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C++ Developer

ALTEN France
Valbonne Posted Oct 6, 2026
On-site

About this role

C++ Developer

Description du poste

Your Role

As a C++ Developer at ALTEN, you will design, develop, and optimize high-performance software solutions in collaboration with cross-functional Agile teams. Your work will directly impact projects for industry-leading clients.

Key Responsibilities

  • Requirements & Design

  • Analyze technical specifications to define software requirements.

  • Design scalable and efficient C++ architectures and conduct feasibility studies.

  • Propose and validate technical solutions with stakeholders.

  • Development

  • Develop high-quality C++ applications following industry best practices.

  • Optimize code for performance, memory management, and thread safety.

  • Model, design, and implement databases and backend systems.

  • Testing & Maintenance

  • Write and execute unit, integration, and performance tests (e.g., GoogleTest, JMeter).

  • Debug and refine existing C++ systems in collaboration with product teams.

  • Ensure code reliability, security, and maintainability.

  • Documentation

  • Produce clear technical documentation for internal and client use.

Qualifications

  • Your Profile

  • Required Qualifications

  • Education: Master’s degree in Computer Science, Software Engineering, or related field.

  • Experience: Minimum 2+ years of professional C++ development (internships count for junior roles).

Technical Skills:

  • Expertise in C++ (modern C++11/14/17/20, STL, templates, multithreading).

  • Strong knowledge of OOP, design patterns, and data structures.

  • Experience with Agile/Scrum methodologies.

  • Language: Fluent English (written and spoken).

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