Gallagher tech stack
Gallagher builds mostly with Python, C#, Java, JavaScript. Its stack also includes Azure, Azure DevOps, Snowflake, Hibernate. Python is named in 2 of the 3 job postings Gallagher published in the last 12 months (67%). Counted by Alion from the job postings of Gallagher, updated Nov 11, 2026.
What programming languages does Gallagher use?
Python is named in 67% of job postings at Gallagher, followed by C# (33%), Java (33%), JavaScript (33%).
What frameworks and libraries does Gallagher use?
Hibernate is named in 33% of job postings at Gallagher, followed by JUnit (33%), Mockito (33%), Rest-Assured (33%).
Hibernate
1 33%
JUnit
1 33%
Mockito
1 33%
Rest-Assured
1 33%
Spring Boot
1 33%
Spring Framework
1 33%
Scikit-learn
1 33%
What databases does Gallagher use?
Snowflake is named in 33% of job postings at Gallagher.
Snowflake
1 33%
What cloud and platforms does Gallagher use?
Azure is named in 67% of job postings at Gallagher, followed by Azure DevOps (67%), OpenAI (67%), AWS (33%).
Azure
2 67%
Azure DevOps
2 67%
AWS
1 33%
GCP
1 33%
GitHub Actions
1 33%
Kubernetes
1 33%
Apache Kafka
1 33%
Show all (10)
What developer tools does Gallagher use?
Git is named in 67% of job postings at Gallagher, followed by Copilot (33%), Docker (33%), Gradle (33%).
What AI and ML technologies does Gallagher use?
LLM is named in 33% of job postings at Gallagher.
LLM
1 33%
Which engineering practices does Gallagher ask for?
CI/CD is named in 100% of job postings at Gallagher, followed by AI Agents (67%), Context Engineering (33%), Prompt Engineering (33%).
CI/CD
3 100%
AI Agents
2 67%
Prompt Engineering
1 33%
RAG
1 33%
How does your stack fit Gallagher?
How modern is the Gallagher stack?
Gallagher scores 85 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: 1; legacy ones: 0.
Companies with a stack like Gallagher
Questions about the Gallagher tech stack
What programming languages does Gallagher use?
The languages named in Gallagher job postings are Python (67%), C# (33%), Java (33%), JavaScript (33%), SQL (33%), as a share of the 3 postings of the last 12 months.
Does Gallagher use Azure?
Yes. Azure is named in 2 of 3 job postings (67%) and required in 2 of them.
What cloud and platforms does Gallagher use?
The cloud and platforms named in Gallagher job postings are Azure (2), Azure DevOps (2), OpenAI (2) (postings in brackets).
Is the Gallagher tech stack changing?
No new technology has appeared in Gallagher job postings in the last six months.
How modern is the Gallagher tech stack?
Gallagher scores 85 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: 1; legacy ones: 0.
How does Alion know the Gallagher tech stack?
Alion reads every job posting Gallagher publishes and tags the technologies each one names. The figures on this page count the 3 postings of the last 12 months and were updated on Nov 11, 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, "Gallagher tech stack: 39 technologies from 3 job postings", as of Nov 11, 2026. https://alion.io/company/ajg-com/technologies