IT Security Specialist

Job description

Are you interested in working on a website that has 35 million unique visitors per day? Does the thought of working with Scalable Web Architecture intrigue you? Over 200 developers are working around the world (and clock) always ensuring that our service maintains its highest standard at all times. If you would like to join a diverse international team and work on interesting projects that challenge your knowledge and expertise, you’re the kind of person we want! Come and join us at our headquarters in Luxembourg!

What you will really be doing

  • Ensure that we are always ahead of potential threats
  • Penetration testing of our infrastructure and development of scalable test strategies 
  • Vulnerability research on our systems, including exotic ones 
  • Development of security tools automating complex tasks 
  • Take a hands-on role in building security solutions and improving existing ones 
  • Proactively working with product teams throughout the development cycle integrating security best practices 
  • Share knowledge with peers and mentor less experienced team members


  • Degree in security field or equivalent experience (4+ years)
  • Experience in Ethical Hacking of web applications and networked infrastructure 
  • Knowledge of attack vectors, threat tactics and attacker techniques 
  • Familiarity with common toolkits used in penetration testing 
  • Experience in systems engineering with Linux systems (2+ years) 
  • Experience in programming (Python, PHP, JavaScript) (2+ years) 
  • Innovative thinker and problem-solver 
  • Excellent communication skills in English, both written and verbal Interpersonal skills sufficient to work with both technical and non-technical personnel at various levels in the organizations 
  • An open mind, willingness to be challenged and strong desire to learn 
  • Experience with OpenStack technologies is a plus 
  • Experience with Agile Secure Development 
  • Lifecycle and Threat Modeling is a plus

What we offer

  • Competitive salary 
  • Relocation package and support
  • Additional benefits: meal vouchers, private health insurance, Sympass card
  • Conferences, certifications, technical workshops, trainings and language courses
  • Possibility to advance in the company (career development, opportunity to work on new projects)
  • Latest hardware, multiple monitors
  • Chill rooms, creative areas, LAN parties and fun events
  • Voted as the second richest country in the world, Luxembourg offers a high quality of life that is hard to match 
  • Multi-cultural environment, 30 different nationalities, English being the official language

    During the recruitment process candidates will be requested to provide with a recent criminal record extract for background screening purpose.