Senior Mobile Banking Platform Security Architect

Opensource Intelligent Solutions; Gauteng; On-site; ZAR 332,000 - 590,000; Part time

Job summary

Opensource Intelligent Solutions seeks a Senior Security Architect to lead end-to-end security architecture for a major mobile banking platform. You will govern security across mobile apps, APIs, identity, cloud infrastructure, backend services, and DevSecOps pipelines.

The role requires 5+ to 10+ years of experience, TOGAF knowledge, and deep expertise in biometrics, device-bound credentials, and advanced cryptography to ensure resilience, regulatory compliance, and secure customer experiences.

Qualifications

• TOGAF knowledge or certification preferred.
• Experience securing mobile banking platforms and ecosystems.
• Strong understanding of OAuth 2.0, OpenID Connect and PKCE.

Responsibilities

• Own the end-to-end security architecture for a large-scale, customer-facing mobile banking platform.
• Define and govern security across apps, APIs, identity, cloud, backend and DevSecOps.
• Architect strong customer authentication using PIN, biometrics and device-bound keys.
• Lead threat modelling across onboarding, authentication, payments and data lifecycle.

Skills

Mobile security

iOS security

Android security

Secure storage

Biometrics

PIN auth

OAuth/OpenID

PKCE

HSM integration

Cryptography

Education

TOGAF

Job description

Opensource Intelligent Solutions seeks a Senior Security Architect to lead end-to-end security architecture for a major mobile banking platform. You will govern security across mobile apps, APIs, identity, cloud infrastructure, backend services, and DevSecOps pipelines.

The role requires 5+ to 10+ years of experience, TOGAF knowledge, and deep expertise in biometrics, device-bound credentials, and advanced cryptography to ensure resilience, regulatory compliance, and secure customer experiences.