1 to 25 of 44 Red Team Jobs in London

Job Description Senior Red Team Lead Location: UK Flexible Accenture is a leading global professional services company, providing a broad range of services in strategy and consulting, interactive, technology and operations, with digital capabilities across all of these services. With our thought leadership and culture of innovation, we apply industry expertise, diverse skill sets and next-generation … impact we have with our clients and with the communities in which we work and live. It is personal to all of us." - Julie Sweet, Accenture CEO In our team you will: Gain exposure to diverse industries and advanced security architectures, as you lead sophisticated simulated cyber-attacks against our globally renowned clients, employing the very latest threat actor … and methodologies. Contribute to enhancing the cybersecurity resilience of some of the world's largest organisations, leaving a lasting impact on their security. As a Senior Red Team Lead you will: Lead and execute Red Team/Purple Team/Simulated Attack engagements. Manage the safe, compliant, and effective technical delivery of testing More ❯

on Posted 3 Days Ago time left to apply End Date: August 31, 2025 (22 days left to apply) job requisition id R9599 Executive Principal Consultant - Red Team Cheltenham/Manchester/London - hybrid, with occasional travel to client sites Thanks for checking out our vacancy. We're excited you want to know more about NCC Group. … helping our clients understand, detect, and respond to sophisticated threats in real-world scenarios. Day to day You'll lead the design, planning, and execution of Red Team and adversary simulation engagements across critical sectors such as financial services, government, and defence. These operations will align with frameworks such as CBEST, TIBER, CORIE, and more. You'll … want to pursue the CCSAM route, we are keen to support you in your venture CREST CCT-INF is desired Experience building tools or automation for Red Team use. Our company At NCC Group, our mission is to create a more secure digital future. That mission underpins everything we do, from our work with our incredible clients More ❯

issues within customer infrastructure and web applications. Perform various types of security testing, including network penetration, web application, mobile security assessments, and social engineering. Participate in red team engagements, employing creative strategies to outsmart defenders. Explore various approaches to gain unauthorized access to customer networks during red team exercises. Perform security assessments in accordance More ❯

Interested in improving the safety of Generative AI models? A large investment firm building its own LLMs is looking to establish an AI Red Team to identify vulnerabilities, biases, and safety concerns in their models. You will work on testing the security and robustness of these systems, as well as assessing their potential to cause harm to … Testing background in Financial Services but have recently transitioned into ML & AI systems. We are also very open to hearing from Academics and AI Research engineers interested in Red Teaming. More ❯

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 … surface management, and a mature bug bounty program. The ideal candidate will be a transformation leader with deep technical expertise in offensive security and a passion for building purple team capabilities that proactively identify and close control gaps across the enterprise. The Senior Manager - Offensive Security will serve as both a strategic leader and hands-on technical expert, driving … accountable for delivering high-impact penetration testing, managing our attack surface, and overseeing a global bug bounty program. With a strong focus on identifying control gaps and advancing purple team maturity, the ideal candidate will bring deep technical acumen, a transformation mindset, and a proven ability to lead and inspire high-performing teams in a dynamic, threat-informed environment. More ❯

our abilities through training programmes, conferences and dedicating 20% of our time to research and self-development. As a Pre-Sales (Technical), you will work closely with the sales team, technical teams, and prospective clients to understand their cybersecurity requirements and propose appropriate solutions from our service portfolio. This is a client-facing role that requires both technical expertise … within cybersecurity or IT services Understanding of the cyber threat landscape Familiarity with AWS, Azure, or Google Cloud. Understanding of Cyber Services markets e.g. Penetration Testing, Red Team/Purple Team, Adversary Simulation, risk and compliance frameworks ISO 27001, NIST, DORA, CREST. TIBER etc.) Willingness to travel to regular F2F end user meetings Familiarity with tools … cybersecurity or IT services Experience in the enterprise space Benefits Competitive base salary + performance-based commission Flexible working environment Opportunities for career advancement and professional development Supportive, dynamic team culture Frequent team events and trips Annual training budget More ❯

