17 of 17 Offensive Security Jobs in London

Remote (UK) Remote – UK Based Up to £100,000 + benefits Permanent – Full time Are you a player-coach who loves diving into hard offensive security problems and equally loves building great teams around you? Lead the Cyber Engineering squad of a research-driven, venture-backed cybersecurity scale … enterprises and critical infrastructure providers. Recognised by Gartner, $29M funded, and scaling fast worldwide. As Engineering Lead (Cyber) you’ll architect and scale the offensive security infrastructure behind the platform while leading and growing engineers across the world What you’ll be doing: Leading and mentoring the Cyber ...

Offensive Security (Mobile) | £65-75k DOE | Hybrid Working (UK) We're working with an innovative UK technology company operating at the forefront of digital identity and biometric security. As their security function continues to grow, they're looking to appoint an experienced Offensive Security Engineer with a strong focus on mobile application security. The Opportunity: You'll take ownership of sophisticated red team and mobile security assessments across iOS and Android environments, simulating real-world attack scenarios to identify vulnerabilities before they can be exploited. The role combines hands-on offensive ...

Software-Based Organisation at the forefront of Pre-Emptive Exposure Management. As a market leader backed by significant venture funding, they are expanding their Offensive Security capabilities, specifically by scaling an Elite Vulnerability Research & Engineering Function across the globe. Role Overview: Step in as the highly technical LeadVulnerability … hunting down Critical, High-Impact Weaknesses, you ensure their Clients Neutralise Vulnerabilities before Adversaries even strike. Who Should Apply: The Hybrid Researcher: An Elite Offensive Specialist who refuses to be boxed into a Single Domain. You can Audit Complex Web Applications for Authentication Bypasses in the morning, Reverse-Engineer ...

Junior Security Testing Analyst Location: London SE1 (Hybrid Working available following successful training and onboarding) Salary: £30,000 - £35,000 Depending on Experience + Excellent Benefits & Career Progression Full Time/Permanent Remarkable Jobs are recruiting on behalf of a growing Cyber Security Consultancy. We are seeking … motivated and technically curious Junior Security Testing Analyst to join a growing Cyber Security team based in London. This is an excellent opportunity for someone with around 1-2 years of Cyber Security experience who is looking to develop their career within Vulnerability Assessment, Penetration Testing ...

Offensive Security (Mobile) £65-75k DOE Hybrid Working (UK) We're working with an innovative UK technology company operating at the forefront of digital identity and biometric security. As their security function continues to grow, they're looking to appoint an experienced Offensive Security ...

Team Lead | Remote (UK Only) This is a senior technical position for someone who thrives at the intersection of offensive security, threat research, and client advisory. You'll work closely with senior leadership to shape engagements, influence testing methodology, and deliver realistic, intelligence-driven adversary emulation across complex … planning through to execution and reporting. You'll help define attack hypotheses, model realistic threat actor behaviour, and challenge client assumptions through carefully crafted offensive operations. You'll be trusted to operate autonomously while collaborating closely with senior technical stakeholders, helping to maintain exceptionally high delivery standards across ...

seeking a Penetration Tester to join a growing Offensive Security team within a specialist cyber security consultancy. This is an exciting opportunity to join at a time of significant investment and growth, helping to strengthen existing testing services while contributing to the development of new capabilities across … areas such as Red Teaming, Operational Technology (OT), Threat-Led Security Testing and emerging technologies. The successful candidate will play a key role in delivering penetration testing engagements, supporting process improvement initiatives, and helping to build a scalable and mature testing function. This position offers excellent opportunities for professional ...

Team Engineer | Adversary Simulation Ready to make the move into red teaming properly? You've been building your offensive security skills - maybe in penetration testing, maybe through personal research and labs - and you're ready for a role that lets you focus entirely on adversary simulation. This … real attacker story Learning how engagements are scoped, structured, and presented to clients What We're Looking For: A background in penetration testing or offensive security, with a growing interest in red teaming specifically Solid foundations in Active Directory and at least one cloud environment (Azure preferred) Someone ...

Platform-Based Organisation at the forefront of Pre-Emptive Exposure Management. As a market leader backed by significant venture funding, they are expanding their Offensive Security capabilities, specifically by scaling an Elite Vulnerability Research & Engineering Function across the globe. Role Overview: Step in as a Hybrid Threat Hunter … aren't afraid of dropping into a Debugger. Software Engineering: Proven prior experience Writing & Maintaining Code, with a heavy emphasis on Python. Offensive Tooling: Hands-On exposure to the Core Ecosystem: Burp Suite, Ghidra/IDA, Debuggers & Fuzzers AI/LLM Experimentation: Genuine interest and practical experimentation using LLMs ...

will detect, investigate, and respond to threats across our global environment. Collaborate with world-class teams including SOC, engineering, HR/Legal, and other security teams to reduce risk and secure eBays global marketplace. Responsibilities Lead incident response across a broad range of scenarios including external intrusion, insider threats … analysis, infrastructure as code, detection engineering, or digital forensics. Experience in a diverse technical environment where ambiguity is common and initiative matters. Background in offensive security (pen-testing/red team) and/or mapping detections to observed attacker behavior. Experience with SOAR playbooks/workflows and response ...

Cyber Business Development Manager A growing Cyber Security Consultancy requires a Cyber Business Development Manager to win new customers across sectors such as financial services, defence, and government. You’ll take ownership of building pipeline and closing deals, directly contributing to revenue growth and market expansion. Base Salary … promoting unique offerings. Develop senior-level relationships with key stakeholders, including CISOs, and work alongside technical specialists to design tailored solutions. Contribute proven Cyber Security sales experience, including success in generating your own opportunities and winning new clients, supported by a solid understanding of offensive security services. ...

Engineer , you’ll sit at the intersection of vulnerability research and software engineering – finding bugs, building tools, and pushing the limits of LLM-powered offensive security workflows. What you’ll be doing: Hands-on research across 0-days and n-days , with patch diffing on source-available … vulnerability classes Software engineering experience, ideally in Python Comfort with Burp Suite, Ghidra/IDA, debuggers, fuzzers Genuine interest in using LLMs to accelerate security workflows ...

Principal Vulnerability Engineer , you’ll own the full vulnerability lifecycle – from discovery, through detection, to deployment – building production-grade tooling and pioneering LLM-powered offensive security workflows. What you’ll be doing: Leading deep research across 0-days and n-days , with patch diffing across source-available ...

Team Engineer Adversary Simulation Ready to make the move into red teaming properly? You've been building your offensive security skills - maybe in penetration testing, maybe through personal research and labs - and you're ready for a role that lets you focus entirely on adversary simulation. This ...

Team Lead Remote (UK Only) This is a senior technical position for someone who thrives at the intersection of offensive security, threat research, and client advisory. You'll work closely with senior leadership to shape engagements, influence testing methodology, and deliver realistic, intelligence-driven adversary emulation across complex ...

Team Lead Remote (UK Only) This is a senior technical position for someone who thrives at the intersection of offensive security, threat research, and client advisory. You'll work closely with senior leadership to shape engagements, influence testing methodology, and deliver realistic, intelligence-driven adversary emulation across complex ...

Software-Based Organisation at the forefront of Pre-Emptive Exposure Management. As a market leader backed by significant venture funding, they are expanding their Offensive Security capabilities, specifically by scaling an Elite Vulnerab click apply for full job details ...