The ProMinent Group, headquartered in Heidelberg, is a reliable solution provider for water treatment and fluid dosing technology. With around 50 branches, we are global players and at home in over half of the world's countries. As technology experts, we are used with our innovative, sensor-proof products around the topics water and sustainability for numerous customers from different industries. We are among the top 100 and were awarded as top innovator 2023, 2024 and 2025. We are designers, because our around 2,900 employees can contribute their own ideas every day and actively shape their tasks. We'll make sure you feel comfortable with us.

We are now looking for a working student (m/w/d) in the field of application software for ProMinent GmbH. You work max. 20 hours/week during the semester and max. 40 hours/week in the lecture-free period. The working time can be flexibly divided between 7 a.m. and 6 p.m. after consultation with your contact person. We offer you varied tasks in a globally active family business with a remuneration of EUR 17.93 per hour.

You support the development of C#'s development-related software tools. You unravel user interfaces. You help in communicating new features to the developers. The connection of various communication technologies in the field of embedded development is one of your tasks. You create reactive functionalities.

You're a student and you're bringing in-depth programming skills in C#. First experiences with frameworks such as WindowsForms or WPF as well as basics of asynchronous programming with async and await are part of your repertoire. Ideally, you also have knowledge of bit operations, managed C++ and the use of P/Invoke. You are characterized by organizational ability, communication strength and analytical ability. Commitment, team skills and initiative complete your profile.

A secure workplace in an economically healthy and collectively-based company We are among the top 100 and have been awarded as top innovator 2023, 2024 and 2025 Flexible working hours in the sliding time system An accompanying and structured onboarding for a pleasant and professional entry Demanding projects in the international environment Ergonomic jobs, high-quality equipment and modern offices Employee Benefits: free parking, discounts by corporate benefits, a very good canteen, discounted membership at Pfitzenmeier/Venice Beach and much more Through our globality we offer development and perspective beyond Heidelberg and Germany The sustainability and solidarity of a family business The return of a strong brand JOBV1_EN