8 de Abril de 2021

Security Researcher (m/f)


  • Localidade Porto
  • Contrato Contrato a termo, Contrato sem termo
  • Horário Full-time

Jscrambler is growing at a fast-pace fueled by the success of recognized Web security products. Our groundbreaking technology is being used by the most innovative companies in the world to protect their Web presence and applications (check our Website for some references!). Jscrambler applies security layers to Web applications, granting self-defensive capabilities that enable them to fight any fraud, reverse-engineering or tampering attempts, avoiding data leakage and damages to the customer reputation. 

Our team of highly skilled and trained professionals is the driver for this success, continuously adding R&D to guarantee high quality and state-of-the-art Web and JavaScript software, critical to the mission our customers entrust us. If you are passionate about researching and developing the best Web and JavaScript solutions, using the latest technologies and methodology, in a creative and open-minded environment, then we want you on our team!

What we are looking for

We are researching advanced Web Applications protection mechanisms that include client-side runtime execution protection and data and DOM integrity verification. To address this challenging research and engineering effort, we need motivated researchers with skills in Web/application security to work on advancing our technology.


You will integrate a team performing research and development in Web application protection. Your role will be to research and develop advanced protection mechanisms that are tightly integrated with the JavaScript language and the browser platform. You’ll help drive innovation by researching advances to our Web security products, help secure funding for the company's R&D activities, and help protect and grow the company's intellectual property and its contribution to the state-of-the-art of Web security solutions.

Required skills

  • Willingness to learn, research, and contribute to the design of complex and secure solutions
  • Knowledge in Web Application development using JavaScript and Node.js 
  • Knowledge in Web-based architectures
  • Good communication skills, and strong English proficiency
  • Willingness to learn, adapt and work with minimal supervision

Valued skills 

  • Knowledge of pentesting or reverse engineering techniques and tools
  • Knowledge of software development security best-practices
  • Knowledge of machine learning and data science

Experience and Qualifications

Applicants should hold a Master's degree in Computer Engineering, Computer Science, Electrical Engineering or similar areas.

  • 1+ year of experience working on Web Security or Software Security

Our Offer

This is a unique opportunity to interact with experts in areas like Web application security, Web development, machine learning, and significantly advance your knowledge in this very attractive and competitive area.


Submit your application at <endereço ocultado>. We ensure the confidentiality of every application.

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