Senior Software Engineer — Software Platform & Middleware

Build the Software Platform Powering Next-Generation Mobility

Apex.AI is developing the software foundation for autonomous systems, intelligent machines, and software-defined vehicles. We are looking for an experienced Software Engineer to help advance our core software platform technologies, including Apex.Grace and Apex.Ida.

In this role, you will work on high-performance middleware, runtime systems, developer tooling, and software platform infrastructure used in safety-critical and real-time environments. You will collaborate closely with world-class engineers to design and implement robust software components that enable scalable, reliable, and production-ready mobility systems.

This is an opportunity to work deeply in modern C++, distributed systems, middleware, operating systems, and developer platforms while contributing directly to products deployed in real-world applications across automotive, robotics, aerospace, and industrial automation.

We are looking for engineers who enjoy solving complex systems problems, writing clean and maintainable code, and building technology that other developers rely on every day.

This role is based in our Munich office.

What You’ll Do

Design, develop, and maintain core software components for Apex.AI products, particularly Apex.Grace and Apex.Ida

Build new software platform capabilities, middleware features, developer tooling, and runtime infrastructure

Improve performance, reliability, scalability, and maintainability across the platform stack

Investigate, debug, and resolve complex system-level and distributed software issues

Develop and maintain automated tests, CI workflows, and development tooling

Collaborate closely with product, platform, and applications teams to deliver production-quality software

Participate in architecture discussions, code