19 of 19 Red Team Jobs in London

Offensive Security Tester (Red Team) London/WFH to £70k Opportunity to progress your career as an Offensive Security Tester at a rapidly expanding scale-up software house that is developing a highly complex network cyber security platform; you'll be working on Greenfield projects, collaborating with … discover any issues with customer infrastructure and web applications. You'll be pro-active and will have the opportunity within Red Team testing to try anything and everything to outmanoeuvre the defenders and gain access to customer networks. WFH Policy: There's a remote interview/onboarding ...

excellent platform to develop technical depth while contributing to high-impact security engagements. The Role You will deliver penetration testing and red team engagements across client systems and applications, helping organisations identify vulnerabilities, strengthen their security posture and improve resilience against cyber threats. You’ll work closely … deliver clear, actionable security insight. Key Responsibilities Conduct penetration testing and offensive security engagements across networks, applications and platforms Support red team activities and adversary simulation exercises Identify, validate and communicate security vulnerabilities and associated business risk Contribute to vulnerability management and remediation support Stay ...

Microsoft Defender/Sentinel, EDR platforms, timeline analysis, and cloud environments (Azure, AWS, or GCP). Exposure to penetration testing, including red team or purple team exercises, is advantageous. Ability to script or automate using Bash, Perl, Python, or PowerShell. Strong analytical mindset and familiarity with ...

penetration testing tools (Burp Suite, Metasploit, custom scripts) Excellent communication and report writing skills Desirable: OSCP, CREST certifications Bug bounty participation Red team experience Cloud security testing (AWS, Azure, GCP) Active involvement in security community (CTFs, conferences, research) Company Culture: Technical excellence and deep fundamentals valued over ...

current risks and threats to Cloud infrastructure and/or IT infrastructures at technical and managerial levels. Ability to conduct Red Team security testing tasks in GCP to continuously assess security posture in GCP platform Drive Identity and Access Management (IAM), configuration management, and monitoring strategy ...

TTPs and attack modern infrastructure Researching cutting-edge attack vectors across cloud, SaaS, web stacks, and internet-exposed infrastructure Partnering with Red Team Engineers to scale and automate your discoveries so nothing gets wasted (Optional but encouraged) Presenting your research at industry conferences — with full company support … 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 ...

TTPs and attack modern infrastructure Researching cutting-edge attack vectors across cloud, SaaS, web stacks, and internet-exposed infrastructure Partnering with Red Team Engineers to scale and automate your discoveries so nothing gets wasted (Optional but encouraged) Presenting your research at industry conferences — with full company support … 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 ...

PAYE £550 - £610 per day on RUPAYE £650 - £725 per day INSIDE IR35 Umbrella What You'll Do Red-Teaming: Lead adversarial campaigns to identify system gaps using automated frameworks and LLM-as-a-judge. System Alignment: Use Preference Tuning, automatic prompt optimization, and context engineering to align ...

such as biases, ensuring fairness and transparency. Creating test patterns, frameworks and testing processes for testing of AI systems. Developing test harnesses for red teaming, adversarial testing, and evaluation of multi-modal AI systems Spearheading Responsible AI related technology thought leadership and PoV, staying abreast of emerging technologies. ...

rules, AV baselines, and KQL analytics. Desirable Skills Experience with Microsoft Sentinel. Understanding of MITRE ATT and CK. Exposure to red team activities. Familiarity with automation using PowerShell. Professional Attributes Analytical thinker. Resilient and proactive. Strong communicator. Collaborative mindset. Qualifications Microsoft security certifications such ...

PAYE £550 - £610 per day on RUPAYE £650 - £725 per day INSIDE IR35 Umbrella What You'll Do Red-Teaming: Lead adversarial campaigns to identify system gaps using automated frameworks and LLM-as-a-judge click apply for full job details ...

Oracle Cloud Infrastructure (OCI) Offensive Security team provides OCI with the capabilities to ensure our systems and services meet the security objectives we communicate to customers. The Offensive Security group performs security assessments, vulnerability research, static and dynamic analysis research, penetration testing, red-teaming, and security tool … Offensive Security group works as a team. We don't fit people into predefined roles. We bring together the right people who enhance team capability and build roles around each team member's skills and interests. Offensive Security Engineer Oracle Cloud Infrastructure Group The Oracle Cloud Infrastructure ...

description We are currently recruiting for an AI Security Senior Architect to join our London office. DEPARTMENT PURPOSE The Information Security team is a strategic enabler for our global law firm, focused on protecting client data, intellectual property, and business operations while enabling secure innovation. Through four key pillars … Digital Trust, Technical Assurance, Security Operations, and Governance, Risk and Compliance (GRC) the team delivers comprehensive security solutions that align with our firms strategic objectives as well as client and regulatory requirements. Our integrated approach combines secure by design principles relying on Identity and Access Management, Technical Assurance, continuous ...

description We have an exciting new opportunity for an Identity & Access Management Senior Architect to join the A&O Shearman London office. About the team The firms ability to keep our clients data secure is a bedrock for our reputation as a trustworthy professional services partner to many … data but that of our clients, and has the unwavering support of the Board. Led by our new CISO, the in-house Information Security team is a core part of our technology services structure with mature or evolving capability across all areas of digital security and cyber defence. ...

responsible for the day to day delivery of our threat-led and technology driven cyber security consulting services through leading and directly overseeing a team of Consultants. This person will have experience in developing teams and working with sales and domain leaders. The Consulting Director will work with … individual serves as a trusted advisor to clients, is dedicated to delivering technical consulting services to an exceptional standard, thrives in a fast paced team environment, and advocates for innovative approaches to deliver the best outcomes for our cross-sector clients. Your Impact Oversee the delivery of our proactive ...

Container security & supply-chain/SBOM tooling Applied cryptography fundamentals (KMS, envelope encryption, etc.) Incident response or red/blue/purple team exposure OSS security contributions or AWS community involvement Technical/IT degree (2:1 or above ...

Container security & supply-chain/SBOM tooling Applied cryptography fundamentals (KMS, envelope encryption, etc.) Incident response or red/blue/purple team exposure OSS security contributions or AWS community involvement Technical/IT degree (2:1 or above ...

Wide - 2 days a week on site. Financial Services Lorien's leading banking client is looking for an additional AI Engineer join the existing team on a expanding project. This role will be shipping production-grade GenAI features (e.g., retrieval-augmented generation, assistants, summarisation) that are safe, reliable … integration patterns (prompt engineering, RAG, tool-use/agents, function calling). Evaluation & safety: automated prompt/response evals, LLM-as-a-judge, red-teaming, content filters, guardrails. LLMOps practices: experiment tracking, prompt/version control, offline/online evals. Desirable: Doc processing (OCR, chunking), vector DBs (OpenSearch ...

Threat Intelligence Specialist to join our Advanced Threat Services (ATS) Teamon a full-time, permanent basis! You’ll be part of a supportive team that thrives on teamwork and innovation, where your expertise will be valued as we work together to tackle the ever-evolving cyber threat landscape. … looking to welcome our new team member from early January 2026 , so if you’re ready to make an impact in the new year, we’d love to hear from you! Your New Role Reporting to the Technical Threat Manager , you’llbe responsible for researching, analysing, and reporting ...