Embedded Software Engineer


Most of our jobs are open to a 4 day work week (i.e. 32hrs @ 80% salary). We also offer flexible working hours.

  • 4 x 8hr days
  • 80% salary
  • Hybird Remote, Herstal
  • Offers relocation

Only considering candidates eligible to work in Herstal, Belgium ⚠️

Lieu : Herstal, Belgium

Thales people architect solutions that are relied upon to deliver operational advantage at every decisive moment throughout the mission. Defence and armed forces customers rely on us to deliver the full range of defensive systems for land, sea, and air. From early warning, to threat neutralisation, our platforms cover all levels from very short-range systems, to extended protection across the entire battle-space including Airspace Mobility Solutions, Vehicles and Tactical Systems and Missile Defence, Optronics, and Radar.

Thales Belgium SA, Belgium competence center of Thales, is a company located on 2 sites, one in Tubize (near Brussels) and the other one in Herstal (near Liège). Thales Belgium, which employs more than 280 collaborators, is specialized in the design, development and supply of critical information systems for customers in the sectors of Defense, Security (including Cyber) and Aerospace.


Thales Begium (Herstal site) is a world leader in precision guided rocket system for helicopters and jet aircraft. In order to meet its ambitious production and product development roadmap, Thales wants to reinforce its technical team and is looking for an engineer who wants to develop himself as an embedded software.

As an Embedded Software Engineer, you will integrate a multidisciplinary team of development within the Engineering department. You will be required, in the context of on firing systems or smart ammunitions, to specify, design, develop, validate and test embedded software. You will have the opportunity to work with innovated systems and tools in a high-tech environment. You will be expected to support multiple projects and as such will require planning and organizing skills.


  • Based on upper system specifications, allocate performances, define a software solution
  • Write low and high level software requirements using dedicated tools and ensure tracability between requirements
  • Develop software in C/C++ on microprocessor, bare metal or Linux RTOS architecture
  • Understand and solve the constraints of real-time applications, low/high level communications, multi-tread management, memory concurrency, etc.
  • Collaborate with hardware engineer to develop abstraction layer of the hardware
  • Use configuration managements tools (GIT, BitBucket, Jenkins, SonarQube)
  • Ensure code quality by checking code coverage and verify the software using unit testing procedure
  • Debug low level software using oscilloscopes
  • Collaborate with V&V and DevOps team to setup a continuous integration system
  • Write Software Description Documents to capitalize knowledges
  • Participate to internal project reviews within the company, and external reviews with the customers
  • Participate in the development of FPGA (VHDL language) as a plus


  • You graduated with a Master’s Degree in Software or Electronic Engineer with 3 to 10 years of experience
  • You are architect and senior developer in C, C++ on embedded systems real time application
  • You understand the challenges of embedding real time solution in micro-controllers.
  • You have an experience in development of FPGA using VHDL and communication systems (CAN, UART, SPI, I2C, Ethernet TCP-IP and Phy, MIL-STD-1553/1760, ARINC429 …)
  • You are a good communicator, you can show pedagogy to support other developers
  • You are self-motivated and like to take initiatives
  • You are able to work with Agile culture
  • You like following the latest trends in innovation
  • An experience in aeronautical, spatial, defense or automotive industry, as well as a knowledge of the standards DO-178, ARP4754 or ISO26262, is a plus.
  • English and French (spoken and written)

At Thales we provide CAREERS and not only jobs. With Thales employing 80,000 employees in 68 countries our mobility policy enables thousands of employees each year to develop their careers at home and abroad, in their existing areas of expertise or by branching out into new fields. Together we believe that embracing flexibility is a smarter way of working. Great journeys start here, apply now!


Apply now! Click on the button below to upload your profile and show your interest.

Diversity Statement

We actively support a working pattern that suits your lifestyle and helps you reach your ambitions. That means that equal opportunities, inclusion and an informal culture are integral to our success. It also means that your well-being and happiness matter to us! That’s why we offer you the flexibility to do what’s important to you; whether that’s part time hours, job sharing, remote working, or the ability to flex your start and finish times.


A global technology leader in defense, aerospace, security, and transportation.

Working Week

Most of our jobs are open to a 4 day work week (i.e. 32hrs @ 80% salary). We also offer flexible working hours.

  • Mon
  • Tue
  • Wed
  • Thu
  • 🏖️

Our Vacation Policy

Vacation varies by role but for many countries we offer 40 days of paid time off annually.

  • 40 days PTO
  • 52 unpaid Fridays
  • 92 days off per year

Remote Working Policy

Most employees work hybrid remotely, working from home per week.

Company Benefits

  • Health insurance
  • 401(k) company contribution
  • Generous parental leave
  • Dentalcare
  • Company retreats
  • Equipment allowance
  • Life & Disability Insurance
  • Yearly bonuses
  • Mental Health Support

Our Team

We're a team of 77k across 19 departments:

  • engineering
  • sales
  • business development
  • information technology
  • support
  • human resources
  • finance
  • operations
  • consulting
  • +10 more teams

Desirable Skills and Experience

  • GIT
  • BitBucket
  • Jenkins
  • SonarQube
  • C
  • C++
  • VHDL
  • Real-time applications
  • Low/high level communications
  • Multi-thread management
  • Memory concurrency
  • Unit testing
  • Configuration management
  • Continuous integration
  • Agile
  • Communication systems
  • Embedded systems
  • Debugging
  • Software development

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