Sii is one of the leaders within the field of rendering services from the area of IT as well as from the field of modern technologies.

We support our clients within the scope of advisory:

  • analyses as well as testing, development of software
  • infrastructure management
  • system integration and maintenance
  • project management

We execute various projects for leading companies upon the Polish market from the banking and finance sector, as well as insurance, telecommunications, power supply industry as well as heavy industry and FMCG.

The company was established in January 2006 in Warsaw. The dynamic development of Sii in Poland as well as the growing demand of our clients have all resulted in the opening of new branches. Currently, after six years of market presence we employ over 800 people in branches located in Warsaw, Gdansk, Wroclaw, Poznan and Krakow. We also execute projects in Olsztyn Szczecin, Plock and Lodz. Every month 30-35 engineers join us. We're waiting also for you- find more information at

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