Senior Data Quality Assurance Analyst

Salary: £36,000 - 76,000 per year

Requirements:

• Strong experience in a senior data quality, assurance, governance or analytical role
• Proven ability to design and implement data quality frameworks and processes
• Experience working with large, complex operational datasets
• Advanced SQL skills for data profiling, validation and reconciliation
• Experience producing assured outputs for senior stakeholders or external scrutiny
• Strong understanding of data governance, data protection and regulatory requirements
• Experience using Power BI or similar tools, with a focus on accuracy and transparency
• Ability to influence stakeholders and improve processes, behaviours and systems
• Strong communication skills, with the ability to explain complex data issues clearly
• Experience coordinating teams and delivering through influence rather than hierarchy

Responsibilities:

• Leading data quality improvement across Housing services
• Designing and implementing data quality frameworks, rules and controls
• Monitoring data quality and managing issues through structured processes
• Identifying root causes of data issues and delivering sustainable fixes
• Validating and reconciling data across multiple systems and sources
• Supporting high-stakes reporting, including statutory and performance outputs
• Establishing governance processes for tracking, escalation and accountability
• Coordinating cross-functional teams to deliver data quality improvements
• Developing data profiling and automated monitoring approaches
• Providing independent assurance on critical datasets and reporting outputs
• Establishing clear data quality standards, controls and expectations
• Driving accountability for data quality across service areas
• Promoting a right first time approach to data capture and management

Technologies:

• Power BI
• SQL
• Support

More:

We are Islington Council, a place rich with diversity and culture, committed to challenging inequality in the borough and serving our communities. You will join our Data Infrastructure team in London Borough of Islington, working at the heart of a major transformation programme to improve how data is managed, validated and used across Housing services. We offer a supportive environment with a strong focus on inclusion, our CARE values of collaborative, ambitious, resourceful and empowering, and staff benefits including up to 31 days leave, flexible working, a 35-hour week, learning and development opportunities, a competitive salary, an excellent local government pension scheme, Cycle to Work scheme, discounted gym memberships, and local discounts.

last updated 36 week of 2026