Working Student Java Development Open Banking(m/w/x)

Job Description Working Student (m/f/d) Java Development Open Banking **The Opportunity** We are looking for a motivated student assistant (m/f/d) at the Aachen location in part-time (15-20 hours per week) to strengthen our team in the Open Banking sector! The Open Banking sector deals with innovative payment methods on the internet and mobile devices. We take into account current European regulations such as the Payment Services Directive 2 (PSD2) and Verified Payee. You will support our software team in the development, design, and hosting of applications for these new payment methods. If you are eager to shape cutting-edge technologies and gain practical experience in innovative payment transactions, you have come to the right place with us! **Day-to-Day Responsibilities​** * Develop modern JEE applications and apply your programming skills * Actively contribute to making our applications easier and more efficient to test * Design and implement RESTful APIs that are used daily by our customers * Support us in continuously improving our processes with new tools and clever solutions **Who Are We Looking For** We look for big thinkers. People who can drive positive change, step up and show what’s next – people with passion, can-do attitude and a hunger to learn and grow. In practice this means: * You are currently enrolled at a college or university * You have initial experience with the following tools and technologies * Java-EE * EREST web services * relational databases * GIT version control or similar * Maven build tool or similar * Your German and English skills are fluent in speaking and writing * You are communicative, work independently, and bring an autonomous working style with you **Perks & Benefits** At Worldline you’ll get the chance to be at the heart of the global payments technology industry and shape how the world pays and gets paid. On top of that, you will also: * Weekly hours variable according to your study schedule * Opportunities for remote work & flexible working hours * Pleasant working atmosphere in an international team with about 20 employees on-site in Aachen **Shape the evolution** We are pushing towards the next frontiers of payments technology, and we look for big thinkers to join our journey. People with passion, can-do attitude and a hunger to learn and grow. Here you’ll work with ambitious colleagues from around the world, take on unique challenges as a team, and make a real impact on the society. And with our empowering culture, strong technology and extensive training opportunities, we help you accelerate your career. Wherever you decide to go. Join our global team of over 18,000 innovators across 40+ countries, and shape a tomorrow that is yours to own. **We are proud to be an Equal Opportunity employer. We do not discriminate based upon race, religion, color, national origin, sex, sexual orientation, gender identity, gender expression, age, status as an individual with a disability, or any applicable legally protected characteristics.** **#LI-NS1** Information at a Glance Request ID: 299981 Posting Start Date: 7/15/25 Job Area: Technology Work Site: Hybrid Contract Type: Working Student Brand: Worldline Job Location: Germany - Aachen