Data Modeler

Company: Ascendion
Apply for the Data Modeler
Location: Chester
Job Description:

We at Ascendion are seeking an experienced and highly skilled Data Modeller with strong domain expertise in banking to join our dynamic and collaborative team.

Onsite role in Chester, UK

**3 days work from office**

Key Responsibilities

  • Design, develop, and maintain conceptual, logical, and physical data models to support banking systems, ensuring high standards of data integrity, consistency, and regulatory compliance.
  • Perform in-depth data analysis across complex datasets to identify anomalies, discrepancies, and data quality issues, and recommend actionable remediation strategies.
  • Collaborate closely with business stakeholders, data architects, and engineering teams to translate business requirements into scalable and efficient data models.

Required Skills & Qualifications

  • 7+ years of experience in data modelling, ideally within the banking or financial services sector.
  • Strong understanding of banking data domains, including customer, transactional, risk, compliance, and regulatory reporting data.
  • Proven expertise in data analysis techniques and tools, with a focus on identifying and resolving data quality issues.
  • Proficiency in leading data modelling tools such as Erwin, PowerDesigner, or equivalent.
  • Solid understanding of relational (RDBMS) and NoSQL databases (e.g., Oracle, MongoDB).

Posted: July 1st, 2026