FICO tech stack
FICO builds mostly with Python, SQL, Java, C++. Its stack also includes AWS, Kubernetes, Pact, Amazon Redshift. Python is named in 29 of the 130 job postings FICO published in the last 12 months (22%). Counted by Alion from the job postings of FICO, updated Nov 12, 2026.
What programming languages does FICO use?
Python is named in 22% of job postings at FICO, followed by SQL (15%), Java (10%), C++ (7%).
SAS 
Show all (16)
What frameworks and libraries does FICO use?
Pact is named in 3% of job postings at FICO, followed by LangChain (2%), LangGraph (2%), TensorFlow (2%).
Pact
4 3%
LangChain
3 2%
LangGraph
3 2%
TensorFlow
3 2%
Hadoop
2 2%
NumPy
2 2%
PyTorch
2 2%
Scikit-learn
2 2%
Show all (29)
What databases does FICO use?
Amazon Redshift is named in 2% of job postings at FICO, followed by DynamoDB (2%), Snowflake (2%), MySQL (2%).
Amazon Redshift
3 2%
DynamoDB
3 2%
Snowflake
3 2%
MySQL
2 2%
PostgreSQL
2 2%
Cassandra
1 1%
MS SQL
1 1%
Milvus
1 1%
Show all (11)
What cloud and platforms does FICO use?
AWS is named in 15% of job postings at FICO, followed by Kubernetes (8%), Azure (5%), Tableau (5%).
AWS
20 15%
Kubernetes
10 8%
Azure
7 5%
Tableau
7 5%
AWS Lambda
5 4%
Spark
5 4%
Amazon EKS
4 3%
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And 8 more, each named in fewer postings.
What developer tools does FICO use?
Claude Code is named in 13% of job postings at FICO, followed by OpenAI Codex (9%), Copilot (8%), Cursor (6%).
Show all (27)
What AI and ML technologies does FICO use?
LLM is named in 18% of job postings at FICO, followed by Claude (4%), ChatGPT (2%).
Which engineering practices does FICO ask for?
Machine Learning is named in 99% of job postings at FICO, followed by CI/CD (14%), LLM Guardrails (10%), Context Engineering (9%).
CI/CD
18 14%
AI Agents
10 8%
RAG
6 5%
Show all (29)
What does each FICO team work with?
The technologies each team's postings require most often, with the number of postings that require them.
AI/ML
8 postingsScience & Research
8 postingsHow does your stack fit FICO?
How much does FICO pay by technology?
Median stated pay of the postings that name each technology, against the median of all FICO postings with stated pay: $176k across 61 postings.
| Technology | Postings with pay | Median | vs company median |
|---|---|---|---|
| Python | 16 | $176k | 0% |
| SQL | 13 | $165k | −6% |
| AWS | 10 | $187k | +6% |
| Java | 9 | $193k | +9% |
| LLM | 7 | $165k | −6% |
| C++ | 6 | $206k | +17% |
| Tableau | 6 | $132k | −25% |
| SAS | 5 | $220k | +25% |
| Amazon S3 | 5 | $165k | −6% |
How is the FICO 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 FICO stack?
FICO scores 83 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: 3; legacy ones: 0.
How common is the FICO stack in its industry?
Share of the 243 companies in the same industries, whose stack Alion knows, that use each technology.
What sets FICO apart
Companies with a stack like FICO
LexisNexis
118 shared technologies
BlackRock
114 shared technologies
Intercontinental Exchange
130 shared technologies
SailPoint
115 shared technologies
Broadridge
117 shared technologies
Bank of Montreal
125 shared technologies
Onepoint
119 shared technologies
United Airlines
113 shared technologies
Questions about the FICO tech stack
What programming languages does FICO use?
The languages named in FICO job postings are Python (22%), SQL (15%), Java (10%), C++ (7%), SAS (6%), as a share of the 130 postings of the last 12 months.
Does FICO use Pact?
Yes. Pact is named in 4 of 130 job postings (3%) and required in 4 of them.
What cloud and platforms does FICO use?
The cloud and platforms named in FICO job postings are AWS (20), Kubernetes (10), Azure (7) (postings in brackets).
What skills do you need for a AI/ML job at FICO?
AI/ML postings at FICO most often require LLM (7), Python (6), AWS (3), Claude Code (3), out of 8 postings in the last 12 months.
Is the FICO tech stack changing?
Yes. Perl, Time Series, Hadoop, Splunk first appeared in FICO job postings in the last six months.
How modern is the FICO tech stack?
FICO scores 83 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: 3; legacy ones: 0.
How does Alion know the FICO tech stack?
Alion reads every job posting FICO publishes and tags the technologies each one names. The figures on this page count the 130 postings of the last 12 months and were updated on Nov 12, 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, "FICO tech stack: 163 technologies from 130 job postings", as of Nov 12, 2026. https://alion.io/company/fico/technologies