OM Bank - Domain Architect: Core, Card and Rewards

Old Mutual; Johannesburg; On-site; ZAR 100 000 - 140 000; Full time

Job summary

A leading financial services firm is seeking a Domain Architect for Core Banking, Card, and Rewards. This strategic role involves shaping the architecture of mission-critical banking platforms, ensuring scalability and compliance with regulations. Candidates must have extensive experience in enterprise architecture within financial services and familiarity with banking technologies. This position is based in Johannesburg, South Africa, with a closing date for applications on 24 November 2025.

Qualifications

• 8–12+ years of experience in enterprise or domain architecture within financial services.
• Deep expertise in core banking platforms, card systems, and payment technologies.
• Strong understanding of data architecture, integration patterns, and cloud platforms.
• TOGAF or equivalent architecture certification is required.
• Experience with regulatory compliance and risk management in financial systems.

Responsibilities

• Design end-to-end architectures for core banking systems and payment platforms.
• Ensure seamless integration with digital channels, APIs, and third-party platforms.
• Define architecture roadmaps and align technology strategies with business objectives.
• Ensure compliance with regulations and document deviations from architecture.

Skills

Action Planning

Adaptive Thinking

Business Requirements Analysis

IT Architecture

User Experience (UX) Design

Education

Bachelor’s Degree in Computer Science

Postgraduate Degree in Information Systems

Tools

AWS

Azure

GCP

Kubernetes

Docker

React

Angular

Job description

Let's Write Africa's Story Together!

Old Mutual is a firm believer in the African opportunity and our diverse talent reflects this.

Job Description

At OM Bank, we strive to attract great people who are passionate about coming together for a higher purpose- building something unique and aspirational, always aiming to be the best they can be. We are rooted in our purpose of inspiring and enabling our customers to grow and sustain their prosperity.

The Domain Architect for Core Banking, Card, and Rewards is a strategic and technical leadership role responsible for shaping the architecture of mission‑critical banking platforms. This includes core banking systems, credit card platforms, and payment solutions. The architect ensures these systems are scalable, secure, compliant, and aligned with business goals and emerging technologies.

KEY RESULT AREAS

Solution Design & Integration

• Design end‑to‑end architectures for:
  • Core banking systems (retail, corporate, investment)
  • Credit card lifecycle (origination, servicing, rewards)
  • Payment systems (gateways, processors, fraud detection, settlement)
• Ensure seamless integration with digital channels, APIs, and third‑party platforms.

Innovation & Optimization

• Evaluate emerging technologies and conduct proof‑of‑concepts (POCs). Identify and address technical debt. Drive continuous improvement in system performance and reliability.

Strategic Architecture & Planning

• Define and maintain architecture roadmaps for core banking, card, and payment domains. Align technology strategies with business objectives and regulatory requirements. Lead platform modernization and transformation initiatives.

Governance & Compliance

• Ensure architectural conformance to approved reference models and standards. Ensure digital channels comply with OM Bank’s enterprise controls for PII handling, data lineage, audit trails, and observability standards. Document and manage deviations from architecture and ensure traceability. Embed regulatory compliance (e.g., POPIA, GDPR) and security controls into channel designs.

ROLE REQUIRMENTS

• 8–12+ years of experience in enterprise or domain architecture within financial services.
• Deep expertise in core banking platforms, card systems, and payment technologies.
• Strong understanding of data architecture, integration patterns, and cloud platforms (Azure, AWS, GCP).
• Familiarity with modeling frameworks (BIAN, UML, BPMN).
• Experience with regulatory compliance and risk management in financial systems. Experience with container orchestration (EKS/GKE), service mesh (Istio/Linkerd), observability (Datadog/Grafana), and security scanning (Snyk/Twistlock)
• Bachelor’s or Postgraduate Degree in Computer Science, Information Systems, or related field.
• TOGAF or equivalent architecture certification.
• AWS/GCP/Azure certifications advantageous.
• Web technologies: React, Angular, HTML5, CSS3
• Mobile: Native (iOS/Android), Flutter, React Native
• Integration: REST, GraphQL, OpenAPI, OAuth2
• Platforms: Kubernetes, Docker, AWS/GCP/Azure
• Security: OWASP, IAM, MFA, encryption standards
• Architectural authority and negotiation
• Strategic alignment and technical storytelling
• Ability to influence senior stakeholders
• Pragmatic problem‑solving under delivery pressure

Skills

Action Planning, Adaptive Thinking, Business Requirements Analysis, Current State Assessment, Data Compilation, Data Controls, Executing Plans, Gaps Analysis, IT Architecture, IT Implementation, Market Analysis, Policies & Procedures, Product Development, Readiness Assessments, User Experience (UX) Design

Competencies

Business Insight Collaborates Cultivates Innovation Decision Quality Ensures Accountability Manages Complexity Nimble Learning Optimizes Work Processes

Education

Bachelors Degree (B)

Closing Date

24 November 2025 , 23:59

The appointment will be made from the designated group in line with the Employment Equity Plan of Old Mutual South Africa and the specific business unit in question.

The Old Mutual Story!