Lead Backend Engineer – Gaming & Real-Time Systems

Ex Machina Group

Amsterdam

Hybrid

EUR 120,000 - 150,000

Full time

3 days ago

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Benefits offered by this job

Hybrid work model

Amsterdam office

Job summary

Ex Machina Group is seeking a Lead Backend Engineer to guide our backend team, evolve the PlayTwo framework, and deliver scalable systems for global-scale interactive projects. You’ll stay hands-on with code while steering architecture, technical direction, and mentorship across six engineers.

You’ll design and optimize Java/Spring Boot backends, lead code reviews, define scalable APIs for high-concurrency environments, and collaborate with product, frontend, and infra teams to ensure reliable

Qualifications

6+ years of backend development experience, including leadership or senior responsibilities.
Strong Java/Spring Boot background with experience in high-concurrency backends.
Experience designing and scaling distributed systems and APIs for real-time use cases.

Responsibilities

Lead and mentor a team of backend engineers, review code, and set best practices.
Evolve PlayTwo to be scalable and ready for new client use cases.
Define and implement backend architecture balancing performance, reliability and flexibility.
Collaborate with project managers, frontend and infrastructure teams to ensure timely, high-quality delivery.
Contribute to client conversations, explaining technical solutions and providing input during scoping discussions.