Senior .NET Architect & Hands-on Tech Lead — Remote

Addition Solutions Ltd. is seeking a highly experienced Lead / Principal .NET Engineer to take technical ownership of a small, skilled team supporting a high-volume messaging platform. You will own the technical delivery, shape architecture and ensure reliability while remaining hands-on.

You will divide time between architecture, design, code review and hands-on coding, mentoring engineers and setting standards for quality, testing and observability across the platform.