About CatalystOne

CatalystOne is a leading HCM vendor helping organisations build better workplaces. Our platform supports core HR processes across thousands of users, and we continuously evolve it to scale, perform, and stay trustworthy in complex enterprise environments.

As a Senior Software Engineer at CatalystOne, you will join one of our product teams and contribute to building, evolving, and operating critical parts of our HCM platform. This is not a role tied to a specific module. You may work on different domains over time, depending on business needs and where your strengths create the most value.

The Role

As a Senior Software Engineer, you are a hands‑on developer with strong technical judgment. You take ownership of solutions end to end and contribute to both delivery and technical direction within your team.

You will primarily work with backend services, but you are comfortable collaborating across the stack when needed. You...