Senior Full-Stack Architect: Scale, Secure & Integrate

Network Finance; Gauteng; On-site; ZAR 1,200,000 - 2,000,000; Full time

Job summary

Network Finance seeks a Senior Full Stack Developer / Solution Architect to lead design, development, and evolution of high-performance applications. The role blends hands-on coding with architectural leadership to ensure scalable, secure, and future-proof software across web, cloud, and integrations.

You will drive technical standards, collaborate with stakeholders, and mentor teams while delivering robust, secure systems aligned with business goals and industry best practices.

Qualifications

• Experience designing and implementing enterprise-scale applications.
• Bachelor's degree in Computer Science, Software Engineering, Information Technology, or related field.
• Cloud or architecture certifications advantageous.
• Strong background in solution architecture and technical leadership.
• Experience developing secure, high-availability systems.
• Experience with cloud environments and DevOps practices.
• Proven track record delivering complex software projects from concept through deployment.
• Proficiency in .NET Core and REST API development.
• Expertise in React and Next.js front-end development.
• Knowledge of PostgreSQL database design and performance optimization.
• Experience with payment integrations and transaction-based systems.
• Understanding of authentication, authorization, and security models.
• Familiarity with monitoring, logging, and observability.

Responsibilities

• Design and develop scalable full-stack applications and enterprise platforms.
• Architect secure and maintainable software solutions across web, cloud, and integration environments.
• Develop and maintain RESTful APIs and backend services.
• Design and optimise PostgreSQL databases and data models.
• Implement secure authentication and authorisation frameworks.
• Build and support payment gateway integrations and payment workflows.
• Design event-driven architectures and workflow-based systems.
• Develop responsive user interfaces and interactive dashboards.
• Implement monitoring, logging, auditing, and operational observability.
• Lead architectural discussions and provide technical mentorship to development teams.
• Drive DevOps best practices and deployment automation.
• Ensure scalability, performance, security, and reliability across all solutions.

Skills

Solution architecture

Full stack development

REST API design

React

Next.js

PostgreSQL

Security/authentication

DevOps

Cloud services

Team leadership

Education

Bachelor's degree in CS/Software Eng/IT

Tools

Docker

Git

CI/CD tooling

Azure

Job description

Network Finance seeks a Senior Full Stack Developer / Solution Architect to lead design, development, and evolution of high-performance applications. The role blends hands-on coding with architectural leadership to ensure scalable, secure, and future-proof software across web, cloud, and integrations.

You will drive technical standards, collaborate with stakeholders, and mentor teams while delivering robust, secure systems aligned with business goals and industry best practices.