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November 3, 2026

Senior C# Developer

Senior • On-site

Issy-les-Moulineaux, France

Quick Facts

  • Focus: Backend development (C#/.NET) in a PIM environment

Description

The Senior C# Developer designs, develops, and maintains InRiver extensions in C# and ensures high-quality product data within the PIM team. The role includes building APIs and integration flows, contributing to the PIM data model evolution with business teams, and supporting application maintenance and advanced issue handling. You will also produce and maintain technical documentation and collaborate with cross-functional teams across product, architecture, security, QA, and operations.

Responsibilities

  • Design, develop, and maintain InRiver extensions using C#/.NET
  • Develop and maintain APIs and integration flows with internal systems and partners
  • Contribute to the evolution of the PIM data model with business teams
  • Ensure product data quality, consistency, and reliability
  • Participate in application maintenance (fixes, enhancements, support)
  • Produce and maintain technical documentation according to group standards
  • Collaborate with cross-functional teams (product, architecture, security, QA, operations)
  • Participate in incident management and advanced-level support

Benefits

Not specified in the posting.

Requirements

  • Expert in C#
  • Expert in InRiver (or equivalent)
  • Confirmed experience with JavaScript or Java
  • Confirmed experience with AWS cloud
  • Fluent French
  • Professional English

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