Senior Security Engineer - Application Security

Trade Republic is the largest savings platform in Europe, seeking a Senior Security Engineer to safeguard applications and development lifecycle through proactive security integration and engineering excellence.

Requirements

• 5+ years as a Security Engineer with 4+ years focused on application security
• Deep understanding of web application security (OWASP Top 10, API security, authentication/authorization)
• Hands-on experience with security testing tools (Burp Suite, OWASP ZAP, Semgrep, etc.)
• Strong programming skills in modern languages (Python, Java, Kotlin, Go, or JavaScript)
• Experience integrating security tooling into CI/CD pipelines (GitHub Actions, GitLab CI, Jenkins)
• Expertise in secure architecture patterns for microservices, APIs, and distributed systems
• Solid understanding of cryptography, secure session management, and identity/access management
• Hands-on experience with security testing of cryptocurrency/blockchain infrastructure and applications is a major bonus
• Experience with mobile application security (iOS/Android)
• Knowledge of compliance frameworks (PCI-DSS, GDPR, MaRisk) is advantageous
• Excellent communication skills to translate security concepts for engineering audience