10 of 10 Remote Offensive Security Jobs in London

Please Note: The deadline for applying is 23.59 the day before the job posting end date. Job Title: Offensive Security Senior Manager Business Function: Cyber Security Location: Kingston Head Office Unilever is one of the world's leading suppliers of Food, Home, and Personal Care products with sales in over 190 countries and reaching 3.4 billion consumers … diverse businesses and increasing representation of diverse groups in our advertising. Find out more about our commitment to equity, diversity, and inclusion on our website . Unilever's Cyber Security team is a global, product-led function aligned to the NIST Cyber Security Framework. We deliver capabilities across governance, protection, detection, response, and recovery to safeguard our people … operations, and digital assets. Operating alongside our Technology and Data teams, Cyber Security enables secure innovation and resilience across our global business. Our structure is built around product families and risk-based priorities, with teams embedded across regions and business units. JOB PURPOSE We are looking for a technically exceptional and visionary Senior Manager to lead our Offensive More ❯

a long history of creating magical moments for our customers! We're not about selling products - we want to solve problems and change lives through Monzo ️ At Monzo, our Offensive Security team is an integral part of our wider Security Collective, a passionate group dedicated to enhancing Monzo's security posture and ensuring a safer environment … advice to mitigate issues. We're also deeply committed to fostering diversity within our team, believing that a variety of perspectives makes us stronger. Leading and scaling our dynamic Offensive Security team Owning and continually improving our team's processes and methodologies Acting as the main point of contact for other teams, fostering collaboration and sharing offensive security knowledge Engaging in strategic planning for the team's long-term direction Reviewing bug bounty reports and making authoritative decisions as well as scaling the program beyond where it is now Performing hands-on security testing across a broad range of areas, from web applications to red teaming Mentoring junior team members, guiding their development and More ❯

Are you a Cyber Security professional ready to take the next step in your career? Join a forward-thinking, award-winning London-based MSP that’s at the forefront of Cyber Security services and play a pivotal role in their journey to becoming a Cyber Essentials Plus Certification Body. We’re looking for a Cyber Security Assessor … to join my client's expanding Cyber Security Projects team. If you're passionate about security, skilled in Microsoft 365 and Azure, and experienced with audits and offensive security tools, we want to hear from you. What You’ll Be Doing Conducting Cyber Security Assessments and audits across Microsoft 365 and Azure environments Performing Cyber … Cyber Essentials PLUS audits in line with IASME standards Delivering vulnerability assessments, remediation, and penetration testing across infrastructure, networks, and applications Contributing to client reporting, assurance audits, and scoping security solutions Acting as an escalation point for security-related technical queries and pre-sales support To be considered for this role you’ll need At least 2 years More ❯

the right data to the people who need it, our platforms empower our partners to develop lifesaving drugs, forecast supply chain disruptions, locate missing children, and more. Our Product Security team works on secure-by-design and deep product partnership. We build strong relationships with other teams and help them build secure software. This includes reviewing early-stage designs … defense, intelligence, and commercial applications. We are trusted by our customers to protect their mission-critical information in the face of advanced persistent threats. The mission of the Application Security Team is to enable developers to be highly productive, agile, and produce the most secure software possible. Given the mission critical work that Palantir does, investments in application security have never been more important. As an Application Security Engineer, you will be hands-on and have wide-ranging impact for the security of Palantir: • Product security reviews . You will perform full-scope security reviews of our current and future product and service portfolio. This includes whitebox, greybox, and blackbox assessments. You will work More ❯

Cyber Security Analyst £600 - £730/Day Inside IR35 UK Remote 83 Working days, adhoc We are seeking a Cyber Security Analyst for our Government client The Home Office on a fully remote basis. This role is 86 working days from start date to Feb 2026, adhoc days as and when needed, paying between £600 - £730/Day … Cybersecurity Analyst (CySA+) or a similar certification GIAC Cyber Threat Intelligence (GCTI) or a similar certification GIAC Reverse Engineering Malware (GREM) or a similar certification Certified Ethical Hacker (CEH) Offensive Security Certified Professional (OSCP) or a similar certification*HM will accept 2 of the above qualifications* Data analysis and visualisation Understanding of Cybersecurity Concepts and Threat Intelligence Internet … infrastructure/security architecture If you are interested in the above role - Click the "Apply Now" button now for immediate review Cyber Security Analyst, Security Analyst, Security, OSCP, ETHICAL HACKER, Cyber Security Analyst, Cyber Security Analyst, DV CLEARANCE, DV CLEARED, CYBER ATTACK, Cyber Security Analyst As a member of the Disability Confident Scheme More ❯

