Senior Developer: SQL and Reporting (Western Cape) at BDO South Africa

Primary Purpose of the Job

• We are hiring a meticulous data professional to fulfil a hybrid role that combines SQL development, report creation, and data engineering. This role is accountable for designing and managing robust data pipelines, developing and tuning SQL queries, and building and maintaining the enterprise data warehouse. The candidate will also produce high‑quality reports and dashboards, translating data into clear, actionable insights that enable informed business decisions across the organization.

Main Duties and Responsibilities

Design, develop, and optimize complex SQL queries, stored procedures, functions, and scripts.

• Ensure that all database systems are maintained and enhanced to meet the organisation's requirements for data integrity, security, and availability.
• Create and restore databases
• Monitor database performance, implement changes, apply new patches and versions when required
• Create Server agent jobs
• Build, manage and support data warehousing solution and contribute to the development of data models.
• Ability to establish ODBC connections between different types of databases and platforms
• Create linked servers.
• Create data integrations with various servers and datasets.
• Develop and maintain operational, financial, and ad-hoc reports using SQL-based reporting tools (e.g., SSRS, Power BI)
• Ensure data accuracy and consistency in all reports and dashboards.
• Design and implement data pipelines and ETL processes for integrating data from various sources.
• Work with large datasets, ensuring data reliability, consistency, and scalability.
• Create and maintain documentation on database design, ETL processes, and report development.
• Work closely with the developers on projects to assistance with the database structure and relationships

Requirements
Qualifications

• Grade 12 
• Degree or Diploma in Computer Science or related field

Work Experience

• Minimum 3- 5 years’ relevant experience
• Proven experience in developing reports and databases

Knowledge

• Advanced in MS SQL Server BI Stack tools and technologies (SSRS, SSIS, TSQL, Power Query, Power Bi, Dax)
• Strong knowledge of Python.
• Strong Microsoft Excel skills including Macros
• Familiarity with cloud platforms (e.g., Azure)
• Competencies: Technical & Behavioural

Technical Competencies

• Excellent knowledge of data backup, recovery, security, integrity, and SQL.
• Experience in Crystal reports or similar business intelligence tools
• Solid understanding of ETL processes, data warehousing concepts, and data modelling.

Behavioural Competencies

• Ability to work independently and as part of a team
• Proactive, self-starter with initiative to find ways to improve solutions, systems and processes 
• Excellent analytical and problem-solving skills
• Ability to learn new software and technologies quickly.
• Ability to follow instructions
• Strong attention to detail
• Excellent communication and documentation abilities.