Billing Systems Engineer — Comarch BSS & Data Integrations

InPost UK; Kraków; Sur place; PLN 120 000 - 180 000; Plein temps

Résumé du poste

InPost UK is seeking a Billing System Engineer to help us develop and ensure the stability of our billing systems, closely with the Comarch BSS platform.

You’ll work in a complex system environment, diagnose root causes, and influence the reliability, upgrades, and technical documentation of our billing solutions.

Join an international tech team and contribute to end-to-end data flows, security controls, and compliant invoicing across Europe.

Qualifications

• Experience with Comarch BSS modules: Product Catalog, Billing or Billing Mediation.
• Proficient in SQL for data analysis and troubleshooting.
• Experience with enterprise system integrations and integration tools.
• Understanding of invoicing, rating and usage-based billing.
• Familiar with Oracle or PostgreSQL and Elasticsearch.
• Experience with Linux, REST API testing and Apache Kafka.
• English communication at least B2 level.

Responsabilités

• Maintain and configure the Comarch BSS platform, incl. Product Catalog, Billing and Billing Mediation.
• Monitor platform performance, jobs, logs and runtime incidents.
• Investigate data issues and identify root causes.
• Monitor interfaces and integrations to ensure end-to-end data flows.
• Support backup, recovery processes and high availability.
• Configure data connections and integrations and own implementation.
• Support audit controls, security requirements and compliance activities.
• Follow the BSS roadmap, run PoCs and maintain technical documentation.
• Contribute to platform upgrades, patches, and new functionalities.

Connaissances

Comarch BSS

SQL

System integration

Billing processes

English (B2+)

Outils

Oracle

PostgreSQL

Elasticsearch

Linux

REST API testing

Apache Kafka

Description du poste

InPost UK is seeking a Billing System Engineer to help us develop and ensure the stability of our billing systems, closely with the Comarch BSS platform.

You’ll work in a complex system environment, diagnose root causes, and influence the reliability, upgrades, and technical documentation of our billing solutions.

Join an international tech team and contribute to end-to-end data flows, security controls, and compliant invoicing across Europe.