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Red-team GenAI systems to find ways malicious actors could bypass safety guardrails and obtain cyber-CBRNE information, then recommend fixes.
Lead a team performing penetration tests and vulnerability assessments for the Bank of England, identifying and mitigating security risks in critical systems and services.
Senior Security Researcher conducts deep vulnerability research, reverse engineering, and exploit development across modern stacks, cloud infrastructure, and enterprise systems to identify and remediate security flaws.
Who We Are Cobalt was founded on the belief of a fundamental human aspiration: the desire to live better and safer. It all started in 2013, when our founders realized that pentesting can be better. Today our diverse,…
Build AI/LLM-driven security tools to scale Android vulnerability research, triage reports via the Android VRP, and partner with teams to implement mitigations for the world’s largest mobile OS ecosystem.
Security Engineer secures Microsoft Azure, M365, and SaaS environments by monitoring threats, administering Defender/Sentinel, and enforcing identity policies.
Lead offensive security assessments for embedded systems and firmware, using AI-driven tools to analyze vulnerabilities and guide customers in hardening connected devices across industries like healthcare and automotive.
HackerOne is a global leader in Continuous Threat Exposure Management (CTEM). The HackerOne Platform unites agentic AI solutions with the ingenuity of the world’s largest community of security researchers to…
Lead complex security assessments, penetration testing, and source code reviews using SAST and SCA tools, while driving security strategy and mentorship within CI/CD pipelines.
Build and ship secure fixes for web apps and APIs, using React/Angular and cloud tools while applying OWASP practices to remediate XSS, CSRF, SSRF, and secrets exposure.
Lead a team to design, secure, and automate containerized environments on GKE, using Kubernetes, Terraform, and CI/CD pipelines while enforcing security and compliance.
Protect Nxera’s data-centre infrastructure by operating SIEM/EDR/IDS/IPS tools, hardening systems, and responding to security incidents in a fast-paced SOC environment.
Monitor, detect, and respond to cyber threats for a next-gen data centre operator using SIEM, IDS/IPS, EDR, and vulnerability tools while ensuring compliance and incident remediation.
6-month contract, renewable Government project Hybrid work arrangement We are seeking one Data Engineer to establish and maintain the data infrastructure required to integrate, process, govern and use these data…
Maintains and modernizes legacy enterprise apps for regulated clients, focusing on stability, security, and cloud-native upgrades using Java/Spring and Oracle/Sybase databases.
Build and ship secure fixes for web apps and APIs, using Java/Spring Boot and Angular/React while applying OWASP Top 10 and cloud security practices.
Mid-level engineer securing SaaS products and cloud infrastructure in Azure, running vulnerability management, SOC 2 compliance, and Microsoft security tooling.
Staff Security Engineer (AppSec) designs secure-by-design standards, leads threat modeling and pentesting, and drives cross-domain security initiatives for a global wellness platform.
At CI&T, we help large enterprises transform the potential of AI into real business impact with AI Deployment, AI-native execution, and tech-integrated business solutions. With 30 years of experience in…
Lead elite red-team engagements, mentor operators, and shape offensive security strategy while integrating AI into attack simulations and platform development.
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