Senior Application Developer
Pubblicato il 12-08-2026 - Fiserv in Milano
Calling all innovators – find your future at Fiserv.We’re Fiserv, a global leader in Fintech and payments, and we move money and information in a way that moves the world.
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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.Job TitleSenior Application DeveloperAbout Your Role:As an Senior Application Developer , you will provide critical application support and development expertise for our client in Milan, a strategically important client generating high revenue annually.
The role is customer‑facing and requires an Italy‑based,
Italian‑speaking technical advisor who can respond promptly during local business hours and provide out‑of‑hours (OOH) support for high‑severity incidents.You will act as a trusted technical point of contact, ensuring application stability, rapid incident resolution, and effective communication with client stakeholders.
This role is essential to maintaining service continuity, meeting strict service expectations, and protecting a key revenue stream.What you’ll do:Provide application development and production support for Numia‑owned systems and integrationsAct as first‑line advisor for application incidents, analysis, and resolution during Italian business hours.
Participate in out‑of‑hours (OOH) support for critical production issues as requiredDiagnose and resolve application defects, performance issues, and integration failuresPerform root cause analysis (RCA) and implement corrective and preventive actionsCollaborate closely with Numia stakeholders, internal development teams, and infrastruc