Developer conferences in Cologne 2026 / 2027

Conferences ✕ Europe ✕ Germany ✕ Cologne ✕
Asia 144
Africa 60
Europe 602
North America 279
South America 40
Oceania 32
Online 153
.NET 2
Angular 1
Big Data 1
Cloud 1
Cybersecurity / InfoSec 1
Data / Database 1
Data Science 1
IT 7
Java 2
JavaScript 2
Kotlin 2
Laravel 1
Microsoft 2
PHP 1
React 1
Scala 2
SQL 1
Symfony 1
Tech 7
Testing / QA 1
TypeScript 1
Vue 1
AD Andorra 1
AT Austria 8
BE Belgium 18
BG Bulgaria 10
HR Croatia 5
CY Cyprus 1
CZ Czech Republic 14
DK Denmark 8
EE Estonia 1
FI Finland 6
FR France 42
DE Germany 104
GR Greece 8
HU Hungary 5
IS Iceland 1
IE Ireland 5
IT Italy 30
XK Kosovo 1
LV Latvia 3
LT Lithuania 8
LU Luxembourg 2
MT Malta 3
MD Moldova 1
NL Netherlands 54
NO Norway 9
PL Poland 29
PT Portugal 17
RO Romania 6
RU Russia 11
RS Serbia 3
SK Slovakia 1
SI Slovenia 2
ES Spain 61
SE Sweden 14
CH Switzerland 25
GB United Kingdom 85

Best developer 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.

dotnet

MAUI Day Cologne

.NET conference in Cologne, Germany, Europe

dotnet

DDC .NET Developer Conference 2026

.NET conference in Cologne, Germany, Europe

sql

APEX Connect

SQL conference in Cologne, Germany, Europe

java

JCON EUROPE 2027

Java conference in Cologne, Germany, Europe

java

JCON EUROPE 2027

Java conference in Cologne, Germany, Europe

php

SymfonyLive Germany 2027

PHP conference in Cologne, Germany, Europe

javascript

enterJS

JavaScript conference in Cologne, Germany, Europe