Senior Firmware Engineer

Smart Component Technologies Ltd

Milton, UK

4 days ago

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Role details

Contract type

Permanent contract

Employment type

Full-time (> 32 hours)

Experience level

Expert

Experience required

5 years minimum

Compensation

£50,000.0 - £55,000.0

Working hours

Regular working hours

Job source

www.adzuna.co.uk

Tech stack

Amazon Web Services Data Analysis ARM Architecture C++ (Programming Language) Cloud Computing Static Program Analysis Software Quality Communications Protocols Continuous Integration Software Debugging Embedded Software Firmware

+12 more

Python (Programming Language) Message Queuing Telemetry Transport (MQTT) LoRaWaN Toolchain Software Modules PIC Microcontroller Hardware Testing Git Information Technology Cloud Integration Aws Iot Software Version Control

Job description

Contribute to firmware development and share technical knowledge and best practices with team members
Design, develop, and maintain embedded firmware for IoT devices using C/C++ and Python
Collaborate with hardware engineers to ensure seamless integration between firmware and hardware
Implement and optimise communication protocols such as MQTT and LoRaWAN
Integrate firmware solutions with cloud platforms such as AWS IoT Core
Analyse and debug complex hardware and firmware issues
Maintain existing codebases, improving documentation and code quality where required
Implement version control best practices, CI/CD, and static code analysis tools to ensure code stability
Continuously explore and evaluate new technologies to improve product performance and functionality
Maintain and develop the firmware test regime, including unit, integration, and on-hardware testing, and the validation process ahead of each release
Build and maintain the software modules that decode and unpack raw device payloads into structured, validated data
Interrogate device data to validate firmware behaviour, diagnose field issues, and support colleagues with wider data analysis

Technologies:

ARM
AWS
CI/CD
Cloud
Embedded
Firmware
Git
Hardware
IoT
Support
MQTT
Python
pandas

Requirements

Bachelors or Masters degree in Computer Science, Electrical Engineering, or a related field
Typically 5+ years of experience in production-quality embedded firmware development
Strong proficiency in C/C++ and Python programming
Strong experience with STM32 microcontrollers and the surrounding toolchain, or a comparable ARM Cortex-M family
Strong familiarity with IoT protocols such as MQTT and LoRaWAN
Experience with cloud integration, preferably with AWS IoT Core
Excellent debugging skills for hardware and firmware issues
Familiarity with version control systems such as Git and static code analysis tools
Strong problem-solving skills
Excellent communication and teamwork skills
Experience defining and implementing firmware test approaches, including automated and on-hardware testing
Experience with binary protocol design and decoding of packed sensor payloads
Ability to reliably commute to Cambridge CB4 0WG or relocate before starting work
Work authorisation in the United Kingdom

About the company

We are Smart Component Technologies Ltd, and we design and build IoT monitoring solutions for the rail, energy, and mining industries, bringing sensing and intelligence into environments where conventional equipment struggles. We offer the opportunity to join a small firmware engineering team working on cutting-edge IoT projects with a structured handover and support from our existing team. This is an in-person role based in Cambridge, and we offer a company pension, on-site parking, and private medical insurance.