We are looking for a senior Python developer with leadership experience to join our team in Gauteng. This hands-on role involves building and maintaining scalable systems using Python, contributing to AI-driven projects, and leading a team of developers toward technical excellence.

You’ll work across the full stack, with a strong focus on backend development and exposure to AI/ML applications, as well as integration with modern frontend frameworks.

Key Responsibilities:

• Lead the development of backend systems using Python (Django, FastAPI, Flask)
• Architect and implement RESTful APIs and integrate them with frontend frameworks (e.g. React, Vue)
• Guide and mentor developers, conduct code reviews, and drive engineering best practices
• Collaborate with data scientists and AI teams to integrate machine learning models and intelligent features into production systems
• Contribute to scalable, secure, and high-performance software design
• Help shape technical direction and make architectural decisions

What You'll Need:

• BSc in Computer Science, Software Engineering, or a related field
• 6+ years of professional development experience, primarily in Python
• Experience with Django, Flask, or FastAPI
• Proven experience in leading or mentoring development teams
• Solid frontend understanding (JavaScript, React or Vue)
• Experience working with or integrating AI/ML solutions (e.g., model deployment, AI APIs, recommendation systems)
• Strong knowledge of relational databases (e.g. PostgreSQL, MySQL)

Nice to Have:

• Experience with cloud platforms (AWS, GCP, or Azure)
• Exposure to ML tools (e.g., scikit-learn, TensorFlow, PyTorch) and data pipelines
• Familiarity with containerization (Docker, Kubernetes) and CI/CD practices

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.