CareerPlan

INTERNSHIP 2027 - Software Engineer Java

ParisInternship2026-09-22 → 2026-11-10
Based in France

Core

Design, develop, and test Java software components and services for the MX.3 platform used by global financial institutions.

Role type

Software Engineer Intern (Java)

Builds

Distributed systems, data-processing applications, backend services, and CI/CD pipelines for the MX.3 trading platform.

Domain

Capital markets technology / Fintech

Required skills

Java, object-oriented programming, software architecture, distributed systems, performance optimization, continuous integration

Preferred skills

Machine Learning, real-time application development, monitoring and diagnostics, REST API design

Technologies

Java, CI/CD tools, containerization, monitoring tools

Responsibilities

Design and develop software components; analyze code and technical architectures; improve performance and reliability; contribute to data-processing and workflow applications; enhance operational tooling; participate in testing and deployment practices; document approaches and present solutions.

Seniority

Intern