSS supports the US Space Force (USSF), Space Systems Command (SSC), Assured Access to Space Small Launch and Targets Division Operations Manager (SSC/AAMXO). It is anticipated that this position will require support for up to 100 hours per year. Responsibilities: The IRT More ❯
Staffordshire, West Midlands, United Kingdom Hybrid / WFH Options
Russell Taylor Group Ltd
comprehensive attack path analysis and threat modelling, mapping adversary tactics and techniques to industrial environments and developing tailored mitigation strategies. You'll lead and execute advanced penetration testing, redteaming, and adversary simulation exercises within OT/ICS environments, leveraging frameworks such as MITRE ATT&CK for ICS and modelling using Bow-Tie Analysis to proactively identify and … vulnerability assessments and administrative audits on client computer systems and network devices considering the sensitivity of Operational Technology testing. You'll lead collaboration efforts with other cybersecurity experts on team to develop well-constructed approaches to ICS risk management, mitigation, and monitoring strategies. You'll mentor younger members of the team regarding ICS OT cybersecurity, Infrastructure & Network Engineering. More ❯
Delivery & Resource Process Administrator (12 Months FTC) - London RED are an expanding international M&E consultancy, with a proven track record in low energy design, focused on providing excellent design solutions to clients. Through our market leading technical expertise, we enable the world’s digital infrastructure and develop the built environment whilst also helping clients realise ambitious plans … Salesforce, the focus is on supporting CRM processes, governance compliance, and business insight generation. In Planisware, the emphasis is on project delivery, resource management, and reporting. Collaboration with RED process owners, delivery teams and Tractebel counterparts is essential to ensure alignment and consistency across shared systems and processes. Systems Management Maintain and enhance Salesforce and Planisware environments, including … resolve technical issues in collaboration with Tractebel and IT support teams. Manage user access and license allocation to ensure compliance, security, accessibility and accurate budget reporting. Act as RED’s Pillar of Knowledge (PoK) for system queries, escalating to Tractebel support as needed. Liaise with Tractebel’s Salesforce and Planisware communities to align on shared initiatives and system More ❯
City of London, London, United Kingdom Hybrid / WFH Options
RED Engineering Design
Delivery & Resource Process Administrator (12 Months FTC) - London RED are an expanding international M&E consultancy, with a proven track record in low energy design, focused on providing excellent design solutions to clients. Through our market leading technical expertise, we enable the world’s digital infrastructure and develop the built environment whilst also helping clients realise ambitious plans … Salesforce, the focus is on supporting CRM processes, governance compliance, and business insight generation. In Planisware, the emphasis is on project delivery, resource management, and reporting. Collaboration with RED process owners, delivery teams and Tractebel counterparts is essential to ensure alignment and consistency across shared systems and processes. Systems Management Maintain and enhance Salesforce and Planisware environments, including … resolve technical issues in collaboration with Tractebel and IT support teams. Manage user access and license allocation to ensure compliance, security, accessibility and accurate budget reporting. Act as RED’s Pillar of Knowledge (PoK) for system queries, escalating to Tractebel support as needed. Liaise with Tractebel’s Salesforce and Planisware communities to align on shared initiatives and system More ❯
Senior Backend Engineer | Python, FastAPI & Scaling | Security SaaS Prism Digital have partnered with a super interesting and niche VC-backed client specialising in attack surface management and automated red teaming. Their platform provides organisations with real-time visibility into their attack surface and potential exploitable vulnerabilities. They have received numerous awards for being an up-and-coming security … Series A funding, raising $29 million across three funding rounds, and are now seeking a Senior Backend Engineer. This role acts as the intersection between two teams - frontend software team and the security research team. You will be responsible for the entirety of the back end features of the products. You will be in charge of building scalable backend More ❯