C++ Software Engineer - Aeronautical sector
ALTEN
Posted: April 7, 2026
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Quick Summary
A C++ Qt Developer is required to work on software solutions for the aerospace and defense sectors, utilizing expertise in C++ programming and software testing.
Required Skills
Job Description
Leader in Engineering and Enterprise IT Services, ALTEN has nearly 60,000 employees, 88% of whom are engineers. With a presence in more than 30 countries, the Group supports its customers' development strategies in the areas of innovation, R&D and technological information systems.
We are looking for a C++ Qt Developer to work on the development of software solutions for our customers in the aerospace and defense sectors. Your tasks will include:
• Writing of technical and functional specifications
• Designing and development of software
• Software testing and validation
• C/C++ programming language
• Embedded Linux environment
• Qt framework
• HMI interface design
• You hold an engineering degree with a specialization in computer science. You have at least a first experience in the development of embedded systems in an industrial environment.
• You have already worked in Agile methodology.
• Good English skills and German will be a plus
 
Benefits
With an engineering culture and a passion for technology, high-value-added projects, mobility opportunities, and personalized career support, our teams thrive in an innovative and stimulating environment to:
• Innovate: Become a key player in the digital transformation by contributing to innovative technological projects in a creative, solution-oriented environment.
• Grow: ALTEN is a career accelerator that allows you to evolve quickly and according to your aspirations. Benefit from dedicated support, with opportunities for training and certifications to develop your expertise and grow within our four career paths: Specialists, Project Management, Business Management, and Support Functions.
• Thrive: Work in an agile group that values individual talents and join a company that is committed to social responsibility: ALTEN develops and funds civic and solidarity partnerships and offers employees the opportunity to get involved in these projects.
ALTEN’s Commitment
Our Three Pillars of Sustainability Commitment
ALTEN’s approach to sustainability and social responsibility is based on three fundamental pillars:
• People: We celebrate the richness of our employees’ diversity, representing over 100 nationalities. Our commitment is to foster an inclusive environment where everyone can thrive and contribute meaningfully. We support skill development and actively encourage personal and professional growth.
• Environment: Our mission is to minimize our environmental impact while promoting sustainable growth. We are committed to achieving net zero emissions by 2050, a goal that guides our operations and strategic initiatives.
• Sustainable Innovation: At ALTEN, we view sustainability challenges as opportunities to drive research and innovation. With 31% of our internal R&D focused on sustainable innovation, we are determined to turn these challenges into solutions that create value and drive progress.