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Senior Product Security Engineer

Porto, Portugal💼 Full-time🗓 2026-07-28 → 2026-09-26

Core

Lead multi-phase security initiatives to build secure-by-default architectures, define AI/LLM security standards, and drive threat modeling and pen testing for a global online sports betting and iGaming platform.

Role type

Senior IC product security engineer (AI/LLM focus)

Builds

Reference architectures, AI/LLM security controls, scalable automation for security assessments, and risk management systems

Domain

iGaming / Online sports betting / Cloud-native software

Deliverable

production ML models | product features | infrastructure

Required skills

Security architecture design, threat modeling, penetration testing, AI/LLM security assessment, vulnerability program management, security automation, cloud/CI/CD security, enterprise security tooling, Python or Go programming, industry frameworks (NIST, ISO 27001, OWASP, MITRE ATT&CK, SOC 2)

Preferred skills

Bug bounty program experience (HackerOne), building risk dashboards, leading Security Champions programs

Technologies

Python, Go, Cloud platforms, CI/CD pipelines, Enterprise SaaS tools, MITRE ATT&CK, OWASP

Responsibilities

Lead security architecture reviews and define reusable design patterns; Define and evolve AI/LLM security architecture standards; Run high-impact threat modeling and pen testing campaigns; Own risk assessment strategy; Shape bug bounty and vulnerability disclosure programs; Deliver authoritative security advisements; Lead and grow the Security Champions program; Design automation for scalable security capabilities; Improve vulnerability and risk management data systems; Track industry trends and emerging threats; Mentor engineers across the team

Seniority

Senior, hands-on IC with mentorship responsibilities

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