Assystem tech stack
Assystem builds mostly with Python, SQL, Java, C#. Its stack also includes Power BI, .NET, Angular, PostgreSQL. Python is named in 40 of the 224 job postings Assystem published in the last 12 months (18%). Counted by Alion from the job postings of Assystem, updated Sep 28, 2026.
What programming languages does Assystem use?
Python is named in 18% of job postings at Assystem, followed by SQL (11%), Java (10%), C# (8%).
Python
40 18%
SQL
24 11%
Java
23 10%
C#
18 8%
JavaScript
15 7%
TypeScript
12 5%
C++
8 4%
Node JS
4 2%
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What frameworks and libraries does Assystem use?
Angular is named in 5% of job postings at Assystem, followed by React.js (2%), Blazor (1%), Hibernate (1%).
Angular
12 5%
React.js
4 2%
Blazor
3 1%
Hibernate
3 1%
Vue.js
3 1%
Hadoop
2 1%
Tkinter
2 1%
Bootstrap
1 <1%
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What databases does Assystem use?
PostgreSQL is named in 4% of job postings at Assystem, followed by MS SQL (3%), MySQL (1%), Oracle (<1%).
What cloud and platforms does Assystem use?
Power BI is named in 17% of job postings at Assystem, followed by .NET (7%), Azure (5%), GitLab (4%).
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What developer tools does Assystem use?
AutoCAD is named in 30% of job postings at Assystem, followed by Microsoft Excel (8%), SolidWorks (8%), Docker (4%).
AutoCAD
68 30%
SolidWorks
17 8%
Docker
10 4%
Git
5 2%
Rest API
4 2%
Jenkins
4 2%
Aider
3 1%
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What AI and ML technologies does Assystem use?
LLM is named in 3% of job postings at Assystem.
LLM
6 3%
Which engineering practices does Assystem ask for?
HPC is named in 5% of job postings at Assystem, followed by CI/CD (4%), NLP (1%), Machine Learning (1%).
HPC
12 5%
CI/CD
9 4%
NLP
3 1%
Mixture of Experts
2 1%
Prompt Engineering
2 1%
SLI/SLO/SLA
2 1%
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What does each Assystem team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Industrial Engineering
88 postingsEarly Careers
24 postingsBackend
20 postingsManagement
14 postingsField & Service
11 postingsHow does your stack fit Assystem?
How much does Assystem pay by technology?
Median stated pay of the postings that name each technology, against the median of all Assystem postings with stated pay: $54k across 85 postings.
| Technology | Postings with pay | Median | vs company median |
|---|---|---|---|
| Python | 26 | $18k | −67% |
| SQL | 15 | $57k | +6% |
| C# | 14 | $58k | +8% |
| Java | 13 | $60k | +11% |
| .NET | 12 | $59k | +10% |
| Power BI | 11 | $58k | +8% |
| GitLab | 8 | $34k | −37% |
| JavaScript | 7 | $17k | −69% |
| C++ | 6 | $59k | +9% |
| PostgreSQL | 6 | $58k | +8% |
How is the Assystem 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 Assystem stack?
Assystem scores 72 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: 1; legacy ones: 1.
How common is the Assystem stack in its industry?
Share of the 490 companies in the same industries, whose stack Alion knows, that use each technology.
What sets Assystem apart
Companies with a stack like Assystem
Honeywell
69 shared technologies
Magellan Partners
61 shared technologies
ExxonMobil
62 shared technologies
Builders Digital Experience
64 shared technologies
Netcompany
70 shared technologies
Scalian
79 shared technologies
Infineon Technologies
61 shared technologies
Accion Labs
59 shared technologies
Questions about the Assystem tech stack
What programming languages does Assystem use?
The languages named in Assystem job postings are Python (18%), SQL (11%), Java (10%), C# (8%), JavaScript (7%), as a share of the 224 postings of the last 12 months.
Does Assystem use Angular?
Yes. Angular is named in 12 of 224 job postings (5%) and required in 11 of them.
What cloud and platforms does Assystem use?
The cloud and platforms named in Assystem job postings are Power BI (39), .NET (15), Azure (12) (postings in brackets).
What skills do you need for a Industrial Engineering job at Assystem?
Industrial Engineering postings at Assystem most often require AutoCAD (52), SolidWorks (12), Python (11), Microsoft Excel (4), out of 88 postings in the last 12 months.
Is the Assystem tech stack changing?
Yes. Aider, Proxmox VE, Tkinter, Azure DevOps first appeared in Assystem job postings in the last six months.
How modern is the Assystem tech stack?
Assystem scores 72 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: 1; legacy ones: 1.
How does Alion know the Assystem tech stack?
Alion reads every job posting Assystem publishes and tags the technologies each one names. The figures on this page count the 224 postings of the last 12 months and were updated on Sep 28, 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, "Assystem tech stack: 98 technologies from 224 job postings", as of Sep 28, 2026. https://alion.io/company/assystem/technologies