Embed security into design and development by leading threat modeling, code reviews, and secure architecture decisions
Drive continuous improvement of the platform’s application security architecture through modern practices, tooling, and secure API design
Contribute to strategic decisions on security architecture, testing methodologies, and tooling across engineering teams
Harden scalable system architectures by applying DevSecOps practices, secure design principles, and modern authentication/authorization systems
Mentor and support Security Champions to raise security awareness and maturity across teams
Collaborate cross-functionally to deliver scalable, user-centric, and compliant payment solutions for millions of European users
Document and communicate technical architecture, security guidelines, and best practices to ensure shared understanding

5+ years of professional experience in securing highly scalable web applications
Hands-on expertise with security testing practices and tooling (SAST, DAST, SCA) and secure API design
Solid understanding of secure system architecture, OWASP ASVS, and modern authentication/authorization mechanisms
Familiarity with cloud-native environments and infrastructure-as-code (Kubernetes, Terraform) is a plus
Strong communication skills and ability to collaborate across engineering, product, and design teams
Fluent in English (CEFR C1 or C2); French, German or Dutch or any additional European languages is a plus
Experience in the payment or financial services industry is a plus.

Application Security Engineer

Key skills