Seraphic SecuritySS

Senior Software Engineer

Seraphic Security provides advanced enterprise browser security solutions that protect users and data across various platforms, securing browser interactions seamlessly.

Seraphic Security

Employee count: 51-200

Israel only

Description

The browser has become the main productivity tool for employees due to driving trends like working remotely, BYOD, and web-based SaaS applications.

At Seraphic, we are revolutionizing browser security. Our patent-pending technology offers unmatched protection against zero-day attacks, phishing, and malicious downloads. By operating at the core of the browser, we provide comprehensive visibility and control, preventing data loss and leakage.

Why Seraphic?

  • Cutting-Edge Protection: Full defense against all browser threats
  • Seamless Access: Browse internal sites and private applications directly from your browser without a VPN or a remote desktop
  • Innovative Environment: Be part of a team leading the cybersecurity frontier shaping the modern solutions impacting billions of users
  • Challenging Technologies: Engage with a rich SaaS app, high-scale backend processing millions of requests, and a core networking solution, all with the highest level of security
  • Innovation and Leadership: Leverage our patented technology and leadership recognition, such as Frost & Sullivan's 2024 Enabling Technology Leadership Award for Global Zero Trust Browser Security
  • Collaboration and Team: Work with industry experts in a collaborative environment to solve complex problems

This is an exciting opportunity to join a fast-growing start-up company, consisting of talented team players, with the best-of-breed solution revolutionizing browser security.

Join us in shaping the future of secure browsing!

What You'll Do:

  • Design, develop, and maintain high-scale backend systems along with client-based components using Node.js / Typescript
  • Solve complex challenges in scaling backend systems to handle millions of requests efficiently and reliably
  • Play a key role in architectural and design decisions, building toward an efficient distributed architecture
  • Implement and optimize networking-based solutions, including advanced proxy communication capabilities
  • Develop complex and efficient client-based agents and on-prem components, including highly secured client-to-server communication
  • Address challenges related to deployment, remote-control and monitoring of client and on-premises components
  • Research and develop new initiatives / POCs in the Browser Security domain

Requirements

What You’ll bring with you:

  • 5+ years of development experience, preferably with Cyber Security products
  • Proven experience in designing and developing backend micro-services in Node.js / Python / Rust / C++, preferably in high-scale
  • Hands-on experience with various communication protocols such as web sockets / proxies
  • Familiarity with encryption mechanisms and secure communication practices
  • Proven ability to solve complex issues related to agent-to-client communication
  • Experience with cloud platforms (AWS, GCP, Azure) and on-premises infrastructure
  • Strong problem-solving skills, attention to details and a team-oriented mindset
  • Highly motivated and self-learner
  • B.Sc. Computer Science/Engineering or equivalent knowledge

Nice to have but not a must:

  • Background in cybersecurity, preferably an experience with EDR systems
  • A start-up working experience, preferably in early stages
  • Experience with developing self-contained and containerized applications using Kubernetes
  • Browser extension development experience
  • Electron framework development experience

About the job

Apply before

Posted on

Job type

Full Time

Experience level

Senior

Location requirements

Hiring timezones

Israel +/- 0 hours

About Seraphic Security

Learn more about Seraphic Security and their company culture.

View company profile

Seraphic Security is a pioneering force in the Enterprise Browser Security market, utilizing patented technology to transform any browser into a secure environment with comprehensive protection and detection capabilities. This innovative approach allows for easy and seamless deployment, ensuring secure access for employees and third parties to SaaS and private web applications from both managed and personal devices, without the complications and expenses associated with traditional Virtual Desktop Infrastructure (VDI) or Virtual Private Networks (VPN).

Invisible to users, Seraphic Security operates across all browsers and supports essential SaaS desktop applications, including Microsoft Teams, Slack, Discord, and WhatsApp. The company’s commitment to enhancing browser security was underscored in January 2025, when it announced a successful $29 million Series A funding round, supported by investors such as the CrowdStrike Falcon Fund and GreatPoint Ventures. Through continuous innovation and expertise, Seraphic Security is redefining the standards for cybersecurity solutions, ensuring that enterprises are equipped to confront modern threats effectively.

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Seraphic Security

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Seraphic Security hiring Senior Software Engineer • Remote (Work from Home) | Himalayas