X-Systems B.V.
X-Systems - Applicatie Developer



Study phase

WO Bachelor 1, WO Bachelor 2, HBO Bachelor 3


3, 4, 5

Vereiste talen



5, 6, 6+


Information & Communication Technology (ICT)



About us

X-systems is the market leader in Mobile and IoT cybersecurity for the High Assurance sector. X-systems develops and supplies accredited services and facilities for a secure information exchange. For example, X-systems is known for its in-house developed secure mobile platform / smartphones and IoT devices and encrypted (mobile) communication applications.

X-systems B.V. in addition to its High-Assurance security products, it also offers encrypted software solutions for organizations that demand a high level of preventive security to improve their critical communication data storage and security. These services are offered at both NGO B2B and B2G level.

Job description

The secure "application" which you can immediately start working on is to protect colleagues within an organization against threats such as eavesdropping, interception espionage, larceny sabotage, hacking spyware and malware. The "application is a small part of one integrated and modular 'high assurance' secure and closed communication platform with secure text messages + voice call + push-to-talk + data transfer all protection by highly verified end-to-end encryption. The platform is specially developed for (government) organization to optimize secure communication on mobile Android (and iOS) handsets. Safety above all else. The strength of the development of this "application" is the possibility of implementation on-site and on-premiums.


You will work with our internal and external developers and architects on the topics: program security, communication security, android API compatibility, iOS compatibility and code reviewing and commenting. You are able to make a security and threat analysis and to evaluate and comment on the code as well as the code developed by your colleagues. You are also able to test your own coding in real-life on premises integration as well as to test the communication platform. The developments are specific to mobile devices especially android. This means that knowledge of Java and C# and C++ is a requirement.

Working conditions

The activities/ work times can be flexible. The fee is yet to be agreed upon.