Senior Software Engineer

Location: Lancing, West Sussex (Office-Based Monday-Friday)

Build Technology That Changes Lives

At TellJO, we’re using technology to help vulnerable people access support earlier, improve wellbeing, and avoid crisis.

Our SaaS platform helps organisations identify vulnerability, understand risk, and deliver better outcomes for the people they support.

We’re looking for a Senior Software Engineer to take ownership of our technology platform and play a key role in its ongoing development, operation, and security.

This is a hands‑on role with significant autonomy. You’ll be responsible for software development, cloud infrastructure, deployment pipelines, security, and operational resilience. Initially, you’ll operate as the primary technical resource, with the opportunity to help shape and grow the engineering function as the business evolves.

What You’ll Do

• Design, develop, and maintain applications using C#, .NET, Reac...