Senior Embedded Software Engineer (C++)

TL;DR

Senior Embedded Software Engineer (C++): Developing embedded C++ software for high-reliability communication and signal-processing systems used in defence environments with an accent on robustness, security, and deterministic performance. Focus on designing real-time embedded modules, debugging and optimizing performance across hardware targets, and integrating secure, mission-critical systems.

Location: Crawley, United Kingdom; onsite four days per week. Candidates must be eligible to hold or obtain UK SC Security Clearance.

Salary: GBP 40,000–60,000 per year.

Company

hirify.global is a global engineering and technology consultancy delivering engineering solutions across aerospace, defence, automotive, energy, rail, IT, and other industries.

What you will do

• Design, implement, and maintain embedded C++ software for real-time communication and signal-processing systems.
• Develop software for embedded communication modules, modems, and RF-adjacent components.
• Debug, optimize, and performance-test software across embedded targets.
• Produce traceable design specifications, requirements, and technical documentation.
• Apply secure coding standards, governance policies, and safety-critical development procedures.
• Support system integration and participate in architecture and design reviews.

Requirements

• 8+ years of experience in embedded software engineering with strong C++ proficiency, including C++11/14/17.
• Experience developing embedded communications or signalling systems such as modems, radios, or data links.
• Knowledge of embedded debugging, performance optimization, hardware-software interaction, requirements traceability, verification, and system-level testing.
• Understanding of secure coding, configuration management, and regulated development environments.
• Bachelor’s or Master’s degree in Software Engineering, Computer Science, or a related discipline, or equivalent technical military experience.
• Eligibility to hold or obtain UK SC Security Clearance is required.

Nice to have

• Experience with communication stacks, DSP concepts, or RF-adjacent technologies.
• Familiarity with embedded Linux or RTOS environments.
• Experience with CI/CD tooling, model-based design, or static analysis tools.
• Background in defence, avionics, or secure-systems engineering.

Culture & Benefits

• Personalized career development, mentoring, and ongoing learning opportunities.
• Work across diverse engineering projects and industries.
• Private medical insurance, life insurance, and pension scheme.
• Cycle and tech scheme plus employee assistance programme.
• Social events, team gatherings, and a collaborative working environment.