Tesco tech stack
Tesco builds mostly with Java, SQL, Python, JavaScript. Its stack also includes Kubernetes, Azure, Spring Boot, React.js. Kubernetes is named in 30 of the 87 job postings Tesco published in the last 12 months (34%). Counted by Alion from the job postings of Tesco, updated Sep 28, 2026.
What programming languages does Tesco use?
Java is named in 26% of job postings at Tesco, followed by SQL (24%), Python (21%), JavaScript (16%).
Java
23 26%
SQL
21 24%
Python
18 21%
JavaScript
14 16%
Kotlin
5 6%
Scala
5 6%
TypeScript
5 6%
Node JS
4 5%
Show all (14)
What frameworks and libraries does Tesco use?
Spring Boot is named in 14% of job postings at Tesco, followed by React.js (13%), React Native (6%), Spring Framework (6%).
Spring Boot
12 14%
React.js
11 13%
React Native
5 6%
Spring Framework
5 6%
Hadoop
4 5%
Next.js
4 5%
Micronaut
3 3%
OpenTelemetry
3 3%
Show all (34)
What databases does Tesco use?
PostgreSQL is named in 10% of job postings at Tesco, followed by Redis (8%), Cassandra (2%), Couchbase (2%).
PostgreSQL
9 10%
Redis
7 8%
Cassandra
2 2%
Couchbase
2 2%
Azure Cosmos DB
1 1%
BigQuery
1 1%
ElasticSearch
1 1%
Google BigQuery
1 1%
Show all (14)
What cloud and platforms does Tesco use?
Kubernetes is named in 34% of job postings at Tesco, followed by Azure (26%), Apache Kafka (17%), GitHub (16%).
Kubernetes
30 34%
Azure
23 26%
Apache Kafka
15 17%
GitHub
14 16%
AWS
12 14%
New Relic
12 14%
Splunk
10 11%
Spark
9 10%
Show all (34)
What developer tools does Tesco use?
Docker is named in 18% of job postings at Tesco, followed by Terraform (11%), Git (10%), Microsoft Excel (8%).
Docker
16 18%
Terraform
10 11%
Git
9 10%
Rest API
7 8%
Prometheus
5 6%
GraphQL
4 5%
ArgoCD
4 5%
Show all (37)
What AI and ML technologies does Tesco use?
ChatGPT is named in 1% of job postings at Tesco, followed by LLM (1%).
Which engineering practices does Tesco ask for?
CI/CD is named in 40% of job postings at Tesco, followed by AI Agents (9%), Machine Learning (9%), Incident Management (7%).
CI/CD
35 40%
AI Agents
8 9%
Incident Management
6 7%
Platform Engineering
6 7%
Computer Vision
4 5%
Show all (25)
What other technologies does Tesco use?
Kotlin Coroutines is named in 1% of job postings at Tesco.
Kotlin Coroutines
1 1%
What does each Tesco team work with?
The technologies each team's postings require most often, with the number of postings that require them.
Backend
28 postingsAnalytics
8 postingsMobile
6 postingsData Science
6 postingsHow does your stack fit Tesco?
How much does Tesco pay by technology?
Median stated pay of the postings that name each technology, against the median of all Tesco postings with stated pay: $83k across 26 postings.
| Technology | Postings with pay | Median | vs company median |
|---|---|---|---|
| Kubernetes | 16 | $94k | +13% |
| Java | 10 | $105k | +26% |
| Azure | 10 | $93k | +11% |
| New Relic | 6 | $93k | +11% |
| Apache Kafka | 6 | $82k | −2% |
| SQL | 5 | $104k | +25% |
| Python | 5 | $83k | 0% |
| PostgreSQL | 5 | $81k | −3% |
How modern is the Tesco stack?
Tesco scores 79 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: 2; legacy ones: 0.
How common is the Tesco stack in its industry?
Share of the 50 companies in the same industries, whose stack Alion knows, that use each technology.
What sets Tesco apart
Companies with a stack like Tesco
Questions about the Tesco tech stack
What programming languages does Tesco use?
The languages named in Tesco job postings are Java (26%), SQL (24%), Python (21%), JavaScript (16%), Kotlin (6%), as a share of the 87 postings of the last 12 months.
Does Tesco use Spring Boot?
Yes. Spring Boot is named in 12 of 87 job postings (14%) and required in 11 of them.
What cloud and platforms does Tesco use?
The cloud and platforms named in Tesco job postings are Kubernetes (30), Azure (23), Apache Kafka (15) (postings in brackets).
What skills do you need for a Backend job at Tesco?
Backend postings at Tesco most often require Java (19), Azure (14), Kubernetes (14), Spring Boot (11), out of 28 postings in the last 12 months.
Is the Tesco tech stack changing?
No new technology has appeared in Tesco job postings in the last six months.
How modern is the Tesco tech stack?
Tesco scores 79 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: 2; legacy ones: 0.
How does Alion know the Tesco tech stack?
Alion reads every job posting Tesco publishes and tags the technologies each one names. The figures on this page count the 87 postings of the last 12 months and were updated on Sep 28, 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, "Tesco tech stack: 161 technologies from 87 job postings", as of Sep 28, 2026. https://alion.io/company/tesco/technologies