FullStack Engineer (Space Data)

Starion; Zaventem; On-site; EUR 70,000 - 110,000; Full time

Job summary

Starion in Diegem, Belgium, is seeking a skilled Full Stack Engineer (Space Data) to join our Software Development team. You will design, develop and enhance end-to-end software solutions supporting satellite and scientific data processing.

You will work across backend services, APIs, databases and user interfaces, delivering scalable, reliable applications using modern cloud and container-based technologies. This role requires strong Java, React, and cloud experience.

Qualifications

• Degree in Software Engineering, Computer Science or a related discipline.
• Minimum 5 years experience developing full-stack software solutions.
• Strong expertise in Java, backend development, REST APIs and web services.
• Solid understanding of object-oriented and service-oriented design principles.

Responsibilities

• Contribute to the architecture, design, development and evolution of full-stack software systems supporting current and future space missions.
• Develop and test robust, scalable backend services and REST APIs.
• Create responsive, user-focused interfaces using React and modern web technologies.
• Develop and maintain relational databases and data-access components.
• Integrate frontend, backend and database technologies into end-to-end solutions.
• Produce technical documentation including requirements, design and test specs.

Skills

Java programming

REST APIs

Object-oriented design

Agile development

English proficiency

Education

Degree in Software Engineering or Computer Science

Tools

Git

Maven

Jenkins

Nexus

CI/CD

Job description

Are you looking for a new opportunity to take your career to a higher orbit? To join an international group with a successful track record in Space Engineering? A job adapted to your career ambitions and in which you could have an impact for the years to come?

We are looking for a Full Stack Engineer (Space Data) to join our Software Development team in Diegem, Belgium.

In this role, you will contribute to the design, development and enhancement of end-to-end software solutions supporting operational systems for satellite and scientific data processing. Working across backend services, APIs, databases and user interfaces, you will help deliver scalable, reliable and maintainable applications using modern cloud and container-based technologies.

Tasks and activities

The scope of work will include:

• Contributing to the architecture, design, development and evolution of full-stack software systems supporting current and future space missions.
• Designing, developing and testing robust, scalable and maintainable software solutions.
• Analysing user and system requirements, supporting software architecture, data modelling and interface design activities.
• Developing and enhancing Java-based backend services, REST APIs and service-oriented applications.
• Creating responsive, user-focused interfaces using React and modern web technologies.
• Designing and maintaining relational database solutions and data-access components.
• Integrating frontend, backend and database technologies into seamless end-to-end solutions.
• Developing and deploying cloud-based and containerised applications for the processing and distribution of space-related data.
• Supporting software quality through automated testing, code reviews and continuous integration practices.
• Troubleshooting complex application issues and drive performance, reliability and maintainability improvements.
• Producing and maintaining clear technical documentation, including requirements, design and test specifications.
• Taking ownership of software components while collaborating closely with software, system and customer teams in an international environment.

Skills and experience

The following skills and experience are mandatory:

• Degree in Software Engineering, Computer Science or a related discipline.
• Minimum 5 years experience developing full-stack software solutions.
• Strong expertise in Java, backend development, REST APIs and web services.
• Solid understanding of object-oriented and service-oriented design principles.
• Good understanding of modern client-server technologies, including WebSockets, GraphQL, async HTTP and SSE.
• Strong knowledge of SQL, database technologies and data-driven application development.
• Hands‑on experience integrating frontend, backend and database components into end‑ to‑end solutions.
• Familiarity with modern authentication mechanisms including OAuth, OpenID Connect and JWT.
• Working knowledge of Git, Maven, Jenkins, Nexus and CI/CD environments.
• Comfortable working within Linux-based development and deployment environments.
• Understanding of automated testing, integration testing and software quality practices.
• Familiarity with Agile development methodologies and continuous integration practices.
• Strong documentation, communication and stakeholder engagement skills.
• Ability to work independently and collaboratively within international teams.
• Being eligible for ESA/EU security clearance
• Fluent in written and spoken English.

The following skills and experience would be highly desirable:

• Familiarity with Angular or Vue.js.
• Knowledge of OData, Docker and Kubernetes.
• Exposure to cloud-native, containerised and DevOps/CI/CD environments.
• Experience with modern UI, API and testing frameworks.
• Knowledge of Ground Segment, Mission Control or Earth Observation systems.

Why should you apply?

• You will have the opportunity to work within leading space organisations across Europe.
• We encourage everyone to think outside the box and to push the boundaries of traditional knowledge. This role is an opportunity to join a forward-thinking company and allows for a deeper understanding of the industry.
• To be part of a company that values integrity, inspiration, care and collaboration.
• Benefits include: competitive remuneration packages; unique career opportunities, including working in other countries; access to training and development programmes; flexible relocation support.

We are proud to be an equal opportunity employer, committed to achieving diversity within the workforce and creating an inclusive working environment. We therefore welcome applications from all candidates, irrespective of gender, sexual orientation, ethnicity, religious beliefs, age, disability or other characteristics.

As part of our commitment to providing an inclusive and barrier-free recruitment process, we will provide reasonable adjustments and support to ensure neuro‑diverse applicants or those with a disability or long‑term condition can be their best during the recruitment process.