Software Engineer: Back-End at Capitec Bank

About the Role

• The Backend Software Engineer III is a key contributor within the Credit Scoring Team, responsible for designing, developing, and maintaining backend services that drive our credit decision logic. You’ll architect and implement cloud solutions on AWS, automate infrastructure with Terraform and GitOps, and ensure our applications are scalable, reliable, and secure. Collaboration with DevOps, QA, Product, and Architecture teams is essential to deliver robust, enterprise-grade solutions.

Key Responsibilities

• Design, develop, and maintain backend services in Python for enterprise-grade applications.
• Architect and implement cloud solutions on AWS (EKS, Lambda, RDS, MSK, S3, ElastiCache).
• Automate infrastructure provisioning and management using Terraform and GitOps workflows (ArgoCD/GitHub Actions/Jenkins).
• Ensure scalability, reliability, and security of applications and infrastructure in production environments.
• Collaborate with cross-functional teams to deliver end-to-end solutions.
• Implement CI/CD pipelines for build, test, and deployment automation.
• Apply best practices for observability (metrics, tracing, logging) and ensure system health with monitoring tools.
• Mentor junior engineers, participate in code reviews, and contribute to engineering standards.

Required Skills & Experience

• Grade 12 National Certificate (Minimum)
• A relevant tertiary qualification in Information Technology (Preferred)  
• 6+ years’ proven experience in back-end software development, project delivery
• Strong proficiency in Python (FastAPI) for backend development and scripting.
• Deep experience with AWS cloud services (IAM, EKS, RDS, MSK/Kafka, Lambda, ElastiCache, etc.).
• Hands-on expertise with Terraform (modules, state management, environment-specific provisioning).
• Solid understanding of microservices architecture, APIs (REST/gRPC), and event-driven design.
• Proficiency with databases (PostgreSQL, SQL Server, MySQL).
• Experience with CI/CD pipelines (GitHub Actions, GitLab CI, Jenkins, or similar).
• Strong knowledge of containerization (Docker, Kubernetes).
• Familiarity with monitoring/observability tools (Instana, Prometheus, Grafana, OpenTelemetry, etc.).

Nice-to-Have (Bonus Skills)

• Proficiency in gRPC, concurrency patterns.
• Knowledge of Kafka ecosystem (Kafka Streams, schema registries, outbox pattern).
• Familiarity with infrastructure cost optimization on AWS.
• Experience with agile methodologies and Kanban delivery.
• Prior exposure to security best practices in cloud environments.

Skills

• Strong problem-solving ability and ownership mindset.
• Excellent communication skills to collaborate with technical and non-technical stakeholders.
• Ability to mentor and uplift team members.
• Comfortable working in a fast-paced, multi-language, microservices environment.