Callsign

At Callsign we are changing identity. We are an identity fraud, authorization & authentication company, solving the challenges that organizations face in getting their users on to & interacting with their digital platforms.

We use deep learning techniques to combine device, location and behaviour datapoints with dynamic policy management and multi-factor authentication, to verify that the user is who they say they are.

Our aim is to make identification more secure and simple – helping everyone to get on with their digital lives in the most seamless and secure way possible. If you’re interested in working for a company that’s changing the face of digital identity globally, then you’re in the right place. We’re a talented team of research scientists, engineers and developers working with the latest technology to help make the digital world a more secure place.

Our Culture

Callsign is a talented team of people who are passionate about their craft and who care about making the digital world more secure. We work collaboratively, adopting agile principles and methodology to develop a reactive and scalable platform that uses the latest technologies. And with regular boardgames nights, pop-up social activities and company parties, it’s easy to meet new colleagues and feel part of the team.