Senior Software Developer

Responsibilities

• As a Senior Software Engineer you will
• Design and build scalable distributed systems
• Develop high-performance APIs and backend services
• Build cloud-native applications on Microsoft Azure
• Engineer reliable, secure and scalable data platforms
• Productionise AI and machine learning solutions
• Design resilient architectures and engineering standards
• Drive technical excellence through code reviews and mentoring
• Collaborate with Data Scientists, AI Engineers and Product Managers
• Work with engineering teams across the global dentsu network
• Influence the technical direction of products used by enterprise clients
• Our technology stack
• Current technologies include
• 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
• We're always evolving our stack and encourage engineers to introduce new technologies where they add value.

Requirements

• 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
• Strong problem-solving and systems thinking skills
• Experience mentoring other engineers
• Curiosity, humility and a desire to continuously learn
• Why join Dentsu Data?
• Work with exceptional people
• Global opportunities
• Invest in your growth
• Learning isn't something we do once a year-it's part of our culture.
• Whether your ambition is to become a Staff Engineer, Principal Architect, AI Specialist or Engineering Leader, we'll help you get there.
• Build meaningful technology
• This isn't about maintaining legacy systems. You'll help create AI-powered platforms, cloud-native products and data solutions that influence how some of the world's leading brands make decisions and engage with millions of customers.
• What you'll receive
• Competitive salary and performance incentives
• Hybrid working based in Cape Town
• Access to cutting-edge AI technologies and modern engineering tools
• Exposure to global clients and international projects
• Learning investment through Dentsu University, certifications and technical development
• Opportunities to collaborate with world-class engineers across the dentsu networ

Additional Information

Location: Cape Town, South Africa (Hybrid) Build products used across Africa and the world. At Dentsu Data, we're building the next generation of AI, data and marketing technology that powers some of the world's most recognised brands. As part of dentsu, one of the world's largest marketing and technology networks operating in more than 145 markets with over 65,000 employees, our engineers don't just build software for one country. We create products, platforms and solutions that can be deployed across multiple regions, industries and global clients. Whether it's identity platforms, AI assistants, geospatial intelligence, measurement solutions or data products, you'll be solving complex engineering problems at enterprise scale while working alongside specialists from around the world. This is an opportunity to work at the intersection of engineering, AI and global innovation. Job Description: What you'll build You'll work across several flagship platforms including - AI-powered decision support systems - Customer identity and data platforms - Marketing measurement and optimisation platforms - Geospatial intelligence products - Enterprise APIs and cloud-native services - Data platforms processing millions of customer interactions - Generative AI applications transforming how global businesses make decisions Every product is designed with scale, resilience and international deployment in mind.

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