Company Details

CS Group is a major actor in the design, integration and operation of mission critical systems in Defense & Security, Space, Aeronautics and Energy sectors.


With 2,005 employees for a turnover of 210.5 million euros in 2018, CS asserts itself as a designer, integrator and operator of leading critical systems. Our European and global customers are in the Defense, Aeronautics, Space, Energy, Transport, public and private sectors. CS realizes around 80% of its projects on a fixed price basis and is listed on the Euronext Paris market.

Our Defense, Public Security and Air Traffic Management (DSA ) Business Unit is supported by 400 employees spread across our Plessis-Robinson and Toulon sites. Technicians, Engineers, Project Managers and other operational and technical experts design, carry out and support complex and exciting projects every day in the fields of command and communications centers in which innovation plays a major role. These projects are engaged in a search for new growth vectors in France and abroad. These main customers are state entities and large industrial companies.

As part of the development of our BU, we are looking for a C ++ M / F Software Engineer to join our teams on the Plessis-Robinson site (92).

As part of a new “Air Traffic Control” (ATC) project in France, CS is in charge of designing and implementing the control training simulation function . In line with the existing product strategy, CS intends to enrich its solution and accelerate the export marketing of this ATC simulation product.

You will be responsible for:

  • Specify, Design, and Develop evolutions in C ++ language,
  • Participate in the writing and execution of integration and validation tests,
  • Analyze and correct the faults reported
  • Write technical documentation


Graduated from a Bac + 5 from an Engineering school or University equivalent and you have a minimum of 5 years of experience.

You have knowledge or interest in the field of ATM or ATC.

The expected technical skills are:

  • Mastery of C ++ language
  • QT framework, in particular HMI technologies (QML and Qt Widgets)
  • SQL
  • Software development under Linux
  • Configuration management Git, Gerrit
  • Standard V development cycle and agile methodologies

Experience in projects based on legacy C ++ code would be a plus.

You appreciate teamwork and you are recognized for your listening and communication skills. You are autonomous, rigorous and organized. You have a good capacity for adaptation, analysis and synthesis. You have a good capacity for taking initiatives.

Tagged as: GIT, gerrit, QML, ATM, ATC, qt widgets

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