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About us

Entrepreneurial agility combined with cutting-edge technological expertise

High-potential sectors and dedicated teams

At CS GROUP you’ll find yourself in an organisation focused on high-potential sectors, and you’ll be joining a team of dedicated, dynamic, service-oriented colleagues. Joining us means giving yourself the means to move forward and achieve self-fulfilment by evolving throughout your career.

To integrate CS GROUP is to join a company with
values: engagement, connection, innovation.

Olivier Sonneville / Head of Human Resources

Our strength is based on:

  • A European mid-sized organisation recognised for the quality of its services.
  • 2,100 employees working in the field & 250 architects and experts specialising in our clients’ core activities.
  • A strong international presence with 11 offices in France and 8 abroad.
  • Expertise in core activities and a portfolio of differentiated technological solutions.
  • Personalised training pathways to foster internal mobility.
  • Social and environmental engagement that is highly responsible.
  • Corporate events organised with sharing and friendly interaction in mind.
  • Flexibility of work-life balance.

Our values


We constantly innovate and surpass ourselves in order to offer each client the unique solution to their needs.


We listen and share, establishing tailor-made relationships with our clients and ensuring the success of our projects.


We make our expertise available to our clients and are able to adapt to their requirements. We have a culture of excellence and have in-depth knowledge of our fields of expertise.

Our HR policy:

  • Spreading the message of our employer brand By making it easy for employees to become part of a network of motivated and determined ambassadors.
  • Making sure our projects match your ambitions By keeping you in synch with the needs of both teams and clients.
  • Boosting our attractiveness By placing our employees at the heart of our preoccupations via regular team-building initiatives.
  • Developing a wide range of talents By training staff so that we meet their career development needs.
  • Offering a fulfilling employee experience By focusing on staff wellbeing: internal communication, celebratory events, people-friendly workspaces, teleworking.