Senior Game Server Engineer (Online Services) (M/W/NB)

Ubisoft2

Saint-Mandé, IDF, France permanent

Posted: February 3, 2026

Required Skills

Job Description

Ubisoft is a global leader in gaming with teams across the world creating original and memorable gaming experiences, from Assassin’s Creed, Rainbow Six to Just Dance and more. We believe diverse perspectives help both players and teams thrive. If you’re passionate about innovation and pushing entertainment boundaries, join our journey and help us create the unknown!

We’re looking for a senior engineer with deep experience in online systems, backend development, and large‑scale multiplayer architecture. You’ll design, build, and operate the server technology that powers our next‑generation online experiences.

This role is ideal for someone who thrives on low‑latency systems, distributed architectures, DevOps automation, and high‑performance C/C++ development.

In this role, your missions will be the following:

Key Responsibilities

• Architect & Scale: Design high-concurrency server architectures using C++ and distributed systems.

• Latency Mastery: Optimize real-time networking protocols to ensure a "frame-perfect" experience.

• Live Ops Excellence: Build and oversee CI/CD pipelines and containerized environments (Docker/K8s) to keep our live services resilient.

• Security & Integrity: Engineer robust anti-cheat measures and data protection protocols

• Gaming exp: You have significant years of experience in video games with one or more shipped AA/AAA multiplayer titles.

• The Stack: Expert-level C++. Proficiency in C# or Python for tooling.

• Infrastructure: Deep knowledge of Linux internals and cloud-native deployments (AWS/GCP/Azure).

• Protocols: Experience with UDP, TCP, and high-level networking libraries (e.g., Unreal Engine Networking, GRPC).

Ubisoft's perks

💰 Profit Sharing, yearly company saving plan. 25 paid time off + 12 additional paid days off. 50% of your transportation pass is paid by the company, lunch vouchers (9€/day), healthcare for you and your family, and lots of Ubisoft additional perks.

👶 Maternity leaves of 20 weeks, paternity/co-parental leaves of 7 weeks.

📍 Our office is located in Saint Mandé, (Metro line 1, Saint Mandé station). Gym available in the building. 

Recruitment process

45 minutes : screening with the recruiter

60 minutes : interview with the manager of the role

60 minutes : interview with members of the team.

Additional Information

Ubisoft offers the same job opportunities to all, without any distinction of gender, ethnicity, religion, sexual orientation, social status, disability, or age. Ubisoft ensures the development of an inclusive work environment which mirrors the diversity of our gamers’ community. 

Check out this guide to help you with your application, and learn about our actions to encourage more diversity and inclusion.

Why Apply Through MisuJob?

AI-Powered Job Matching: MisuJob uses advanced artificial intelligence to analyze your skills, experience, and career goals. Our matching algorithm compares your profile against thousands of job requirements to find positions where you have the highest chance of success. This saves you hours of manual job searching and ensures you only see relevant opportunities.

One-Click Applications: Once you create your profile, applying to jobs is effortless. Your resume and cover letter are automatically tailored to highlight the most relevant experience for each position. You can apply to multiple jobs in minutes, not hours.

Career Intelligence: Beyond job matching, MisuJob provides valuable career insights. See how your skills compare to market demands, identify skill gaps to address, and understand salary benchmarks for your experience level. Make data-driven decisions about your career path.

Frequently Asked Questions

How do I apply for this position?

Click the "Register to Apply" button above to create a free MisuJob account. Once registered, you can apply with one click and track your application status in your dashboard.

Is MisuJob free for job seekers?

Yes, MisuJob is completely free for job seekers. Create your profile, get matched with jobs, and apply without any cost. We help you find your dream job without any hidden fees.

How does AI matching work?

Our AI analyzes your resume, skills, and experience to understand your professional profile. It then compares this against job requirements using natural language processing to calculate a match percentage. Higher matches mean better fit for the role.

Can I apply to jobs in other countries?

Absolutely. MisuJob features jobs from companies worldwide, including remote positions. Filter by location or look for remote opportunities to find jobs that match your preferences.

Ready to Apply?

Join thousands of job seekers using MisuJob's AI to find and apply to their dream jobs automatically.