Senior Backend Engineer — AI AppSec & Autonomous Scanning

Escape; Paris; Hybride; EUR 90 000 - 140 000; Plein temps

Avantages offerts par ce poste

Significant equity (Stock Options/BSPC

Top-tier health insurance

Meal vouchers

Sport subscription

Learning budgets

Premium equipment

Open-source time

Conference talks

Résumé du poste

Escape is seeking a Senior Backend Engineer in Paris to join a security-focused team. You will translate research into production-grade scanning systems, focusing on agentic testing, AI-driven enhancements, and scalable, cost-efficient infrastructure.

You will work across Python and Go, running containerized workloads on Kubernetes, and collaborate with researchers and product teams to deliver impactful security solutions.

Qualifications

• 4+ years of backend engineering, security research, or applied R&D in a product environment.
• Strong fundamentals across systems, networking, and web architectures.
• Proficiency in Python, Go, or similar backend languages.
• Experience designing and shipping production systems with measurable impact.
• Ability to translate complex ideas into reliable, scalable implementations.
• Collaborates with engineering and security teams to deliver end-to-end solutions.

Responsabilités

• Build autonomous agentic scanning systems that explore applications and execute complex tests.
• Design and implement production-grade vulnerability detection logic.
• Integrate AI/LLMs into scanning workflows to improve coverage and reduce false positives.
• Develop distributed infrastructure to orchestrate thousands of concurrent scans on Kubernetes.
• Ensure performance, determinism, and cost-efficiency of scans.
• Contribute to core platform design including memory, execution environments, and data models.

Connaissances

Python

Go

Kubernetes

Security research

Distributed systems

Backend design

Outils

PostgreSQL

Redis

Kafka

Grafana

GitLab CI

Terraform

Playwright

Description du poste

Escape is seeking a Senior Backend Engineer in Paris to join a security-focused team. You will translate research into production-grade scanning systems, focusing on agentic testing, AI-driven enhancements, and scalable, cost-efficient infrastructure.

You will work across Python and Go, running containerized workloads on Kubernetes, and collaborate with researchers and product teams to deliver impactful security solutions.