Software Engineer, Unmanned Aircraft (Avionics, Firmware, Autopilot)

Valencia, SpainPosted May 7, 2026
ICEYESoftware Engineer, Unmanned Aircraft (Avionics, Firmware, Autopilot) LocationValencia, SpainEmployment TypeFull timeLocation TypeOn-siteDepartmentEngineeringRole highlights:Role: Software Engineer, Unmanned Aircraft (Avionics, Firmware, Autopilot)Department: HAPSLocation: Valencia, SpainReports to: VP of Engineering, HAPSWorking type: Hybrid Employment is subject to applicable security screening (incl. SUPO, where required)The Mission of the Software Engineer, Unmanned AircraftAs Software Engineer on the HAPS program, you will develop and maintain the custom software that keeps ICEYE's stratospheric electric aircraft flying — spanning the full stack from embedded avionics and command & control systems to simulation environments and ground-based tooling. You will integrate COTS and custom avionics components into a working UAV platform, build and improve hardware-in-the-loop and software-in-the-loop simulation systems, and participate directly in flight test campaigns — turning real-world data into software improvements that push the aircraft's capabilities forward. Who are we?ICEYE delivers space-based intelligence, surveillance, and reconnaissance (ISR) capabilities to governments and allied nations. This includes sovereign and turnkey ISR missions leveraging ICEYE's world-leading synthetic aperture radar (SAR) satellite technology, as well as access to data from the world's largest SAR satellite constellation. These capabilities enable partners to detect and respond to critical changes anywhere on Earth with unprecedented speed and accuracy – day or night and in any weather, supported by ultra high-resolution imagery and high-frequency revisits.As a trusted partner for defense, intelligence, security, and maritime domain awareness, ICEYE's near real-time data creates a tactical advantage for mission-critical operations. ICEYE operates internationally with offices in Finland, Poland, Spain, Japan, the UAE, Greece, Germany, and the US. The company has more than 900 employees, inspired by the shared vision of improving life on Earth by becoming the global source of truth in Earth Observation. Day to day responsibilities:Designing and implementing software solutions for a novel UAV systemIntegration of commercial-off-the-shelf (COTS) and custom designed avionics components into a working UAV platformDevelopment and implementation of Command & Control segment for a very particular UAV systemDevelopment and/or improvement of hardware-in-the-loop (HITL) and software-in-the-loop (SITL) simulation systemsDiscover and understanding of airworthiness requirementsUnderstanding operational needs and developing solutions to improve operationsDevelopment of verification proceduresParticipation in flight test campaigns and in-flight data analysis Requirements:Must have skills5+ years of relevant work experienceGood programming skills (C, C++, Python)Knowledge of various communication protocols (e.g., CAN, Ethernet, SPI, I2C, UART) for inter-component communicationExpertise in developing embedded software and in embedded communication protocolsHands-on experience with product deployment and debugging Nice to have skillsA degree in Software Engineering, Electrical Engineering, Electronics Engineering, Robotics, or similarExperience with high-reliability electronics design for harsh environmentsFamiliarity with industry standards for electronics design and testingSimulation development skills for electronic systems (e.g., SPICE, MATLAB/Simulink)Experience with smart systems that are networked as cloud-linked fleets with telemetryPassion for solving complex problems in a team environmentA proactive, can-do attitude and love for aerospace are expectedApplication processTalent Acquisition InterviewHiring Manager InterviewTechnical Interview (onsite or virtual), including a Technical ChallengeHiring Team InterviewOffer DecisionWorking at ICEYEAt ICEYE, you’ll join a diverse and highly engaged team united by the ambition to make the impossible...

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