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J-Spring 2026

Event artwork for J-Spring 2026

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About this event

What to expect

J-Spring 2026 is the Netherlands' premier international Java conference, bringing together the global Java community at Utrecht's Jaarbeurs Convention Center on June 4, 2026. Organized by NLJUG, the Dutch Java User Group, this flagship event delivers a comprehensive exploration of modern Java software development, cutting-edge technologies, and the future of the JVM ecosystem.

What to Expect

J-Spring 2026 offers an immersive full-day conference experience covering six core topic areas:

  • Java (JVM) – Deep dives into the latest Java language features, JVM innovations, and platform advancements
  • Data & AI – Practical approaches to integrating artificial intelligence and data engineering with Java applications
  • Architecture – Modern architectural patterns, microservices, cloud-native design, and system scalability
  • New & Cool – Emerging technologies, experimental frameworks, and innovative tools shaping the future of development
  • People & Culture – Team dynamics, leadership, diversity, and building healthy engineering cultures
  • Dev Practices – Best practices for testing, CI/CD, code quality, and modern development workflows

The conference features world-leading experts delivering keynotes, technical deep-dives, and hands-on sessions. Whether you're a seasoned Java architect or an intermediate developer looking to level up, J-Spring provides valuable insights across the complete software development lifecycle.

Why Attend

J-Spring stands out as the definitive event for staying current with Java ecosystem trends. Attendees gain access to cutting-edge knowledge from international speakers, opportunities for hands-on skill development through practical sessions, and extensive networking with fellow Java professionals from across Europe and beyond. The conference format balances technical depth with community connection – combining rigorous technical content with the energy and collaboration that makes NLJUG events uniquely engaging.

The event takes place at the centrally-located Jaarbeurs Convention Center in Utrecht, Netherlands, with excellent transport connections and nearby accommodation options including Ibis Hotel Utrecht City Centre, NH Utrecht, and Park Plaza Utrecht.

NLJUG members (Base, Core, or Key level) receive exclusive discount codes via email, making this premium confer

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