Cyber Security Staff Engineer - Application Security

Solaris
Full-timeBerlin, Germany
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SALARY
Not listed
LOCATION
Berlin, Germany
LEVEL
Staff
CONTRACT
Full-time

Solaris is Europe's leading embedded finance platform. Solaris’ full German banking license and proprietary modular B2B tech stack empowers its partners – from SMEs to large, multinational, non-financial companies – to offer compliant, customer-centric banking services, providing seamless experiences to customers across all industries. Founded in 2016, Solaris pioneered the Banking-as-a-Service market with an unparalleled combination of tech and banking. Solaris is headquartered in Berlin and employs 300 people in Europe.

Your Role

• Integrate security seamlessly into the Software Development Lifecycle (SDLC) and DevSecOps pipelines by automating security gates (SAST, DAST, SCA, and container scanning).

• Conduct thorough threat modeling and architectural security reviews for complex applications, APIs, and microservices prior to deployment.

• Perform deep-dive manual and automated secure code reviews across various codebases to identify logic flaws and subtle implementation vulnerabilities.

• Build and maintain "secure-by-default" internal libraries, frameworks, and developer tools to systematically eliminate entire classes of vulnerabilities.

• Take ownership of the application vulnerability lifecycle, including triaging, validating, and prioritizing vulnerabilities originating from internal testing, penetration tests, and external bug bounty programs.

• Act as a strategic partner to product and engineering teams, providing pragmatic mitigation guidance that balances product velocity with security assurance.

• Design and deliver modern, hands-on secure coding training and security awareness initiatives for engineering teams (e.g., addressing OWASP Top 10, LLM/AI security risks).

• Support incident response and detection teams during application-level…

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