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Principal Security Engineer

Talkdesk2

, , portugal, , , portugal, Portugal Full-time July 14, 2026

Found Description

We are seeking a battle-hardened Principal Security Engineer to lead our technical offensive and defensive strategies. This is not a policy-writing role; it is an extremely hands-on position designed for an engineer who thrives on breaking complex systems, building custom security tooling, and securing the next generation of AI-driven applications. You will be the technical authority for Application Security, Penetration Testing, and Cloud infrastructure, with a specialized focus on the security lifecycle of Large Language Models (LLMs) and AI integrations.

Key Responsibilities

1. Advanced AppSec & Offensive Security

  • Deep-Dive Pentesting: Conduct sophisticated manual penetration tests across web applications, APIs, and microservices architecture.
  • Exploit Development: Go beyond automated scanners to identify logic flaws and develop Proof-of-Concept (PoC) exploits to demonstrate business risk.
  • ...

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