C# Developer

Smartek21, LLC; Pretoria; On-site; ZAR 600,000 - 800,000; Full time

Job summary

A digital transformation leader is seeking a Full Stack Developer with expertise in C#/.NET and cloud technologies. This role involves developing integrations and maintaining applications while growing toward a leadership position. Candidates should have over 5 years of experience in software development and strong problem-solving skills. Competitive salary and career advancement opportunities are offered.

Qualifications

• 5+ years of professional software development experience.
• 4+ years of experience with C#/.NET development.
• Strong experience with cloud environments (AWS, Azure, GCP).

Responsibilities

• Design, build, and maintain integrations between systems.
• Develop and maintain applications using C#/.NET.
• Deploy and optimize solutions in cloud environments.

Skills

C#/.NET

Cloud deployment

API integration

Problem-solving

Agile delivery

Tools

Docker

Kubernetes

Terraform

Job description

Overview

We’re looking for a Full Stack Developer with strong C#/.NET and cloud expertise to join our team. This is an exciting opportunity for someone who wants to remain hands-on while actively growing toward a technical lead role. You’ll focus on integrating systems and services, with a strong emphasis on cloud deployments, configuration, and cost/service optimization.

Key Responsibilities

• Design, build, and maintain integrations between systems, APIs, and third-party services.
• Develop and maintain applications using C#/.NET across the stack.
• Deploy, configure, and optimize solutions in cloud environments (AWS, Azure, or GCP).
• Implement containerization and CI/CD pipelines to streamline development and delivery.
• Collaborate with architects, business analysts, and delivery teams to ensure seamless integration.
• Write and maintain technical documentation, contributing to team knowledge sharing.
• Participate in Agile delivery cycles, including testing and validation of integrations.
• Actively develop toward a leadership role through mentorship, delivery ownership, and project planning exposure.

Requirements

• 5+ years of professional software development experience.
• 4+ years of experience with C#/.NET development.
• Strong experience deploying, configuring, and optimizing cloud environments (AWS, Azure, or GCP).
• Proven experience building and maintaining system integrations and working with APIs.
• Familiarity with containerization (Docker, Kubernetes) and CI/CD pipelines.
• Experience with Infrastructure as Code (IaC) tools such as Terraform, CloudFormation, or Bicep.
• Excellent problem-solving, analytical, and collaboration skills.
• Proactive mindset with a strong interest in moving into technical leadership.

Advantageous

• Previous involvement in project delivery, client engagement, or solution scoping.
• Experience leading a small team or mentoring junior developers.
• Familiarity with observability tools (e.g., Prometheus, Grafana, ELK stack).
• Experience with serverless computing and microservice architectures.

Who We are

SmarTek21, founded in 2006, is an innovative digital transformation leader dedicated to empowering organizations through design-led, data-centric solutions. We believe that exceptional user experiences and intelligent data-driven insights are pivotal in shaping the future of business. At the heart of our approach is Design-Led Engineering, where we combine strategic design principles with cutting-edge technology to create tailored solutions that deliver significant business outcomes. Our commitment to accelerating digital transformation includes specialized expertise in Agile DevOps, Data Engineering and analytics, Testing Automation and support, and comprehensive Managed Application and Infrastructure Services. We’ve evolved from our consulting and development roots into a full-spectrum service provider, integrating advanced technologies like Generative AI (GenAI) to facilitate our clients\' seamless, transformative digital journeys. A passion unites our dynamic team of technology visionaries and business strategists for innovation and excellence. At SmarTek21, you\'ll join a collaborative environment dedicated to shaping the digital landscape and driving impactful results for organizations worldwide.

SmarTek21 is committed to fostering a diverse and inclusive environment. We encourage applications from individuals of all backgrounds and experiences.