Senior React Frontend Developer (Data)

Strong proficiency in React and TypeScript, with the ability to design scalable and maintainable front-end systems

Deep understanding of modern front-end development practices, including HTML, CSS, and component-based architecture

Strong capability in building data-driven interfaces and working with APIs and asynchronous data flows

Confident use of state management approaches like Redux, Zustand, Context, or similar

Familiarity with data visualisation libraries (e.g.

D3.js, Recharts, or similar)

Strong understanding of front-end performance optimisation, particularly for large or complex datasets

Understanding of CI/CD concepts and cloud-native environments

Ability to structure, transform, and present complex data effectively in the front end

Strong understanding of version control systems (Git) and collaborative development practices

Clear and effective communication, with the ability to work across technical and non-technical teams

Ability to take ownership of front-end architecture, overall user experience and setting high standards for code quality, usability, and performance.

Proactivity in identifying and driving improvements across systems and workflows and providing guidance and support to other engineers, contributing to team capability

A collaborative and solution-oriented approach, working effectively across disciplines, operating in a fast-paced, scaling environment with evolving priorities

This role can be based in any of our locations.

To apply, you must have the legal right to work in our 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

Equal opportunity employer

At Open Cosmos, we are dedicated to fostering a workplace built on respect, dignity, and belonging.

As an equal opportunity employer, we actively challenge bias to ensure every candidate and employee feels truly welcome.

We celebrate diversity in all its forms and are committed to maintaining an inclusive environment where everyone has the opportunity to thrive.