Help grow a safer, cleaner, healthier future for everyone, every day.
About Us
Crowcon in on exciting growth journey looking to provide innovative solutions within the realm of gas detection. The R&D team play an integral part to deliver the overall strategy aimed at driving sustainable growth through the development of leading products and the delivery of an ambitious roadmap. The team are pushing innovation across multiple fields including the use of Machine Learning for state-of-the-art sensors, IoT communications, integrated manufacturing, and deployment of full-stack software solutions.
Crowcon Detection Instruments Ltd. is a wholly owned subsidiary of Halma plc. Halma’s (www.halma.com) purpose is growing a safer, cleaner, healthier future for everyone.
Firmware Architecture & Development
- Own architecture decisions that define new product platforms and unlock innovative capabilities.
- Design scalable, robust firmware solutions in collaboration with hardware, software, and sensor engineering teams.
- Prototype rapidly, moving from lab concepts to validated real-world implementations.
- Build high-performance, real-time firmware using C/C++ and RTOS frameworks, ensuring reliability and efficiency under demanding conditions.
- Integrate advanced communication protocols (UART, SPI, I²C, Modbus) and diverse sensor interfaces into cohesive system designs.
- Ensure each firmware release meets stringent reliability, performance, and regulatory requirements.
Engineering & Collaboration Excellence
- Explore emerging technologies, tools, and design approaches to push system boundaries and elevate product performance.
- Drive continuous refinement of development workflows, validation methods, and automation systems.
- Promote quality-first engineering practices, ensuring firmware is robust, compliant, and maintainable.
- Demonstrate ownership and proactive problem-solving, setting a high technical bar for the team.
- Work closely with hardware, software, and sensor teams to deliver tightly integrated system solutions.
- Facilitate technical discussions that align architecture, design choices, and implementation details across domains.
- Communicate clearly with cross-functional stakeholders, translating complex technical considerations into actionable direction.
- Share expertise openly, mentoring team members and helping grow engineering capability across the organisation.
What you will bring
Essential
- Bachelor’s degree (or higher) in Electronic Engineering, Computer Engineering, or a related discipline.
- Several years’ experience developing embedded firmware within an R&D environment.
- Strong proficiency in C/C++ with hands-on experience in real-time embedded systems and RTOS environments.
- Solid understanding of hardware–software co-design, PCB-level debugging, and sensor integration.
- Proficiency with Git, issue tracking tools, and Agile or hybrid development practices.
Desirable
- Experience designing for low-power embedded systems and advanced sensor architectures.
- Knowledge of regulatory compliance requirements for electronic products (e.g., EMC, safety).
- Familiarity with a broad range of communication protocols such as UART, SPI, I²C, and Modbus.
- Comfort with automation, validation tools, and continuous testing workflows.
- Strong analytical mindset with the ability to diagnose complex system-level issues.
About You
- Deliver high-quality firmware and enjoy solving complex engineering challenges.
- Take ownership, act proactively, and are confident making architecture decisions.
- Collaborate effectively across hardware, software, and sensor teams.
- Stay curious, continuously exploring emerging technologies and design approaches.
- Enjoy mentoring others and contributing to team and technology direction.
Company benefits:
- Generous company pension (up to 10.5% matched on a sliding scale)
- Hybrid working
- Company shares
- Health cashplan (Medicash)
- Eyecare scheme (with Specsavers)
- Corporate life insurance
- 25 days holiday
- Your birthday off (after 1 year of service)
- 3 days holiday purchase
- 14 weeks paid maternity, paternity, adoption leave
- Cycle to work scheme
- Subsidised annual bus pass
- Annual train ticket payment scheme
- Employee assistance programme
- Learning and development opportunities
- Free parking and subsidised EV charging points
- Salary sacrifice car leasing
Don’t have every single listed skill/experience? Studies have shown that women and people from diverse backgrounds are less likely to apply for jobs unless they meet every single qualification. At Crowcon we are actively building and encouraging a diverse and inclusive workplace culture, so if you’re excited about this role as the next step of your career, but you don’t feel confident you have enough past experience to perfectly align with the job description, we encourage you to apply anyway. You may be just the right candidate for this or another role we may have.
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Top Skills
What We Do
Our purpose is to grow a safer, cleaner, healthier future for everyone, every day.
Halma is a global Group of life-saving technology companies. Our companies provide innovative solutions to many of the key problems facing the world today.
Our Sectors:
Safety technologies that save lives, protect infrastructure and enable safe movement, and also technologies that protect people and assets at work across a range of critical industrial and logistics operations.
Environmental & Analysis provides technologies that monitor and protect the environment and ensure the quality and availability of life-critical resources.
Medical’s technologies enhance the quality of life for patients and improve the quality of care delivered by healthcare providers.
