Lead Data Business Analyst & SME — Hybrid Role

Citi Group; Belfast City District; Hybrid; GBP 90,000 - 120,000; Full time

Benefits offered by this job

Hybrid working model

Generous holiday allowance + bank

Private medical insurance

Employee Assistance Program

Pension Plan

Parental leave

Employee discounts

Learning and development resources

Job summary

Citi Belfast is seeking a highly experienced Lead Data Business Analyst / Data SME to own data lineage, governance, and analytics across enterprise data ecosystems. You will bridge business, operations, and data engineering to ensure accuracy, compliance and actionable insights.

You will lead data flow architecture for client and account data, map end-to-end lineage, and drive data quality initiatives, using SQL across Oracle, PostgreSQL, Snowflake and Teradata while collaborating with BI teams

Qualifications

• 10+ years of experience as a Data/Business Analyst or Data SME in enterprise environments.
• Expert-level SQL with complex joins, window functions and data pipelines.
• Domain knowledge in Client & Account data models and reference data management.
• Experience with BI and data visualization platforms (Tableau, Power BI, Looker or Qlik).
• Familiarity with data governance, metadata management, GDPR/CCPA compliance.

Responsibilities

• Lead Data Domain Expertise and Data Flow Architecture for client and account data.
• Document end-to-end data lineage from source ingestion to reporting and regulatory consumers.
• Perform advanced data analysis, profiling, reconciliation, and root-cause analysis.
• Define BRDs/FRDs and write user stories with clear acceptance criteria.
• Partner with governance teams to implement data quality and metadata standards.

Skills

SQL

Data modeling

Data governance

Stakeholder management

Agile/Scrum

Communication

Tools

Jira

Confluence

Tableau

Power BI

Looker

Qlik

Oracle

PostgreSQL

Snowflake

Teradata

Job description

Citi Belfast is seeking a highly experienced Lead Data Business Analyst / Data SME to own data lineage, governance, and analytics across enterprise data ecosystems. You will bridge business, operations, and data engineering to ensure accuracy, compliance and actionable insights.

You will lead data flow architecture for client and account data, map end-to-end lineage, and drive data quality initiatives, using SQL across Oracle, PostgreSQL, Snowflake and Teradata while collaborating with BI teams