Marex tech stack
Marex builds mostly with Python, SQL, JavaScript, C#. Its stack also includes AWS, Linux, React.js, PostgreSQL. Python is named in 10 of the 24 job postings Marex published in the last 12 months (42%). Counted by Alion from the job postings of Marex, updated Sep 29, 2026.
What programming languages does Marex use?
Python is named in 42% of job postings at Marex, followed by SQL (33%), JavaScript (21%), C# (17%).
Python
10 42%
SQL
8 33%
JavaScript
5 21%
C#
4 17%
PowerShell
4 17%
TypeScript
4 17%
Node JS
3 13%
Apex
1 4%
Show all (9)
What frameworks and libraries does Marex use?
React.js is named in 17% of job postings at Marex, followed by Angular (8%), ASP.NET Core (4%), WPF (4%).
What databases does Marex use?
PostgreSQL is named in 8% of job postings at Marex, followed by MongoDB (4%), Oracle (4%), Redis (4%).
What cloud and platforms does Marex use?
AWS is named in 33% of job postings at Marex, followed by Linux (25%), Windows (21%), Azure (17%).
AWS
8 33%
Azure
4 17%
.NET
3 13%
Power BI
3 13%
Show all (25)
What developer tools does Marex use?
Microsoft Excel is named in 42% of job postings at Marex, followed by Terraform (17%), Git (13%), Docker (13%).
Terraform
4 17%
Git
3 13%
Docker
3 13%
Ansible
2 8%
Rest API
2 8%
HashiCorp Vault
1 4%
Show all (15)
What AI and ML technologies does Marex use?
Claude is named in 4% of job postings at Marex.
Claude
1 4%
Which engineering practices does Marex ask for?
CI/CD is named in 29% of job postings at Marex, followed by Platform Engineering (13%), AI Agents (8%), IAM (8%).
CI/CD
7 29%
Platform Engineering
3 13%
AI Agents
2 8%
Incident Management
2 8%
Show all (20)
What does each Marex team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Industrial Engineering
5 postingsSupport
3 postingsBackend
3 postingsHow does your stack fit Marex?
How is the Marex 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 Marex stack?
Marex 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: 1; legacy ones: 0.
Companies with a stack like Marex
Questions about the Marex tech stack
What programming languages does Marex use?
The languages named in Marex job postings are Python (42%), SQL (33%), JavaScript (21%), C# (17%), PowerShell (17%), as a share of the 24 postings of the last 12 months.
Does Marex use React.js?
Yes. React.js is named in 4 of 24 job postings (17%) and required in 4 of them.
What cloud and platforms does Marex use?
The cloud and platforms named in Marex job postings are AWS (8), Linux (6), Windows (5) (postings in brackets).
What skills do you need for a Industrial Engineering job at Marex?
Industrial Engineering postings at Marex most often require Microsoft Excel (3), Python (2), out of 5 postings in the last 12 months.
Is the Marex tech stack changing?
Yes. Ansible, Microsoft Entra ID, AI Agents, Rest API first appeared in Marex job postings in the last six months.
How modern is the Marex tech stack?
Marex 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: 1; legacy ones: 0.
How does Alion know the Marex tech stack?
Alion reads every job posting Marex publishes and tags the technologies each one names. The figures on this page count the 24 postings of the last 12 months and were updated on Sep 29, 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, "Marex tech stack: 80 technologies from 24 job postings", as of Sep 29, 2026. https://alion.io/company/marex-com/technologies