T-Systems tech stack
T-Systems builds mostly with Python, SQL, ABAP, JavaScript. Its stack also includes Azure, AWS, LangChain, LangGraph. Azure is named in 26 of the 51 job postings T-Systems published in the last 12 months (51%). Counted by Alion from the job postings of T-Systems, updated Oct 19, 2026.
What programming languages does T-Systems use?
Python is named in 49% of job postings at T-Systems, followed by SQL (24%), ABAP (20%), JavaScript (16%).
Python
25 49%
SQL
12 24%
ABAP
10 20%
JavaScript
8 16%
PowerShell
5 10%
TypeScript
4 8%
Java
3 6%
C#
2 4%
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What frameworks and libraries does T-Systems use?
LangChain is named in 10% of job postings at T-Systems, followed by LangGraph (10%), Angular (8%), TensorFlow (8%).
LangChain
5 10%
LangGraph
5 10%
Angular
4 8%
TensorFlow
4 8%
CrewAI
4 8%
JUnit
3 6%
LlamaIndex
3 6%
PyTorch
3 6%
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What databases does T-Systems use?
PostgreSQL is named in 6% of job postings at T-Systems, followed by Snowflake (6%), BigQuery (4%), Google BigQuery (4%).
PostgreSQL
3 6%
Snowflake
3 6%
BigQuery
2 4%
Google BigQuery
2 4%
Oracle
2 4%
Pinecone
2 4%
Qdrant
2 4%
Weaviate
2 4%
Show all (12)
What cloud and platforms does T-Systems use?
Azure is named in 51% of job postings at T-Systems, followed by AWS (37%), Kubernetes (24%), GCP (22%).
Azure
26 51%
AWS
19 37%
Kubernetes
12 24%
GCP
11 22%
GitHub
8 16%
Databricks
7 14%
GitHub Actions
7 14%
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And 7 more, each named in fewer postings.
What developer tools does T-Systems use?
Docker is named in 27% of job postings at T-Systems, followed by Terraform (16%), Ansible (14%), Git (14%).
Docker
14 27%
Terraform
8 16%
Ansible
7 14%
Git
7 14%
Model Context Protocol
6 12%
Rest API
4 8%
ArgoCD
4 8%
Helm
4 8%
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What AI and ML technologies does T-Systems use?
LLM is named in 6% of job postings at T-Systems, followed by Claude (4%), Gemini (4%), Llama (4%).
Which engineering practices does T-Systems ask for?
CI/CD is named in 29% of job postings at T-Systems, followed by Machine Learning (18%), AI Agents (14%), DNS (14%).
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And 2 more, each named in fewer postings.
What other technologies does T-Systems use?
SAP Workflow is named in 2% of job postings at T-Systems.
What does each T-Systems team work with?
The technologies each team's postings require most often, with the number of postings that require them.
DevOps
12 postingsAI/ML
9 postingsEnterprise Apps
9 postingsBackend
5 postingsData Science
4 postingsIndustrial Engineering
4 postingsHow does your stack fit T-Systems?
How is the T-Systems 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 T-Systems stack?
T-Systems scores 81 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: 5; legacy ones: 0.
How common is the T-Systems stack in its industry?
Share of the 5,589 companies in the same industries, whose stack Alion knows, that use each technology.
What sets T-Systems apart
Companies with a stack like T-Systems
Questions about the T-Systems tech stack
What programming languages does T-Systems use?
The languages named in T-Systems job postings are Python (49%), SQL (24%), ABAP (20%), JavaScript (16%), PowerShell (10%), as a share of the 51 postings of the last 12 months.
Does T-Systems use LangChain?
Yes. LangChain is named in 5 of 51 job postings (10%) and required in 4 of them.
What cloud and platforms does T-Systems use?
The cloud and platforms named in T-Systems job postings are Azure (26), AWS (19), Kubernetes (12) (postings in brackets).
What skills do you need for a DevOps job at T-Systems?
DevOps postings at T-Systems most often require Azure (7), Python (6), Ansible (5), VMWare (5), out of 12 postings in the last 12 months.
Is the T-Systems tech stack changing?
Yes. .NET, C#, Loki, OpenTelemetry first appeared in T-Systems job postings in the last six months.
How modern is the T-Systems tech stack?
T-Systems scores 81 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: 5; legacy ones: 0.
How does Alion know the T-Systems tech stack?
Alion reads every job posting T-Systems publishes and tags the technologies each one names. The figures on this page count the 51 postings of the last 12 months and were updated on Oct 19, 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, "T-Systems tech stack: 186 technologies from 51 job postings", as of Oct 19, 2026. https://alion.io/company/t-systems-ict-india-pvt-ltd/technologies