Aubay Tech Stack

European IT services firm modernizing banking and telecom systems at scale

IT Services and IT Consulting Boulogne Billancourt 5,001–10,000 employees Founded 1998 Public Company

Aubay is a 7,800-person public services company operating across 7 European countries, with €513.5M revenue in 2022. The tech stack reveals a heavy data and analytics orientation—Hadoop, Spark, Kafka, and BI tools dominate, now adopting Snowflake, BigQuery, and Databricks while phasing out legacy PHP and Intune. Engineering and data hiring (106 of 156 open roles) tracks active modernization projects: data foundation pipelines, BI dashboard rebuilds, ML algorithm industrialization, and disaster recovery work. Pain points cluster around legacy BI systems and regulatory compliance, suggesting clients are pushing toward cloud-native analytics architectures.

Tech Stack 200 technologies

Core StackHadoop Apache Spark Kafka Java Scala Python JavaScript Angular React Kubernetes Power BI Power Query Power Apps Power Automate Jira Postman Selenium HTML CSS SQL NoSQL DAX Newman Git SoapUI Robot Framework Cucumber Protractor QlikView Qlik Sense+170 more

AdoptingMLflow Kubeflow Snowflake BigQuery Databricks Optuna LakeFS Microsoft Fabric+4 more

ReplacingIntune PHP

What Aubay Is Building

◆Challenges

Legacy bi dashboards
Vulnerability management
Regulatory cyber compliance
Optimizing network performance
Replacing legacy application
High availability and security
Modernisation des systèmes d'information
Capacity upgrades
Disaster recovery
Refining dashboards and reports

▲Active Projects

Data foundation and pipeline implementation
Develop new dashboards and reports
Disaster recovery project
Vulnerability management project
Dora security governance implementation
Industrialization of ml algorithms
Api development for data exposure
Safe train implementation
Mise en œuvre de socle et de pipeline de données
Mobile applications

Hiring Activity

Decelerating160 roles · 30 in 30d

Department

Engineering

Data

Product

Security

Ops

Sales

Design

Finance

Seniority

Senior

Mid

Intern

Junior

Manager

Lead

Director

Notable leadership hires: Tech Lead, Cybersecurity Program Director, CRM Dynamics 365 Lead, IT Program Director

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About Aubay

Aubay provides IT consulting and implementation services to banking, finance, insurance, telecom, and utilities across Europe. The company operates as a staffing and project delivery firm, deploying engineers and data specialists into client transformations—modernizing legacy information systems, building data pipelines, implementing security and compliance frameworks, and developing cloud-based applications. With 156 active engineering and data roles and a senior-skewed hiring mix, the firm is scaling delivery capacity in France, Spain, Portugal, and Latin America. Revenue growth has been consistent year-over-year, reflecting steady demand for system modernization in regulated industries.

HeadquartersBoulogne Billancourt

Company Size5,001–10,000 employees

Founded1998

Hiring MarketsFrance, Spain, Portugal, Brazil, Morocco, Mexico

Frequently Asked Questions

What tech stack does Aubay use?

Core stack: Java, Python, Scala, SQL/NoSQL, Hadoop, Spark, Kafka. BI and visualization: Power BI, QlikView, Qlik Sense. Cloud/orchestration: Kubernetes, adopting Snowflake, BigQuery, Databricks. Frontend: React, Angular.

What is Aubay working on?

Data foundation and pipeline implementation, BI dashboard modernization, ML algorithm industrialization, disaster recovery, vulnerability management, API development for data exposure, and mobile applications. Heavy focus on replacing legacy systems and achieving high availability in regulated environments.