Junior C++ Space Software Engineer; Simulation

What if your code didn’t just run on machines, but helped power missions beyond Earth?

If you’re driven to make a real impact in an industry that pushes humanity forward, this is your moment.

We’re looking for Junior C++ Space Software Engineers, with at least 1-3 years of work related experience, to join our team in Darmstadt, Germany.

You’ll contribute to cutting‑edge software that supports real space missions, collaborating with leading organizations such as the European Space Agency (ESA), EUMETSAT, AIRBUS, and DLR, as well as emerging players shaping the future of space exploration, Earth observation, telecommunications, and science.

In this role, you will contribute to the development of advanced ground systems for space missions, working across the full software lifecycle.

Your responsibilities will include, but are not limited to:

• Designing and developing space industry ground system applications across all lifecycle phases:
• Analysis
• Design and implementation
• Unit, integration, and system testing in line with specifications
• Maintenance and operational support
• Applying modern software engineering practices to ensure high-quality, maintainable, and reliable solutions
• Producing clear, structured documentation in accordance with professional standards
• Delivering software and documentation on time, within budget, and to agreed quality levels

This is a full‑time position, located at our office in Darmstadt, Germany, starting as soon as possible.

• Supporting the design and development of Flight Dynamics software (e.g., orbit determination, propagation, collision avoidance)
• Conducting technical studies, analyses, and investigations related to software, computer systems, and emerging technologies
• Contributing to proposal preparation for new projects and research activities
• Supporting customers in the development and operation of ground software systems, including potential on‑site assignments
• Acting as a technical interface towards customers and stakeholders

A university degree in Computer Science or a related discipline (Degrees in Aerospace Engineering, Electronic Engineering, Mathematics, or Physics are also considered, provided strong software engineering expertise is demonstrated).

• Strong programming skills in C++ and object‑oriented design
• Experience in modelling satellite systems and subsystems
• Familiarity with simulation standards such as SMP2 or ECSS‑SMP
• Experience working in GNU/Linux environments
• Knowledge of model‑based software engineering using UML
• Understanding of software development processes and lifecycle models
• Experience with testing methodologies, including:
• Unit testing (e.g., Cpp Unit)
• Experience with simulation environments such as Simulus or Sim Ops
• Experience with Agile (Scrum) and/or Waterfall development methodologies
• Knowledge of CORBA, XML, and POSIX programming
• Familiarity with CI/CD pipelines and Dev Ops practices
• Hands‑on experience with industry or agency software development infrastructures
• Experience in customer‑facing or interface roles

You will join a high‑tech, international, and creative working environment in a demanding sector that offers many challenges and opportunities for personal development. You will be part of a dedicated team characterized by professional pride and deep technical competences. In addition to the professional challenges, Terma offers a wide range of social activities and sports facilities, where employees meet in an informal atmosphere.

Please note that applicants must hold all appropriate documentation and permits to work in Europe.