SQL Developer – Core Banking Data Engineer

Jobtailor; Ireland; On-site; EUR 90,000 - 130,000; Full time

Job summary

Jobtailor in Ireland is seeking an experienced data engineer to design, build and operate the data foundations powering a cloud-native core banking platform. You will partner with Product, Platform, Security and Data Consumers to ensure data is accurate, auditable and observable.

You will implement data ingestion for core banking domains, design ledger-supporting data structures and contribute to incident response and root-cause analysis while producing clear technical documentation.

Qualifications

• 5+ years building and operating data pipelines in regulated enterprise environments.
• Strong experience designing data solutions for transactional/financial systems.
• Practical knowledge of ledger and accounting concepts.
• Experience with data modelling.
• Familiarity with core banking data domains and adjacent systems.
• Strong programming in one or more: Python, Java, Scala, Kotlin, Go (or similar).
• Strong SQL skills and experience tuning complex transformations.
• Experience with streaming/event platforms (Kafka or equivalent).

Responsibilities

• Design, build, and operate the data foundations that power a cloud-native core banking platform.
• Partner closely with Core Banking Product Engineers, Platform Engineers, Security/Risk, and Data Consumers.
• Ensure data is accurate, auditable, reconciled, and observable.
• Design and implement data ingestion for core banking domains.
• Build data structures that support double-entry ledger concepts.
• Implement integration patterns that support near-real-time needs.
• Participate in incident response and root-cause analysis.
• Produce clear technical documentation and contribute reusable components.

Job description

Responsibilities

• Design, build, and operate the data foundations that power a cloud-native core banking platform
• Partner closely with Core Banking Product Engineers, Platform Engineers, Security/Risk, and Data Consumers
• Ensure data is accurate, auditable, reconciled, and observable
• Design and implement data ingestion for core banking domains
• Build data structures that support double-entry ledger concepts
• Implement integration patterns that support near-real-time needs
• Participate in incident response and root-cause analysis
• Produce clear technical documentation and contribute reusable components

Requirements

• 5+ years building and operating data pipelines in regulated enterprise environments
• Strong experience designing data solutions for transactional/financial systems
• Practical knowledge of ledger and accounting concepts
• Experience with data modelling
• Familiarity with core banking data domains and adjacent systems
• Strong programming in one or more: Python, Java, Scala, Kotlin, Go (or similar)
• Strong SQL skills and experience tuning complex transformations
• Experience with streaming/event platforms (Kafka or equivalent)