Intermediate SQL Developer

1 week ago


Pretoria, Gauteng, South Africa Interfront Full time R900 000 - R1 200 000 per year

Job Reference Number: Recruit136

Department: Tax

Business Unit:

Industry: Information Technology

Job Type: Permanent

Positions Available: 1

Salary: Market Related

To develop new processes and objects using Microsoft SQL Server as the primary platform, in the development of web-based solutions. All interactions with the Microsoft SQL Server database are done via specific queries and procedures developed using this platform. It also includes assisting with the day-to-day support, maintenance and administration of existing MS SQL Server environments.

Job Description

Responsibilities/Tasks:

  • 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 PM's, 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.
  • Support 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.

Closing date: 19th of December 2025

Position type: Permanent

Job Requirements

Requirements:

  • Relevant degree or diploma in computer information systems, computer science, data analytics, data management, engineering, mathematics or statistics
  • Relevant Microsoft Certification (SQL developer/Azure) will be beneficial.
  • 5 years' relevant experience as a SQL developer as part of a team in a software development environment, with the main focus of work being database development in SQL Server.
  • Contributed to the development of software applications that are deployed to a working production environment.
  • 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)

Skills and Knowledge Requirements

  • Knowledge of security vulnerabilities and working impact on software solutions implemented to a working production environment.
  • Experience of the following in Microsoft SQL Server:
  • Relational database design principles
  • Understanding of SQL Server Administration
  • SQL OLTP development
  • SQL Query optimization
  • SQL Query analysis
  • Database object design
  • XML and JSON structures (beneficial)
  • Good XML manipulation skills in XQuery (beneficial)
  • Basic understanding of front-end languages like HTML5, CSS, JAVA script (Beneficial)
  • Ability to deliver production quality software by e.g. paying attention to detail, doing extensive unit testing and supporting quality testing phases.
  • Knowledge and experience of the following toolsets:
  • SQL Server Management Studio 2012 upwards
  • SQL profiler (beneficial)
  • Knowledge on cloud services like Azure, AWS (Beneficial)
  • Good understanding of data integrity and security best practices.
  • Hands on experience in Exception Handling and Troubleshooting
  • Troubleshooting slow running queries, Profiling Performance Issues (Beneficial)

Personal Profile:

  • Self-starter, self-motivated, team player
  • Excellent communication, interpersonal and collaboration skills
  • Strong attention to detail and accuracy.
  • Able to work under pressure and meet deadlines
  • Able to apply standards
  • Strong sense of responsibility, not only for own scope of work but also for the entire solution and reputation of the company and clients.
  • Analytical thinking.
  • Quick learner and retainer of knowledge
  • Fast to comprehend and solve complex problems
  • Own transport for occasional in-office and team event collaborations
  • Home office setup for remote working, including a reliable and uninterrupted internet connection, with a minimum of 50MBps up and down speeds


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