Sr. Python Developer

Kaseya® is the leading provider of complete IT infrastructure and security management solutions for Managed Service Providers (MSPs) and internal IT organizations worldwide powered by AI. Kaseya’s best-in-breed technologies allow organizations to efficiently manage and secure IT to drive sustained business success. Kaseya has achieved sustained, strong double-digit growth over the past several years and is backed by Insight Venture Partners , a leading global private equity firm investing in high-growth technology and software companies that drive transformative change in the industries they serve.

Founded in 2000, Kaseya currently serves customers in over 20 countries across a wide variety of industries and manages over 15 million endpoints worldwide. To learn more about our company and our award‑winning solutions, go to  and for more information on Kaseya’s culture.

Kaseya is not your typical company. We are not afraid to tell you exactly who we are and our expectations. The thousands of people that succeed at Kaseya are prepared to go above and beyond for the betterment of our customers.

• Participate in the design and development of automated network penetration testing frameworks using Python
• Assist with architecting scalable, modular systems that can adapt to evolving security landscapes
• Implement advanced networking analyses tools and automated exploit chains
• Integrate AI/ML capabilities into testing frameworks for enhanced threat detection and analysis

• Mentor junior and mid-level developers on Python best practices, security concepts, and framework design
• Conduct code reviews and establish development standards across the engineering team
• Assist with technical decision‑making for framework architecture and technology stack choices
• Guide team members in adopting AI‑assisted development workflows

• Leverage AI tools (Claude Code, Cursor, Git Hub Copilot, etc.) to accelerate development cycles
• Implement AI‑driven features within the penetration testing framework
• Train team members on effective AI tool utilization for software development
• Stay current with emerging AI development tools and methodologies

• Collaborate with security researchers to translate manual testing techniques into automated frameworks
• Work closely with product management to define framework requirements and roadmaps
• Partner with Dev Ops teams to ensure robust CI/CD pipelines and deployment strategies

• Python Expertise: 5+ years of advanced Python development with a deep understanding of asyncio, multiprocessing, and performance optimization
• Network Security:
  Strong knowledge of network protocols (TCP/IP, HTTP/S, DNS, etc.) and common vulnerabilities (OWASP Top 10, CVE analysis)
• Framework Development:
  Experience building large‑scale, modular Python frameworks or libraries
• AI Development Tools:
  Proficiency with modern AI‑assisted coding tools (Claude Code, Cursor, Git Hub Copilot)

• Mentoring
  
  Experience:
  
  Demonstrated ability to mentor and develop junior developers
• Technical Leadership:
  Experience leading technical projects and making architectural decisions
• Documentation:
  Strong technical writing skills for API documentation and architectural design documents

• Open‑Source Contributions:
  Active contributions to security or Python open‑source projects
• Research Background:
  Experience in security research or academic cybersecurity work
• Database Systems:
  Experience with databases for large‑scale data processing
• Machine Learning:
  Knowledge of leveraging AI/ML to develop automation techniques

This role offers significant opportunities for professional growth, including:

• Leading additional framework development initiatives across the organization
• Expanding into AI/ML research applications in cybersecurity

Join the Kaseya growth rocket ship and see how we are #Changing Lives !

Additional information
Kaseya provides equal employment opportunity to all employees and applicants without regard to race, religion, age, ancestry, gender, sex, sexual orientation, national origin, citizenship status, physical or mental disability, veteran status, marital status, or any other characteristic protected by applicable law.