Senior Embedded Software and Integration Engineer

Responsibilities

• Design, develop, and document application‑level drivers for imposed COTS/MOTS equipment
• Implement and validate communications translations across multiple protocols (e.g. Ethernet, CAN, Modbus)
• Support lab‑based integration, compatibility testing, and system bring‑up activities
• Identify, diagnose, and resolve interoperability and communications issues early in the integration lifecycle
• Work closely with the Systems Architect to close technical risks and support architectural decisions
• Interface with electronics and software SMEs to agree and implement low‑level integration solutions
• Required Skills
• Strong background as an embedded software or systems integration engineer
• Excellent low‑level software capability using C and/or C++
• Experience working with black‑box COTS/MOTS equipment and vendor‑supplied APIs
• Proven hands‑on lab and debug experience using tools such as logic analysers, protocol sniffers, and similar
• Demonstrated experience translating between dissimilar communications standards
• Background delivering solutions in defence, avionics, or other safety‑critical environments
• Soft Skills & Collaboration
• Pragmatic, solutions‑focused engineering mindset
• Strong communicator across systems, software, and electronics disciplines
• Comfortable working in ambiguous problem spaces and de‑risking complex integrations
• Takes ownership of technical problems through to resolution
• Required Qualifications
• Bachelor's or Master's degree in Software Engineering, Electronic Engineering, Systems Engineering, or related discipline, or relevant technical military background with equivalent experience.
• Desirable Skills
• Experience with additional communications protocols or networked systems
• Exposure to avionics, defence, or safety‑regulated programmes
• Understanding of integration and verification activities at system level
• Familiarity with working alongside suppliers and external technical stakeholders
• Why join us?
• We bring together entrepreneurial, tech-driven people to deliver innovative solutions for leading companies.
• At ALTEN, you'll work on exciting projects, supported by ongoing learning, mentoring, and clear career development tailored to your goals.
• Join a passionate team and help build tomorrow, today.
• In short you get:
• A personalised career path and a rewarding management style
• A huge diversity of engineering projects and industries
• Private Medical Insurance
• Cycle & Tech Scheme
• Employee assistance programme
• Life insurance & Pension Scheme
• Social atmosphere, regular gatherings & team buildings
• Flexible way of working (role dependent)

Benefits

Additional Information

Join our team as a Senior Embedded Communications and Integration Engineer and play a key role in delivering complex, mission‑critical systems within the defence sector. This role sits at the intersection of embedded software, communications, and system integration, supporting the integration of imposed COTS/MOTS equipment into larger, safety‑critical architectures. You will work in a hands‑on engineering environment, translating between dissimilar communication standards, debugging real hardware in the lab, and supporting system de‑risking activities in close collaboration with systems and electronics teams. Location: Stevenage On-site: Remote with occasional site visits Seniority: Senior (8+ years' experience) Clearance: Candidates must be willing and eligible to obtain SC clearance.

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