Blockchain Engineer - Cross-Chain Payments at Scale

A leading fintech company based in the UK seeks an experienced backend engineer specialized in blockchain systems. As a key member of the team, you will design and manage high-volume transaction pipelines and contribute to wallet infrastructure improvements. The ideal candidate has a strong foundation in backend engineering, production system experience, and familiarity with transaction lifecycles in blockchain. This role supports the company's goal of simplifying digital transaction processes and enhancing operational reliability.