Wärtsilä tech stack
Wärtsilä builds mostly with Python, SQL, C#, C++. Its stack also includes Power BI, Azure, Delta Lake, Angular. Power BI is named in 5 of the 16 job postings Wärtsilä published in the last 12 months (31%). Counted by Alion from the job postings of Wärtsilä, updated Sep 26, 2026.
What programming languages does Wärtsilä use?
Python is named in 25% of job postings at Wärtsilä, followed by SQL (25%), C# (6%), C++ (6%).
C# 
What frameworks and libraries does Wärtsilä use?
Angular is named in 6% of job postings at Wärtsilä, followed by Ray (6%), Robot Framework (6%), Unreal Engine (6%).
What databases does Wärtsilä use?
Delta Lake is named in 6% of job postings at Wärtsilä.
Delta Lake
1 6%
What cloud and platforms does Wärtsilä use?
Power BI is named in 31% of job postings at Wärtsilä, followed by Azure (25%), Databricks (19%), AWS (13%).
Power BI
5 31%
Azure
4 25%
Databricks
3 19%
AWS
2 13%
Kubernetes
2 13%
.NET
1 6%
Azure AKS
1 6%
Show all (11)
What developer tools does Wärtsilä use?
AutoCAD is named in 13% of job postings at Wärtsilä, followed by Microsoft Excel (13%), Git (13%), 3ds Max (6%).
AutoCAD
2 13%
Git
2 13%
3ds Max
1 6%
Adobe Photoshop
1 6%
Bicep
1 6%
Blender
1 6%
Docker
1 6%
Show all (12)
Which engineering practices does Wärtsilä ask for?
CI/CD is named in 25% of job postings at Wärtsilä, followed by ETL/ELT (13%), Modularization (6%), Platform Engineering (6%).
How does your stack fit Wärtsilä?
How modern is the Wärtsilä stack?
Wärtsilä scores 71 out of 100 (Modern). The score averages how current each technology in the stack is and adds weight for AI adoption. AI technologies in the stack: 0; legacy ones: 0.
How common is the Wärtsilä stack in its industry?
Share of the 105 companies in the same industries, whose stack Alion knows, that use each technology.
Companies with a stack like Wärtsilä
Questions about the Wärtsilä tech stack
What programming languages does Wärtsilä use?
The languages named in Wärtsilä job postings are Python (25%), SQL (25%), C# (6%), C++ (6%), MATLAB (6%), as a share of the 16 postings of the last 12 months.
Does Wärtsilä use Power BI?
Yes. Power BI is named in 5 of 16 job postings (31%) and required in 5 of them.
What cloud and platforms does Wärtsilä use?
The cloud and platforms named in Wärtsilä job postings are Power BI (5), Azure (4), Databricks (3) (postings in brackets).
Is the Wärtsilä tech stack changing?
No new technology has appeared in Wärtsilä job postings in the last six months.
How modern is the Wärtsilä tech stack?
Wärtsilä scores 71 out of 100 (Modern). The score averages how current each technology in the stack is and adds weight for AI adoption. AI technologies in the stack: 0; legacy ones: 0.
How does Alion know the Wärtsilä tech stack?
Alion reads every job posting Wärtsilä publishes and tags the technologies each one names. The figures on this page count the 16 postings of the last 12 months and were updated on Sep 26, 2026.
Method and citation
Alion reads every job posting the company publishes and tags the technologies each one names. Shares count the postings of the last 12 months, open and closed; the company's own products are counted apart. How we count
Alion, "Wärtsilä tech stack: 41 technologies from 16 job postings", as of Sep 26, 2026. https://alion.io/company/wartsila-com/technologies