Senior Embedded Software Engineer

Base pay range £65-80K – Full-time – London/Hybrid IONATE is a deep technology start‑up building the technology backbone for smart grids. We are looking for a Senior Embedded Software Engineer responsible for developing and implementing real‑time software, taking concepts through to a commercial product for customers. The role involves working closely with our hardware and software teams, contributing to analyses, design reviews, simulations, technical discussions, verification and validation processes, and ongoing projects and test activities. What you will do: Embedded Software Develop embedded software for grid‑connected inverters. Implement, test, debug and troubleshoot microcontroller firmware and algorithms. Design real‑time, bare‑metal and embedded Linux applications. Design control firmware adhering to safety, quality and international standards. Collaboration Actively participate in technical development and testing across a multidisciplinary team (e.g. power electronics, power control, grid networks, and cloud software engineers). Work within clear timescales to deliver projects on time with ambitious product goals. Documentation Create and maintain documentation such as requirements and specification documents and testing reports. What you will need: A degree in electronics/software engineering or an equivalent degree with relevant industrial experience. Extensive industry experience in C/C++ for microcontroller‑based embedded platforms. Extensive experience in the design and implementation of real‑time applications. Proven experience developing firmware from concept to commercially ready products. Strong communication and written skills. Willingness to travel nationally and internationally for testing/commissioning when required. It would be useful to have: Experience with AMD Zynq‑UltraScale MPSoC platforms, STM32 microcontrollers or other ARM Cortex‑M based microcontrollers. Knowledge of FPGA languages such as VHDL or Verilog. Ability to read PCB schematics and datasheets; experience testing/debugging PCB boards. Experience using, developing, or working with Embedded Linux. Experience with communication protocols such as UART, SPI, I2C, Ethernet and USB. Knowledge of digital closed‑loop control applications. Benefits Flexible working schedules – modern West London office with hybrid work‑from‑home arrangements. Private medical & dental insurance from day one (Bupa). Option to add dependents. Employee option plan – equity in IONATE. Company pension – competitive, flexible and sustainable. Career development – ongoing professional growth opportunities. Cycle to Work scheme for low‑carbon travel. Slow travel allowance – two extra slow travel days per year. 3 reasons why you should apply You'll work on something that matters – seeing our tech used in solar farms, batteries and electricity grids. The thinking here is not your average exercises on repeat – solve unconventional problems with freedom to explore and challenge field experts. The rocket ship is taking off – join early, work side‑by‑side with our leadership team, and grow your role alongside the company. IONATE has a friendly team that collaborates and supports one another. If you don't fit all the description above, but you are passionate about the work we are doing and could add value to our team, please get in touch. We believe in making positions fit the skills of people, not the other way around. We are also committed to providing equal opportunities, an inclusive work environment, and fairness for everyone. We value diversity in race, gender identity, sexuality, age, family or civil status, disability, religion, or ethnicity and encourage you to apply wherever you come from. #J-18808-Ljbffr