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In the meantime, connect with Callsign for insights on authentication and fraud prevention

Building a fairer future

Digital trust is broken; we’re helping to fix it.

Innovation is a double-edged sword. As new technologies emerge, the bad actors – the fraudsters and scammers – are quick to adopt and adapt these technologies to their own criminal intentions.

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Callsign is leading the fight against fraud. We're building a better, safer digital future for everyone by developing technologies that help global business establish digital trust with their users and put identity at the heart of every digital interaction.

More than just

Our technical experts are a vital part of the equation, but so also are our business support teams. From Marketing and Sales to Human Resources and Finance, every person in Callsign has a pivotal role to play as we evolve and expand.

Join the team

We make no excuses for targeting the brightest and best minds to make our goal a reality; and if that sounds like you, we’ve got plenty to offer.

Not just
another 9-to-5

Whichever team or location you work in, you’ll find Callsign to be a welcoming, respectful and above all, engaging environment. From skills and career building opportunities to social events, we aim to encourage, nurture and develop every one of our people.

We value our individual people every bit as much as the skills they bring to the table.

Change the world...

...for the better. We’re literally building a safer digital world.

Develop your skills – grow your career

We’ll give you the tools and skills to get where you want to be.

Growing together

Be part of a global team, working together to develop game-changing products on the global stage.

So what are you waiting for?

Let’s work together.