Full-Stack C# / .NET Developer

Cash Crusaders; Cape Town; On-site; ZAR 500,000 - 750,000; Full time

Benefits offered by this job

Opportunity for career growth

Exposure to modern cloud and DevOps practices

Collaborative IT environment

Job summary

Cash Crusaders is seeking an Intermediate Full-Stack C# / .NET Developer to join our dynamic team in Cape Town. This role involves building and maintaining applications in a collaborative enterprise environment focused on retail and transactional systems.

The successful candidate will have solid experience with backend and frontend development using C#, .NET, and modern web frameworks like React and Angular. We offer opportunities for growth in a supportive and innovative IT environment.

Qualifications

• At least 3 years’ software development experience.
• Experience delivering business or enterprise applications.
• Good analytical, troubleshooting, and problem-solving skills.

Responsibilities

• Develop, test, and maintain business applications using C# and .NET.
• Build and enhance RESTful APIs and backend services.
• Participate in CI/CD pipeline-based deployments.
• Investigate and resolve application defects and support issues.

Skills

C#

.NET Framework 4.8

.NET 6/8+

ASP.NET Core

React

Angular

Blazor

HTML5

CSS3

JavaScript

SQL Server

MySQL

Azure DevOps

Git

Education

Relevant IT qualification or equivalent practical experience

Tools

Git-based source control

CI/CD tools

Job description

Retail & Enterprise Systems | Hybrid Cloud | DevOps-Driven Environment

• Muizenberg, Cape Town, Western Cape, South Africa
• Full-Time
• Enterprise Retail Technology Environment

We are looking for an Intermediate Full-Stack C# / .NET Developer to join an enterprise IT environment focused on retail, transactional, and internal business systems. The role is suited to a developer who can build, maintain, enhance, and support applications across backend services, APIs, databases, integrations, and modern web frontends with guidance from senior developers and technical leads.

This role requires a developer who is comfortable with:

• Building and maintaining business applications
• Solving practical technical and business problems
• Writing clean, maintainable, and testable code
• Working within Agile and DevOps-supported delivery processes
• Supporting system improvements, stability, and modernisation initiatives

The ideal candidate has solid hands-on development experience, understands the full software development lifecycle, and is ready to grow into more advanced design, architecture, and enterprise delivery responsibilities.

Key Responsibilities

Application Development

• Develop, test, and maintain business applications using C# and .NET
• Build and enhance RESTful APIs and backend services using ASP.NET Core
• Build and maintain frontend components using React, Angular, or Blazor
• Create reusable software components under guidance from senior developers
• Follow coding standards, naming conventions, and development best practices

Database & Integration Development

• Write and optimise SQL queries, stored procedures, and data access logic
• Assist with database changes, performance improvements, and data troubleshooting
• Support integrations with third-party systems, payment providers, ERP systems, and external APIs
• Develop reliable data exchange processes using approved patterns and standards

DevOps & Delivery

• Work with Git-based source control and development branches
• Participate in CI/CD pipeline-based deployments where required
• Assist with deployment preparation, release notes, and environment testing
• Participate in code reviews and apply feedback from senior team members
• Support basic application monitoring, logging, and performance checks

System Stability & Support

• Investigate and resolve application defects and support issues
• Assist with root-cause analysis for recurring incidents
• Support improvements that increase reliability, maintainability, and performance
• Work with support, business, and technical teams to clarify and resolve issues

Continuous Improvement

• Contribute to system improvements and modernisation tasks
• Assist with refactoring legacy code into more maintainable components
• Follow secure development, testing, and documentation practices
• Identify improvement opportunities and raise them with senior developers or team leads

Required Skills & Experience

Technical Skills

Backend Development

• C#
• .NET Framework 4.8 and/or .NET 6/8+
• NET Core
• Web APIs
• Entity Framework / EF Core

Frontend Development

• React
• Angular
• Blazor

Good understanding of

• HTML5
• CSS3
• JavaScript / TypeScript

Database Skills

• Microsoft SQL Server
• MySQL or another relational database
• SQL queries and stored procedures
• Basic SQL query optimisation
• Database troubleshooting and data validation

DevOps & Cloud Exposure

• Azure DevOps or similar delivery tools
• Git-based source control
• CI/CD concepts and basic pipeline usage
• Microsoft Azure or other cloud platforms at a foundational level

Additional Advantageous Skills

• Modular application design
• Authentication and identity management concepts
• Background processing tools
• Offline or edge-based systems
• Enterprise integration patterns
• Containerisation basics such as Docker
• Elastic Search
• RabbitMQ or other messaging tools

Minimum Requirements

• Relevant IT qualification or equivalent practical experience
• 3+ years’ software development experience
• Experience delivering business or enterprise applications
• Experience working in Agile delivery environments
• Good analytical, troubleshooting, and problem-solving skills

Personal Attributes

• Takes ownership of assigned work and follows through
• Is practical, solution-driven, and willing to learn
• Can work independently on defined tasks and collaborate within a team
• Communicates clearly with technical and business stakeholders
• Works well in a fast-moving operational environment

What We Offer

• Opportunity to work on large-scale enterprise and retail systems
• Exposure to modern cloud, DevOps, and software delivery practices
• Career growth toward senior development and solution design responsibilities
• Collaborative and improvement-focused IT environment
• Practical and meaningful technical work

Preferred Experience (Advantageous)

Experience in:

• Retail systems
• POS environments
• Financial transaction systems
• Enterprise application support
• Multi-site or distributed systems