Salary: £40,000 - 50,000 per year Requirements: We require at least 2 years of professional experience writing software in C++, Python, Dart, or a similar language; our primary stack is Dart/Flutter, with regular use of C++ and Python We require clear communication skills and the ability to explain technical reasoning to both technical and non-technical colleagues We require familiarity with Git We require comfort working in the UK defence sector We require eligibility for UK SC Clearance, including meeting baseline eligibility criteria and a minimum of 5 years UK residency We require a willingness to learn and improve Experience in aerospace, defence, or similarly regulated environments is desirable Exposure to embedded systems or single-board computers is desirable Experience with IP and/or RF-based communication is desirable Understanding of drone systems, flight controllers, or autopilot software such as ArduPilot and MAVLink is desirable Interest in working with physical hardware is desirable Responsibilities: We design, build, and ship software across our stack, from operator-facing ground control applications to onboard aircraft software and supporting tools We work toward owning features end-to-end, from initial design and prototyping through release, deployment, and ongoing operational support We work closely with hardware, flight test, and operations colleagues to translate real-world needs into working software We integrate with drone autopilots, sensors, and communication systems, including ArduPilot, MAVLink, and radio links We write clean, maintainable code and contribute to code review, testing, and continuous improvement of our engineering practices We investigate and resolve issues from the field, reproducing problems in simulators and on real aircraft We build and maintain internal tooling, simulation environments, and CI infrastructure As we grow, we contribute to technical decisions, tooling choices, and engineering standards Technologies: Dart Embedded Flutter Git Hardware Support Python Security C++ More: We are Aether Aerospace, a South Wales-based drone development and service delivery company operating primarily in the defence and security sectors. We design, build, test, and operate uncrewed aerial systems for demanding customers, supporting threat simulation, pilot training, logistics delivery, and beyond-visual-line-of-sight operations. We are a small, growing team where people take genuine ownership of their work and help shape how things are done. This is primarily a desk-based role with travel expected for customer demonstrations, field trials, and testing, and we encourage being in the office as much as possible while offering flexibility to work remotely when the work allows. We offer a salary of £40,000-£50,000, a Long-Term Incentive Plan with profit share allocation tied to company performance, 26 days annual leave plus UK bank holidays, employer pension contributions, on-site fitness facilities including a gym and climbing wall, and the opportunity to gain drone pilot qualifications. We also provide casual dress, free parking, on-site gym access, on-site parking, and profit sharing, and the role is full-time, permanent, and based in person. last updated 20 week of 2026