About
External is a UK-based company operating the External Works Index, a digital platform that connects construction and built-environment professionals with verified suppliers and services. The platform serves as a comprehensive directory for industry sourcing, enabling users to discover and compare external works specialists across the UK. The company is currently expanding its technology team, seeking a Principal Full Stack Engineer to build a GenAI platform that powers critical decisions in healthcare, legal, tax, and compliance industries. This role, offered on a hybrid or remote basis for candidates in the US/Canada, focuses on developing AI agents and platform infrastructure that enable faster, safer, and more impactful decision-making at a global scale.