About the role
About ARQ
ARQ is one of the fastest-growing fintechs in the world. Our mission is to redefine how people interact with money across borders, building the infrastructure to move value seamlessly. We’re still early in our journey, which means every person who joins shapes the future of our product, culture, and growth. If you’re excited by big challenges, global impact, and the chance to grow fast with a world-class team, ARQ is the place to do it.
What you'll do
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Build and improve SIEM detection rules, alert pipelines, and automated response playbooks (Datadog SIEM, CrowdStrike, Cloudflare)
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Contribute to incident response readiness, including IR playbooks, tabletop exercises, and forensic procedures
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Support DLP strategy and data protection controls across Google Workspace, Slack, and internal tooling
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Conduct cloud security assessments across AWS and Kubernetes environments
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Drive application security initiatives: threat modelling, secure code review support, API testing, and security pipeline improvements
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Assess and secure AI/agentic workflows across the company — reviewing prompts, preventing destructive actions, and controlling data exposure
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Establish and run the vendor security assessment process — building a scalable due diligence framework for third-party onboarding