Leonardo tech stack
Leonardo builds mostly with Python, MATLAB, C++, SQL. Its stack also includes Linux, Kubernetes, Oracle, PostgreSQL. Python is named in 26 of the 93 job postings Leonardo published in the last 12 months (28%). Counted by Alion from the job postings of Leonardo, updated Oct 1, 2026.
What programming languages does Leonardo use?
Python is named in 28% of job postings at Leonardo, followed by MATLAB (27%), C++ (20%), SQL (8%).
C++ 
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What frameworks and libraries does Leonardo use?
PyTorch is named in 4% of job postings at Leonardo, followed by PyTorch C++ (3%), CUDA (2%), React.js (2%).
PyTorch
4 4%
PyTorch C++
3 3%
React.js
2 2%
TensorFlow
2 2%
Hadoop
2 2%
ASP.NET Core
1 1%
Angular
1 1%
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What databases does Leonardo use?
Oracle is named in 4% of job postings at Leonardo, followed by PostgreSQL (4%), MS SQL (3%), Cassandra (1%).
What cloud and platforms does Leonardo use?
Linux is named in 11% of job postings at Leonardo, followed by Kubernetes (9%), Power BI (8%), SIEM (8%).
Kubernetes
8 9%
Power BI
7 8%
VMWare
7 8%
Windows Server
6 6%
Azure
6 6%
Show all (26)
What developer tools does Leonardo use?
Informatica is named in 28% of job postings at Leonardo, followed by Simulink (19%), Docker (14%), Git (6%).
Docker
13 14%
Git
6 6%
Ansible
5 5%
Terraform
3 3%
Ansys HFSS
2 2%
Show all (33)
What AI and ML technologies does Leonardo use?
DALL-E is named in 9% of job postings at Leonardo, followed by LLM (3%), LCM (1%), LoRA (1%).
LCM 
Which engineering practices does Leonardo ask for?
Machine Learning is named in 11% of job postings at Leonardo, followed by CI/CD (10%), TCP/IP (5%), Red Teaming (5%).
CI/CD
9 10%
SLI/SLO/SLA
4 4%
AI Agents
3 3%
Computer Vision
3 3%
Show all (30)
What other technologies does Leonardo use?
StateFlow is named in 2% of job postings at Leonardo.
StateFlow
2 2%
What does each Leonardo team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Industrial Engineering
17 postingsDevOps
17 postingsSecurity
9 postingsBackend
9 postingsHardware
8 postingsAI/ML
6 postingsHow does your stack fit Leonardo?
How much does Leonardo pay by technology?
Median stated pay of the postings that name each technology, against the median of all Leonardo postings with stated pay: $51k across 26 postings.
| Technology | Postings with pay | Median | vs company median |
|---|---|---|---|
| MATLAB | 7 | $51k | 0% |
| Linux | 7 | $51k | 0% |
| Python | 6 | $51k | 0% |
| C++ | 5 | $54k | +7% |
How is the Leonardo stack changing?
Read from the dates of the postings themselves: a technology is new when the first posting that names it appeared in the last six months, rising or falling when its share of postings moved between the last two quarters.
How modern is the Leonardo stack?
Leonardo scores 82 out of 100 (Cutting-edge). The score averages how current each technology in the stack is and adds weight for AI adoption. AI technologies in the stack: 6; legacy ones: 0.
Companies with a stack like Leonardo
Questions about the Leonardo tech stack
What programming languages does Leonardo use?
The languages named in Leonardo job postings are Python (28%), MATLAB (27%), C++ (20%), SQL (8%), Java (5%), as a share of the 93 postings of the last 12 months.
Does Leonardo use PyTorch?
Yes. PyTorch is named in 4 of 93 job postings (4%) and required in 2 of them.
What cloud and platforms does Leonardo use?
The cloud and platforms named in Leonardo job postings are Linux (10), Kubernetes (8), Power BI (7) (postings in brackets).
What skills do you need for a Industrial Engineering job at Leonardo?
Industrial Engineering postings at Leonardo most often require Power BI (5), MATLAB (4), DALL-E (3), Informatica (3), out of 17 postings in the last 12 months.
Is the Leonardo tech stack changing?
Yes. Computer Vision, PyTorch C++, React.js, JavaScript first appeared in Leonardo job postings in the last six months.
How modern is the Leonardo tech stack?
Leonardo scores 82 out of 100 (Cutting-edge). The score averages how current each technology in the stack is and adds weight for AI adoption. AI technologies in the stack: 6; legacy ones: 0.
How does Alion know the Leonardo tech stack?
Alion reads every job posting Leonardo publishes and tags the technologies each one names. The figures on this page count the 93 postings of the last 12 months and were updated on Oct 1, 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, "Leonardo tech stack: 139 technologies from 93 job postings", as of Oct 1, 2026. https://alion.io/company/leonardo-com/technologies