Photo of a happy women sitting in front of a laptop.

Senior Application Developer (all genders)

Madrid Frankfurt am Main Linux Experienced Professionals

Effective Field

We are looking for skilled application developers (all genders) with expertise in low-code development to join our dynamic team. In this role, you will be responsible for designing, building and maintaining applications using our X-Gen low-code platform, streamlining development processes, and collaborating with cross-functional teams to deliver high-quality solutions. You can find further tasks here:

  • You will work with cross-functional teams to gather and understand requirements for our payment application suite
  • You design and develop new features and functionality for our payments suite to improve user experience and transaction processing
  • You customize our payment application suite and integrate it into customer environments
  • You support the maintenance of the existing code and revise or improve the existing code
  • You troubleshoot and resolve payment-related issues in close collaboration with technical support teams
  • You develop and implement unit tests
  • You ensure the security and compliance of payment processing systems, including adhering to industry standards and regulations

What distinguishes you


  • Study or training in computer science, engineering, natural sciences or a related field
  • Minimum of 2 years of hands-on experience in application development
  • In-depth knowledge of web technologies such as HTTP REST, SOAP, XML and JSON
  • Ability to work with tools like SVN, Git, JIRA
  • Knowledge of relational databases (SQL/Oracle)
  • Knowledge of Javascript and/or TCL
  • Confident use of shell scripting (Bash / Unix)
  • Fluent English skills
  • Analytical thinking; structured and targeted approach
  • Willingness to work in an innovative and international team
  • Strong customer and service orientation


  • Experience with Sencha ExtJS web development framework
  • Knowledge of specific processes in the financial industry, ideally in payment transactions
  • Familiarity with payment processing protocols such as ISO 20022.
  • Fluent knowledge of German or Spanish

What you can expect

  • We offer you a professional and personal induction
  • We enable you to work independently in an international environment. Get the best out of yourself!
  • We want to grow! And you can do that too! We promote your further development with offers that suit you
  • Work-life balance is lived every day, especially through our flexible working time models
  • Technology, lifestyle or mobility - you choose what you need from our numerous benefits
  • We are a team. This is also reflected in joint employee and sports activities

If you are passionate about working with clients and keen to support valantic FSA as a Senior Application Developer (all genders), we want to hear from you. Become a part of our international and motivated team with your goals, ideas and wishes and APPLY NOW!

Your contact

Patrick Eschler, HR Manager at valantic

Patrick Eschler

+49 69 50952-140

valantic FSA