Send your request Join Sii
Send your request Join Sii



We are proud to work with

We create a great workplace culture

We partner with the world's best

Quality certified by

Become more competitive with Sii Poland

With PLN 2,1BN revenue, we’re a solid and reliable partner
{axdata: internal_number_workers; 7 000}+ specialists and 18 Competency Centers in the biggest Polish cities make us the largest IT & Engineering services vendor in Poland
The Great Place to Work title won 10 times in a row, with 2nd place in the Best Large Workplaces category in 2024 shows that Sii creates a friendly work environment
Our quality is confirmed by certificates including ISO 9001, ISO 27001,
ISO 13485, ISO 14001, Tisax, and Common Criteria
Hundreds of long-term, international clients and prestigious references prove our credibility
Mature organization & business processes are supported by efficient IT tools & well-qualified experts
As a One-stop Shop and a strategic IT & BPO services partner, we provide a package of services based on flexible, highly effective solutions
Sii security systems, offices, infrastructure are proof of our highest standards

Sii Poland shareholders

1. Gregoire Nitot - 30 %

Company founder, unique board member.

2. Sii France - 70%

Sii France was established in 1979 in Paris and since

1999 has been listed on the Paris Stock Exchange.

Learn more

See what's new at Sii

Latest news

Don't miss out

Subscribe to our newsletter and keep up to date with the latest news from Sii.

Get an offer

If you have any questions or would like to learn more about our offer, feel free to contact us.

Send your request Send your request

Natalia Competency Center Director

Get an offer

Join Sii

Find the job that's right for you. Check out open positions and apply.

Apply Apply

Paweł Process Owner

Join Sii


Einige Inhalte sind nicht in deutscher Sprache verfügbar.
Sie werden auf die deutsche Homepage weitergeleitet.

Möchten Sie fortsetzen?

Ta treść jest dostępna tylko w jednej wersji językowej.
Nastąpi przekierowanie do strony głównej.

Czy chcesz opuścić tę stronę?