Senior Software Development Engineer

What You'll Do:

• Build business-critical APIs, services and backend components that for some have to answer in less than 30ms, and at very large scale (up to 300 Bn requests per day)

• Work with many other engineering teams to develop long-term roadmaps, designs and architectures to scale this infrastructure to meet product and business requirements

• Develop open source projects. As we are working at the forefront of technology, we are dealing with problems that few companies have faced

Who You Are:

• You are proficient in at least one programming language such as C#, Scala, Java, C++. You can adapt very quickly, choose and use the best tool for the job.

• You love algorithms and new technology. You are also a great team worker and a great communicator in English, both written and spoken. You are strongly committed to quality designs, automated testing and documentation.

• Engineering Degree or Master in relevant field

• English professional proficiency is a must

We acknowledge that many candidates may not meet every single role requirement listed above. If your experience looks a little different from our requirements but you believe that you can still bring value to the role, we’d love to see your application!​

Who We Are:

Criteo is a leader in commerce media, helping brands, agencies, and publishers create meaningful consumer connections through AI-powered advertising solutions. We’re shaping a more open and sustainable digital future for advertising.

At Criteo, our culture is as unique as it is diverse. From our offices across the globe or from the comfort of home, our 3,600 Criteos collaborate together to build an open, impactful, and forward-thinking environment.

We foster a workplace where everyone is valued, and employment decisions are based solely on skills, qualifications, and business needs—never on non-job-related factors or legally protected characteristics.

What We Offer:

🏢 Ways of working – Our hybrid model blends home with in-office experiences, making space for both.
📈 Grow with us – Learning, mentorship & career development programs.
💪 Your wellbeing matters – Health benefits, wellness perks & mental health support.
🤝 A team that cares – Diverse, inclusive, and globally connected.
💸 Fair pay & perks – Attractive salary, with performance-based rewards and family-friendly policies, plus the potential for equity depending on role and level.

Additional benefits may vary depending on the country where you work and the nature of your employment with Criteo.