always looking for ways to upgrade our abilities through training programmes, conferences and dedicating 20% of our time to research and self-development. Tasks We're expanding our sales team and looking for a driven and strategic Channel Account Manager to help us grow our footprint and unlock new revenue opportunities. As a Channel Account Manager, you will be … Requirements 3+ years of experience in channel sales partner management Good understanding of the cyber threat landscape Understanding of the cyber services markets e.g. Penetration Testing, Red Team/Purple Team, Adversary Simulation) Excellent communication, negotiation, and interpersonal skills Self-starter with a results-oriented mindset and the ability to work independently Experience of using CRM … partners Willingness to attend industry events Bachelor's degree Benefits Competitive base salary + performance-based commission Flexible working environment Opportunities for career advancement and professional development Supportive, dynamic team culture Frequent team events and trips Annual training budget More ❯

multiple projects and engagements Strong understanding of networking, firewalls, infrastructure, and security automation Experience with on-prem data centers, Kubernetes, and cloud security (AWS, Azure, GCP) Red Team & Purple Team knowledge is a massive advantage Vendor-agnostic mindset - we use a broad range of technologies Passion for homelabbing, hacking, and learning Budget: Open - looking for the More ❯

Join a London based, product-agnostic consultancy specialising in information security governance, risk, and compliance management for clients across Europe. With a deep-rooted passion for cyber risk, the team excels at developing measurable controls that align with an organisation's risk appetite, capacity, and tolerance for breaches. Known for crafting innovative and cost-effective Information Security Management Systems … penetration testing. Create detailed technical reports and deliver test findings directly to clients. Provide remediation advice and post-assessment consultancy. Contribute to internal testing methodologies and Red Team/social engineering activities. Mentor junior team members and support collaborative delivery of projects. Occasionally support the creation of marketing materials such as research papers and articles. Skills … bounty platforms and vulnerability disclosure best practices. Benefits: Competitive salary with regular performance reviews Annual training and personal development plan Access to conferences and professional events Supportive and knowledgeable team culture Hybrid work flexibility after probation Salary: Competitive (dependent on experience More ❯

our software-and it turns out that people love working here too. We've been recognized as a "Best Company to Work For," and we're proud of our team for receiving awards for workplace effectiveness and flexibility. What You'll Do As our Security Engineer, you'll be responsible for managing our security posture as well as keeping … configuration, log monitoring, and audit compliance (SOC II). You will ensure that our software application is both manually and automatically pentested for security vulnerabilities (including Red Team and Blue Team exercises), and be a decision-maker in all things security management-able to "pull the plug" on a feature, application, or other business function if … Need to Get the Job Done 3+ years experience performing penetration testing (against web applications) Experience securing cloud-based infrastructures and solutions Previous experience working on an information security team Advanced knowledge of common security vulnerabilities (OWASP) and best practices Familiarity with SOC II controls and how to review them Experience in other technical roles (SysAdmin, Helpdesk, etc.) Strong More ❯

information security partner to the business and technology teams, supporting them to ensure security items are appropriately managed. This role is part of the extended Information & Cyber Security Leadership Team and resides within Corporate IT, reporting to the Lead Business Information Security Officer. The Role Primary responsibly is the BISO for Risk and Brokering (R&B): Serve as a … leader within the Information & Cyber Security Team, as the trusted advisor to R&B leadership, providing strategic cybersecurity insights and recommendations to ensure a cohesive approach to cyber risk management. Ensure cybersecurity practices and security by design are integrated into business unit initiatives, motivating business units to adopt efficient security controls throughout their lifecycle. Oversight of R&B’s … the security change programme. Provide support to the business and technology teams to understand and address vulnerabilities within SLA, identified through penetration testing, vulnerability scanning and red team exercises Foster relationships with internal business units to enhance cyber security communication, including knowledge of threats, vulnerabilities, and mitigation strategies. Provide strategic insights to senior management on cyber incident More ❯

adversary simulation teams, taking ownership of oversight and assurance responsibilities. Key responsibilities: Conduct in-year sampling of technical reports to ensure adherence to agreed standards Coach and support standalone Team Leaders, particularly those without peer-level technical support Provide ongoing guidance and technical input to the cyber assurance project team Key experience: Strong background as a Senior Penetration … Tester with proven experience reviewing and assuring the output of others Experience within adversary simulation or red team operations Familiarity with formal assessment or examiner roles for pen testing qualification bodies (e.g., CHECK, CREST, etc.) Excellent stakeholder communication and mentoring skills Active UK security clearance (essential) If this position is of interest, please apply here or contact More ❯

