Senior AI Security & IAM Engineer | Build Core Platform

Sprint and Partners; Amsterdam; Hybrid; EUR 90,000 - 140,000; Full time

Benefits offered by this job

Stock options

Amsterdam hybrid work

Job summary

Sprint and Partners in Amsterdam is seeking a senior security engineer to build the core security function for a fast-growing AI-native scale-up. You will be the first full-time security hire, collaborating with a fractional CISO to shape security standards and practices across the platform.

You will own security in a high-velocity environment, addressing AI agent security, access control, threat modelling, and secure development workflows while enabling rapid product delivery and growth.

Qualifications

• Strong application and product security knowledge across multiple domains.
• Experience reading/writing code and building automation.
• Experience with IAM and cloud security; modern development workflows.
• Experience securing AI or agent-based systems is a bonus.

Responsibilities

• Product and application security: authorization, customer data separation, trust boundaries and secure code reviews.
• Identity and access management across the product and internal environment.
• Threat modelling with engineers while new features are designed.
• Cloud and delivery security, including CI/CD controls, infrastructure hardening and software supply chain risks.
• Detection, alerting and incident readiness: improving visibility and ensuring controls work in practice.
• Security automation to reduce manual work and accelerate engineering velocity.
• New AI agent security challenges including tool permissions, prompt injection and sandboxing.

Skills

Application security

Product security

Code literacy

Software architecture

Automation scripting

IAM

Authorization models

Cloud security

CI/CD security

AI tooling

Job description

Sprint and Partners in Amsterdam is seeking a senior security engineer to build the core security function for a fast-growing AI-native scale-up. You will be the first full-time security hire, collaborating with a fractional CISO to shape security standards and practices across the platform.

You will own security in a high-velocity environment, addressing AI agent security, access control, threat modelling, and secure development workflows while enabling rapid product delivery and growth.