Senior SQL Developer

Sabenza IT & Recruitment; Pretoria; On-site; ZAR 600,000 - 800,000; Full time

Job summary

A leading technology recruitment firm is seeking a Senior SQL Developer in Pretoria to optimize database solutions within financial systems. Ideal candidates have 8-10 years of experience, strong SQL skills, and a good understanding of the SDLC process. The role includes developing complex queries, troubleshooting performance issues, and collaborating in a high-stakes environment. A hybrid working model is offered, providing flexibility and opportunities for professional growth.

Qualifications

• 8-10 years of experience as a SQL developer in a software development environment.
• Strong knowledge of SDLC process and development methodology.
• Experience with security sensitive data is beneficial.

Responsibilities

• Develop complex T-SQL queries and optimize database performance.
• Support troubleshooting of SQL objects and application performance.
• Collaborate in SDLC phases from requirements to deployment.

Skills

T-SQL

Database optimization

Data analysis

Problem-solving

Collaboration

Education

Tertiary qualification in Information Technology

Microsoft Certification (SQL Developer/Azure)

Job description

Are you a data-driven problem solver who thrives on optimising performance, unlocking insights, and building robust database solutions?

We’re looking for a Senior SQL Developer to join a high-impact team within a financial services environment, where your expertise will directly support critical tax systems and data operations. This is an opportunity to work on complex, enterprise-level systems, collaborate with top-tier professionals, and play a key role in shaping data-driven decision-making.

If you enjoy working in a fast-paced, highly analytical environment where precision and performance matter—this role is for you.

Responsibilities

• Develop complex T‑SQL queries, Stored Procedures and Triggers.
• Assist in the design of the relational database architecture for new development projects.
• Develop new / alter existing SQL objects based off a set of requirements.
• Troubleshoot SQL objects that fail.
• Support the development team in troubleshooting application performance using SQL profiler and optimizing SQL queries or tuning indexing.
• Service requests from business, which include changes to processes or ad hoc data requests.
• Develop according to set coding standards and processes.
• Collaborate with Business Analysts to define scope and goals, track milestones, decide priorities, and report regularly to team leaders and BA’s.
• Work with Business Analysts to identify and understand source data systems.
• Contribute to all phases of the SDLC process extending from requirements gathering and design to development, testing and deployment.
• Investigate and fix production issues.
• Develop and test extraction, transformation and load processes.
• Work in a very data driven environment and use data analysis skills to anticipate and fix bugs.
• Supporting production databases.
• Monitor production databases regularly or respond to any database issues by bringing down the database or taking the database offline.
• Monitoring or optimizing the performance, security, backup, recovery or integrity of database management systems.

Requirements

• Relevant tertiary qualification in Information Technology or Computer/Engineering/Mathematical Sciences and / or Matric with at least 8 - 10 years relevant experience as a SQL developer as part of a team in a software development environment.
• Relevant Microsoft Certification (SQL developer / Azure) will be beneficial.
• 5 years relevant experience as a Senior SQL developer as part of a team in a software development environment, including the role as leading Developer within a team.
• Ability to work in a team environment: Follow mentorship/provide team leader mentorship, collaborate on a common (UML) design model.
• A good understanding of the SDLC process, tools and techniques specifically as applied to software development methodology.
• Experience working with security sensitive data. (beneficial)

Work in a mission-critical environment where your SQL expertise directly impacts financial systems and decision‑making. Enjoy a hybrid working model, collaborate with experienced professionals, and take ownership of high‑value, data‑intensive solutions.