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Embedded Software Engineer

5 day weekFlexible HoursHybrid · Coimbra or Lisboa

The 4-day week in Portugal

About the role

Critical FlyTech is a new organisation created by Airbus and Critical Software to deliver the next generation of safety-critical software across aviation, defence, and space. We are growing our systems engineering capability and looking for talented engineers who want to work on high-impact, real-world aerospace challenges.

  • Degree in Computer Engineering, Electrical Engineering, Aerospace Engineering, or a related field.

  • 4+ years of professional experience in embedded software development, using C and/or C++; experience with model-based development is a plus.

  • Solid understanding of real-time embedded systems, microcontrollers, memory management, concurrency, communication interfaces, and hardware-software integration.

  • Hands-on experience with software engineering processes, including the V-cycle, requirements traceability, integration, and testing.

  • Hands-on experience with embedded debugging, software testing and integration using tools such as debuggers, simulators, emulators or Hardware-in-the-Loop (HIL) environments.

  • Experience with or exposure to safety-critical software development, including standards such as DO-178C, ISO 26262, IEC 62304, ECSS or applicable CENELEC standards; familiarity with coding standards such as MISRA C/C++ is a plus.

  • Design, implement, integrate, and test embedded software for complex aerospace applications, including avionics, flight control and cabin management systems.

  • Translate system and software requirements into robust embedded software solutions.

  • Contribute to requirements definition, software design, architecture discussions, and technical reviews.

  • Perform debugging, profiling, troubleshooting, and root-cause analysis on embedded targets and simulation environments.

  • Collaborate closely with systems engineers, verification teams, and cross-functional Airbus teams throughout the development lifecycle.

  • Support software integration, verification, and validation activities, ensuring quality, traceability, and compliance with applicable aerospace standards.

As a new joint venture backed by Airbus and Critical Software, Critical FlyTech combines high-standards engineering culture with a people-centred approach.

  • Work that challenges you technically and helps you grow.
  • A team that values collaboration, learning, and high-quality engineering.
  • A culture where safety, excellence, and innovation guide everything we do.
  • Competitive salary with performance-based recognition.
  • Continuous training, mentoring, and career development.
  • Modern offices designed to foster teamwork, creativity, and well-being.

Perks with purpose:

  • Private Health Insurance – Your health and peace of mind matter.
  • Employee Assistance Programme – Confidential support for you and your household.
  • Extra Holidays – Additional paid days as your tenure grows.
  • Extra Parental Leave – Fully paid extended leave for both parents.
  • Flex-Time – Work when it makes sense, aligned with your team and goals.

About Critical FlyTech

Coimbra-based Airbus and Critical Software joint venture building safety-critical aerospace software; four adverts list Flex-Time.

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