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Application Security Engineer

ONE ZERO BANK·Israel·en
On-siteFull-timeSecurity Solutions EngineeringBanking

A digital bank is seeking a hands-on Application Security Engineer to embed security across the software development lifecycle and help deliver secure web, mobile, API, and AI-enabled products.

Responsibilities

  • Embed security into the SDLC and SSDLC in partnership with development teams.
  • Perform application security reviews, threat modeling, and security assessments.
  • Identify vulnerabilities across web, Android, iOS, APIs, CI/CD pipelines, and software supply chains.
  • Analyze business-logic flaws, authorization issues, insecure workflows, and abuse scenarios.
  • Support developers with vulnerability remediation and secure solution design.
  • Improve and automate security controls throughout the development lifecycle.
  • Build internal tools for security testing, detection, and prevention.
  • Develop and integrate AI-powered security solutions, including LLM-based tools, agents, and automated code and security analysis.

Requirements

  • 3–5 years of experience in application security, product security, security engineering, or software development with strong security experience.
  • Strong software development knowledge and the ability to read and understand code.
  • Hands-on web application security and native Android and iOS security experience.
  • Knowledge of OWASP, OWASP Mobile, API security, authentication, authorization, and secure coding.
  • Experience with CI/CD security, SAST, DAST, SCA, secrets management, and dependency risks.
  • Ability to assess technical vulnerabilities and business-logic security risks.
  • Development or scripting experience with Python, Java, Kotlin, JavaScript/TypeScript, or similar languages.
  • Familiarity with AI and LLM technologies, including building security-focused tools or automations.

Nice to have

  • Previous software development experience.
  • Kotlin or Swift experience.
  • Mobile application internals and mobile security testing experience.
  • Experience with cloud, Kubernetes, containers, or infrastructure as code.
  • Experience with LLM APIs, AI agents, retrieval-augmented generation, or AI-assisted code analysis.
  • Knowledge of AI security risks, including prompt injection, data leakage, and excessive permissions.

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Application Security Engineer for Digital Banking Products | CVZilla