Senior Embedded Software Developer (C/C++, JavaScript/TypeScript, Angular) – Johannesburg / Cape Town (Hybrid) at Datafin Recruitment

ENVIRONMENT:

• A global leader in safety and industrial IoT technology is building next-generation connected systems that integrate hardware devices, sensors, and cloud platforms into a unified, data-driven ecosystem.
• Their South African engineering team works closely with international counterparts to deliver scalable, real-time monitoring and control solutions.
• This role is ideal for a Senior Developer who enjoys working across embedded systems and modern web technologies, bridging the gap between device-level programming and cloud-based user interfaces.

DUTIES:

• Design and develop embedded software for device-level integrations and IoT systems
• Build and maintain firmware and low-level components using C/C++
• Develop and enhance web-based interfaces using Angular and TypeScript
• Integrate embedded systems with cloud platforms and backend services
• Collaborate with hardware, cloud, and product teams to deliver end-to-end solutions
• Contribute to system architecture across embedded, backend, and frontend layers
• Perform code reviews, mentor junior developers, and drive best practices
• Ensure performance, reliability, and scalability across device and platform layers
• Support debugging, testing, and optimisation of both embedded and web applications

REQUIREMENTS:

Qualifications & Experience:

• Bachelor’s degree in Computer Science, Electronic Engineering or related field
• 5+ years’ experience in embedded software development
• Strong C/C++ development experience (embedded/firmware level)
• Solid experience with JavaScript / TypeScript and Angular
• Experience integrating hardware devices with cloud or backend systems
• Understanding of networking, protocols, and system integration

Advantageous:

• Experience with IoT protocols (MQTT, Modbus, BACnet)
• Exposure to AWS or other cloud platforms
• Experience with Linux-based embedded environments
• Knowledge of CI/CD, automated testing, and DevOps practices
• Experience with real-time systems or edge computing

ATTRIBUTES:

• Strong problem-solving ability across both hardware and software domains
• Comfortable working across multiple layers of a system (embedded to UI)
• Collaborative mindset with strong communication skills
• Ability to take ownership and drive technical solutions
• Passion for building reliable, real-world systems with tangible impact