environment. Maintain quality and consistency across PTaaS deliveries through standardization, process optimization, and internal knowledge sharing. Continuously refine delivery practices by learning from each engagement and staying current with offensive security trends and tools. Contribute to pre-sales technical scoping and product discussions as an experienced technical voice within the Solutions Engineering function. What you'll bring At … on penetration testing experience across domains such as web applications, APIs, infrastructure, and mobile. Proven ability to lead and deliver penetration testing engagements in a consulting, delivery, or internal security capacity. Strong communication skills, with the ability to tailor technical content to both technical and non-technical audiences. Familiarity with PTaaS models, bug bounty platforms, and crowdsourced testing is … with internal teams and external partners. Operate with strong independence and ownership, taking initiative to deliver value with limited oversight while navigating ambiguity and evolving priorities. Genuine passion for offensive security, with a growth mindset and eagerness to learn, adapt, and evolve. Relevant certifications are highly valued, including (but not limited to): CREST: CRT, CCT-INF, CCT-APP More ❯

on threat intel and adversary emulation. Deep understanding of OT/IT systems, common vulnerabilities, network protocols, cryptography, and attack vectors. Proficiency in tools and frameworks used in both offensive security and threat intelligence. Proven ability to scope, manage, and deliver complex engagements with excellent communication across technical and non-technical stakeholders. CREST CRT/CHECK (or higher … Clearance. Desirable Skills: Experience with Breach Attack Simulation tools and vulnerability management processes. Familiarity with ISO 27001, risk management frameworks, and compliance-oriented testing. Hands-on knowledge of cloud security in AWS, Azure, or GCP. Advanced cybersecurity certifications such as CISM, CISSP, CREST CCT, or ECSA. Location: London-Based Hybrid/Remote Options Available Benefits: Work in a high … impact role where your expertise directly influences the resilience of major organisations. Join a collaborative, technically elite team focused on cutting-edge offensive techniques and driving genuine security improvements. Salary: Up to £90,000 Per Annum (Basic More ❯

HackerOne is a global leader in offensive security solutions. Our HackerOne Platform combines AI with the ingenuity of the largest community of security researchers to find and fix security, privacy, and AI vulnerabilities across the software development lifecycle. The platform offers bug bounty, vulnerability disclosure, pentesting, AI red teaming, and code security. We are trusted by More ❯

DDI/MFA Solution is desirable. Experience of working across a broad range of technologies, with good understanding of all aspects of IT (e.g. applications, data, network/infrastructure, security). Solid understanding of network technologies/solution from design to Implementation Job Title: Network Architect Location: London, UK Rate/Salary: 400.00 - 460.00 GBP Daily Job Type: Contract … to exercise your privacy rights, please visit the Contacting Us section of our Online Privacy Notice at for details on how to contact us. To protect your privacy and security, we may take steps to verify your identity, such as a password and user ID if there is an account associated with your request, or identifying information such as … United Kingdom 4 days ago London, England, United Kingdom 1 week ago London, England, United Kingdom 2 weeks ago London, England, United Kingdom 1 week ago Linux Cryptography and Security Engineer London, England, United Kingdom 1 week ago Offensive Security Engineer, Workvivo - UK London, England, United Kingdom 1 week ago Barnet, England, United Kingdom 1 day ago More ❯

HackerOne is a global leader in offensive security solutions. Our HackerOne Platform combines AI with the ingenuity of the largest community of security researchers to find and fix security, privacy, and AI vulnerabilities across the software development lifecycle. The platform offers bug bounty, vulnerability disclosure, pentesting, AI red teaming, and code security. We are trusted by … are not leading a project, you are a collaborative and effective software engineer and team member. You will interact with one of the world's most vibrant communities of security researchers and hackers and use this experience to build delightful features and products for them and the thousands of companies who trust HackerOne with their cybersecurity posture. As a More ❯