Software Engineer - Sonar Applications
Den Haag
Full time (40 hours per week)
Medior

About this job
We are currently looking for a Software Engineer to join the team in The Hague.
As a Software Engineer – Sonar Applications, your job will focus on developing advanced sonar software solutions that directly contribute to national defense and maritime security. In a world of growing underwater threats like torpedoes and drones, your work will play a vital role in the protection and effectiveness of modern naval operations. You’ll be translating innovative research into robust, mission-critical software used on board the latest naval vessels.
Working in a motivated and multidisciplinary team, you’ll collaborate closely with researchers, engineers, and defense specialists to turn theory into high-performance, reliable applications that meet strict quality and safety standards.
Job details
Software Engineer - Sonar Applications

Main responsibilities
- Develop and optimize C++ software for sonar applications on defense frigates
- Translate research and algorithms into real-time, high-performance code
- Collaborate with researchers and marine systems engineers to integrate sonar solutions
- Ensure your code is maintainable, well-documented, and rigorously tested
- Contribute to modernizing naval technologies, enhancing underwater threat detection and defense
- Work with defense stakeholders to align on performance and system integration needs
Requirements
- Master’s degree in Computer Science, Applied Mathematics, Physics, or a related technical field
- Proven experience in C++ software development and configuration management
- Strong affinity with software testing and signal processing techniques
- Structured, analytical working style with attention to quality and performance
- Excellent communication skills, in English and Dutch, with the ability to work closely with technical and operational partners
Are you enthusiastic about becoming our new Software Engineer?
Apply via our application form, or send your CV and motivational letter
directly to recruitment@stcorp.nl.
Our story
At S[&]T we contribute to a safer life on earth by translating space data into valuable and actionable insights. We oversee data from instruments to application, and apply our expertise within our software frameworks, information products and consultancy.
Our society relies on space and scientific instruments for climate change monitoring, navigation, defence and national security, and other crucial services we all use in our daily lives. These instruments produce an enormous quantity of complex data, and our goal is to unlock its value.
We have more than 20 years of experience working on instrument calibration, the creation of data quality monitoring tools, the development of real-time data processing frameworks, and the development of application-specific algorithms. With this, we help organisations, governments and industries to strengthen their information position and thereby improve their decision making. We focus on the following domains: Space & Science, Defence & Security, Environment & Sustainability, and High-Tech Consulting.
Privacy notice
In order to apply for this vacancy you must submit your personal information to S[&]T. We will collect, use, and process your personal information as mentioned in our Privacy Policy. Our policy and processing of your personal information are compliant with the GDPR.
How to apply
Would you like to hear more? Send your CV and
motivational letter to
recruitment@stcorp.nl
or
apply directly
through our website.
Kindly note that acquisition from third parties (e.g.
agencies) based on this vacancy is not welcome.