Staff Security Engineer: AI & Cloud Defense Lead

Zencoder; Brussel; Remote; EUR 120,000 - 180,000; Full time

Benefits offered by this job

Remote-First

Global hiring

Barcelona hub

Job summary

Zencoder is seeking a hands-on Senior or Staff Security Engineer to lead and own security across the company. You will cover hardened cloud infrastructure, least-privilege access, secure delivery, vulnerability management, pen testing, and incident response.

The role focuses on building automated controls into existing workflows, testing their effectiveness, and taking ownership for security outcomes as you partner with ITOps, platform and product teams.

Qualifications

• Strong application security background with vulnerability expertise.
• Hands-on penetration testing across web apps, APIs, and cloud.
• Solid IAM, network segmentation, containers, and secret management.
• Experience building detections and incident response.

Responsibilities

• Set security priorities and drive fixes through to verified completion.
• Find application vulnerabilities through code review, penetration testing and agent-specific red-team exercises.
• Work with ITOps, platform and product engineers to harden infrastructure and build security into delivery pipelines.
• Build detection for user and agent activity, and lead incident response.

Skills

Strong application security

Penetration testing

Cloud security

IAM & network segmentation

Incident response

Automation tooling

Risk communication

Job description

Zencoder is seeking a hands-on Senior or Staff Security Engineer to lead and own security across the company. You will cover hardened cloud infrastructure, least-privilege access, secure delivery, vulnerability management, pen testing, and incident response.

The role focuses on building automated controls into existing workflows, testing their effectiveness, and taking ownership for security outcomes as you partner with ITOps, platform and product teams.