Cybersecurity Software Engineer — Production & Orchestration

Mistral.ai; Paris; Hybride; EUR 90 000 - 130 000; Plein temps

Avantages offerts par ce poste

Relocation support

Meal and transportation allowances

Healthcare coverage

Parental leave

Résumé du poste

Mistral.ai is seeking strong Software Engineers with cybersecurity experience to build and productionize our cybersecurity product offering. You will turn cutting-edge prototypes into robust, scalable services that power both our offensive and defensive security capabilities.

Your work will directly enable Applied to deploy at client sites while giving Science the infrastructure to train against. You'll orchestrate red-team/blue-team agent loops, build on Mistral's corporate stack, and create

Qualifications

• Strong software engineer with hands-on experience building cybersecurity products or tooling.
• Comfortable with agentic / LLM orchestration and context engineering.
• Builder mindset with a track record of shipping production-quality code.
• Experience with distributed systems and service architecture.
• Strong problem-solving abilities and attention to detail.
• Excellent communication skills and collaborative attitude.

Responsabilités

• Cyber Harness Productionization: Build and productionize the cyber harness and service prototype, turning research into deployable solutions.
• Orchestrate red-team/blue-team agent loops: find vuln → patch → redeploy → re-test.
• Develop the context engineering that enables autonomous security workflows.
• Create connectors, worker scaling mechanisms, SDKs, and packaging that make demos into services.

Connaissances

Cybersecurity experience

LLM orchestration

Production-grade code

Distributed systems

Problem-solving

Communication

Outils

Temporal

Kubernetes

Containers

Description du poste

Mistral.ai is seeking strong Software Engineers with cybersecurity experience to build and productionize our cybersecurity product offering. You will turn cutting-edge prototypes into robust, scalable services that power both our offensive and defensive security capabilities.

Your work will directly enable Applied to deploy at client sites while giving Science the infrastructure to train against. You'll orchestrate red-team/blue-team agent loops, build on Mistral's corporate stack, and create