GTT tech stack
GTT builds mostly with Python, Fortran, MATLAB, PowerShell. Its stack also includes Splunk. Python is named in 14 of the 17 job postings GTT published in the last 12 months (82%). Counted by Alion from the job postings of GTT, updated Nov 4, 2026.
What programming languages does GTT use?
Python is named in 82% of job postings at GTT, followed by Fortran (6%), MATLAB (6%), PowerShell (6%).
What developer tools does GTT use?
Abaqus is named in 29% of job postings at GTT, followed by ANSYS (6%), OpenFOAM (6%), STAR-CCM+ (6%).
Which engineering practices does GTT ask for?
Machine Learning is named in 12% of job postings at GTT, followed by PKI (6%).
What does each GTT team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Early Careers
15 postingsHow does your stack fit GTT?
How modern is the GTT stack?
GTT scores 59 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 GTT stack in its industry?
Share of the 632 companies in the same industries, whose stack Alion knows, that use each technology.
Companies with a stack like GTT
Questions about the GTT tech stack
What programming languages does GTT use?
The languages named in GTT job postings are Python (82%), Fortran (6%), MATLAB (6%), PowerShell (6%), as a share of the 17 postings of the last 12 months.
What cloud and platforms does GTT use?
The cloud and platforms named in GTT job postings are Splunk (1) (postings in brackets).
What skills do you need for a Early Careers job at GTT?
Early Careers postings at GTT most often require Python (13), Abaqus (4), out of 15 postings in the last 12 months.
Is the GTT tech stack changing?
No new technology has appeared in GTT job postings in the last six months.
How modern is the GTT tech stack?
GTT scores 59 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 GTT tech stack?
Alion reads every job posting GTT publishes and tags the technologies each one names. The figures on this page count the 17 postings of the last 12 months and were updated on Nov 4, 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, "GTT tech stack: 13 technologies from 17 job postings", as of Nov 4, 2026. https://alion.io/company/gtt-fr/technologies