CDL tech stack
CDL builds mostly with SQL, Java. Its stack also includes AWS, GitLab, ElasticSearch, MySQL. AWS is named in 3 of the 4 job postings CDL published in the last 12 months (75%). Counted by Alion from the job postings of CDL, updated Oct 16, 2026.
What programming languages does CDL use?
SQL is named in 50% of job postings at CDL, followed by Java (25%).
What databases does CDL use?
ElasticSearch is named in 25% of job postings at CDL, followed by MySQL (25%), OpenSearch (25%), Oracle (25%).
What cloud and platforms does CDL use?
AWS is named in 75% of job postings at CDL, followed by GitLab (50%), AWS Lambda (25%), Amazon CloudWatch (25%).
AWS
3 75%
GitLab
2 50%
AWS Lambda
1 25%
Amazon EC2
1 25%
Dynatrace
1 25%
What developer tools does CDL use?
Copilot is named in 50% of job postings at CDL, followed by CloudFormation (25%), OpenTofu (25%), Terraform (25%).
Which engineering practices does CDL ask for?
CI/CD is named in 50% of job postings at CDL, followed by Platform Engineering (25%).
CI/CD
2 50%
Platform Engineering
1 25%
How does your stack fit CDL?
How modern is the CDL stack?
CDL scores 73 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 CDL stack in its industry?
Share of the 8,070 companies in the same industries, whose stack Alion knows, that use each technology.
Companies with a stack like CDL
Questions about the CDL tech stack
What programming languages does CDL use?
The languages named in CDL job postings are SQL (50%), Java (25%), as a share of the 4 postings of the last 12 months.
Does CDL use AWS?
Yes. AWS is named in 3 of 4 job postings (75%) and required in 3 of them.
What cloud and platforms does CDL use?
The cloud and platforms named in CDL job postings are AWS (3), GitLab (2), AWS Lambda (1) (postings in brackets).
Is the CDL tech stack changing?
No new technology has appeared in CDL job postings in the last six months.
How modern is the CDL tech stack?
CDL scores 73 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 CDL tech stack?
Alion reads every job posting CDL publishes and tags the technologies each one names. The figures on this page count the 4 postings of the last 12 months and were updated on Oct 16, 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, "CDL tech stack: 21 technologies from 4 job postings", as of Oct 16, 2026. https://alion.io/company/cdl-co-uk/technologies