Senior Platform Engineer (JHB Hybrid)

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Senior Platform Engineer (JHB Hybrid)

Datafin

Saturday, 16 May 2026

4

IT/Computer - Other IT/Computer

Johannesburg

FULL TIME

Job Specification

Company

Reference Number 26454

Job Summary

Senior Platform Engineer (JHB Hybrid)

IT - Software Development ~ IT - Infrastructure Johannesburg - Gauteng - South Africa

ENVIRONMENT:

A dynamic provider of advanced Financial Security Services in Joburg seeks an exceptional Senior Platform Engineer to architect and lead the development of its next-generation client platform. This role is critical to the transformation into a platforms business, requiring someone who can design secure, scalable web applications that enable financial institutions and market participants to access highly sensitive securities data and settlement services through modern, intuitive interfaces. The ideal candidate must have 5+ years experience building web applications including being comfortable with Frontend and Backend development, have proven experience with Microsoft business application development & a Financial Services background - understanding of regulated industry requirements. Your tech tools should include React or Angular with TypeScript, .NET Core/6+ with C#, RESTful API, SQL Server, Azure SQL, Entity Framework Core & Dynamics 365.

DUTIES:

What You'll Build -

Client-facing web platform for secure access to CSD services and data.

Dynamics 365 customizations supporting client relationship management and business processes.

Power Platform applications for workflow automation and business intelligence.

Integration APIs connecting web applications to core CSD systems.

Platform Architecture & Development -

Design and implement secure web applications using modern frameworks (React/Angular, .NET Core).

Build robust APIs connecting web interfaces to Dynamics 365 and core CSD systems.

Architect scalable solutions using Azure cloud services and microservices patterns.

Implement comprehensive monitoring and logging across all platform components.

Security & Compliance -

Design and implement zero-trust security models for financial market infrastructure.

Ensure compliance with POPIA, Financial Sector Conduct Authority (FSCA), South African Reserve Bank (SARB), and international securities regulations.

Implement secure authentication flows with multi-factor authentication for financial institutions.

Establish security testing and vulnerability management practices meeting financial services standards.

Design audit trails and immutable transaction logging for regulatory compliance.

Dynamics & Power Platform Development -

Customize Dynamics 365 for CSD-specific business processes and client management.

Develop Power Apps for internal workflows and client-facing services.

Build Power Automate flows for business process automation and system integration.

DevOps & Infrastructure -

Maintain CI/CD pipelines using Azure DevOps with automated testing and deployment.

Implement Infrastructure as Code using ARM templates or Terraform.

Ensure high availability and disaster recovery for client-facing systems.

Technical Leadership -

Establish Engineering standards, code review processes, and architectural decision records.

Mentor Junior Developers and drive adoption of modern development practices.

Collaborate with Product and Design teams to translate business requirements into technical solutions.

Drive technical decision-making for technology stack, architecture patterns, and vendor selection.

REQUIREMENTS:

5+ Years building web applications.

Proven experience with Microsoft business application development.

Financial Services background - understanding of regulated industry requirements.

Full-Stack expertise - comfortable with both Frontend and Backend development.

Required Technical Expertise -

Web Development & APIs:

Frontend: Expert-level React or Angular with TypeScript, responsive design.

Backend: Proficiency in .NET Core/6+ with C#, RESTful API design.

Databases: SQL Server, Azure SQL, Entity Framework Core.

Cloud: Azure App Service, Functions, Key Vault, Application Insights.

Microsoft Business Applications:

Dynamics 365: Customization, plugin development, workflow creation.

Power Platform: Power Apps (Canvas & Model-driven), Power Automate, Power BI.

Integration: Dataverse, Common Data Service, custom connectors.

Development: C# plugin development, JavaScript customizations, PCF components.

Azure & DevOps:

CI/CD: Azure DevOps, automated testing and deployment.

Infrastructure: ARM templates, Azure App Service, Key Vault.

Authentication: Azure AD, OAuth 2.0, OpenID Connect.

Monitoring: Application Insights, Azure Monitor.

Bonus Qualifications:

Microsoft Certifications in Dynamics 365 or Power Platform.

Financial Services experience in South Africa.

Azure Certifications (Developer Associate, Solutions Architect).

CSD or financial markets background.

DevOps experience with Azure DevOps and CI/CD pipelines.

ATTRIBUTES:

Strong problem-solving skills and ability to work independently.

Excellent communication skills for stakeholder management.

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Job Details

• Country : Afrique du Sud

• Contract Type : Permanent Contract

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