Who Are We? Welltech is a global wellness technology company with Ukrainian roots. Our mission is to build and scale wellness apps globally through state-of-the-art, tech-driven performance marketing. We are one of the most established players in the wellness app space, and we are accelerating. Over 25.5 million people across the world use our apps — Muscle Booster, Yoga-Go, and WalkFit — to build healthier habits, move more, and feel better every day. Every subscription represents a real person making a real change in their life, and we take that seriously. With 500+ people across hubs in Cyprus, Ukraine, Poland, Spain, and the UK, we combine the scale of a market leader and the drive of a team that's just getting started. What We're Looking For We are seeking a talented and motivated Senior Security Engineer (x/f/m) to join our small but dedicated Security Team. In this role, you will play a crucial part in strengthening our overall security posture, collaborate across teams and domains, and own security initiatives company-wide. Responsibilities: - Own and drive execution of multiple key security initiatives, ensuring they are well-integrated, documented, and effectively support... Click Apply to read the full job description.