Job ID
R25670
Country
Portugal
Job City
Porto
Job Family
Information security
Job Type
Employee
Job Sub Type
Permanent

Join us an Offensive Security Engineer – AI Automation ! 

Are you ready to shape the future of capital markets? We are looking for an Offensive Security Engineer – AI Automation to join our team!

You will primarily be responsible for:  

  • Lead adversarial security reviews of AI-enabled systems, gateways, APIs, and automation platforms to validate architectural and operational resilience

  • Contribute to security and architecture reviews to ensure AI and core security components are designed and operated securely from MVP through target state

  • Design, assess, and challenge security architectures for AI agents, automation workflows, identity flows, and trust boundaries

  • Develop and maintain automated Red Team tooling to continuously test exposed attack surfaces and security assumptions

  • Translate Red Team findings into architectural guidance, security patterns, and actionable design improvements

  • Produce clear security architecture and threat documentation for AI and automation technologies

  • Work closely with engineering, platform, and operations teams to validate security controls and operational readiness

  • Provide expert support during security incidents, design escalations, and high-risk technical decisions

Your profile: 

  • Strong background in offensive security and Red Team operations

  • Proven experience in security architecture and secure system design

  • Hands-on automation and scripting experience (Python required)

  • Solid understanding of APIs, distributed systems, identity, and authorization models

  • Practical experience assessing AI systems, agents, or automation frameworks

  • Confident, pragmatic, and comfortable challenging design decisions

  • Self-starter with the ability to operate autonomously in ambiguous environments

  • Clear and effective written and verbal communication skills

  • Able to adapt quickly to changing priorities while managing multiple initiatives

  • Comfortable working independently or as part of cross-functional teams

  • Experience in regulated or financial environments is a strong plus

  • Certified knowledge of Cloud Environments such as Azure and AWS is also a plus

Apply by submitting a CV in English. 

Join Euronext – Shape capital markets for future generations 

Euronext is the leading European capital market covering the entire capital markets value chain, from listing, trading, clearing, settlement and custody, to solutions for issuers and investors. We operate seven national stock exchanges, handling 25% of European lit equity trading. Our products include equities, FX, ETFs, bonds, derivatives, commodities and indices. Euronext also provides clearing and settlement services through Euronext Clearing and our network of Euronext Securities CSDs. In addition, Euronext runs MTS, one of Europe’s leading electronic fixed income trading markets, and Nord Pool, the European power market. The company has a diverse domestic and international client base.  

Find out more about us at: Euronext .com