Deloitte tech stack
Deloitte builds mostly with SQL, Python, C#, SAS. Its stack also includes Azure, Power BI, Azure SQL Database, Azure Cosmos DB. Azure is named in 7 of the 22 job postings Deloitte published in the last 12 months (32%). Counted by Alion from the job postings of Deloitte, updated Oct 14, 2026.
What programming languages does Deloitte use?
SQL is named in 27% of job postings at Deloitte, followed by Python (27%), C# (18%), SAS (9%).
SAS 
Show all (9)
What frameworks and libraries does Deloitte use?
Entity Framework Core is named in 5% of job postings at Deloitte.
What databases does Deloitte use?
Azure SQL Database is named in 5% of job postings at Deloitte, followed by Azure Cosmos DB (5%).
Azure SQL Database
1 5%
Azure Cosmos DB
1 5%
What cloud and platforms does Deloitte use?
Azure is named in 32% of job postings at Deloitte, followed by Power BI (18%), AWS (18%), .NET (14%).
Azure
7 32%
Power BI
4 18%
AWS
4 18%
.NET
3 14%
GCP
3 14%
Kubernetes
3 14%
Azure AKS
2 9%
Figma
2 9%
Show all (20)
What developer tools does Deloitte use?
AWX is named in 9% of job postings at Deloitte, followed by Ansible (9%), Microsoft Excel (9%), Nginx (9%).
AWX
2 9%
Ansible
2 9%
Nginx
2 9%
Adobe Photoshop
1 5%
Adobe XD
1 5%
Docker
1 5%
Rest API
1 5%
Show all (10)
Which engineering practices does Deloitte ask for?
CI/CD is named in 23% of job postings at Deloitte, followed by Clean Architecture (5%), Configuration Management (5%), DHCP (5%).
What does each Deloitte team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Backend
3 postingsHow does your stack fit Deloitte?
How is the Deloitte 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 Deloitte stack?
Deloitte scores 68 out of 100 (Modern). 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 Deloitte stack in its industry?
Share of the 1,166 companies in the same industries, whose stack Alion knows, that use each technology.
Companies with a stack like Deloitte
Questions about the Deloitte tech stack
What programming languages does Deloitte use?
The languages named in Deloitte job postings are SQL (27%), Python (27%), C# (18%), SAS (9%), ABAP (5%), as a share of the 22 postings of the last 12 months.
Does Deloitte use Azure?
Yes. Azure is named in 7 of 22 job postings (32%) and required in 4 of them.
What cloud and platforms does Deloitte use?
The cloud and platforms named in Deloitte job postings are Azure (7), Power BI (4), AWS (4) (postings in brackets).
What skills do you need for a Backend job at Deloitte?
Backend postings at Deloitte most often require C# (3), SQL (3), .NET (2), out of 3 postings in the last 12 months.
Is the Deloitte tech stack changing?
Yes. Tableau, Figma, Azure AKS, Power BI first appeared in Deloitte job postings in the last six months.
How modern is the Deloitte tech stack?
Deloitte scores 68 out of 100 (Modern). 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 Deloitte tech stack?
Alion reads every job posting Deloitte publishes and tags the technologies each one names. The figures on this page count the 22 postings of the last 12 months and were updated on Oct 14, 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, "Deloitte tech stack: 49 technologies from 22 job postings", as of Oct 14, 2026. https://alion.io/company/deloitte-lu/technologies