Emedded Firmware Developer

Recruit Pro · Recruiting & Staffing · Bachelor's Degree · C++ · 4 days ago

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Salary

≈ $21k – $48k per year (Estimated)

Location

In office (Pretoria)

Seniority

Middle · 3+ years exp

Employment

Full-Time

First seen by Alion on Oct 26, 2026. Recruit Pro scores B on the Alion truth index.

Overview

Company

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Profile match

Recruit Pro

Recruit Pro is a South African recruitment company that places engineers and managers with industrial and mining clients. Its postings include mechanical design engineers for conveyors and structures, production planners, supply chain managers and mining spares and service branch managers in Pretoria, Centurion and Johannesburg. The company is based in South Africa.

recruitpro.io · Recruiting & Staffing

Tech stack of Recruit Pro

Key responsibilities

Design, write, test and debug embedded firmware for microcontroller and microprocessor-based systems
Develop device drivers, communication stacks and application layers for sensors, actuators and wireless modules
Develop and maintain firmware for IoT products, including wireless and wired connectivity
Carry out hardware bring-up, board debugging and validation
Work with hardware engineers on schematics, component selection and design reviews
Integrate embedded devices with cloud and gateway platforms
Deliver outsourced R&D and IP development work for clients
Translate client requirements into technical specifications and development plans
Produce design documentation, test procedures and test reports in line with ISO 9001
Support production, manufacturing test and in-field support, and maintain products across their life cycle

Minimum requirements

B.Eng, B.Tech or BSc in Electronic, Electrical, Computer or Mechatronic Engineering, or Computer Science with an embedded focus
Minimum of 3 years’ experience developing embedded firmware in a product development or R&D environment
Strong C, and C++ for embedded systems
Microcontroller experience (for example ARM Cortex-M, STM32, NXP, Nordic or Microchip)
Experience with an RTOS (for example FreeRTOS or Zephyr) or bare-metal real-time design
Peripheral interfaces: SPI, I2C, UART, CAN, ADC and GPIO
Communication protocols (for example BLE, LoRa, Thread, Modbus or RS-485)
Ability to read schematics and debug hardware with an oscilloscope, logic analyser and JTAG/SWD debugger
Git version control, and structured testing and documentation practice
Able to work independently and in a small engineering team
Willingness to meet security and vetting requirements for defence-related projects

Advantageous

IoT product development, including low-power design and over-the-air firmware updates
Aerospace, defence or other safety-critical development experience (for example DO-178C or MISRA C)
Experience working within an ISO 9001 quality management system
Embedded Linux, or FPGA / digital hardware design
Manufacturing test, production support or product life-cycle experience
Postgraduate qualification

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