Developer conferences in Cologne 2026 / 2027

Conferences ✕ Europe ✕ Germany ✕ Cologne ✕
Asia 142
Africa 33
Europe 664
North America 312
South America 49
Oceania 30
Online 142
.NET 1
Artificial Intelligence (AI) 2
Big Data 2
Cloud 1
Data / Database 2
Data Science 2
IT 4
Java 1
Kotlin 1
Machine Learning (ML) 2
Microsoft 1
Scala 1
SQL 2
Tech 4
AT Austria 14
BE Belgium 18
BA Bosnia and Herzegovina 2
BG Bulgaria 11
HR Croatia 11
CY Cyprus 2
CZ Czech Republic 22
DK Denmark 14
EE Estonia 2
FI Finland 5
FR France 57
DE Germany 157
GR Greece 6
HU Hungary 5
IE Ireland 5
IT Italy 30
XK Kosovo 1
LV Latvia 1
LT Lithuania 2
LU Luxembourg 2
MK Macedonia 1
MT Malta 2
MD Moldova 1
NL Netherlands 49
NO Norway 18
PL Poland 28
PT Portugal 18
RO Romania 11
RU Russia 19
RS Serbia 2
SI Slovenia 2
ES Spain 29
SE Sweden 14
CH Switzerland 14
GB United Kingdom 89

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.

datascience

data2day

Data Science conference in Cologne, Germany, Europe

data

Daten-WG 2026

Data / Database conference in Cologne, Germany, Europe

dotnet

DDC .NET Developer Conference 2026

.NET conference in Cologne, Germany, Europe

java

JCON EUROPE 2027

Java conference in Cologne, Germany, Europe