Software Engineer : Back-End

Capitec; Johannesburg; On-site; ZAR 600 000 - 900 000; Full time

Job summary

A leading financial institution in Johannesburg seeks a Backend Software Engineer III to design and maintain backend services and implement cloud solutions on AWS. The ideal candidate has over 6 years of experience in backend software development, strong Python skills, and expertise in AWS. This is a full-time position offering a chance to collaborate with cross-functional teams and mentor junior engineers.

Qualifications

• 6+ years’ proven experience in back-end software development.
• Strong proficiency in Python for backend development.
• Deep experience with AWS cloud services and Terraform.

Responsibilities

• Design, develop, and maintain backend services in Python.
• Architect and implement cloud solutions on AWS.
• Automate infrastructure provisioning using Terraform.

Skills

Backend development in Python

AWS cloud services

Terraform

Microservices architecture

CI/CD pipelines

Docker and Kubernetes

Education

Grade 12 National Certificate

Relevant tertiary qualification in Information Technology

Tools

PostgreSQL

GitHub Actions

Terraform

Job description

Capitec Johannesburg, Gauteng, South Africa

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.

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.

Additional Information

• Clear criminal and credit record

Seniority level: Mid‑Senior level

Employment type: Full‑time

Job function: Information Technology

Industries: Banking

If you are interested in being part of this dynamic team, on a mission to build the best bank in the world through unlocking the potential of its people, please apply.

We would love to hear from you!