Senior Software Development Engineer - Security - IDAM

Criteo; Paris; Sur place; EUR 100 000 - 140 000; Plein temps

Avantages offerts par ce poste

hybrid work model

learning and career development

health and wellness support

inclusive team environment

competitive salary with performancere

potential equity

Résumé du poste

Criteo in Paris, France, seeks a Senior Software Development Engineer for the IDAM security team. You will own end-to-end feature delivery for authentication and access management foundations across internal platforms and services.

You'll design, build and operate backend services using Python/Java/C# or Go, with Docker/Kubernetes, CI/CD, and Terraform, ensuring reliability, performance and security. This hybrid role invites collaboration with product teams and mentoring others, with

Qualifications

• 5+ years in software engineering or related roles.
• Strong backend development skills across Python/Java/C#/Go.
• Experience building distributed, scalable services.
• Proficiency with Linux and networking fundamentals.
• Experience with Docker, Kubernetes, CI/CD pipelines.
• Fluent in English.

Responsabilités

• Deliver end-to-end features for IDAM systems.
• Design and develop authentication and access management foundations.
• Operate production systems focusing on availability, performance, observability, and security.
• Automate CI/CD pipelines and infrastructure.
• Collaborate with engineering and product teams.
• Mentor and guide junior engineers.
• Contribute to architectural decisions.

Connaissances

Python

Java

C#

Go

REST APIs

Distributed systems

Linux

Networking fundamentals

Fluent English

Troubleshooting

Outils

Docker

Kubernetes

Terraform

Prometheus

Grafana

ELK

Sentry

CI/CD tooling

Description du poste

Senior Software Development Engineer role in Security - IDAM team at Criteo

The team builds authentication and access management foundations for internal R&D platforms and services, including browser-based and server-to-server authentication flows, identity lifecycle management, token exchange, and secure access for user and service accounts. Technologies include Active Directory, Kerberos, OIDC, and internal solutions.

Responsibilities

• end-to-end feature delivery
• software design and development
• production system operation focusing on availability, performance, observability, and security
• CI/CD pipeline and infrastructure automation
• system reliability improvements
• collaboration with engineering and product teams
• architecture contributions
• mentoring

Requirements

• 5+ years in software engineering or related roles
• strong development skills in Python
• Java
• C#
• Go or similar
• experience with backend services
• REST APIs
• distributed systems
• Linux
• networking fundamentals
• Docker
• Kubernetes
• CI/CD
• Terraform
• monitoring tools like Prometheus, Grafana, ELK, Sentry
• strong troubleshooting and problem-solving skills
• fluent English

Benefits

• hybrid work model
• learning and career development programs
• health and wellness support
• inclusive team environment
• competitive salary with performance rewards
• potential equity

Full-time, hybrid based in Paris, France.