Klarna
Klarna – The smarter way to shop and pay Klarna is the AI-powered global payments and commerce network, on a mission to make shopping smarter and more flexible. Trusted by over 118m+ million shoppers, Klarna processes 3.4m million transactions daily, providing payment solutions that empower consumers and drive merchant growth. With Klarna, shoppers have the freedom to pay their way—in full, later, or through financing—providing flexibility while seamlessly connecting merchants with high-intent shoppers driving conversions and customer satisfaction. More than 966k merchant partners—including Uber, H&M, Saks, Sephora, Macy’s, IKEA, Expedia Group, Nike, and Airbnb—leverage Klarna’s payment options, and marketing solutions to enhance the shopping experience and build long-term customer loyalty. From payments to personalized shopping, Klarna is shaping the future of commerce. Klarna was founded in Stockholm, Sweden and now has offices in Stockholm, London, New York, Berlin and many more. We offer products and services to consumers and retailers within payments, social shopping, and personal finances. Learn more at Klarna.com
Open Positions at Klarna
4 open positions
Lead Engineer at Klarna, building and operating reliable, high-scale financial systems while making architecture decisions and mentoring engineers across teams. This hands-on role offers the opportunity to introduce capabilities Klarna does not currently have and apply AI as part of everyday engineering practice.
Klarna is hiring a hands-on Lead Engineer to make high-impact technical decisions, build and operate reliable systems at scale, and raise engineering standards across teams. The role offers broad domain placement across areas such as risk and checkout, with a hybrid office expectation of 2–3 days per week.
Lead Application Security Engineer helping Klarna prevent vulnerabilities through threat modeling, secure architecture reviews, code review, penetration testing, and security tooling. The role works cross-functionally with engineering teams to make secure development practices easier to adopt.
Klarna is hiring a Senior Security Engineer focused on offensive security for its iOS and Android applications. The role combines mobile penetration testing, reverse engineering, red-team exercises, and close collaboration with engineering teams to drive fixes into production.