CareerPlan

Web-App Security Engineer (d/m/w) - Remote

Freiburg im Breisgau, BADEN_WUERTTEMBERGFull-time2026-05-07 → 2026-11-10
Hybrid

Core

Securing Lexware's web application used by over 1,000,000 users and supporting feature teams in security during conception, implementation, and operation.

Role type

Web-App Security Engineer

Builds

Security mechanisms and secure configurations for Lexware's accounting software

Domain

Fintech / Accounting software

Required skills

Web application security, Cloud security (AWS), Java, TypeScript, Bash, Python, Threat modeling, Dependency management (NPM, Gradle), CI/CD, IaC, Incident Response

Preferred skills

Vulnerability research, CTFs, Home server setup

Technologies

AWS, Java, TypeScript, NPM, Gradle, Bash, Python

Responsibilities

Evaluate vulnerabilities and provide action recommendations, develop and maintain cross-team security mechanisms, collaborate with feature teams on security questions, design threat models, communicate security vulnerabilities and recommendations effectively

Seniority

Mid-Senior, hands-on IC