Senior Data & BI Developer

Talent Evolution (Pty) Ltd; Durban; On-site; ZAR 300,000 - 400,000; Full time

Job summary

A consulting firm in Durban is looking for a Senior Data & BI Developer to transform complex data into actionable insights. The ideal candidate will have over 5 years of SQL experience and a strong background in BI solutions. Responsibilities include designing scalable data models and engaging with stakeholders. Competitive salary ranging from R45,000 to R60,000 per month.

Qualifications

• 5+ years of experience working with SQL and relational databases.
• Proven track record in designing and delivering BI solutions.
• Strong skills in handling large, complex datasets.

Responsibilities

• Partner with stakeholders to understand business challenges.
• Design and build scalable data models and ETL processes.
• Mentor junior team members and share knowledge.

Skills

SQL

Data modeling

Analytical thinking

Problem-solving

Stakeholder engagement

Education

Bachelor’s degree in Computer Science or related field

Tools

Power BI

Qlik Sense

PowerPivot

Job description

Senior Data & BI Developer job vacancy in Durban.

Our client is seeking a Senior Data & Business Intelligence Developer who can transform complex, multi-source data into meaningful insights that drive decision-making.

In this role, you’ll combine strong technical expertise with analytical thinking, working closely with business stakeholders to design, build, and deliver high-value BI solutions.

You will leverage your skills in SQL, data modeling, and mathematical manipulation to extract insight from large datasets and present it through engaging, user-friendly reports and dashboards.

This position requires both technical depth and business acumen, with a focus on creating trusted, actionable intelligence across the organization.

Salary: R45 000 – R60 000 per month.

Duties and Responsibilities:

• Business Analysis & Solution Design
  • Partner with stakeholders to understand business challenges, performance drivers, and information needs.
  • Translate business questions into technical requirements, KPIs, and performance metrics.
  • Conduct data discovery, quality assessments, and gap analysis to ensure accuracy and completeness.
  • Prototype analytical approaches to uncover trends, correlations, and predictive patterns.
• Data & BI Development
  • Design and build scalable data models and ETL processes across multiple data sources.
  • Develop intuitive BI reports and dashboards using SQL, PowerPivot, Power BI and Qlik Sense
  • Apply mathematical and statistical techniques to derive insights, improve forecasting, and support decision-making.
  • Ensure reports are designed with clarity, usability, and storytelling in mind.
• Collaboration & Mentorship
  • Facilitate solution walkthroughs and demos to validate outputs with stakeholders.
  • Mentor junior team members, sharing knowledge of data modeling, BI best practices, and analytical techniques.
  • Contribute to the development of reusable BI components, templates, and data assets.
• Governance, Maintenance & Support
  • Adhere to data governance and security frameworks.
  • Perform regular audits and optimizations to ensure data accuracy and system performance.
  • Troubleshoot and resolve BI solution issues, providing ongoing support to business users.

Requirements:

• Bachelor’s degree in Computer Science, Information Systems, Engineering, or a related field (Honours preferred).
• 5+ years of experience working with SQL and relational databases.
• Proven track record in designing and delivering BI solutions.
• Strong skills in handling large, complex datasets and applying mathematical or statistical methods to extract insights.
• Experience in stakeholder engagement, requirements gathering, and translating needs into actionable BI outputs.
• Excellent problem-solving ability with a focus on creating practical, business-focused solutions.
• Strong communication skills, able to simplify and present technical concepts clearly to non-technical audiences.

Desirable Skills:

• Experience in a logistics or supply chain environment.
• Exposure to Enterprise Resource Planning solutions like Syspro, SAP, etc.
• Knowledge of data governance frameworks and compliance standards (e.g., GDPR, POPIA).