Senior Engineer - Embedded Junior And Mid-Level

Legrand Slovenija; Thane; On-site; INR 1,200,000 - 2,400,000; Full time

Job summary

Legrand Slovenija is seeking an experienced embedded software engineer focused on IoT-enabled devices. You will design and develop firmware in C/C++, work with RTOS, device drivers, and cloud connectivity using MQTT and REST APIs.

Responsibilities include secure firmware updates, debugging across embedded Linux, and implementing end-to-end IoT solutions with cross-functional teams. Familiarity with BLE/Zigbee and OTA is advantageous.

Qualifications

• Strong programming in Embedded C.
• Solid knowledge of C++ and Embedded Linux.
• Experience with RTOS (FreeRTOS/Zephyr).
• Device driver development and debugging mindset.
• Exposure to communication protocols and Git workflows.
• Software architecture understanding and multithreading skills.
• Agile methodology experience and cross-functional collaboration.
• IoT/cloud exposure in design and integration.
• Secure coding and testing mindset is beneficial.
• Hands-on debugging with hardware/devices.

Skills

Embedded C

C++

Embedded Linux

RTOS (FreeRTOS/Zephyr)

Device driver development

Communication protocols

Git

Software architecture

Multithreading/Multitasking

Strong debugging

Agile methodology

Tools

Docker

Python

Shell scripting

Git

Jira

Confluence

VS Code

GDB

CMake

GCC

Wireshark

Logic Analyzer

Oscilloscope

Job description

Job Description:

Mandatory Skills

• Strong programming in Embedded C

• Good understanding of C++

• Embedded Linux

• RTOS (FreeRTOS/Zephyr)

• Device driver development

• Communication protocols

• Git

• Software architecture

• Multithreading/Multitasking

• Strong debugging

• Agile methodology

IoT & Connectivity Skills

• BLE

• Zigbee

• MQTT

• TCP/IP

• Wi‑Fi

• Gateway architecture

• Device provisioning

• Device onboarding

• OTA firmware updates

• Cloud connectivity

• End-to-end IoT product development

Security Knowledge

• Secure Boot

• Secure Firmware Update

• TLS/SSL

• Certificate management

• Device authentication

• Encryption

• Authentication & Authorization

• Key management

Cloud Exposure

• AWS IoT Core / Azure IoT Hub / equivalent

• MQTT broker integration

• REST APIs

• Device Shadow / Digital Twin

• Cloud provisioning

• Telemetry

• Remote diagnostics

• Cloud command execution

Preferred Skills

• Matter

• Thread

• BLE Mesh

• Docker

• Python

• Shell scripting

• Wireshark

• Bootloader development

Good to Have

• CI/CD

• Static code analysis

• Unit Testframework

Tools

• Git

• Jira

• Confluence

• VS Code

• GDB

• CMake

• GCC

• Wireshark

• Logic Analyzer

• Oscilloscope

Soft Skills

• Ownership mindset

• Problem-solving

• Communication

• Cross-functional collaboration

• Ability to work independently

Strong debugging mindset

Requirements: