Embedded Software Engineer

Archangel Lightworks is a connectivity company building wireless technology to create the space-enabled networks of the future. We’re passionate about improving humanity’s communications infrastructure and solving some of Earth’s most critical problems from economic inclusion to climate change. Our start-up is a fast-paced and supportive environment, where you can make your mark as part of a growing team and work on the cutting-edge of innovation.

To support our growth, we are looking for an experienced engineer with the practical skills and problem solving ability to develop embedded software designs. This is a hands-on technical role, developing new software and systems to support control, automation, and data developments.

Responsibilities:

As an Embedded Software Engineer, you will be primarily responsible for the development of embedded systems, from design through implementation and testing, to integration. You will work closely with the project and software leads, to deliver high performance communication and control systems. You will be able to take full responsibility for a design and see that through to integration on the ground station.

Your responsibilities will include:

• Designing, developing and testing embedded software across different subsystems
• Supporting test automation and system integration and deployment
• Providing specialist skills ideally, to broaden the tests skill base (i.e. Linux, FPGA, IoT, image processing etc)
• Contributing to the development, integration, testing, and operations for optical ground stations
• Continuous improvements to software processes, including developing automated tests.

Requirements:

• Real-Time / Embedded software development in C / C++
• Development with RTOS (ideally FreeRTOS) and on Linux
• Working with networking (Ethernet and IP), DMA, and hardware interfacing (I2C, SPI, CAN, and EtherCAT) protocols

Desirable additional skills:

• Xilinx FPGA/MPSoC and associated tool chain (Vivado, Vitis etc) experience
• Satcomm protocols, Optical free-space comms, and familiarity with Space related standards (CCSDS, ECSS, SDA etc)
• High speed (1Gbps+) comms protocol implementation experience (forward error correction, clock recovery, zero copy etc)
• IoT or cloud software integration and protocols, such as MQTT
• Experience in FPGA development, VHDL or Verilog
• Yocto Linux / Petalinux or buildroot build experience
• Rust development experience
• Control systems, Matlab / Simulink, including Embedded coder / HDL code generation.
• Managing CI/CD pipelines
• Systems / requirements engineering experience, including use of UML / SysML.

Location: Our office is based in Osney Mead, Oxford. There will be opportunity to work from home as agreed with your line manager.

Compensation & Perks:

• The opportunity to make a difference building cutting edge technology to support a world-changing vision
• Options for hybrid working and custom arrangements that matter to you
• 25 days annual leave allowance plus bank holidays
• Equity options in a growing start-up
• Investment in you to help you grow, with training resources and budget
• Supportive team culture with high levels of ownership and responsibility
• Annual team retreat, regular socials and weekly team lunch
• Variety of additional perks including learning and wellbeing app subscriptions.

We recognise that many candidates use AI tools when applying. Please ensure your application reflects your own experience, skills, and thinking. We assess applications based on authenticity and accuracy, so anything generated with AI should be reviewed, personalised, and representative of you.