Location: Johannesburg | Work Type: Hybrid | Job ID: J107172 About our client: Our client offers financial service solutions helping their clients achieve their dreams. With an emphasis on culture fit, they boast a dedicated team of over 600 employees, many with over a decade of tenure. They have built their culture on a feeling of togetherness, trust and respect and are always looking to support employees' continuous learning. Using Agile, they provide diverse services with a focus on research, innovation and improvement. What you will be doing: Design, implement, and maintain scalable data warehouse architectures (Star/Snowflake) and optimize ETL/ELT pipelines for data quality. Write and tune complex SQL (T-SQL/ANSI) and use Python for data manipulation and advanced analytics. Own the full SDLC: requirements, design, testing, deployment, and solution estimation. Collaborate with stakeholders to translate business data needs into technical structures. Identify and resolve performance ...