Senior Datawarehousing Developer ( ETL​/BI​/Oracle

Job Specification Form (Senior BI/DW Developer)

JOB DESCRIPTION Cover main duties and responsibilities

We are looking for a dynamic individual who has a proven track record of developing enterprise level data warehouses that conform to modern Business Intelligence standards. The person in this role will work closely with stakeholders and team members to define, design and deliver actionable insights to the business in an agile environment. You will be developing robust data, ETL and reporting services that enable and support various business units.

Your ability to adapt and quickly grasp new business concepts will ensure success in this role.

• Champion BI and DW Architecture.
• Champion data quality, integrity and reliability within Truworths BI.
• Contribute to and grow architectural forums within Truworths BI.
• Data modelling (Dimensional, multi-dimensional and Relational).
• ETL Architecture.
• Process Automation and Architecture.
• PL/SQL coding.
• Report Development.
• Promote Self‑Service BI.
• IT and Business Process Optimisation.
• Data integration between legacy and modern systems.
• Interface with users to understand and agree on specifications.
• Ad-hoc scripts to facilitate user queries.
• Batch support.
• Batch scheduling.
• Agile Documentation.
• Participate in design, peer and code reviews.
• Daily technical, functional and operational support for existing Business Intelligence solutions.
• Contribute to the ideology and growth of moving the architecture to modern platforms, on‑premise and/or cloud.

• BSc or B Com in Information Systems or IT/IS Diploma (Highly Advantageous) or substantial experience in a Data Warehousing or Business Intelligence environment.

• Minimum 5 years data warehousing and/or ETL experience.
• Architectural mind‑set.
• Data and report modelling experience.
• Previous experience in retail systems an advantage.

• Enterprise Data Warehousing (Kimball Method)/ Data Modelling and Design.
• ETL (SSIS, IBM Data Stage, Informatica, ODI or similar).
• PL/SQL or T‑SQL scripting and optimisation.
• IT/Business Process Engineering.
• Report Development.
• Agile experience working in SCRUM.

• Oracle Database 11g/12c/19c.
• Oracle OBIEE, Power BI reporting services.
• Control M.
• Merchandise/retail/financial/CRM systems experience.
• Working with large volumes of transactional data.
• Microsoft SQL Server Database services.
• Microsoft SQL Server Analysis Services (SSAS).
• Microsoft SQL Server Integration Services (SSIS).
• Oracle ESSBASE.
• SAS Viya and CAS services.
• Low Code Development (Oracle APEX, Microsoft Power Apps).
• Power Query, M Language, and DAX.
• Realtime Data processing/ Data Streaming (JSON, MongoDB, Kafka).

• Excellent written and verbal communication skills.
• Team Orientation.
• Quick learner.
• Highly self‑motivated and driven.
• Attention to detail.
• Willingness to learn and share new technology and methodologies.