MEDSIR

MEDSIR is a clinical research organization (CRO) headquartered in Barcelona, Spain, dedicated exclusively to oncology. The company designs and manages academic and investigator-initiated clinical trials, with a particular emphasis on breast cancer. MEDSIR operates internationally, partnering with hospitals and research networks across Europe and the United States, and its work spans the full clinical development lifecycle, from protocol design to data analysis and regulatory submission.

For international professionals, MEDSIR offers a unique opportunity to work in a specialized, science-driven environment in the heart of Barcelona. The company's culture is collaborative and research-focused, with a flat hierarchy that encourages direct involvement in cutting-edge oncology studies. As a growing CRO, MEDSIR values diverse perspectives and provides roles for clinical research associates, biostatisticians, data managers, and project managers, making it an attractive option for those looking to advance their careers in clinical research while living in Spain.