Software Engineer (Ardupilot)

Company: Stealth mode defence-tech startup

Location: Hereford

Posted: May 17th, 2026

The company:


We are a profitable, fast-scaling defence-tech startup - operating on the extreme edge of innovation in the evolving domain of unmanned systems / drones.


Our world-class team of Engineers are delivering solutions deemed impossible by many, for some of the most complex and challenging problems in the Drones / UAS space.


With strong revenue growth, a loyal customer base, and an ambitious scaling plan, we are entering an exciting new phase of growth — and this is a rare opportunity to join at the moment it matters most.


The role:


Our drone platforms span fixed-wing and multi-rotor UAS from small tactical quadcopters to larger fielded systems. They are in the hands of users in live operational environments. The autopilot stack that controls them — built on Ardupilot — has to be reliable, tuneable, and continuously improving.


We need an experienced Software Engineer who can own the flight control software stack: from parameter tuning and SITL simulation to sensor integration and real-world flight testing. You will be the person who makes our platforms fly better, safer, and smarter. You will write code, simulate, flash firmware, watch it fly, and iterate the same week.


On top of that you’ll configure, tune, and test Ardupilot flight control systems across fixed-wing

and multi-rotor platforms — writing custom C++ code, integrating sensors and payloads, analysing flight logs, and supporting new platforms from bench testing through to operational handover.


What you will do:



Essential skills/experience:



“Nice to have” skills/experience:



Compensation:


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