Build and improve real-world Java desktop software in a small, influential engineering team where your technical decisions, ideas, and leadership will genuinely matter.

Hands-on Java desktop software role focused on Swing-based commercial applications - not web development.

About Us

Semantics 21 is a multi-award-winning UK software company developing specialist desktop software used internationally within public safety and investigative environments.

Our technology helps organisations process and review digital evidence more effectively, supporting work that can have genuine real-world impact in areas including child protection and public safety.

We are growing our engineering team and are looking for aSenior Java Software Engineer to help develop large-scale desktop applications used operationally by organisations internationally.

Despite the sensitive environments our software supports, development staff a...