Susquehanna International Group tech stack
Susquehanna International Group builds mostly with Python, C++, SQL, C#. Its stack also includes Linux, Windows, Pandas, NumPy. Python is named in 111 of the 193 job postings Susquehanna International Group published in the last 12 months (58%). Counted by Alion from the job postings of Susquehanna International Group, updated Oct 1, 2026.
What programming languages does Susquehanna International Group use?
Python is named in 58% of job postings at Susquehanna International Group, followed by C++ (34%), SQL (18%), C# (12%).
C++ 
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What frameworks and libraries does Susquehanna International Group use?
Pandas is named in 6% of job postings at Susquehanna International Group, followed by NumPy (6%), Polars (6%), PyTorch (4%).
Pandas
12 6%
NumPy
11 6%
Polars
11 6%
PyTorch
8 4%
TensorFlow
7 4%
PyTorch C++
5 3%
TensorFlow C++
4 2%
React.js
4 2%
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What databases does Susquehanna International Group use?
MySQL is named in 3% of job postings at Susquehanna International Group, followed by PostgreSQL (2%), Oracle (2%), DuckDB (1%).
MySQL
5 3%
PostgreSQL
3 2%
Oracle
3 2%
DuckDB
2 1%
InfluxDB
2 1%
MariaDB
2 1%
Apache Iceberg
1 1%
Chroma
1 1%
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What cloud and platforms does Susquehanna International Group use?
Linux is named in 14% of job postings at Susquehanna International Group, followed by Windows (9%), Kubernetes (5%), Grafana (3%).
Kubernetes
9 5%
Grafana
6 3%
Apache Kafka
5 3%
GitLab
4 2%
Power BI
4 2%
.NET
3 2%
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What developer tools does Susquehanna International Group use?
Microsoft Excel is named in 5% of job postings at Susquehanna International Group, followed by Ansible (4%), Octopus Deploy (3%), Git (3%).
Ansible
8 4%
Octopus Deploy
5 3%
Git
5 3%
Jenkins
4 2%
Prometheus
4 2%
OpenStack
3 2%
Docker
3 2%
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What AI and ML technologies does Susquehanna International Group use?
LLM is named in 1% of job postings at Susquehanna International Group, followed by ChatGPT (1%), Claude (1%).
Which engineering practices does Susquehanna International Group ask for?
Machine Learning is named in 79% of job postings at Susquehanna International Group, followed by CI/CD (4%), Configuration Management (3%), TCP/IP (3%).
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What does each Susquehanna International Group team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Early Careers
42 postingsData Science
32 postingsBackend
24 postingsDevOps
19 postingsFinance
13 postingsOperations
8 postingsHow does your stack fit Susquehanna International Group?
How modern is the Susquehanna International Group stack?
Susquehanna International Group scores 80 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: 3; legacy ones: 0.
How common is the Susquehanna International Group stack in its industry?
Share of the 79 companies in the same industries, whose stack Alion knows, that use each technology.
Companies with a stack like Susquehanna International Group
Questions about the Susquehanna International Group tech stack
What programming languages does Susquehanna International Group use?
The languages named in Susquehanna International Group job postings are Python (58%), C++ (34%), SQL (18%), C# (12%), PowerShell (7%), as a share of the 193 postings of the last 12 months.
Does Susquehanna International Group use Pandas?
Yes. Pandas is named in 12 of 193 job postings (6%) and required in 12 of them.
What cloud and platforms does Susquehanna International Group use?
The cloud and platforms named in Susquehanna International Group job postings are Linux (27), Windows (18), Kubernetes (9) (postings in brackets).
What skills do you need for a Early Careers job at Susquehanna International Group?
Early Careers postings at Susquehanna International Group most often require Python (26), C++ (23), Rust (6), PyTorch (3), out of 42 postings in the last 12 months.
Is the Susquehanna International Group tech stack changing?
No new technology has appeared in Susquehanna International Group job postings in the last six months.
How modern is the Susquehanna International Group tech stack?
Susquehanna International Group scores 80 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: 3; legacy ones: 0.
How does Alion know the Susquehanna International Group tech stack?
Alion reads every job posting Susquehanna International Group publishes and tags the technologies each one names. The figures on this page count the 193 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, "Susquehanna International Group tech stack: 137 technologies from 193 job postings", as of Oct 1, 2026. https://alion.io/company/sig/technologies