Senior Software Engineer- IAM

Rotterdam Technical – R&D /Full-time /Hybrid At Mendix (a Siemens company), we are committed to fostering a diverse, open, and safe working environment where everyone can truly be themselves. Our team members are driven, smart, and excel at what they do, constantly pushing the boundaries of innovation. As this market evolves, it’s instrumental we lead the way. Apply today to discover how you can make a significant impact with Mendix.

Our Governance teams handle a critical and intricate domain that is fundamental to our customers' success. This involves ensuring robust entitlements, precise usage metering, secure user access, reliable identity management and enterprise tenant management. We empower customers with clear insight into their platform usage and the tools to act decisively. We're looking for leaders who can shape our future. If you have a compelling vision for how the team and Mendix should evolve in this domain, we are eager to hear your ideas.

While our teams operate with a high degree of autonomy, you’ll be part of an encouraging and collaborative network. You'll need to work closely with other teams across Mendix, especially since many Governance topics inherently span multiple teams and services across the platform. We are strong advocates of our own technology; therefore, a keen interest in the Mendix low-code stack is essential.

We are a hybrid company and expect you to join the office one to two days a week. More is never a problem.

You’ll drive digital innovation for our customers by:
Ensuring your critical part of the platform operates flawlessly and securely, as itunderpins our customers' critical systems. Solving complex technical challenges within the Governance domain with innovative, scalable solutions, applying your expertise to make a tangible impact on our platform's architecture and reliability. Think mpioning a relentless focus on customer success, translating their needsinto robust platform capabilities. Upholding an uncompromising standard of quality in everything you deliver.

We’re looking for you if you have:
Significant professional software development experience with strong Java proficiency.

Experience with Python and/or Keycloak is a strong plus. A proven track record of designing and building reliable, maintainable, andscalable solutions. A strong 'you build it, you run it' attitude, taking full responsibility foryour code from development to production. The ability to lead by technical example, mentoring peers and influencing architectural decisions. A commitment to working with the Mendix low-code application developmentsuite, dedicating majority of your time to this domain.

A proactive approach to navigating ambiguity and accepting complex challenges, balancing innovation with pragmatic delivery. The discernment to select the optimal tools and languages for the problem athand. Our stack includes Java, Python.

Experience with Cloud providers like AWS and solid understanding of Kubernetes/Docker, or an eagerness to learn and master these technologies. As a person you are:
Approachable and open-minded, encouraging positive team dynamics. Driven by a desire for mastery and continuous improvement in your craft. Proactive and take full ownership of your responsibilities. A critical thinker with a creative, solution-oriented approach.

Why Us? At Siemens Software, flexibility is how we work—hybrid by default, built on trust and autonomy. Together, 30,000 people across more than 200 countries build technology that shapes the real world. You'll grow through real projects, strong technical peers, and global mobility, backed by the scale and benefits of an industrial software leader. We're committed to equality and inclusion, and we hire based on merit,…