Power BI Developer

iOCO Pty Ltd; Cape Town; On-site; ZAR 300 000 - 400 000; Full time

Job summary

A leading technology firm in South Africa is seeking a skilled Power BI Developer to create user-friendly dashboards for a public sector client. The role requires over 3 years of experience, strong UI/UX skills, and proficiency in DAX and Power Query. The ideal candidate will engage effectively with both technical and non-technical stakeholders. This position is crucial for delivering impactful visual insights and requires attention to data governance and security principles.

Qualifications

• 3+ years’ experience as a Power BI Developer or BI Analyst.
• Strong portfolio showcasing UI/visualisation-focused dashboard work.
• Intermediate to strong knowledge of DAX, Power Query, and data modelling.

Responsibilities

• Develop and enhance visually compelling Power BI dashboards for operational and executive reporting.
• Build and optimise DAX measures and data models.
• Translate business requirements into meaningful visual insights.

Skills

Dashboard Design

UI/UX Design

DAX

Power Query

SQL

Tools

Power BI

Job description

We are looking for a Power BI Developer with strong front-end dashboard design skills to support a key client in the public-sector environment. This role is ideal for someone who excels in creating clear, user-friendly, and impactful dashboards, with a strong focus on UI/UX and data storytelling.

What you'll do:

• Dashboard Design & Visualisation (80%)
  • Develop and enhance visually compelling Power BI dashboards for operational and executive reporting.
  • Apply UI/UX best practices to ensure dashboards are intuitive and accessible for a broad range of stakeholders.
  • Translate business and departmental requirements into meaningful visual insights.
  • Maintain consistent visual standards, ensuring accuracy, clarity, and usability.
  • Optimise dashboards for performance and user adoption.
• Data Modelling & Backend Support (20%)
  • Build and optimise DAX measures, calculated fields, and efficient data models.
  • Use Power Query for data shaping and transformation across multiple data sources.
  • Work with data owners, analysts, and backend teams to ensure high-quality datasets.
  • Manage dataset refresh schedules, workspace structure, and permissions in Power BI Service.

Your Expertise:

• 3+ years’ experience as a Power BI Developer or BI Analyst.
• Strong portfolio showcasing UI/visualisation-focused dashboard work.
• Intermediate to strong knowledge of DAX, Power Query, and data modelling.
• Experience working with SQL-based data sources.
• Ability to engage effectively with both technical and non-technical stakeholders.

Nice to Have

• Experience supporting clients in public-sector or regulated environments.
• Understanding of data governance and security principles (e.g., POPIA).
• Exposure to cloud platforms, ideally Azure.