Instil, Inc. logo

Principal Data Engineer

Job Overview

Location

Belfast

Job Type

Full-time

Category

Data Engineer

Date Posted

May 12, 2026

Full Job Description

đź“‹ Description

  • • Principal Data Engineer role focused on building, supporting, and leading data platforms and pipelines with hands-on technical leadership across Instil’s cloud data stack.
  • • Day-to-day responsibilities include designing, building, and improving data pipelines, setting engineering standards, mentoring engineers, and collaborating with analysts and senior stakeholders to deliver reliable, well-modelled data for analytics and downstream use cases.
  • • Instil is an award-winning technology company with over 20 years of experience delivering software engineering solutions, recognised as a Great Place to Work® for three consecutive years and ranked in the Top 20 Best Workplaces in the UK for medium-sized companies in 2024.
  • • The role offers opportunity to grow technical leadership skills, shape data engineering practices, influence team capabilities, and contribute to architectural decisions while working with modern cloud data technologies.

🎯 Requirements

  • • 8+ years' commercial experience in data engineering or data-focused software engineering, including senior or lead-level experience
  • • Experience owning data platforms end-to-end with focus on reliability, scalability, cost, and governance
  • • Track record of setting technical direction, establishing standards, and leading architectural decisions across data workstreams
  • • Experience mentoring and growing engineers and contributing to team processes and output
  • • Strong problem-solving skills and ability to navigate ambiguity to shape solutions from evolving requirements
  • • Clear communication skills and experience collaborating with technical teams and senior non-technical stakeholders
  • • Commercial experience with Python for data processing and pipeline development
  • • Experience with AWS data services (S3, Lambda, Glue or comparable) including platform design and cost-aware architecture
  • • Experience designing, building, and maintaining ETL/ELT pipelines in production at scale
  • • Expert SQL skills including complex queries, performance tuning, and warehouse optimisation
  • • Deep experience with cloud data warehouses (Snowflake or similar) covering data models, pipelines, warehouse objects, and governance
  • • Experience handling semi-structured data (JSON, Parquet) alongside structured datasets

🏖️ Benefits

  • • Discretionary annual performance bonus rewarding impact and contribution
  • • Flexible working arrangements and summer hours for work-life balance
  • • Highly competitive pension scheme with generous employer contributions, private healthcare, and life assurance
  • • Health & Wellbeing support including Employee Assistance Programme, mental health support, cycle-to-work scheme, and regular social events
  • • 35 days holiday, enhanced maternity pay, and family-first policies
  • • Investment in learning and development through courses and certifications
  • • Opportunities to volunteer and participate in inclusive community and culture initiatives

Skills & Technologies

Python
AWS
Senior
Onsite

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Instil, Inc.
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About Instil, Inc.

Instil is a HR technology firm that delivers an AI‑powered talent acquisition and employee experience platform. Its solution helps organizations attract, engage, and retain talent by providing data‑driven insights, personalized candidate journeys, and internal mobility tools. The platform integrates with existing HRIS and ATS systems, offering analytics, skill mapping, and career pathing to improve workforce agility. Instil serves mid‑to‑large enterprises across sectors such as technology, finance, and healthcare, aiming to reduce time‑to‑hire, boost employee satisfaction, and foster continuous learning and development.

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