We are looking for Senior Software Engineer who will join Windows team developing Windows version of biostatistical software. About the project: The team is engaged in development of biostatistical software for Windows and Mac. The software is to analyze, graph and present scientific work. Responsibilities: — Maintain existing and develop new features of the application — Provide estimates for development efforts — Draft and maintain Product Requirements Documents (PRDs) and specifications — Transform software designs, PRDs and specifications into high-quality code — Maintain open and continuous communications with managerial, engineering, and QA personnel to clarify project challenges, identify problems, and suggest improvements Requirements: — 5+ years of professional software development experience — Strong proficiency in C / C++ and deep understanding of WinAPI — Hands-on experience with GDI / GDI+ and UI development for Windows — Solid background with MS Visual Studio — Practical experience using AI-assisted tools (e.g., Claude Code, Cursor) — English proficiency — ability to read/write technical documentation and be able to communicate with native English-speaking contacts on the customer’s side Would be a plus: — Background or working knowledge of C#, .NET and WPF — Experience with Git — Experience with Jira We offer: — Full-time remote employment — Flexible working hours — Free medical insurance coverage and health program — Paid sick leave — 24 fully paid vacation days