adversary simulation teams, taking ownership of oversight and assurance responsibilities. Key responsibilities: Conduct in-year sampling of technical reports to ensure adherence to agreed standards Coach and support standalone Team Leaders, particularly those without peer-level technical support Provide ongoing guidance and technical input to the cyber assurance project team Key experience: Strong background as a Senior Penetration … Tester with proven experience reviewing and assuring the output of others Experience within adversary simulation or red team operations Familiarity with formal assessment or examiner roles for pen testing qualification bodies (e.g., CHECK, CREST, etc.) Excellent stakeholder communication and mentoring skills Active UK security clearance (essential) If this position is of interest, please apply here or contact More ❯

and platform enrichment. Your responsibilities will include not only conducting advanced malware reverse engineering and infrastructure emulation but also designing and implementing internal tools and workflows that increase our team's efficiency. You will be expected to develop and formalize novel approaches to dynamic analysis, configuration extraction, and threat behavior modeling. This position entails representing Insikt Group's technical … malware analysis and reverse engineering, mentor senior analysts, and drive the development of new research capabilities without subject-matter limitations. Track and analyze the development of red team tooling Develop network and host-based detection rules (YARA, Snort, and Sigma) to detect APT and cybercriminal campaigns in line with Insikt's research goals Develop analysis and extraction … day. If you need any accommodation or special assistance to navigate our website or to complete your application, please send an e-mail with your request to our recruiting team at Recorded Future is an equal opportunity and affirmative action employer and we encourage candidates from all backgrounds to apply. Recorded Future does not discriminate based on race, religion More ❯

a core mindset. As we continue to innovate in the crypto space, you will tackle some of the most complex problems around securing a distributed financial platform. The Security team is responsible for guiding the design and implementation of secure systems across the company. Using a comprehensive range of tools and methodologies, we identify and mitigate security risks proactively … logging services among engineering teams. Conduct threat intelligence and analysis of attacks targeting employees. Issue takedown requests for domains and individuals impersonating the company. Participate in red team assessments targeting employees and security operations functions. Monitor and respond to security incidents, escalating as needed. Maintain and update security documentation and procedures. Participate in security training and awareness More ❯

Leverage expertise to uncover potential risks and develop novel mitigation strategies, including data mining, prompt engineering, LLM evaluation, and classifier training. Create and implement comprehensive evaluation frameworks and red-teaming methodologies to assess model safety across diverse scenarios, edge cases, and failure modes. Build automated safety testing systems, generalize safety solutions into repeatable frameworks, and develop efficient code More ❯

solutions, including Microsoft security, compliance and identity services. Managed SOC Managed XDR Cloud Security (M365, Azure, AWS) Managed SIEM (Sentinel + multi vendor) Security Professional Services Pen Testing Red Teaming ISO27001/Cyber Essential Plus Apps/Infra testing You role will be to drive sales across through a mix of marketing campaigns, events and direct selling to More ❯

and security constraints. Nice to Have Experience deploying multi-agent AI systems in real-world environments (e.g., financial services, defence, critical infrastructure). Exposure to runtime security monitoring , red teaming AI systems , or automated defences . Background in causality, system modelling, or probabilistic programming. Why This Role Matters This role is about building AI systems that can be More ❯

on implementing security controls in GCP based web hosting environment including implanting controls within the software development lifecycle and CI/CD processes and working with the IT Infrastructure team on the security elements of migrating on-premise Windows estate to Azure. You'll lead threat modelling and threat hunting activities to proactively discover potential compromises, work with external … teams on penetration tests and red team engagements and manage SIEM and XDR tooling, establish processes and workflows to support incident response SOC. Location/WFH: You'll join colleagues in the Central London office for two days a week with flexibility to work from home the other three days. Please note you will also be required More ❯

hunting and threat intelligence capabilities. Support and mature security monitoring use cases (SIEM, packet inspection, IOCs). Coordinate cross-functional security incident response with SOC, Threat Intelligence, and Red/Blue teams. Engage with technical and business teams on cyber risk reduction strategies. Contribute to vulnerability management and remediation plans. Required Skills & Experience Proven experience managing DFIR or More ❯

