Power BI Developer / Specialist (Contract)

PBT Group; Johannesburg; Hybrid; ZAR 600.000 - 900.000; Vollzeit

Zusammenfassung

PBT Group in Johannesburg is seeking an experienced Power BI Developer to design, build and deliver high-quality BI solutions. You will work with business stakeholders and data teams to transform data into clear insights through reports, dashboards and semantic models.

The role requires strong DAX, Power Query, data modelling knowledge and excellent communication. You will collaborate in Agile sprints, optimise performance and help deploy BI solutions into production.

Qualifikationen

• Strong hands-on Power BI experience covering reports, data modelling and dashboards.
• Advanced DAX proficiency.
• Solid experience with Power Query / M.
• Understanding of star and snowflake data models.
• Experience gathering requirements from business stakeholders.
• Ability to optimise BI solutions for performance.
• Familiarity with Power BI Service and deployment pipelines.
• Excellent communication skills.

Aufgaben

• Design, develop and maintain Power BI reports and dashboards to meet business needs.
• Build robust data models and semantic layers for performance and usability.
• Write efficient DAX measures and calculated columns.
• Develop and optimise Power Query (M) transformations.
• Collaborate with data engineers and business users to ensure data quality.
• Implement best practices for report design, governance and performance.
• Support deployment of Power BI solutions into production environments.
• Provide technical documentation and knowledge transfer.
• Participate in Agile delivery processes and stakeholder feedback cycles.

Kenntnisse

Power BI

DAX

Power Query / M

Data modelling concepts

Stakeholder engagement

Performance optimisation

Power BI Service

Row-level security (RLS)

Azure data platforms

Microsoft Fabric

Consulting experience

PL-300 certification

Tools

Azure Synapse

Databricks

Azure Data Factory

Microsoft Fabric

Jobbeschreibung

We are looking for an experienced Power BI Developer / Specialist to design, develop and deliver high-quality Power BI solutions. The successful candidate will work closely with business stakeholders and data teams to turn data into clear, actionable insights through well-designed reports, dashboards and semantic models.

Key Responsibilities

• Design, develop and maintain Power BI reports and dashboards that meet business requirements.

• Build robust data models and semantic layers optimised for performance and usability.

• Write efficient DAX measures and calculated columns.

• Develop and optimise Power Query (M) transformations.

• Collaborate with data engineers and business users to ensure data quality and accurate reporting.

• Implement best practices for report design, governance and performance.

• Support the deployment of Power BI solutions into production environments.

• Provide technical documentation and knowledge transfer where required.

• Participate in Agile delivery processes and stakeholder feedback cycles.

Required Skills & Experience

• Strong hands-on experience with Power BI (report development, data modelling and dashboard design).

• Advanced DAX proficiency.

• Solid experience with Power Query / M.

• Good understanding of data modelling concepts (star schema, relationships, star/snowflake designs).

• Experience working with business stakeholders to gather and refine reporting requirements.

• Ability to optimise Power BI solutions for performance.

• Familiarity with Power BI Service (workspaces, deployment pipelines, security, sharing).

• Strong communication skills and the ability to explain technical concepts to non-technical users.

Advantageous

• Experience with Azure data platforms (e.g. Azure Synapse, Databricks, Azure Data Factory).

• Knowledge of Microsoft Fabric.

• Exposure to row-level security (RLS) and Power BI governance.

• Previous experience in a consulting or project-based environment.

• Microsoft PL-300 (Power BI Data Analyst) certification or equivalent.

Working Arrangement

• Hybrid - based in Johannesburg.

• Contract role.