Embedded Software Engineer

SII Group delivers Digital Services, IT, Engineering, and Consulting to diverse industries, enabling digital transformation through our commitment to Growth, People, and CSR.

With over 16,000 professionals across 21 countries, we’re recognised as a “Great Place to Work” for fostering a high-trust culture. Our core values of Trust , Transparency , and Quality drive our work package delivery, ensuring we meet and exceed client expectations as a committed partner.

Since 2016, SII UK has supported top Aerospace & Defence, Aviation, Transportation, and Finance clients, empowering digital transformation with industry-leading engineering expertise.

Let’s Tech Together is our promise to encourage innovation and teamwork. We support our engineers with development opportunities and a collaborative, inclusive environment where every voice is valued and empowered.

#Let'sTechTogether

THE OPPORTUNITY

We’re looking for a talented Embedded Software Engineer to join a high-performing team working on cutting-edge, security-critical systems.

In this role, you’ll design, develop, and deliver robust embedded software solutions, collaborating closely with technical leaders and multidisciplinary teams. If you enjoy solving complex engineering challenges and working with modern technologies in a real-world impact environment - this is for you.

KEY RESPONSIBILITIES:

• Design and develop high-quality embedded software systems
• Deliver fully tested, maintainable, and scalable solutions aligned with project goals
• Debug, optimise, and validate software performance in embedded environments
• Ensure compliance with secure coding standards and governance policies
• Contribute to design reviews and engineering best practices
• Collaborate with stakeholders and report progress to engineering leadership
  
  

ESSENTIAL SKILLS & EXPERIENCE:

• Strong experience with modern C++ (C++11 or later), including STL
• Proven background in embedded systems development and debugging
• Experience with multi-threaded and multi-process architectures
• Solid knowledge of embedded Linux environments
• Experience interfacing with hardware (SPI, I2C, etc.)
• Familiarity with Agile methodologies (Scrum) and tools like JIRA
• Experience using Git/Bitbucket for version control
  
  

DESIRABLE SKILLS:

• Full development lifecycle experience, including requirements capture, design, implementation, testing, integration, verification and validation.
• Exposure to CI pipelines using Jenkins or similar automation platforms.
• Experience in using modern build systems e.g. Make.
• Experience of Open Component Portability Infrastructure (OpenCPI) an advantage.
• Experience of Data Distribution Service (DDS) an advantage.
• Experience in Python (for testing).
• Familiarity with static analysis and code quality tools, e.g. Coverity
• Understanding of secure coding standards and secure coding development for C++.
• Knowledge of UML
  
  

BENEFITS:

• Competitive Basic Salary
• 6% Employers Contribution + 6% as a salary sacrifice
• Private Medical Insurance, Life Cover and Income Protection
• 25 days holiday
• 10 days full sick pay per year
• Flexible working
• Cycle to Work & TechScheme
• Continuous professional development
• Corporate access to the Udemy platform
• If you're applying for a role requiring security clearance, please be aware that foreign or dual nationality is not an automatic bar, however certain posts may have restrictions which could affect those who do not have sole British nationality or who have personal connections with certain countries outside the UK.
  
  

http://www.groupe-sii.com/en