Discover the Heartbeat of Java –
Where Community and Code Converge
April 20th – 23rd 2026: 1 Workshop-Day, 3 Conference-Days
⟟ Cinedom Multiplex Cinema, Cologne, Germany
About The Conference
JCON EUROPE: Embrace your Java Journey.
Dive into the pulsating heart of the Java community at JCON EUROPE 2026, the premier in-person Java community conference in Germany, lovingly organized by the Java User Group Oberpfalz in collaboration with JAVAPRO Magazine.
What's in it for you?
Community
✓ Meet Kindred Spirits Eager to Connect
✓ Personal 1-on-1 Sessions
✓ Unique Cinema Setting for an Immersive Experience
Code
✓ From Developers for Developers
✓ Live Coding On Giant Movie Screens
✓ Hands-on Frameworks And Cases
✓ Future Tech Insights and Previews
Content
✓ Top-notch Speakers
✓ Inspiring Keynotes & High Level Content
✓ Practice-oriented Workshops
✓ Topics Relevant to Your Daily Work
Need even more impressions? Click through our flickr collection!
Meet industry-leading minds of Java
Marc Philipp
Java Champion, JUnit Project Lead @JUnit
Nupur Agarwal
Tech Lead @ING
Adam Bien
Java Champion, Oracle ACE Diretor, Consultant, Freelancer
Bruno Souza
Java Champion, President of SouJava, Java Evangelist @Code4.Life
Baruch Sadogursky
Java Champion, DevRel Team & Context Engineering Management @Tessl
Sandra Ahlgrimm
Senior Cloud Advocate @Microsoft
Markus Kett
JAVAPRO Magazin Editor in Chief
CEO of MicroStream
Michael Simons
Java Champion, Author, JUG Leader, Senior Staff Engineer @Neo4j
Emily Jiang
Liberty Cloud Native Architect and Advocate at IBM
Eberhard Wolff
Head of Architecture @SWAGLab
Merlin Bögershausen
Oracle ACE, Software Architect and Engineer @Moderne
Dominika Tasarz
Community Manager & Senior Marketing Specialist @Payara
Mary Grygleski
VP of Global (Western Hemisphere) at AI Collective
Gerrit Grunwald
Java Champion, Senior Developer Advocate @Azul
Grace Robinson
Product Manager at IBM
Alina Yurenko
Developer Advocate for GraalVM @Oracle
Frank Delporte
Java Champion, Senior Technical Writer @Azul
Steve Poole
Senior Developer Advocate at Herodevs
Sharat Chander
Senior Director at Oracle
Marit van Dijk
Java Champion, Developer Advocate @JetBrains
Markus Eisele
Java Champion, Product Manager and Developer Advocate @IBM Research
Bruno Borges
Principal Product Manager @Microsoft
Kevin Wittek
Principal Engineer @Docker
Piotr Przybyl
Java Champion, Testcontainrs Community Champion, Senior Developer Advocate @Elastic
Jayashree S Kumar
Principal Member Technical Staff @Oracle
Sascha Möllering
Principal Specialist SA for Containers @Amazon Web Services EMEA SARL
Your way to knowledge, insights & Java fun
Java User Group Member Pass
FREE
Eligible for Java User Group Members Only.
JCON supports the Java Community with free passes for Java User Group members (worldwide). You will be asked to provide the name of your JUG when booking.
- VIP-Status
- Premium AI Track
- Badge ready to pick up at our fast lane
- Lunch Voucher
- Softdrink Voucher
- Coffee Specialty Vouchers
- Access to all standard conference sessions
- Free Snacks
- Q&A with Speakers
- Access to all recorded sessions
JCON 3 Day Full-Conference Pass
EUR 699.00
Our Standard Pass for everyone interested in JCON EUROPE 2026
- VIP-Status
- Premium AI Track
- Badge ready to pick up at our fast lane
- Lunch Voucher
- 2x Softdrink Vouchers per Day
- 2x Coffee Specialty Vouchers per Day
- Access to all standard conference sessions
- Free Snacks
- Q&A with Speakers
- Access to all recorded sessions
JCON 3 Day Premium Pass
EUR 799.00
Our VIP-Premium-Pass.
This is our All-in Ticket. Come to our VIP-Dinner, get access to our Premium AI Track, experience JCON in it's full glory!
- VIP-Status
- Premium AI Track
- Badge ready to pick up at our fast lane
- 1x Lunch Voucher per Day
- 5x Softdrink Vouchers per Day
- 5x Coffee Specialty Vouchers per Day
- Access to all standard conference sessions
- Free Snacks
- Q&A with Speakers
- Access to all recorded sessions
Impressions of previous JCONs
Our Sponsors 2026
From the inception of JCON, it's been a journey illuminated by the unwavering support of visionary companies and organizations that share our passion for Java. Together, we've created not just an event, but memorable experiences that unite our vibrant community. We extend our heartfelt gratitude to every partner for their incredible support. Please take a few minutes to learn about our partners and let them know you appreciate their support of our community!
PLATINUM SPONSORS
At Cyrock.AI, we didn’t just build a database; we engineered a revolution. With a foundation of 10 years of intensive R&D and over 70 person-years of deep-tech engineering, we are solving the most critical bottleneck of the AI era: the unsustainable thirst for compute, energy, and capital.
