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Senior/Staff Application Security Engineer

Nebius· Platform Security
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RemoteFull-timePosted 7mo ago

About the role

Senior/Staff Application Security Engineer to secure Nebius software, build Secure SDLC, threat modeling, and ASPM at scale; collaborate with development teams and advance application security practices.

Responsibilities

  • Build and maintain Application Security Posture Management (ASPM) at the Company scale.
  • Automate and support SAST, SCA tools, etc as part of CI/CD pipelines.
  • Improve SAST, secrets detection rules. Keep false positive rate low.
  • Identify, analyze, and remediate application security vulnerabilities.
  • Collaborate with development teams to integrate security best practices into the software development lifecycle (SDLC).
  • Develop and maintain secure coding guidelines for development teams.
  • Conduct, run threat modeling and risk assessments for new and existing applications.
  • Provide development teams with instruments that facilitate security-related work like threat modelling, vulnerability detection, etc.
  • Stay updated on the latest security threats, vulnerabilities, and mitigation techniques.
  • Serve as an application security subject matter expert to other teams.

Qualifications

  • 6+ years of experience in application security.
  • Strong knowledge of common application security risks (e.g. OWASP Top 10) and how to mitigate them.
  • Experience with secure coding practices in languages such as Python, Go, Java, or JavaScript.
  • Proficiency in a common programming language (such as Go or Python) with a willingness to learn Go, if necessary.
  • Hands-on experience with security testing tools (Burp Suite, ZAP, Semgrep, etc.).
  • Understanding of authentication protocols like SAML or OIDC.
  • Experience in conducting threat-modeling sessions.

Skills

Required:Application securityThreat modelingSecure coding practicesSAST/SCASecurity testing toolsAuthentication protocols

Benefits

  • Competitive compensation
  • Career growth and learning opportunities
  • Flexibility and ownership
  • Collaborative and innovative culture
  • Opportunity to work on impactful AI projects
  • International environment and talented teams
Last updated Oct 7, 2026. Interested? Apply on the company site.
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