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Principal Data Engineer

BELUK - Belfast, UK💼 Full-time🗓 2026-07-23 → 2026-09-25

Core

Lead the design and build-out of cross-product data services, defining a governed customer data plane and operationalizing ingestion for batch, streaming, and event data to power ML workflows and AI automation.

Role type

Principal Data Engineer (Data Platform & Productization)

Builds

Cross-product data services, curated datasets, secure query interfaces, product-ready data APIs, and governed data products for ML/AI workflows.

Domain

Application Security / DevSecOps / Data Engineering

Deliverable

production ML models | product features | dashboards & analysis

Required skills

SQL, Python, AWS, Google Cloud, operational database management, analytics store optimization, data modeling, lakehouse patterns, orchestration, streaming systems, ML data preparation

Preferred skills

self-service data platforms, regulated environment experience, data access controls, auditing

Technologies

AWS, Google Cloud, RDS, columnar/OLAP stores, open table formats

Responsibilities

Lead design of cross-product data services; define canonical customer data models; build ingestion patterns for batch/streaming/event data; own operational playbook for data reliability; implement access methods and productize data products; design data models for operational and analytics systems; enable AI automation with reliable data products; partner with stakeholders on roadmap alignment; raise technical bar via architecture reviews and mentoring.

Seniority

Principal, hands-on IC with strategy & mentorship

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