Contract Openings at DeARX Services (Pty) Ltd

• We are looking for an experienced Senior C# .NET Systems Engineer (Azure DevOps & Automation) to join a leading enterprise environment in Sandton on a 12-month contract.
• This role combines C#/.NET software development, test automation, Azure DevOps integration, and systems engineering support. The successful candidate will be responsible for building scalable solutions, enhancing automation capabilities, integrating automated testing into CI/CD pipelines, and supporting enterprise production systems.

Key Responsibilities

• Design, develop, and maintain applications using C# and .NET / .NET Core
• Build and enhance automation solutions and test automation frameworks
• Develop, maintain, and execute automated test scripts (Selenium preferred)
• Integrate test automation into Azure DevOps CI/CD pipelines
• Manage test execution using Azure Test Plans
• Develop and integrate RESTful APIs and backend services
• Ensure code quality through unit, integration, and automated testing
• Participate in system design, code reviews, and technical troubleshooting
• Support production environments, including incident resolution and root cause analysis
• Collaborate with Development, QA, Infrastructure, and Business teams
• Adhere to governance, security, and compliance standards
• Contribute to Agile delivery and continuous improvement initiatives

Minimum Requirements

• Minimum 5 years' experience in software development
• Strong proficiency in C# and .NET / .NET Core
• Experience with Selenium test automation
• Experience integrating automation into Azure DevOps CI/CD pipelines
• Working knowledge of Azure Test Plans
• Experience in automation development, scripting, or process automation
• Solid understanding of RESTful API development
• Database experience with SQL Server or similar
• Experience with Git version control
• Understanding of SDLC, DevOps practices, and Agile methodologies

Advantageous Skills

• Azure Cloud
• Docker
• Kubernetes
• CI/CD Pipelines
• Enterprise Integrations
• Secure Coding Practices
• Regulated Environments

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• We are seeking a highly experienced Executive Advisor – Card & Payments Strategy to provide strategic card and payments industry expertise in support of a major Project Card transformation programme within a leading bank.
• The successful candidate will leverage deep industry, scheme, acquiring, settlement, and card finance experience to guide programme direction, challenge design and processing assumptions, identify material risks and gaps, and ensure alignment with leading card and payments practices throughout the programme lifecycle.

Key Responsibilities

Strategic Industry Advisory

• Provide executive-level guidance across card, payments, acquiring, settlement, scheme processing, and finance-impacting operational structures.

Financial Integrity & Revenue Assurance

• Support trusted, accurate, and auditable outcomes across card finance, reconciliation, billing, settlement, interchange, NIR, and revenue share processes.

Solution Oversight & Control Assurance

• Challenge and guide solution direction to ensure appropriate controls, reconciliation integrity, operational accuracy, and alignment between finance, processing, and reporting outcomes.

Risk Identification & Remediation Guidance

• Identify material risks, control weaknesses, processing gaps, reconciliation exposures, and industry misalignment, and provide recommendations for sustainable remediation.

Executive Enablement & Knowledge Transfer

• Provide specialist guidance and industry insight to executive stakeholders, architecture, finance, data, and delivery teams.

Minimum Requirements

• 10+ years' senior experience within the card and payments industry
• Deep expertise across card issuing, acquiring, settlement, and scheme processing
• Strong understanding of interchange, NIR, revenue share, billing, and reconciliation processes
• Proven experience advising executive stakeholders on complex card transformation initiatives
• Demonstrated knowledge of financial controls, operational risk, and revenue assurance within card environments
• Ability to challenge solution design and processing assumptions using industry best practice
• Banking or financial services experience is essential

Highly Advantageous

• Experience with large-scale card modernisation or replacement programmes
• Exposure to Visa, Mastercard, or equivalent scheme operating models
• Background in card finance, settlement operations, or reconciliation leadership
• Executive-level stakeholder management within a banking environment

Expected Outcomes

• Increased executive confidence in Project Card financial and operational integrity
• Improved accuracy and reconciliation confidence across card-related finance and reporting structures
• Reduced exposure to billing, settlement, revenue assurance, and control-related risk
• Alignment of Project Card outcomes to industry-standard card and payments practices
• Successful progression of Project Card toward a scalable, trusted, and operationally sound target-state capability