Job Title: Data Modeller - Investment Banking Location: London (hybrid - 3 days on-site per week) Salary/Rate: £640-740 per day inside IR35 Start Date: November Job Type: Initial 6 month contract (likely to extend)

Company Introduction We have an exciting opportunity now available with one of our sector-leading consultancy clients! They are currently looking for a skilled Data Modeller to support data modelling initiatives within a tier 1 bank, focusing on investment banking and capital markets data.

Job Responsibilities/Objectives

• The role will involve developing conceptual and logical data models for a range of data products, ensuring consistency across business areas and alignment with business requirements, authoritative data sources and the organisation's data governance framework.
• Working closely with enterprise architects, data governance leads, solution designers, engineering teams and subject matter experts, the successful candidate will help establish consistent modelling standards and deliver high-quality data models within a fast-paced, factory-style delivery environment.
• Develop conceptual and logical data models covering investment banking concepts, including client and counterparty, products and instruments, trades and transactions, positions, risk and finance, market data, and collateral data.
• Ensure models follow a common modelling language, naming conventions and reusable patterns to maintain consistency across data products.
• Translate business requirements into clear, actionable data models that connect business concepts with authoritative upstream data sources.
• Facilitate workshops and structured sessions with subject matter experts (SMEs) and the data office to validate definitions, resolve discrepancies and capture requirements.
• Define and apply modelling standards, metadata requirements and quality controls in line with the banks data governance framework.
• Work within a factory model, delivering multiple data product models concurrently through an iterative, high-throughput approach.
• Collaborate with enterprise architects, data governance leads, solution designers and engineering teams to ensure models are understood, maintainable and ready for implementation.
• Coordinate with onsite leadership and offshore teams to support delivery, collaboration and knowledge transfer.

Required Skills/Experience The ideal candidate will have the following:

• Proven experience in conceptual and logical data modelling within capital markets or investment banking.
• Proficiency in data modelling tools such as Hackolade and Erwin.
• Strong understanding of investment banking data concepts and relationships.
• Experience translating business requirements into structured data models.
• Knowledge of data modelling standards, metadata management and data governance.
• Strong stakeholder management and communication skills, with the ability to work effectively with business and technical teams.
• Experience working in a fast-paced delivery environment, managing multiple modelling activities simultaneously.

If you are interested in this opportunity, please apply now with your updated CV in Microsoft Word/PDF format.

Disclaimer Notwithstanding any guidelines given to level of experience sought, we will consider candidates from outside this range if they can demonstrate the necessary competencies. Square One is acting as both an employment agency and an employment business, and is an equal opportunities recruitment business. Square One embraces diversity and will treat everyone equally. Please see our website for our full diversity statement.