Full-time

Rust Blockchain Security Engineer: Build Secure Systems

Posted by Confidential • Madrid, Comunidad de Madrid, Spain

📍 Madrid, Comunidad de Madrid 🕒 March 03, 2026

About the Role

A blockchain solutions company in Madrid is seeking an experienced backend developer to enhance its blockchain protocol. You will engage in architectural decisions, problem-solving, and high-scale backend service development. Ideal candidates possess over 5 years of engineering experience, are familiar with cryptography, and have a collaborative spirit. This role offers a dynamic environment focused on innovative problem-solving and team collaboration.
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