Principal Software Engineer - Browser Guard

Malwarebytes is looking for..

...an experienced Principal Software Engineer to join our Browser Guard engineering team. You'll help build and evolve an award-winning browser extension used by over 15 million weekly active users, delivering innovative security features that protect millions of consumers worldwide. This role will have the autonomy to drive technical decisions and work closely with Product, UX, QA, and Engineering teams to build high-impact features used by millions of customers.

What You Will Do:

• Build and deliver next-generation security features for the Browser Guard engineering team
• Design and develop integrations across Malwarebytes products and systems
• Solve complex technical challenges by applying strong knowledge of system design, algorithms and data structures
• Write clean, scalable, and high-quality code using modern engineering practices
• Collaborate across Engineering, Product, UX, and QA to deliver roadmap initiatives
• Mentor engineers through technical guidance, code reviews, and best practices
• Drive architecture and technical direction
• Leverage AI-powered development tools and workflows to improve engineering productivity

Skills You'll Need to Have:

• Proven experience building product based scalable applications with React, TypeScript, and Go
• Strong understanding of data structures, algorithms, and software design patterns
• Experience architecting and scaling products used by millions of users
• Hands-on experience with AI-assisted development workflows while maintaining high code quality
• Strong focus on code quality, testing, debugging, and maintainability
• Experience with Git, code reviews, and modern software development practices
• Excellent communication skills with the ability to mentor and collaborate across teams
• Strong ownership mindset with the ability to solve complex technical challenges independently

Annual Compensation Range: The expected salary range for this role is €75,000–€80,000 per year. Actual compensation will be determined based on experience, qualifications, and location.

Perks & Benefits:

• Private Health Insurance - Comprehensive medical, dental, and vision insurance coverage, subject to change by country/region
• Wellness programs
• Winter break between Christmas and New Year
• A great work environment that supports growth, development, and well-being

 An opportunity to do something great for yourself and the world