Senior Software Engineer – Realtime Systems (m/w/d)

Senior Software Engineer – Realtime Systems (m/w/d)

We're Fiserv, a global leader in Fintech and payments, and we move money and information in a way that moves the world. We connect financial institutions, corporations, merchants, and consumers to one another millions of times a day – quickly, reliably, and securely. Any time you swipe your credit card, pay through a mobile app, or withdraw money from the bank, we're involved. If you want to make an impact on a global scale, come make a difference at Fiserv.

To strengthen our team in the area of Authorisation, Clearing and Settlement (ACS), we are looking for an experienced and technically skilled individual as Senior Software Engineer – Realtime Systems (m/w/d).

In this role, you will work on our central authorization and routing system GANS, which is a key component in global payment traffic. You will take responsibility for business-critical realtime applications and ensure stable and performant technical communication within the platform.

Look forward to a highly specialized, international environment and working on systems that enable millions of transactions every day.

Your tasks:

• Development and operation of our realtime authorization platform (GANS)
• Implementation and configuration of technical communication processes
• Work with IP connections, line handlers, and session handlers
• Analysis, troubleshooting, and optimization in a highly available system landscape
• Ensuring the performance and stability of our applications
• Close cooperation with internal specialist and development teams

What you should bring:

• Several years of experience in software development, ideally in the environment of highly available systems
• Experience with realtime applications
• Very good understanding of network technologies and IP-based communication
• Experience in configuring and developing technical interfaces
• Good knowledge of C, C++ or comparable programming languages
• Analytical mindset as well as a structured and solution-oriented way of working
• Fluent German skills (at least C1)

What would be ideal:

• Experience in payment processing
• Knowledge of authorization or routing systems

What we offer you:

• High technical responsibility and scope for initiative
• Contribution to an international and highly specialized environment
• Long-term prospects in a stable, global company

Thank you for considering employment with Fiserv. Please:

• Apply using your legal name
• Complete the step-by-step profile and attach your resume (either is acceptable, both are preferable).

Our commitment to Diversity and Inclusion:

Fiserv is proud to be an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, national origin, gender, gender identity, sexual orientation, age, disability, protected veteran status, or any other category protected by law.

Note to agencies:

Fiserv does not accept resume submissions from agencies outside of existing agreements. Please do not send resumes to Fiserv associates. Fiserv is not responsible for any fees associated with unsolicited resume submissions.

Warning about fake job posts:

Please be aware of fraudulent job postings that are not affiliated with Fiserv. Fraudulent job postings may be used by cyber criminals to target your personally identifiable information and/or to steal money or financial information. Any communications from a Fiserv representative will come from a legitimate Fiserv email address.