Embedded, TDD, HiL, Kanban, ETSI, IoT,MQTT, CoAPI have an exciting opportunity for a Firmware Engineer to join young, innovative and global company based in Lincolnshire. The designs and manufactures ground breaking renewable energy products. They are currently looking for a Principal Firmware Engineer to join their engineering team. You will be responsible for creating and implementing quality framework for the firmware team. Key Skills Experience Test Driven Development and HiL simulation. Sprint or Kanban Planning Cyber security for IoTs - ETSI 303645. IoT application layer protocols. RTOS on embedded systems.