BACKEND DEVELOPER (C# / ASP .NET) - SANDTON (HYBRID) UP TO R800K PER ANNUM
Build and enhance reliable, scalable backend solutions in C# and ASP.NET Core for a global, technology-driven BPO organisation based in Sandton (hybrid). Day-to-day centers on Web APIs, SQL Server/Azure SQL, EF Core, and Azure services, working in an agile team alongside frontend and AI engineers.
- Compensation
- ZAR 800K / yr
- Location
- South Africa
- Work setup
- Not specified
- Seniority
- Not specified
- Employment
- Full time
- Experience
- Not specified
- Category
- Backend
- Posted
Skills
Must have
- Strong C# / ASP.NET Core Web API experience
- Strong SQL expertise: complex queries, schema design, indexing, query optimisation in SQL Server / Azure SQL
- EF Core proficiency, with judgement to write raw SQL when the ORM is not the right tool
- Azure fundamentals: App Service, Blob, queues/Service Bus, identity/secrets
- Experience building integration-heavy or BFF-style APIs (timeouts, retries, token handling, error mapping)
- Solid testing habits (xUnit or similar)
- Comfortable in a fast-moving agile team collaborating with frontend and AI engineers
Nice to have
- Experience with Cursor, Claude, or similar AI coding assistants
- Some exposure to AI/LLM APIs or AI-enabled products
- Entra ID / OAuth2 / managed identity
- Azure OpenAI or OpenAI API integration
- Bicep and Azure DevOps multi-stage deploys
- Debt-collection / BPO / fintech domain experience
- Comfort reading React consumers and collaborating on portal API contracts
Full description
Are you a Backend Developer who enjoys building robust, scalable solutions and working with C# and ASP.NET? This could be your next exciting move!
Join a global BPO and technology-driven organisation that combines people, data, analytics and innovative technology. You will be joining an organisation that has been recognised as a Top Employer in South Africa, reflecting its focus on employee wellbeing, professional development and creating an enriching working environment.
As a Backend Developer, you will play an important role in building and enhancing reliable, scalable backend solutions that support the company's technology ecosystem.
If C# and ASP.NET are your strengths and you are looking for an opportunity where your development skills can contribute to large-scale, innovative technology solutions, we'd love to hear from you.
What Will Make You Stand Out:
- Strong C# / ASP.NET Core Web API experience
- Strong SQL expertise: complex queries, schema design, indexing, and query optimisation in SQL Server / Azure SQL
- EF Core proficiency, with the judgement to write raw SQL when the ORM is not the right tool
- Azure fundamentals: App Service (or equivalent), Blob, queues/Service Bus, identity/secrets
- Experience building integration-heavy or BFF-style APIs (timeouts, retries, token handling, clear error mapping)
- Solid testing habits (xUnit or similar)
- Comfortable in a fast-moving agile team collaborating with frontend and AI engineers
Experience That's a Plus:
- Experience with Cursor, Claude, or similar AI coding assistants
- Some exposure to AI/LLM APIs or AI-enabled products (helpful, not required)
- Entra ID / OAuth2 / managed identity
- Azure OpenAI or OpenAI API integration
- Bicep and Azure DevOps multi-stage deploys
- Debt-collection / BPO / fintech domain
- Comfort reading React consumers and collaborating on portal API contracts
Reference Number for this position is MAT61526 which is a permanent position based in Sandton offering a cost to company salary of up to R800K negotiable on experience and ability.