Get Your Complimentary Copy of the Gartner Market Guide For Email Security 2021 – Don’t miss out on the recommendations here

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Automatically stop data breaches and security threats caused by employees on email. Powered by machine learning, Tessian detects anomalies in real-time, integrating seamlessly with your email environment within minutes and starting protection in a day. Provides you with unparalleled visibility into human security risks to remediate threats and ensure compliance.

Tessian is growing. Come join us.

We're on a mission to empower people to do their best work, without security getting in their way.

Our Values.

Securing businesses, people and their data is critical work. We make sure that everyone that joins our team not only shares our mission for securing the human layer, but also our values, which define the way we work.
You’ll love it here.
We care deeply about the people that make up Tessian.
Here are just some of the ways we’ll look after you:
  • Every Friday we provide lunch and eat together as a team in the office.
    Company Lunches
  • We hold bi-annual performance and development reviews, dedicated career development meetings and team specific training to help support our employees.
    Learning and development
  • We offer pension plan contributions for both our US and UK employees.
    Retirement Plans
  • We believe in the positive impact dogs have on our culture and well being at Tessian and we’re delighted to welcome new furry friends to our team.
    Dog-Friendly Office
  • We’re happy to accommodate flexible working hours and working from home where needed.
    Flexible Working
  • We want to support our employees to live their healthiest lifestyles so we’ve partnered with Classpass to give access to a wide range of classes, wellness options and gym time!
    Classpass Discount
  • We’re proud of how much people love working here, and we’re continually working to make Tessian an even better place to be.
    Check out our glassdoor rating
Here's how it works.
We try to keep the interview process simple. It's about getting to know one another, and seeing if your skills and experience and our mission and culture are a mutual fit.
Let’s Talk About Diversity…
  • Opportunity in Cybersecurity Report 2021

    This year, we followed up with women working in the field and..things have changed. For the better.

    We also went straight to the source, and probed recent grads about their potential interest in pursuing a career in cyber. Good news: Interest is growing. 

    Download the report

    Explore jobs near you
  • Opportunity in Cybersecurity Report 2020

    With over 4 million unfilled positions in cybersecurity – and a workforce that’s twice as likely to be male – we couldn’t help but wonder “why?”.

    So, we asked women working in the field. You might be surprised by our findings. 

    Download the report

    Explore jobs near you
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next big adventure? Join our teams on a global mission.