Your Trusted Staffing Partner in Poland
Expert Recruitment & Workforce Solutions
S3 International is a leading workforce solutions provider, helping Global companies
find the right talent through Recruitment, Contingent Labor, RPO, EoR, Outsourcing, and
Build-Operate-Transfer services in the CEE region.
350+
Successfully placed candidates annually
200+
Active consultants at customer locations
10+
Supporting 10+ countries with a team based in Vilnius, Warsaw, and Riga
25+
Over 25 years of experience in the Central and Eastern Europe
Our Services In Poland

Recruitment Services
With 20+ years of experience helping global companies grow their operations in the CEE region, S3 International specializes in finding top talent for IT, Finance, GBS Operations, and Professional Services roles. We manage the entire process—from sourcing and screening to shortlisting—ensuring the perfect fit for your role and company culture. Build a strong, longterm workforce efficiently leveraging S3 team expertise, sourcing channels and methodologies.
Recruitment Process Outsourcing (RPO)
S3 International in CEE region provides scalable RPO solutions that seamlessly integrate with our Customers' hiring strategy. We manage the entire recruitment lifecycle—from sourcing and screening to onboarding—while ensuring flexibility, efficiency, and real-time reporting. Whether you need full-cycle RPO or project-based support, we deliver the right talent to ensure our Customers' successful growth.
Temporary Workforce Solutions
Need skilled professionals for project-based work? S3 International provides temporary workforce from CEE region with competencies in IT, Finance, GBS Operations, and other Professional Services fields. Ranging from hourly contractor engagement and Teams as a Service to Statement of Work (SOW) models, S3 ensures the administrative and compliance aspects of temporary staffing, so our Customers' can focus on getting the job done efficiently and hassle-free.
Customized Workforce Solutions
For businesses needing Employment of Record (EoR), Build-Operate-Transfer (BOT), or outsourcing solutions, S3 International offers tailored workforce strategies to address complex hiring challenges when engaging talent from CEE region. Whether you're expanding beyond your base location or seeking deliverable-based engagements, we provide the expertise and support to ensure a seamless workforce solution.
Why work with S3 in Europe?
Tailored Workforce Solutions
Whether you need temporary, permanent, or contract-to-hire talent, S3 International offers customized services to meet your unique business needs. We are one-stop shop for all workforce solutions.
Global Talent Reach
S3's extensive network spans across borders, giving you access to highly skilled professionals from across Europe. With proven success in the Baltics, Poland, Western Europe, APAC, Latin America, and the U.S., we connect you with the right talent globally.
20+ Years of Experience in the CEE Region
For over two decades S3 International has been helping global companies unlock talent in the CEE region, providing a variety of tailored solutions that drive growth and success.

Worldwide Delivery Team
With 20 U.S. markets and 6 global locations,S3 guarantees seamless collaboration with no timezone challenges and deep market expertise, ensuring your projects stay on track regardless of location.