Senior Data & Bi Developer

Talent Evolution (Pty) Ltd; Durban; On-site; ZAR 800 000 - 1 000 000; Full time

Job summary

A leading data solutions provider in Durban seeks a Senior Data & BI Developer to transform complex multi-source data into actionable intelligence. You will leverage your SQL skills and data modeling expertise to deliver high-value BI solutions. The ideal candidate has over 5 years of experience, a strong analytical mindset, and excellent communication skills. Join a collaborative team focused on driving decision-making across the organization.

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 and applying mathematical or statistical methods to extract insights.

Responsibilities

• Partner with stakeholders to understand business challenges and information needs.
• Translate business questions into technical requirements, KPIs, and performance metrics.
• Design and build scalable data models and ETL processes across multiple data sources.

Skills

SQL

Data modeling

Mathematical manipulation

Power BI

Qlik Sense

Education

Bachelor's degree in Computer Science, Information Systems, Engineering

Tools

PowerPivot

SQL Server

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

R per month.

Duties and Responsibilities

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).