6-month internship - Junior Frontend Dev F/H

You are joining the QIS Transverse team, which is looking for a Junior Frontend Developer intern, for an internship of 6 months from June 2026. You will actively participate in the design and development of a new graphical user interface (GUI) to visualize and interact with our index publishing platform.

In collaboration with your tutor, your main tasks will be:

• Design the user experience (UX) and the user interface (UI) by participating in the definition of user needs for the visualization of the various components of the platform.

• Develop the Frontend :

  • Create an intuitive and responsive user interface to visualize:

    • The definition and characteristics of proprietary indices;

    • The results of pricing calculations and reconciliation tests;

    • The workflow for publishing indices;

    • The scheduling of tasks.

  • Integrate this new interface with our existing backend web services via RESTful APIs.

  • Implement dashboards, charts and visual representations to facilitate the understanding of complex data.

• Perform tests by participating in writing unit and functional tests to ensure the quality and robustness of the frontend application.

• Collaborate with developers, analysts, and business teams to understand needs and propose appropriate solutions.

Technologies used:

• Frontend: Use Angular or React with TypeScript.

• Backend: Interact with our APIs developed in ASP.NET Core.

• Version management: Use Git (Bitbucket).

• Continuous integration: Use Jenkins.

• Data Visualization: Use Chart.js, D3.js or equivalent.

• Development environment: Use Visual Studio, Visual Studio Code, Rider or equivalent.

• Design the user experience (UX) and the user interface (UI) by participating in the definition of user needs for the visualization of the various components of the platform.

#FinanceTransformative

As a Top Employer, we place our employees at the center of our attention. Internal mobility, career development and training programs allow you to grow and flourish throughout your journey.

You work in an inclusive and collaborative working environment that will give you every opportunity to succeed in this new assignment.

You also have the opportunity to commit yourself in favor of society and causes that are close to your heart through our corporate foundation.  

Natixis Corporate & Investment Banking is a leading global financial institution that provides advisory, investment banking, financing, corporate banking and capital markets services to corporations, financial institutions, financial sponsors and sovereign and supranational organizations worldwide.

Our teams of experts in close to 30 countries advise clients on their strategic development, helping them to grow and transform their businesses, and maximize their positive impact. Natixis CIB is committed to aligning its financing portfolio with a carbon neutrality path by 2050 while helping its clients reduce the environmental impact of their business.

As part of Groupe BPCE, the second largest banking group in France through the Banque Populaire and Caisse d’Epargne retail networks, Natixis CIB benefits from the Group’s financial strength and solid financial ratings (Standard & Poor's: A+, Moody's: A1, Fitch Ratings: A+, R&I: A+).