Proactive Security Lead, UK Security Operations link Copy link corporate_fare Google place London, UK Mid Experience driving progress, solving problems, and mentoring more junior team members; deeper expertise and applied knowledge within relevant area. Apply link Copy link Bachelor's degree or equivalent practical experience. 5 years of experience in cybersecurity, with an offensive security (e.g., Red … Preferred qualifications: Certifications in OSCE3, CRTP/CRTE, GIAC GCSA/Kubernetes-related, OSCP, OSCE, CRTO, CISSP, or GIAC (e.g., GPEN, GCTI, GWAPT). Experience designing or executing Purple Team exercises, combining offensive tactics with defensive feedback to drive continuous improvement. Experience with Kubernetes security, including secure cluster configuration, workload hardening, and threat detection in containerised environments. Experience in … executive engagement. Experience with security testing tools and frameworks (e.g., MITRE ATT&CK, Cobalt Strike, Metasploit, Burp Suite, or similar). About the job The UK Security Operations (SecOps) team in Google Public Sector delivers, operates and secures private cloud services. We aim to provide the flexibility, reliability, and scalability of public cloud for customers with exceptionally high security More ❯

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 for our customers and employees. … We're the "breakers, not makers" - a team focused on finding vulnerabilities, proving their exploitability, and then collaborating with other teams to get them fixed. We don't write the fixes ourselves, but we provide expert 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 More ❯

Embed secure-by-design and privacy-by-design principles across IT and product teams; oversee SDLC, penetration testing, and coordinated disclosure. Direct 24 7 SOC operations, threat hunting, red/blue teaming, and crisis response through internal and external teams. Collaborate with data and legal teams to ensure alignment on data lifecycle, classification, and retention policies. Sponsor security … sexual orientation, or age. We are also committed to offering applicants with a disability an interview if they meet the minimum requirements for the role. Please contact our recruitment team at to discuss any access needs, reasonable adjustments or additional application support that may be required at any point during the recruitment process. More ❯

Life on the team Computacenter is growing our penetration testing capability and we are looking for an experienced penetration tester to support the delivery of vulnerability assessment and penetration testing services to Computacenter and our customers delivered services. As a highly skilled and motivated Penetration Tester, you will join our dynamic Cybersecurity team. In this role, you will be … own people and will look at individuals, you will be involved in so many business projects whilst working with passionate Cyber Security Professionals. If you are looking for a team that offers development and flexibility look no further and apply today What you'll do A highly skilled and motivated Penetration Tester to join our dynamic cybersecurity team. In … tests, API penetration tests, cloud security assessments, and social engineering simulations. Vulnerability identification and analysis: Research, identify, and exploit security vulnerabilities in a variety of systems and applications. Red/Purple/Blue Teaming: participate in exercises with the goal of increasing cyber resilience for both offensive and defensive. Reporting and documentation: Prepare detailed and professional penetration test More ❯

Graphs, Test time compute, CoT pipelines, Tool use & API calling, etc.) Data-centric Machine Learning (Synthetic Data, Curriculum Learning, Learned datamixtures, etc.) Evaluation (Benchmarks, Human-in-the-loop, red teaming/Adversarial Testing, Hallucination detection, ) We work collaboratively both with TR Labs (TR's applied research division), academic partners at world-leading research institutions and subject matter experts … number of subject matter experts involved in data collection, testing and evaluation of trained models. As a Research Scientist, you will play a key part in a diverse global team of experts. We hire world-leading specialists in ML/NLP/GenAI, as well as Engineering, to drive the company's leading internal AI model development. You will … You are involved in the entire research & model development lifecycle, brainstorming, coding, testing, and delivering high-quality reports at leading international academic conferences. Collaborate: Working on a collaborative global team of research engineers both within Thomson Reuters and our academic patterns at world-leading universities. Communicate: Actively engage in sharing our technical findings with the wider community through contributions More ❯