Data Analyst: SQL & POLEv2 Expert | London (Hybrid)

Onyx-Conseil; City of Westminster; On-site; GBP 42,000 - 56,000; Full time

Job summary

Onyx-Conseil in London is seeking an experienced Data Analyst to support a major programme based in London. You will work with complex datasets to support analysis, reporting and data-driven decision-making, with a strong SQL capability and practical experience working with POLE data.

The role requires collaboration with data engineers, architects and business stakeholders to translate requirements into analytical outputs and to maintain data quality, mappings and documentation.

Qualifications

• Strong SQL skills with ability to write and optimize queries.
• Experience with POLEv2 data structures and data mapping.
• Data analysis, interpretation and reporting.
• Data cleansing, validation and quality assurance.
• Experience working with large and complex datasets.
• Data mapping and transformation.
• Identifying and resolving data-quality issues.
• Producing clear analytical outputs and reports.
• Translating business requirements into data and reporting requirements.
• Strong attention to detail and problem-solving.
• Collaborating with technical and non-technical stakeholders.

Responsibilities

• Analyse large and complex datasets to identify trends and insights.
• Write and optimize complex SQL queries.
• Work with POLEv2 data structures and models.
• Support data mapping, transformation and validation.
• Extract, cleanse and manipulate data from multiple sources.
• Investigate data quality issues and support remediation.
• Produce accurate analysis and reporting to support requirements.
• Collaborate with technical teams and stakeholders.
• Document data definitions, mappings and processes.
• Contribute to improving data quality and reporting processes.

Skills

SQL

POLEv2

Data analysis

Data cleansing

Data mapping

Data transformation

Data quality

Reporting

Stakeholder communication

Attention to detail

Job description

Onyx-Conseil in London is seeking an experienced Data Analyst to support a major programme based in London. You will work with complex datasets to support analysis, reporting and data-driven decision-making, with a strong SQL capability and practical experience working with POLE data.

The role requires collaboration with data engineers, architects and business stakeholders to translate requirements into analytical outputs and to maintain data quality, mappings and documentation.