Senior Data Engineer

Company: ISx4 Group
Apply for the Senior Data Engineer
Location: Northern Ireland
Job Description:

Job Role

We are seeking a Senior Data Engineer to lead delivery of data engineering workstreams within large-scale data platform and migration programmes. This role combines hands-on technical expertise with consulting leadership, ensuring the successful design, delivery and operation of modern data platforms while working closely with client stakeholders. You will play a key role in shaping architecture decisions, mentoring engineers and driving delivery across complex engagements.

Key Responsibilities

  • Lead design and implementation of enterprise-scale data pipelines, lakehouse and data warehouse architectures
  • Provide technical leadership across modern cloud data platforms and distributed processing frameworks
  • Drive delivery of data engineering workstreams within Agile programmes
  • Engage with client stakeholders to translate business objectives into technical solutions
  • Mentor engineers and establish engineering best practices
  • Lead architecture and design discussions with architects and platform teams
  • Oversee performance optimisation and platform reliability
  • Support data migration strategy and execution
  • Ensure governance, security and compliance standards are met
  • Produce architecture documentation, design artefacts and delivery roadmaps

Key Requirements

  • 7+ yearsâ experience in data engineering or data platform development
  • Strong experience with modern cloud data platforms, Spark and distributed data processing
  • Experience with data cataloguing and governance tooling, open table formats (e.g. Delta Lake, Iceberg) and streaming architectures
  • Advanced Python and Microsoft SQL Server development
  • Proven experience leading engineering teams or workstreams
  • Strong stakeholder engagement and consulting skills
  • Working knowledge of Hadoop
  • Experience with test-driven development and CI/CD
  • REST APIs and Kafka experience

Nice to Have

  • Hands on experience with databricks a distinct advantage
  • Experience leading data platform migrations
  • Experience managing delivery in large transformation programmes
  • Experience delivering projects in regulated environments

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Posted: September 22nd, 2026