Embedded Systems Engineer

Wr Hvac; Greater London; On-site; GBP 63,000 - 77,000; Full time

Benefits offered by this job

Company equity options

London-based engineering environment

Significant technical ownership

Long-term career development

Job summary

Wr HVAC in London on-site is seeking an experienced Embedded Systems Engineer to work on next-generation heating, cooling and ventilation systems. The role blends embedded firmware development with custom PCB design and involves thermoelectric solid-state heat pump tech without traditional compressors or F-gases.

The candidate will design PCBs, implement real-time control and develop interfaces (UART, SPI, I2C, Modbus) while collaborating with mechanical and controls engineers.

Qualifications

• 7+ years' experience within the white goods industry.
• Degree in Electrical Engineering, Electronics, Mechatronics or Embedded Systems.
• Strong embedded firmware development experience using C/C++.
• Proven experience designing custom PCBs and electronic control systems.
• Proficient with Altium Designer, KiCad, Eagle or similar.

Responsibilities

• Design and develop custom PCBs, including schematics, layouts and component selection.
• Develop embedded firmware using C/C++ and Python.
• Design control systems for thermoelectric modules, fans, sensors and actuators.
• Implement real-time control algorithms and feedback loops.
• Develop communication interfaces including UART, SPI, I2C and Modbus.
• Carry out PCB prototyping, testing and debugging.
• Perform hardware-in-the-loop testing and signal verification.

Skills

Embedded firmware development

C/C++

Python

Real-time control

Education

Electrical Engineering / Electronics / Mechatronics / Embedded Systems

Tools

Altium Designer

KiCad

Eagle

Job description

Embedded Systems Engineer - HVAC / Clean Technology

London - On-Site

£70,000

Permanent | January 2027 Start

We're recruiting an experienced Embedded Systems Engineer for an innovative clean technology company developing next-generation heating, cooling and ventilation systems.

This is a hands-on engineering position combining embedded firmware development and custom PCB design, working on breakthrough solid-state heat pump technology that operates without traditional compressors or F-gases.

The Role

• Design and develop custom PCBs, including schematics, layouts and component selection
• Develop embedded firmware using C/C++ and Python
• Design control systems for thermoelectric modules, fans, sensors and actuators
• Implement real-time control algorithms and feedback loops
• Develop communication interfaces including UART, SPI, I2C and Modbus
• Carry out PCB prototyping, testing and debugging
• Perform hardware-in-the-loop testing and signal verification
• Work with oscilloscopes, logic analysers and laboratory test equipment
• Ensure designs meet relevant BS, IEC and CE requirements
• Collaborate with mechanical, thermal and controls engineers
• Support manufacturing integration and design for manufacture
• Manage component selection, supplier coordination and BOM optimisation

The Candidate

• 7+ years' experience within the white goods industry
• Degree in Electrical Engineering, Electronics, Mechatronics or Embedded Systems
• Strong embedded firmware development experience using C/C++
• Proven experience designing custom PCBs and electronic control systems
• Proficient with Altium Designer, KiCad, Eagle or similar
• Experience developing firmware for microcontrollers
• Strong electronics testing, soldering and debugging skills
• Experience taking electronic products from prototype through to production
• Good understanding of electrical safety and product compliance
• HVAC, thermoelectric, Peltier or power electronics experience advantageous
• Experience with PID control and thermal management systems beneficial

Package

• Total salary including equity £70,000
• Base salary circa £60,000 basic salary
• Company equity options
• January 2027 start
• London-based engineering and development environment
• Opportunity to work on innovative clean energy technology
• Significant technical ownership and responsibility
• Long-term career development as the business grows

The Opportunity

This is an excellent opportunity for an experienced Embedded Systems Engineer, Firmware Engineer or Electronics Design Engineer looking to work on genuinely innovative technology within the clean energy sector.

You'll take ownership of both embedded software and electronic hardware development, helping bring a new generation of solid-state heating and cooling products from prototype through to commercial production.

The position offers the opportunity to join a growing climate-tech business at an early stage, with equity participation and significant influence over future product development.