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LumApps

Security Engineer

LumApps

. Proactively engineer and technically optimize the organization’s security detection stack .

Posted 10/7/2026full-timeParis • FranceMid-LevelSeniorWebsite

Core Competencies

Role fit
Core Competencies

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Demonstrates expertise in application and cloud security, with a strong focus on security detection, incident response, and vulnerability management. Proficient in automation and secure coding practices, ensuring compliance with security best practices across various platforms.

Highest-signal resume keywords
Application SecurityCloud SecuritySecurity Best Practices in AWS/GCPSAST, DAST, and SCA ToolsPython or Bash Automation

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills
Security Detection Stack OptimizationLog AnalysisKubernetesGitHub Advanced SecurityOWASP Top 10Source Code AnalysisData SecurityNetwork ProtocolsAPI SecurityVulnerability Remediation
Soft Skills
CollaborationProblem-SolvingCommunication
Tools & Technologies
GuardDutySysdigWAFKubectlGcloudCI/CD PipelinesSCA Tools
Industry Keywords
Security Incident ManagementSecure Coding PracticesPenetration TestingRisk AssessmentsSecurity Awareness Training

Tech Stack

Tools & technologies
AWSCloudDNSGoogle Cloud PlatformJavaKubernetesPythonSDLCTCP/IP

About the role

Key responsibilities & impact
  • Proactively engineer and technically optimize the organization’s security detection stack
  • Triage and investigate security events from GuardDuty, Sysdig and WAF telemetry
  • Perform active troubleshooting through log analysis and direct cluster interaction using kubectl and gcloud
  • Tune detection logic to reduce false positives
  • Develop Python or Bash automation scripts to eliminate manual operational tasks
  • Drive remediation of GitHub Advanced Security findings by providing actionable code-level fixes
  • Ensure security configurations are managed as code
  • Maintain and monitor automated DAST, SAST and SCA setups
  • Triage findings and work with engineering teams to resolve vulnerabilities within SLAs
  • Coordinate and track security incidents and tickets
  • Promote secure coding practices and API security within the SDLC
  • Review third-party components for vulnerabilities using SCA tools
  • Assist with recurring internal penetration testing and risk assessments
  • Apply security best practices to the organization’s AI and LLM systems
  • Support security awareness training and internal knowledge-sharing sessions

Requirements

What you’ll need
  • 3+ years of professional experience in application / cloud security
  • Ability to analyze WAF traffic and cloud telemetry, including GuardDuty and Sysdig, to identify attack patterns, eliminate false positives and tune tooling
  • Hands-on experience applying and auditing/remediating security best practices in AWS/GCP, Kubernetes and containerized infrastructure
  • Strong understanding of application and API security principles, including OWASP Top 10 and OWASP API Top 10
  • Practical experience with source code analysis and ability to read and understand Python and/or Java
  • Hands-on experience with SAST, DAST and SCA security monitoring tools and integrating them within CI/CD pipelines
  • Solid understanding of data security, encryption techniques and secure data handling
  • Working knowledge of network protocols including TCP/IP and DNS, and security concepts including WAFs and IDS

Benefits

Comp & perks
  • Hybrid work model in France – 2 days at the office, 3 days remote
  • RTT days – ~10 extra days off per year
  • Meal vouchers (SWILE) + free snacks & coffee
  • Yoga classes
  • Supportive parental leave and family moments
  • Health insurance (ALAN) – 60% covered + full life & disability cover
  • Afterworks, team celebrations & seasonal parties
  • Equipment of your choice
  • French & English lessons
  • Professional development & access to Leeto CSE
  • Phone & Home Internet costs reimbursement up to 80 PLN/month in Poland
  • Private health care package with Luxmed – covered for you and partially for your partner / family
  • Cafeteria benefits – monthly budget to cover sport cards or other purchases
  • Creative Allowance – paid as 1000 PLN gross/month
  • Home office set-up reimbursement up to 1000 PLN
  • Personal Learning & Development Budget of 1500 USD/year
  • 26 days of annual leave/year and 2 Mental Health days off per year