Senior Software Developer

Perimeter 81

Perimeter 81

Software Engineering
Israel · Tel Aviv-Yafo, Israel · Remote
Posted on Nov 24, 2025

Why Join Us?

We are looking for a talented and experienced JavaScript Developer to join our Web Protection team.

As a Software Developer within our team, you will play a critical role in developing cutting-edge products and solutions aimed at protecting our customers from various threats encountered in the web environment.

You will have the opportunity to work on challenging projects, collaborate with cross-functional teams, and contribute to the development of industry-leading security solutions

Key Responsibilities

  • Lead the Design, develop, and maintenance of high-performance JavaScript applications and components focused on web protection and security.
  • Collaborate with product managers, designers, and other developers to conceptualize and implement innovative features and solutions.
  • Conduct thorough code reviews and provide constructive feedback to team members to ensure code quality, performance, and security best practices.
  • Stay up to date with the latest web security trends, vulnerabilities, and attack vectors to proactively identify and address potential threats.
  • Participate in architecture and technical design discussions to drive forward-thinking solutions that meet both current and future business needs.
  • Contribute to the improvement of development processes, tools, and methodologies to enhance team productivity and efficiency.
  • Join sessions with customers for feedback and troubleshooting, gathering insights to enhance product functionality and address any issues or concerns.

Qualifications

  • 15+ years of experience as a Software Developer.
  • Coding experience in JavaScript and TypeScript.
  • BSc in Computer Science/Software Engineering or equivalent knowledge.
  • Strong problem-solving skills and ability to analyze complex technical challenges in a fast-paced environment.
  • Good communication skills.
  • Fluent English verbal and written.

Advantages:

  • Experience in REACT tools including React.js & Webpack.
  • Experience in Client-side applications in Windows.
  • Experience in C#.
  • Experience in server-side development.
  • Experience in developing Security products.
  • Experience in WASM.