GOLD SPONSORS
XDEV Software GmbH, based in Weiden/Bavaria, is a German software development company specializing in Java. Among other things, XDEV is the maintainer of various open-source developer tools.
TuxCare secures the open-source software the world builds on. Our mission is to take the risk out of innovation by keeping open-source systems continuously protected, compliant, and running without the disruptions, headaches, or gaps that often come with conventional open-source security and support.
Cardano is a public, permissionless infrastructure ideal for use cases that require transparency and immutable data. Decentralized and with a robust Java ecosystem, the network offers security, sustainability, and scalability, allowing developers to build powerful applications.
SILVER SPONSORS
Vaadin is a Finnish software company behind the open-source Vaadin platform for building modern web applications in Java. Vaadin enables developers to create secure, high-quality user interfaces faster, with less code and a great developer experience.
HeroDevs delivers Never-Ending Support for end-of-life open source software. When official maintenance stops, we provide secure, drop-in replacements with ongoing CVE patches and compliance coverage — so your team can modernize on their timeline, not someone else's.
Store and load any Java Object Graph or Subgraphs partially, Relieved of Heavy-weight JPA. Microsecond Response Time. Ultra-High Throughput. Minimum of Latencies. Create Ultra-Fast In-Memory Database Applications & Microservices.
BRONZE SPONSORS
Seit über 30 Jahren ist GEBIT Solutions erfolgreicher Partner führender Retail-Unternehmen für die Entwicklung effizienter IT-Systeme. GEBIT verbindet fachliche Expertise mit erstklassiger technischer Kompetenz.
Zu unseren Kunden gehören z.B. ALDI-SÜD, SPAR, Deichmann, dm-drogerie markt, OBI und Kaufland.
Die iits-Consulting GmbH bietet individuelle Softwareentwicklungen und -lösungen in den Bereichen DevOps/CloudOps, KI, Machine Learning, IoT und UI/UX an. Wir realisieren Projekte jeder Größenordnung – von Start-ups bis hin zu Konzernen – effizient, skalierbar und technologisch führend.
Karakun existiert, weil wir überzeugt sind, dass gute Software Menschen befähigt – nicht frustriert. Seit 2018 entwickeln wir Lösungen, die Arbeit vereinfacht, Prozesse verbessert und Freude bei der Nutzung schafft. Unsere Teams in der Schweiz, Deutschland und Indien vereinen über 25 Jahre gemeinsamer Erfahrung in Software Engineering und Beratung.
TECHNOLOGY SPONSORS
Easily manage Call for Papers, Speakers and Agenda for your conference!
MEDIA SPONSORS
Glorium Technologies is a top-shelf bespoke software development firm boasting 100+ deployed products. We help innovators turn their ideas into products. We work closely with VC-backed startups and expanding tech companies, developing custom solutions that help them grow in their industries.
GermanTechJobs is the first German IT job board built with Software Engineers in mind.
The main goal of the company is to bring more transparency, openness and diversity to the German IT market.
GermanTechJobs is not only for Developers but for everyone working in the IT industry: Engineers, SAP and System Admins, Product Managers, QAs and UX/UI Designers!
The Main Thread documents how enterprise Java really evolves: not news, not hype, but a living map of patterns that let large systems change without breaking.
Expect Quarkus + cloud-native Java, open standards, JVM-built AI, and developer experience as a design constraint.
For people who design systems that must survive real production pressure.
TechDogs is a leading global technology media platform delivering the latest insights, trends, and analysis across cybersecurity, data, AI, cloud, and enterprise IT. We connect technology leaders with actionable intelligence and industry expertise.
ORGANIZATION PARTNER
Java User Group Oberpfalz is an open community to exchange ideas on current topics relating to the application of Java technology in Bavaria / Germany.
We offer contacts and exchanges within the regional Java community and regular talks and discussions on current Java topics.
JAVAPRO is the free magazine for professional Java development in practice and a project of the Java community for the Java community. International-renowned authors and speakers write about the latest developments in Java, trends, tools, and best practices. We regularly publish articles, webinars, training sessions and videos on YouTube – designed for developers who want to share their expertise or grow their skills. We actively support the community as the organizer of the Java conference JCON.
Our JUG-Partners
JCON EUROPE 2026 offers free tickets for Java User Group members, students and hobbyists. Send us your Logo and your JUG website / meetup page URL. Of course, it’s free of charge.
Motivation
We love Java. That’s why we want to bring together Java developers from all over the world. To learn, to connect, to have fun. The feedback we receive proves us right and motivates us to keep going.
Team
JCON is a team effort and a conference by developers for developers. The JUG Oberpfalz does the heavy lifting in organizing everything. But the heart of the conference are our speakers with their sessions.
Community
We often work in completely different branches, but Java is our common denominator and connects us all. Over the years, not only acquaintances but friendships have formed on account of JCON!
Feast Your Mind and Stomach at JCON!
STAY UP TO DATE,
SUBSCRIBE TO OUR NEWSLETTER!
SPONSORSHIP
We are looking for organizations that want to partner with us. So, if you know someone who loves the Java community just as much as we do, please get in touch:
BECOME A SPONSOR
