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Merchant Security Expert with French and English

SumUp
SumUp
Location: Sofia, Bulgaria Posted on: 26 May 2026
GB

At SumUp, we are driven to empower small businesses across the globe by de-hassling their lives and helping them to succeed. Our vision as a global FinTech company is to build the first-ever global card acceptance brand, and we are well on our way as small businesses in over 31 countries around the world rely on SumUp to get paid.If you would like to be part of a global team, putting business partnering and innovation in the core of its priorities, this might be the right role for you.

Join our dynamic and international Customer Support team, specializing in Risk & Fraud. Our team spans across four continents, bringing together diverse talents from over 60 countries. We thrive on challenges and collaborate seamlessly to ensure the success of small businesses globally.

What you’ll be doing:

The role primarily involves specialized security calls with low phone volume, and each issue is handled through the most suitable channel.

You’ll be great for this role if:

Why you should join SumUp:

This job is on-site - Sofia

MORE ABOUT US:

We believe in the everyday hero.Small business owners are at the heart of all we do, so we create powerful, easy-to-use financial solutions to help them run their businesses. With a founder’s mentality and a 'team-first’ attitude, our diverse teams across Europe, South America and the United States work together to ensure that the small business owners we partner with can be successful doing what they love.

SumUp is an Equal Employment Opportunity employer that proudly pursues and hires a diverse workforce. SumUp does not make hiring or employment decisions on the basis of race, color, religion or religious belief, ethnic or national origin, nationality, sex, gender, gender identity, sexual orientation, disability, age or any other basis protected by applicable laws or prohibited by company policy. SumUp also strives for a healthy and safe workplace and strictly prohibits harassment of any kind.SumUp will not accept unsolicited resumes from any source other than directly from a candidate.

Job Application Tip

We recognise that candidates feel they need to meet 100% of the job criteria in order to apply for a job. Please note that this is only a guide. If you don’t tick every box, it’s ok too because it means you have room to learn and develop your career at SumUp.

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