Senior BI Developer

Ignition GroupZA

23 days ago

Job description

Job title : Senior BI Developer

Job Location : KwaZulu-Natal,

Deadline : December 05, 2025

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The Senior BI Developer will play a pivotal role in designing, developing, and maintaining the organization’s data infrastructure and advanced analytics solutions. This role focuses on enabling world-class business intelligence capabilities and delivering strategic insights that support evidence-based decision-making across all business functions.

Job Description

Data Infrastructure & Integration

Design, build, and maintain scalable data pipelines integrating operational, financial, customer, and performance datasets.

Develop and optimize ETL / ELT processes to ensure accurate, timely, and reliable data flows.

Manage integrations between multiple business systems, APIs, and data warehouses to create unified enterprise datasets.

Ensure alignment of data architecture and Power BI data models with business needs, including scalability, performance, and future growth requirements.

Analytics Solutions & Reporting

Develop and maintain advanced Power BI dashboards, reports, and data models, ensuring consistency, performance, and usability.

Translate complex datasets into clear, actionable insights for diverse business stakeholders.

Create predictive and prescriptive analytics models to support forecasting, trend analysis, and performance optimization.

Automate recurring reporting processes and ensure consistency in data definitions, metrics, and visualizations.

Implement Power BI best practices including DAX optimization, efficient data modeling, and report governance.

Innovation & Advanced Analytics

Build and maintain AI-driven analytics solutions that leverage Power BI, Python, or cloud services to uncover deeper insights.

Explore and implement machine learning and advanced statistical techniques to identify patterns, trends, and opportunities across business domains.

Continuously evaluate emerging technologies and recommend adoption where relevant to enhance BI capabilities.

Governance, Quality & Security

Define and enforce data quality, governance, and stewardship standards across all datasets.

Ensure compliance with data privacy, protection, and security policies (e.g., POPIA, GDPR).

Conduct regular audits to identify anomalies, risks, and opportunities for data quality improvements.

Collaboration & Strategic Impact

Partner closely with cross-functional business teams to design analytics projects that drive strategic impact and operational excellence.

Provide subject matter expertise in Power BI, data architecture, and visualization best practices.

Contribute to enterprise-level initiatives by supplying insights that enhance performance, efficiency, and decision-making.

Mentor and support data and business users on interpreting Power BI dashboards and leveraging analytics tools effectively.

Specialization : Mobile Telecoms and Mobile Banking

A Senior BI Developer specializing in mobile telecommunications or mobile banking will bring expertise in integrating, analyzing, and optimizing large-scale transactional and network data. This includes :

Developing Power BI analytics solutions for customer usage behavior, churn prediction, revenue assurance, and service performance monitoring.

Managing complex data environments with high-volume transactional systems, billing data, and mobile financial transaction logs.

Creating advanced Power BI dashboards and KPIs for network operations, customer segmentation, fraud detection, and product performance.

Leveraging real-time data pipelines and event-driven architectures to support decision-making in high-velocity business environments.

Applying regulatory and security best practices relevant to telecom and financial data management.

Job Requirements

Expert-level proficiency in Power BI including data modeling, DAX, Power Query (M), and report development.

Strong proficiency in SQL and enterprise data integration tools.

Proven experience in data modeling, ETL / ELT development, and cloud data platforms (e.g., Snowflake, Azure, AWS).

Solid understanding of data governance, security, and compliance best practices.

Track record of delivering end-to-end Power BI and BI solutions that drive measurable business impact.

Experience with predictive analytics and machine learning for business optimization.

Strong business acumen with the ability to connect technical solutions to organizational goals.

Excellent communication and stakeholder management skills, with the ability to influence at senior levels.

Analytical and problem-solving mindset with a passion for transforming data into actionable insights.

Education and Training :

Bachelor’s degree in Computer Science, Information Systems, Data Analytics, or a related field.

Experience :

5+ years of experience in BI development, including Power BI, data modeling, and ETL / ELT processes.

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