Junior Backend Engineer; DataCosmos - Flight Dynamics

Junior Backend Engineer (Data Cosmos - Flight Dynamics)

Aim high, go beyond!

At Open Cosmos we are solving the world’s biggest challenges from space, providing businesses, governments and researchers access to more readily available information than ever before - ready for the challenge? Then read on…

Working in our Data Division

Our Data division transforms satellite data into meaningful insights that drive real-world impact. The team delivers all data products generated by Open Cosmos and its partners, curates and develops Data Cosmos — our geospatial data platform — and builds integrations that make satellite imagery easy to access and act on. Their work helps organisations turn data into action and create positive change on Earth.

We’re looking for a Junior Backend Engineer to join our Data Cosmos team, helping build the software that powers Open Constellation — our global satellite data network. You’ll learn from experienced engineers while contributing to systems that move data from orbit to insight.

This is a fantastic opportunity for someone at the start of their engineering journey who’s eager to develop strong software fundamentals and apply them in the fast-moving world of space technology.

What will you be doing?

• Support the development and testing of backend services for the Data Cosmos platform.
• Assist in building flight dynamics tools for propulsion, orbit determination, and satellite tasking.
• Help optimise automation and data workflows for greater performance and efficiency.
• Contribute to maintaining and improving existing services, enhancing reliability and scalability.
• Learn best practices in Go/Python, cloud-native development, and Dev Ops.
• Collaborate in agile sprints and code reviews, growing your technical and teamwork skills.

What You’ll bring

• Experience or strong interest in backend software development (Go, Python, or similar).
• Understanding of computer science fundamentals and cloud-based architectures.
• Curiosity about space systems and satellite operations.
• Analytical and problem-solving mindset with a keen eye for detail.
• Strong communication and teamwork skills with an eagerness to learn.
• Ability to adapt and thrive in a fast-paced, scaling environment.

This role you can be based in any of our locations: UK | Spain | Portugal | Greece | Argentina

To apply, you must have the legal right to work in your chosen location.

When applying, please submit your CV in English

Why Open Cosmos?

• Work at the cutting edge of space technology with customers around the globe.
• A mission-driven company making space accessible to help solve real-world challenges.
• A diverse, ambitious, and supportive team.

Open Cosmos is dedicated to solving customer problems with insights from space. Whether this is monitoring agricultural yields, assessing the damage of oil spills or providing navigation solutions, we believe that data from satellites is the most effective and sustainable way of achieving this.