Senior sql developer (jhb)

DataFin Recruitment · johannesburg, gauteng, South-Africa

Location
johannesburg
Job Type
Full-time
Posted
July 03, 2026

Job Description

ENVIRONMENT

DESIGN, develop, implement, and maintain all application systems and associated technologies, with a strong focus on SQL database development as the next Senior SQL Developer wanted by a cutting-edge Fin Tech company. You will be responsible for ensuring optimum performance, efficiency, and high availability of data systems and related applications for internal and external clients. The successful incumbent must have Matric/Grade 12, a BSc Degree (Computer Science) or related tertiary qualification with 5-10 years in SQL and Software Development, with demonstrable experience in database design, query optimisation, and application development. You must also be proficiency with MSSQL and/or My SQL, Java, C# or PHP.

DUTIES

SQL Development & Database Engineering - Write advanced SQL queries, stored procedures, functions, views, and triggers. Design, normalise, and implement relational database models and schemas. Perform performance tuning and query optimisation, in...

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