Iress tech stack
Iress builds mostly with Python, JavaScript, Java, SQL. Its stack also includes Buildkite, GitHub, React.js, BigQuery. Python is named in 4 of the 6 job postings Iress published in the last 12 months (67%). Counted by Alion from the job postings of Iress, updated Oct 15, 2026.
What programming languages does Iress use?
Python is named in 67% of job postings at Iress, followed by JavaScript (50%), Java (33%), SQL (33%).
Python
4 67%
JavaScript
3 50%
Java
2 33%
SQL
2 33%
C++
2 33%
Node JS
1 17%
PowerShell
1 17%
Scala
1 17%
Show all (9)
What frameworks and libraries does Iress use?
React.js is named in 33% of job postings at Iress, followed by Flink (17%), Next.js (17%).
What databases does Iress use?
BigQuery is named in 17% of job postings at Iress, followed by Cassandra (17%), Google BigQuery (17%), MS SQL (17%).
BigQuery
1 17%
Cassandra
1 17%
Google BigQuery
1 17%
MS SQL
1 17%
MySQL
1 17%
PostgreSQL
1 17%
Snowflake
1 17%
What cloud and platforms does Iress use?
Buildkite is named in 50% of job postings at Iress, followed by GitHub (33%), AWS (17%), Databricks (17%).
Buildkite
3 50%
GitHub
2 33%
AWS
1 17%
Databricks
1 17%
Grafana
1 17%
Power BI
1 17%
Spark
1 17%
Splunk
1 17%
Show all (11)
What developer tools does Iress use?
Terraform is named in 33% of job postings at Iress, followed by Ansible (17%), Docker (17%), GraphQL (17%).
Terraform
2 33%
Ansible
1 17%
Docker
1 17%
GraphQL
1 17%
Jenkins
1 17%
MetaMask
1 17%
Reown
1 17%
Show all (9)
Which engineering practices does Iress ask for?
CI/CD is named in 50% of job postings at Iress, followed by ETL/ELT (17%), Incident Management (17%), Smart Contracts (17%).
How does your stack fit Iress?
How modern is the Iress stack?
Iress scores 75 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: 0; legacy ones: 0.
How common is the Iress stack in its industry?
Share of the 1,200 companies in the same industries, whose stack Alion knows, that use each technology.
What sets Iress apart
Companies with a stack like Iress
Questions about the Iress tech stack
What programming languages does Iress use?
The languages named in Iress job postings are Python (67%), JavaScript (50%), Java (33%), SQL (33%), C++ (33%), as a share of the 6 postings of the last 12 months.
Does Iress use React.js?
Yes. React.js is named in 2 of 6 job postings (33%) and required in 1 of them.
What cloud and platforms does Iress use?
The cloud and platforms named in Iress job postings are Buildkite (3), GitHub (2), AWS (1) (postings in brackets).
Is the Iress tech stack changing?
No new technology has appeared in Iress job postings in the last six months.
How modern is the Iress tech stack?
Iress scores 75 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: 0; legacy ones: 0.
How does Alion know the Iress tech stack?
Alion reads every job posting Iress publishes and tags the technologies each one names. The figures on this page count the 6 postings of the last 12 months and were updated on Oct 15, 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, "Iress tech stack: 44 technologies from 6 job postings", as of Oct 15, 2026. https://alion.io/company/iress/technologies