Mainsys is a Belgian IT company specialized in the integration of solutions for the banking, financial and insurance sectors.
Since 1995, Mainsys has developed and implemented software solutions and delivered IT services to financial institutions in Belgium, France and Luxembourg.

Relying on its deep knowledge in computer science and banking business, Mainsys:

  • integrates banking software packages,
  • designs, develops and integrates its own set of solutions (FRONTeO and CoCPit),
  • designs tailor-made IT solutions for answering specific customer needs,
  • provides experts for case study and consultancy missions.

With its core business focused on financial and banking activities, Mainsys is able to provide its clients with high added value services. This strong expertise is based on rigorous development skills and in-depth knowledge of the financial sector, especially in:

  • Retail banking
  • Commercial banking
  • Securities and private banking
  • Corporate and investment banking

This extended banking knowledge is supplemented with a highly technical expertise in innovating development technologies due to many successful IT projects. Moreover, an important effort is invested in training and R&D, keeping a constant level of high quality services in this rapidly changing IT environment.

In the context of the development of our activities and to answer our customer needs, Mainsys is looking for young graduates, and experienced professionals, with high potential willing to make a career in the banking IT world.

Mainsys employs more than 200 highly qualified people and has set up offices in Brussels, Paris, Lisbon and Luxembourg.


Active in Consultancy IT Consulting Accountancy Bank & verzekeringen
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Employees worldwide/Belgium 230/230
Revenue worldwide/Belgium +/- 22 million/+/- 22 million
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Bastion Tower

Marsveldplein 5
1050 Brussel


Gwenaëlle Briand
Recruitment manager

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