Senior .NET Backend Engineer | Cloud & API Lead

Solas IT Recruitment; Johannesburg; On-site; ZAR 900,000 - 1,500,000; Full time

Benefits offered by this job

Job summary

Solas IT Recruitment is seeking an experienced Senior Software Engineer in Johannesburg to design, build, and support scalable backend applications using C# and .NET. You will contribute to API development, data access patterns, and cloud-native solutions.

The role emphasizes production-grade software, architectural input, and strong collaboration with cross-functional teams to deliver reliable systems and continuous improvement.

Qualifications

• 7+ years of commercial software development using C# and .NET.
• Strong backend development experience with production-grade systems.
• Design and build RESTful APIs and service-based architectures.
• Relational databases with data access technologies.
• Experience with cloud-hosted applications and services.
• Knowledge of automated testing, CI/CD, and modern practices.
• Experience working in Agile software development environments.
• Excellent communication and stakeholder engagement.

Responsibilities

• Design, develop, and maintain scalable backend applications and services using C# and .NET.
• Build and enhance APIs, integrations, and distributed system components.
• Develop reliable, secure, and maintainable software aligned with business needs.
• Contribute to architectural decisions and technical design discussions.
• Ensure performance, scalability, and operational readiness of solutions.
• Develop and support cloud-native apps and services.
• Collaborate with infra teams to improve reliability and efficiency.
• Support monitoring, troubleshooting, and optimisation of production systems.
• Promote testing, code reviews, documentation, and maintainability.

Skills

C#

.NET

RESTful APIs

SQL Server

Entity Framework

Git

Cloud platforms

Docker

Distributed systems

CI/CD

Agile

Messaging

Observability

AI integration

Tools

Docker

CI/CD pipelines

Cloud tooling (Azure/AWS/GCP)

SQL tooling

REST testing tools

Job description

Solas IT Recruitment is seeking an experienced Senior Software Engineer in Johannesburg to design, build, and support scalable backend applications using C# and .NET. You will contribute to API development, data access patterns, and cloud-native solutions.

The role emphasizes production-grade software, architectural input, and strong collaboration with cross-functional teams to deliver reliable systems and continuous improvement.