Business Data Analyst: Data Quality, Governance & Insights

Affinity Water; Hatfield; Hybrid; GBP 41,000 - 50,000; Full time

Benefits offered by this job

Annual bonus

26–30 days leave

Pension scheme

Wellbeing centre

Tap4Perks discounts

Affinity volunteering days

Job summary

Affinity Water is seeking an experienced Business Data Analyst to join our Data Analytics & Governance team on an 18-month fixed-term contract. You will bridge business and technical teams, shaping data solutions and improving governance and reporting.

With 4-5 years of relevant experience, you will lead workshops, map processes, and develop data mappings and data lineage while ensuring data quality across key systems.

Qualifications

• 4–5 years' experience in a Business Data Analyst, Data Analyst or BI Analyst role.
• Proven experience gathering, documenting and validating business requirements across multiple stakeholder groups.
• Strong stakeholder engagement and management skills, with the ability to challenge constructively and influence outcomes.
• Extensive experience facilitating workshops, requirements gathering sessions and stakeholder reviews.
• Advanced SQL skills with experience interrogating large and complex datasets.
• Proven experience producing data mappings, data flow diagrams, data lineage documentation and data dictionaries.
• Strong understanding of data quality, data governance, data warehousing, ETL processes and data architecture principles.

Responsibilities

• Lead business and data requirements gathering workshops with stakeholders across the organisation.
• Analyse, document and validate business requirements, ensuring clear understanding and stakeholder agreement.
• Create business process maps and current/future state models, identifying opportunities to improve efficiency, reporting and data quality.
• Develop and maintain data mapping, data lineage and data flow documentation.
• Use SQL and data analysis techniques to explore, interrogate and validate complex datasets.
• Work closely with data engineers, data architects and technical delivery teams to translate business requirements into effective data solutions.
• Facilitate stakeholder workshops, playback sessions and solution reviews throughout the project lifecycle.
• Support the development and enhancement of dashboards, reports and analytical products that drive business decision-making.
• Identify data quality issues, risks and opportunities for improvement across key business processes.
• Support data governance initiatives and help establish best practice for data management and reporting.
• Build strong relationships across the organisation, influencing stakeholders and supporting successful delivery of change.

Skills

Stakeholder management

Requirements gathering

Business process mapping

SQL-based data analysis

Data quality assurance

Data governance knowledge

Analytical thinking

Tools

Power BI

Qlik Sense

Python basics

Job description

Affinity Water is seeking an experienced Business Data Analyst to join our Data Analytics & Governance team on an 18-month fixed-term contract. You will bridge business and technical teams, shaping data solutions and improving governance and reporting.

With 4-5 years of relevant experience, you will lead workshops, map processes, and develop data mappings and data lineage while ensuring data quality across key systems.