Java conferences in Cologne 2026 / 2027

Conferences ✕ Europe ✕ Germany ✕ Cologne ✕ Java ✕
Asia 3
Africa 1
Europe 19
North America 8
South America 2
Oceania 2
Online 8
.NET 2
Artificial Intelligence (AI) 1
Big Data 1
Cloud 1
Data / Database 1
Data Science 1
IT 6
Java 2
Kotlin 2
Laravel 1
Machine Learning (ML) 1
Microsoft 2
PHP 1
Scala 2
SQL 1
Symfony 1
Tech 6
BG Bulgaria 1
HR Croatia 1
CZ Czech Republic 2
DE Germany 6
GR Greece 2
NL Netherlands 1
PL Poland 2
RU Russia 1
SE Sweden 1
CH Switzerland 1
GB United Kingdom 1

Best Java conferences in Cologne 2026 / 2027

Best conference
The Principal Dev – Masterclass for Tech Leads

The Principal Dev – Masterclass for Tech Leads

Certification masterclass for experienced software engineers.

Best conference
Clean Architecture Masterclass

Clean Architecture Masterclass

Certification masterclass for experienced Java developers.

java

JCON EUROPE 2027

Java conference in Cologne, Germany, Europe

java

JCON EUROPE 2027

Java conference in Cologne, Germany, Europe