Senior Software Engineer/Front-end UX Developer

Mendix, Prague, Czech Republic

We help enterprises achieve their digital goals

Duration: Full-Time

Mendix is a low-code app development platform:

First, what is low-code? Low-code is a visual approach to software development that enables you to abstract and automate every step of the application lifecycle. Gartner predicts that “by 2024, low-code application development will be responsible for more than 65% of application development activity.” Mendix is repeatedly ranked a Leader in analyst reports from Gartner and Forrester. In the 2021 Gartner® Magic Quadrant for Multiexperience Development Platforms, Mendix placed at the very top of the Leaders quadrant. 
Mendix, the global leader in enterprise low-code, was created to promote collaboration between Business & IT teams. Thousands of forward-thinking companies around the world like Ford Auto, Rabobank Netherlands, Zurich Insurance, and Red Bull, can unleash their best ideas faster with the help of the Mendix Platform. 
Mendix is a Siemens Business:
Siemens is a Top 10 Global Software Company and a leader on Fast Company’s Most Innovative Companies in the World! With the acquisition of Mendix in 2018, Siemens Digital Industries Software is driving transformation to enhance the digital enterprise where engineering, manufacturing and electronics meet the future of innovation. Mendix employees have the opportunity to work in a hyper-growth environment with the support of Siemens’ unbeatable market position and resources. 

While we live on different continents and work on different things, we are one team with a shared mission and set of values. We are passionate and strive for new heights, professionally and personally. We value hard work, accountability, and results.  Above all else, we believe in a culture of growth, respect, and fun.

The overall digitalization strategy of Siemens result in an increased number of new integration products between Siemens Industry software products and solutions of other vendors. The Active Integration development team is responsible for the development of the Active Integration platform which is used as a base for various integrations solutions delivered by Siemens DI SW.
We are recruiting for a Senior Software Engineer to perform frontend UX development within the Active Integration development team based out of our Prague Office. 


  • Extending the Active Integration low code configuration tool functionality, to improve and simplify the integration scenario definitions

  • Actively support the transition of the existing Active Integration platform user interfaces to incorporate the new integration needs and non-functional requirements (e.g. transition to a cloud based deployment of the AI platform).

  • Designing and Development of new administration user interfaces required to simplify the end user experience in using the Active Integration platform


  • Ideally a University degree in Computer Science, Business Informatics, Engineering or a comparable education / qualification
  • Strong professional experience in one of these areas, with a focus on user interface development.
  • Strong experience of the development of modern web applications
  • Good experiences with UX-Design for modern web bases user interfaces
  • Strong understanding of UI related concept of HTML layout and accessibility, CSS specifics and browser capabilities
  • Ideally possesses experience using UI-frameworks like React or Vue
  • Experience of UI unit test frameworks like JUnit, Jasmine, Karma, Selenium or Mockito
  • Experience Implementing RESTful Web Services based on the “back-end web application framework for NodeJS
  • Understands complex requirements in heterogeneous environments and enjoys finding the best solution for the customer or end user
  • Is familiar with communication interfaces like SOAP, REST or ODATA
  • Enjoys working in a team
  • Good communications and presentation skills
  • Fluency in the English language is required (fluency in the Czech or German languages would be benefical)

  • Working for Mendix and with our Customers means your reliability has to be beyond any doubt, and therefore every employment is subject to a onboarding screening and the condition precedent a Certificate of Conduct is provided that demonstrates you did not commit any offences that are relevant to the performance of your function.

About Mendix

About us We are creating an application platform that empowers people to build and continuously improve apps at unprecedented speed and scale. Who we are We’ve been in your shoes We know firsthand how hard it can be to quickly build software your users love, while maintaining the control you need. Having worked with hundreds of enterprise customers, we also understand how difficult it is to successfully execute a digital strategy. Our mission Our founders created Mendix to solve the biggest challenge in digital innovation: to empower IT and Business teams to collaborate like never before, while experiencing unmatched speed and control. These principles are architected into the very core of our platform, and they drive our relentless focus on your success. We are here to help We love helping you build breakthrough digital experiences, rejecting the conventional approach of merely doing the same things faster. We seek a long-term partnership with your team so we can help you deliver transformative value through applications. Our conviction—and your success—is powered by a diverse team of passionate and exceptional talent.

Want to learn more about Mendix? Visit Mendix's website.