Software Developer Java / Database IIoT (m/f/d)

Date: 23-Sep-2022

Location: Konstanz, Baden-Wurttemberg, DE

Company: worldline

About Worldline


About Worldline

Worldline [Euronext: WLN] is the European leader in the s and transactional services industry and #4 player worldwide. With its global reach and its commitment to innovation, Worldline is the technology partner of choice for merchants, banks and third-party acquirers as well as public transport operators, government agencies and industrial companies in all sectors. Powered by over 20,000 employees in more than 50 countries, Worldline provides its clients with sustainable, trusted and secure solutions across the value chain, fostering their business growth wherever they are. Services offered by Worldline in the areas of Merchant Services; Terminals, Solutions & Services; Financial Services and Mobility & e-Transactional Services include domestic and cross-border commercial acquiring, both in-store and online, highly-secure transaction processing, a broad portfolio of terminals as well as e-ticketing and digital services in the industrial environment. In 2019 Worldline generated a proforma revenue of 5.3 billion euros.



One of the most important areas of the Business Line Mobility & e-Transactional Services developes and operates a global Industrial Internet of Things platform that secures access, monitoring and  transfer to and from global industrial networks and . The platform covers extremely high demands on Internet communication, scalability and security. The team works in a DevOps model and is based in Konstanz.

To strengthen our development team we are looking for you as a highly motivated Software Engineer Java (m/f/d) who is encouraged to support the design, development and maintenance of a complex global remote service platform.


What we offer:

  • A varied and challenging job in a constantly growing, international company.
  • A proactive interdisciplinary exchange with colleagues from other areas at eye level
  • Thanks to numerous further education and training programs, you can quench your thirst for knowledge at any time
  • Flexible working hours and the option of home office
  • 30 days of vacation


Your tasks:

  • Design, development and maintenance of the portal and backend application.
  • Responsible development and maintenance of base interfaces and authentication services
  • Application of the Secure Coding Guidelines
  • Responsible for the performance of the modules


Your knowledge:

  • Extensive JAVA knowledge (EE), JDBC
  • SQL DB knowledge, mainly Oracle
  • Knowledge in RESTful services, JPA, Hibernate, JMS, SQL
  • Experience in the development of authentication services, preferably Keycloak
  • Linux experience
  • Network knowledge is an advantage
  • Willingness to work in an international team
  • Experience in the use of secure coding
  • GIT, Jira, Confluence & Jenkins complete the profile
  • University degree (Bachelor/Master) as SW Engineer or adequate knowledge and experience.



  • The team works in an international environment, so English is absolutely essential.


If you have any questions, please contact Denis Götze; Tel.: +49 (0) 151 44 161 295.

In addition to joining a global leader in digital transformation, you can also expect an excellent range of benefits.

What’s more, we really value Innovation, Cooperation, Excellence and Empowerment. These values are reflected on our daily work. This is the core of our organization. At Worldline our top priority is to engage, encourage and develop you to help you improve your potential. In fact, we have comprehensive training and development programs in place demonstrating our dedication to developing your career.

Our success comes from strong skills, new insights, diverse points of view and the energy of all women and men from Worldline. Not only do they represent the Heart and Face of our company, they are also key players in our success. We make leading our talents a major asset in the success of our business.

Worldline is proud to be an Equal Opportunity employer. We do not discriminate based upon race, religion, colour, national origin, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, gender expression, age, status as an individual with a disability, or other applicable legally protected characteristics.