Senior Software Developer (Python/TypeScript, Azure)

About the role

Dentsu Data, part of dentsu, is hiring a Senior Software Developer in Cape Town on a hybrid basis. The team builds AI, data and marketing technology products that are deployed across Africa and the world, from identity platforms and geospatial intelligence to generative AI applications. The role sits at the intersection of engineering, AI and global innovation.

Key responsibilities

• Design and build scalable distributed systems and cloud-native applications on Microsoft Azure.
• Develop high-performance APIs and backend services, and engineer reliable, secure and scalable data platforms.
• Productionise AI and machine learning solutions.
• Work across flagship platforms such as AI decision support, customer identity and data platforms, marketing measurement, geospatial intelligence and enterprise APIs.
• Drive technical excellence through code reviews and mentoring, and collaborate with Data Scientists, AI Engineers and Product Managers.
• Contribute to products used by enterprise clients and influence their technical direction.

Required profile

• 7+ years of software engineering experience.
• Strong Python or TypeScript development experience.
• Experience designing and building cloud-native applications.
• A passion for engineering quality, testing and clean architecture.
• Experience mentoring other engineers.

Required skills

• Languages: Python, TypeScript, JavaScript, SQL
• Cloud: Microsoft Azure, Azure Functions, Azure OpenAI, Azure AI Foundry, Azure Cosmos DB
• Engineering: Docker, Kubernetes, GitHub, GitHub Actions, Terraform, REST APIs, CI/CD
• Data & AI: PostgreSQL, MongoDB, Databricks, Spark, OpenAI, LangChain, Semantic Kernel, vector databases, AI agents

What we offer

• Competitive salary and performance incentives.
• Hybrid working based in Cape Town.
• Access to Dentsu University, certifications and technical development.
• Exposure to global clients and international projects within dentsu's global network.
• A culture built on trust, ownership and innovation, with the chance to shape products from concept to production.