Natixis Corporate & Investment Banking Tech Stack

Global investment banking and capital markets platform for institutional clients

Financial Services Paris 5,001–10,000 employees Privately Held

Natixis CIB operates a multi-region banking technology stack spanning legacy systems (C#, SQL Server, Oracle) and modern services (Java, Spring Boot, OpenShift), with C# being phased out. Heavy intern hiring (228 roles) paired with financial and engineering departments signals either foundational platform work or a structured graduate-to-full-time pipeline. Active refactoring toward service architecture and ESG modeling projects indicate a shift from traditional monolithic systems toward modular, sustainability-focused infrastructure.

Tech Stack 100 technologies

Core StackLinux Python Elasticsearch C# .NET C++ Java Angular SQL Server jQuery ASP.NET JavaScript ServiceNow Windows Server Oracle Fortinet Windows ITRS Geneos SQL NET Core Microsoft Office Qualys Excel Zabbix XL Deploy PowerShell Bash UNIX Sybase ASE F5+70 more

AdoptingC++ OpenShift Java Spring Boot

ReplacingC#

What Natixis Corporate & Investment Banking Is Building

◆Challenges

Reducing client environmental impact
Aligning financing portfolio to carbon neutrality
Ensuring compliance with evolving regulations
Regulatory reporting complexity
Regulatory compliance of capital requirements
Maintaining legacy application
Transformation of cib
Portfolio optimization
Digitalizing crm processes
Refactoring to service architecture

▲Active Projects

Automation and reporting tools development
Portfolio risk monitoring
Internal events organization
Pnl visualization interface
Credit risk modeling for capital economic framework
Scale up / plan stratégique de la dsi
Refactoring to service architecture
Sdp platform development
Develop esg models
Financial crime compliance programme

Hiring Activity

Accelerating410 roles · 250 in 30d

Department

Finance

169

Engineering

Ops

Legal

Sales

Data

Risk

Support

Seniority

Intern

228

Mid

Senior

Junior

Lead

Director

Manager

Notable leadership hires: Tech Lead, Squad Lead, Chief Representative Officer, Head of IT Security, Squad lead

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About Natixis Corporate & Investment Banking

Natixis Corporate & Investment Banking is a Paris-headquartered division of Groupe BPCE, France's second-largest banking group, serving corporations, financial institutions, sponsors, and sovereigns across approximately 30 countries. The division provides advisory, M&A, investment banking, corporate banking, capital markets, and trade finance services. Regulatory compliance and carbon neutrality (targeting 2050) are embedded in the business model, with portfolio alignment and ESG modeling among current engineering priorities. The organization operates at 5,001–10,000 employees and maintains financial ratings of A/A1 across major agencies.

HeadquartersParis

Company Size5,001–10,000 employees

Hiring MarketsSouth Korea, France, China, United States, Singapore, Thailand, Japan, Canada

Frequently Asked Questions

What programming languages does Natixis CIB use?

Primary stack includes C#, .NET, Java, C++, Python, and SQL. The organization is actively adopting Java and Spring Boot while phasing out C#, and shifting toward OpenShift containerization.

Where is Natixis CIB hiring internationally?

Natixis CIB is actively recruiting in 10 countries: France, United States, United Kingdom, South Korea, China, Singapore, Japan, Taiwan, Thailand, and Canada.