Johannesburg: Technical Lead Billing posted by Magnus Consulting Solutions Pty Ltd

About the Role

The Senior Technical Lead Billing is accountable for the end-to-end technical leadership, architecture, and operational integrity of Bayobabs wholesale billing landscape. The role owns the technical design, integration, and execution of high-volume billing platforms supporting international voice, SMS, data, signalling, RBM, RMS and value-added services, ensuring accurate rating, charging, invoicing, settlement, and financial reconciliation.

Key Responsibilities

• Produce, review & approve the designs (HLDs, LLDs) and development for new billing capabilities, enhancements, and integrations.
• Translate business and commercial requirements into technically executable billing solutions.
• Lead and manage software development teams. Guide project teams on technology strategy related to coding practices, continuous integration, and automated deployment. Including hands-on guidance to development and configuration teams.
• Write/review technical documentation and create detailed reports.
• Ensure adherence to non-functional requirements including performance, scalability, security, and recoverability.
• Support testing phases including system testing, integration testing, UAT, and billing reconciliation testing.
• Be hands-on and engage in coding to help the team develop the solution and solve all surfacing problems. Identifies and removes technical impediments.
• Analyse system requirements and ensure billing accuracy.
• Define interface contracts, schemas, data validation rules, error handling, and reconciliation mechanisms.
• Ensure idempotency, data lineage, and traceability across end-to-end billing flows.
• Ensure compliance with software development standards and processes.
• Ensure platforms follow the standard security, architecture, compliance & business resilience requirements. Define technical controls to ensure rating and charging accuracy.
• Implement reconciliation mechanisms between network usage, mediation, billing, EDW, and finance outputs.
• Support root-cause analysis of billing discrepancies, revenue leakage, and partner disputes.
• Design proactive monitoring, alerting, and exception management frameworks
• Lead root cause analysis (RCA) and define permanent corrective actions.
• Ensure operational documentation is accurate and kept up to date.
• Support release management, deployment planning, and rollback strategies.
• Challenge vendor assumptions and ensure Bayobabs interests are protected.
• Collaborate closely with Business, Finance, Network, Architecture, and Security teams.

Requirements

• Deep expertise in wholesale telecommunications billing for voice, SMS, data, signalling, and value-added services
• Strong knowledge of rating, charging, discounting, taxation, invoicing, settlement, and partner reconciliation
• Experience with high-volume, high-throughput billing environments with strict accuracy and timeliness requirements
• Agile Management, Project Management & DevOps experience.
• Hands-on experience with mediation platforms and CDR/XDR ingestion, validation, enrichment, and error handling
• Strong integration skills across APIs, file-based interfaces, message queues, and streaming pipelines
• Strong understanding of non-functional requirements including performance, security, disaster recovery, and business continuity
• Ability to design and enforce technical controls for billing accuracy and revenue assurance
• Experience with release management, deployment planning, and rollback strategies in billing platforms
• Strong focus on automation of billing runs, validations, reconciliations, and exception handling

Qualifications