Senior Software Developer

Dentsu · Cape Town

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.

What you’ll do

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.

What we’re looking for

• 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

We’ve built a team of highly experienced engineers, architects, data scientists and AI specialists who genuinely enjoy solving difficult problems together. We believe great people make each other better, and we’ve created an environment where collaboration, knowledge sharing and technical excellence are part of everyday work.

Global opportunities

As part of dentsu’s global network, you’ll collaborate with engineering teams and specialists across Europe, North America, Asia-Pacific, the Middle East and Africa. You’ll contribute to products deployed across multiple countries and gain exposure to global clients, diverse technical challenges and international best practices.

Invest in your growth

Learning isn’t something we do once a year—it’s part of our culture.

You’ll have access to Dentsu University, one of the industry’s leading learning platforms, offering thousands of courses across engineering, cloud, AI, leadership and business. We actively invest in continuous professional development through certifications, technical training, conferences, workshops and mentoring because we believe our people are our greatest competitive advantage.

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 network
A culture built on trust, ownership and innovation
The chance to shape products from concept through to production

Apply if…

You love building elegant software.
You enjoy solving complex engineering problems.
You want to work alongside outstanding engineers who challenge and inspire you.
And you’re looking for an opportunity where your ideas, your code and your career can have an impact well beyond South Africa.

Location:

Cape Town

Brand:

Dentsu

Time Type:

Full time

Contract Type:

Permanent

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