Our Philosophy

Become Part of Link11

Shape the future of IT security together with us.

The mission we set ourselves is making the digital future a more secure place. If you ever had a problem with hackers or a virus on your computer you know how much havoc that causes. This starts with outages, a financial collapse and in the worst case it can even have a massive impact on your privacy. Here at Link11 we are working on our mission, a neverending continuous task to make the web more secure. Detecting and mitigating attacks is our contribution to all fundamental sections of our today's and future digitalized world. Join our team!

Find your next job!

Send us an open application that convinces us of your personality and skills. Simply send us an expressive cover letter including your application documents and references. In case of questions, our Human Resources Manager Lena Unbehauen will be happy to assist you in any questions concering your career at Link11.

Software Engineer/ Software Developer C/C++ (f/m) full-time

Link11 is growing its development team in Hamburg, Germany. We are currently looking for full-time software engineers in c/c++ to help us further advance our cloud based security platform. 

Your Tasks
  • Contribute to the developement of new features or enhancements in C for our DDoS filter technology.
  • Analyze requirements for enhancements to the current product line as well as for new products.
  • Take responsibility in designing new features or enhancements to existing features of the Link11 Cloud Security Platform.
  • Work closely with our product mangement to continuously deliver user driven enhancements to customers.


Skills you should have
  • Degree or professional experience in a Technology Development/Engineering discipline.
  • Very good knowlegde and experience in progamming C/C++
  • Experience with version control systems such as git
  • Solid understanding of IP networks
  • Understanding of network security fundamentals
  • Experience with mutli-threaded programming.
  • Experience agile development programs.
  • Excellent oral and verbal communication skills.
  • Foster a positive work environment and partnership with all Link11 Members and vendors.
  • Self-starter, independent thinker, collaborative to drive consensus where necessary.


What we offer

Link11 is a fast growing IT security provider with a global Security Cloud that offers core services in DDoS Protection and Analytics, Web Application Firewall and Content Delivery Networking. Our mission is to make the internet a safer place by defending cyber-attacks and ensuring data availability. We are a higly motivated team that challenges the dynamic global market. We embrace diversity and open-mindedness and are forging a team where everyone can develop their full potential and thrive. We also offer:

  • Excellent career opportunities
  • Exciting new tasks
  • Competetive and merit-based salary
  • Compelling benefits package

Want do know more? 

Contact Lena Unbehauen: +49 (0)69-2649297711 or 


Send Application