{"id":2653211,"url":"https://alion.io/job/worldline-working-student-java-development-mwd","title":"Working Student Java Development (m/w/d)","company":{"id":52940,"name":"Worldline","domain":"worldline.com","url":"https://alion.io/company/worldline","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"SuccessFactors","truth_index":null},"role":"Backend","role_family":"Backend","seniority":"intern","employment_type":"part_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Aachen, Germany"],"countries":["DE"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Java","optional":false},{"name":"Maven","optional":false},{"name":"Rest API","optional":false}],"status":"live","first_seen_at":"2026-10-15T22:24:49Z","employer_posted_date":"2026-10-15","last_verified_at":"2026-10-16T02:34:39Z","board_verified":true,"closed_at":null,"days_open":0,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":0},"description":"Who we are\nWorldline helps businesses of all shapes and sizes to accelerate their growth journey - quickly, simply, and securely. We are the innovators at the heart of the payments technology industry, shaping how the world pays and gets paid. Our technology powers the growth of millions of businesses across 5 continents. And just as we help our customers accelerate their business, we are committed to helping our people accelerate their careers. Together, we shape the evolution.\nThe opportunity\nWe are looking for a part-time student assistant (m/f/d) for 15-20 hours per week at the Aachen location to strengthen the Open Banking department. The Open Banking division deals with trends towards new payment methods on the Internet and on mobile devices, often taking into account the relevant European regulations and initiatives, e.g. Wero and Digital Euro.\nYou will strengthen our software team that designs, develops, and hosts applications for these alternative payment methods.\nDay-to-day responsibilities\nyou develop JEE-applications\nyou contribute to making our applications easily testable\nyou design and implement RESTful APIs being used by our customers\nyou help improving our processes with tools\nWho are we looking for\nYou are enrolled at a university\nyou have first experiences with the following tools and technologies:Java-EE\nREST Web-services\nrelational databases\nGIT version control or equivalent\nMaven build tool or equivalent\n\nYour German and English skills are fluent, both written and spoken\nYou are communicative, independent and like to work independently\nPerks & Benefits\nvariable weekly hours according to your study plan\nPossibilities for mobile working & flexible working hours\nPleasant working atmosphere in an international team with approx. 20 employees on site in Aachen\nShape the evolution\nWe are on an exciting journey towards the next frontiers of payments technology, and we look for big thinkers, 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. With an empowering culture, strong technology and extensive training opportunities, we help you accelerate your career - wherever you decide to go. Join our global team of 18,000 innovators and shape a tomorrow that is yours to own.\nLearn more about life at Worldline at jobs.worldline.com\nWe are proud to be an Equal Opportunity employer. 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