Client 360 Application Support Engineer (L3), Officer

State Street • Kraków, Lesser Poland Voivodeship, Poland • Posted June 28, 2026

Location Kraków, Lesser Poland Voivodeship
Job Type Full time
Category Computer Occupations
Posted June 28, 2026

Think start-up energy, backed by enterprise scale.

We are building a modern platform within a global organization—combining the agility, ownership, and engineering freedom of a start-up with the stability and funding of an industry leader. You’ll work in a highly collaborative, international environment where your contributions directly shape real products used at scale.

Who we are looking for

We are seeking an Application Support Engineer to support a cloud-native, data-intensive application built on AWS and Databricks. This role is responsible for ensuring application stability, data reliability, and timely incident resolution across production and pre-production environments.

You will act as the first line of defense for application issues, working closely with engineering, data, DevOps, and business teams to troubleshoot problems, restore service, and continuously improve operational resilience.

This role is ideal for someone with stro...

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