Job description. Senior Data Engineer Location: Belfast (Hybrid) Contract: Full-time, permanent This role sits within a global tech business operating at serious scale, where data underpins products used by millions of people every day. You'll join a high-performing engineering group responsible for building and evolving large, distributed data platforms that power analytics, insights, and customer-facing capabilities. If you enjoy designing robust data systems, working with modern tooling, and influencing how data engineering is done at scale, this is a role with real ownership and impact. Why join? * Work on large-scale, distributed data platforms * Strong engineering culture with a focus on quality and best practice * Opportunity to influence architecture and technical direction * Collaborative, inclusive teams with experienced engineers * Clear investment in learning, growth, and long-term careers What you'll be doing: * Designing, building, and supporting scalable data pipelines and platforms * Improving data reliability, performance, and observability * Working closely with product, analytics, and engineering teams to understand data needs * Applying solid software engineering practices across data systems * Contributing to technical decisions, standards, and continuous improvement * Troubleshooting complex data issues in production environments What you'll bring: * Strong experience building distributed data systems in cloud environments * Hands-on experience with data orchestration tools (e.g. Airflow) * Solid background working with modern data stores and processing tools (SQL, Spark, dbt, Snowflake or similar) * Experience with event-driven or streaming platforms (e.g. Kafka) * Good understanding of CI/CD, testing, version control, and containerisation * Comfortable working in Agile teams and collaborating cross-functionally Interested? If you're a senior data engineer looking for scale, ownership, and the chance to shape how data platforms evolve, this is well worth a conversation. Get in touch with Justin Donaldson or apply directly. Skills: Python SQL CI/CD Spark Snowflake AWS. Azure