Senior MCU Firmware Engineer – Real-Time Embedded C/C++

HS Design, Inc.; Bristol; Hybrid; GBP 66,558 - 81,349; Full time

Benefits offered by this job

Private healthcare for you and your:>

Salary exchange pension scheme

25 days of annual leave

Lunch benefits and team gatherings

Training and development opportunities

Job summary

Ensera Design is seeking a Senior Software Engineer – MCU to lead MCU firmware development for real‑time systems across hardware, Linux, UI, connectivity and test. You will own subsystem designs, safeguard security architecture, and drive high‑quality embedded C/C++ deliverables.

The role emphasizes collaboration with cross‑functional teams, adherence to coding standards, and a strong focus on secure development practices within a flexible hybrid work model in Bristol.

Qualifications

• Proven experience with ARM Cortex‑M or equivalent.
• Strong C/C++ in embedded, real‑time contexts.
• Experience in quality‑controlled or safety‑critical environments.
• Experience with STM32, bootloaders, MISRA, UART/SPI/I2C/CAN.

Responsibilities

• Design and implement MCU firmware aligned to system and security architecture.
• Own technical design of MCU subsystems.
• Develop and review embedded C/C++ for real‑time systems.
• Collaborate with hardware and software peers.
• Champion coding standards and secure development.

Skills

ARM Cortex-M

C/C++ (embedded)

Safety‑critical environments

STM32

Bootloaders

MISRA

UART/SPI/I2C/CAN

Job description

Ensera Design is seeking a Senior Software Engineer – MCU to lead MCU firmware development for real‑time systems across hardware, Linux, UI, connectivity and test. You will own subsystem designs, safeguard security architecture, and drive high‑quality embedded C/C++ deliverables.

The role emphasizes collaboration with cross‑functional teams, adherence to coding standards, and a strong focus on secure development practices within a flexible hybrid work model in Bristol.