Job Description
About the Role
Our client requires a Senior AI Engineer with 6+ years of experience in software engineering to lead the design and delivery of advanced AI-powered solutions. This hybrid role integrates deep engineering expertise with specialised knowledge of AI systems and architecture, focusing on Retrieval-Augmented Generation (RAG) solutions using LangChain and modern large-language-model frameworks.
Key Responsibilities
- Architect, build, and deploy production-grade AI systems, including autonomous agents, multi-agent workflows, and RAG-based solutions using LangChain and modern LLM frameworks.
- Design and optimize vector search architectures, implementing efficient indexing, retrieval, and relevance strategies across enterprise-scale datasets.
- Lead decisions around LLM usage, including fine-tuning versus RAG trade-offs, context window management, and inference cost, latency, and performance optimization.
- Develop and maintain high-performance backend services and APIs using Python and FastAPI/Flask, applying asynchronous patterns and scalable system design principles.
- Architect and operate cloud-native AI platforms on AWS or Azure, leveraging managed AI services, containerized workloads, and serverless components.
- Implement and manage containerization and orchestration using Docker and Kubernetes/ECS, supported by Infrastructure as Code practices.
- Design robust data architectures, including PostgreSQL schema design, query optimization, and integration with NoSQL systems where appropriate.
- Apply advanced software engineering best practices, including microservices and event-driven architectures, SOLID principles, and system design patterns.
- Collaborate with frontend teams to guide the integration of AI capabilities into modern web applications.
- Establish and enforce engineering quality standards, including testing strategies, code reviews, CI/CD pipelines, and operational reliability.
- Provide technical leadership and mentorship, contributing to architectural decisions, delivery excellence, and continuous improvement across engineering teams.
Requirements
- Degree in Computer Science, Engineering, or a related IT field
- 6+ years of general software engineering experience
- Proven experience or portfolio demonstrating LLM-based applications or AI agents
Qualifications
No formal education/certifications mentioned.
How to Apply
Click the green “Go Apply” button below to apply directly online with the employer.
About Other IT/Computer Jobs in Gauteng
The IT and computer industry is one of the most dynamic and growing sectors in Gauteng, with a thriving job market that offers a wide range of opportunities for career advancement.
In terms of salary ranges, IT professionals in Gauteng can expect to earn anywhere from R800 000 per annum for junior positions to over R2 million for senior executives. The average salary for software engineers is around R1.5 million, while data analysts can earn between R900 000 and R1.2 million. With experience and skills, IT professionals in Gauteng can expect significant salary increases, with some roles offering bonuses and benefits that can increase their overall remuneration.
To succeed in the IT industry in Gauteng, candidates need to possess a range of key skills, including programming languages such as Java, Python, and C++, as well as experience with databases, cloud computing, and cybersecurity. Strong problem-solving skills, attention to detail, and excellent communication skills are also essential for success in this field. Additionally, knowledge of ITIL (Information Technology Infrastructure Library) and Agile methodologies can be highly valued by employers.
Several major companies and industries in Gauteng are currently hiring IT professionals, including technology firms such as Microsoft, IBM, and Oracle, as well as banks and financial institutions like Standard Bank and Nedbank. The finance industry is also a significant employer of IT staff, with roles ranging from software development to data analytics and cybersecurity.
Career growth opportunities are abundant in the IT industry in Gauteng, with many companies investing heavily in employee training and development programs. With experience and skills, IT professionals can move into senior leadership positions or start their own businesses, while also pursuing further education and certifications. The Johannesburg Stock Exchange (JSE) is also a significant employer of IT staff, with roles ranging from software development to data analytics and cybersecurity.
Overall, the IT industry in Gauteng offers a wide range of exciting career opportunities for job seekers with the right skills and experience. With salaries that are competitive with those offered by major companies globally, there has never been a better time to pursue a career in this dynamic and rapidly evolving field.
This information provides general career guidance. Actual salaries and requirements vary by employer.
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