Senior Software Engineer

BAE Systems; Greater London; On-site; GBP 40,000 - 70,000; Full time

Job summary

BAE Systems in Greater London is seeking an embedded software engineer to lead design and development of software for real-time, safety-critical systems. You will work on drivers, protocols and human-machine interfaces with certification artefacts and define system architectures from requirements.

The role requires strong C/C++ skills, UML-based design experience and familiarity with DO-178B/C standards, as well as collaboration with customers and cross-functional teams to deliver compliant,

Qualifications

• Degree or equivalent qualification in a Scientific/Engineering environment (electronics-engineering, software-engineering, physics, maths)
• Excellent Software Engineering skills with significant experience in C/C++
• Extensive experience of Software Architecture Design using UML or other model-based design techniques
• Experience in using UML for software design in CAMEO, EA, Rhapsody or Integrity Modeler
• Extensive experience of interfacing software with hardware in a real-time environment
• Development experience to DO-178B/C Standards

Responsibilities

• Lead design and development of embedded software, including drivers, protocols, and human-machine interfaces with certification artefacts
• Define system and software architectures from requirements using structured design, modelling, and simulation
• Drive integration, verification, and validation within a safety-critical environment
• Provide technical leadership through mentoring, peer reviews, and best practices
• Deliver reliable estimates, including sizing and reuse
• Engage with customers to resolve technical challenges and shape solutions
• Contribute to engineering processes, design reviews, and strategic decisions to ensure high-quality, compliant delivery

Skills

C/C++

Embedded software

UML

DO-178B/C

Systems integration

Education

Degree in Scientific/Engineering field

Tools

CAMEO

Rhapsody

Integrity Modeler

EA

Job description

Salary: £40,000 - 70,000 per year

Requirements:

• Degree or equivalent qualification in a Scientific/Engineering environment (electronics-engineering, software-engineering, physics, maths)
• Excellent Software Engineering skills with significant experience in C/C++
• Extensive experience of Software Architecture Design using UML or other model-based design techniques
• Experience in using UML for software design in CAMEO, EA, Rhapsody or Integrity Modeler
• Extensive experience of interfacing software with hardware in a real-time environment
• Development experience to DO-178B/C Standards

Responsibilities:

• Lead design and development of embedded software, including drivers, protocols, and human-machine interfaces with certification artefacts
• Define system and software architectures from requirements using structured design, modelling, and simulation
• Drive integration, verification, and validation within a safety-critical environment
• Provide technical leadership through mentoring, peer reviews, and best practices
• Deliver reliable estimates, including sizing and reuse
• Engage with customers to resolve technical challenges and shape solutions
• Contribute to engineering processes, design reviews, and strategic decisions to ensure high-quality, compliant delivery

Technologies:

• Embedded
• Hardware
• Network
• UML
• C++
• Support
• Security

More:

At BAE Systems, we are part of something bigger. As a valued member of our global colleague network, you will bring your unique skills and perspectives to help pioneer progress and protect what matters most. Our team of experienced engineers creates world-leading control and display systems for advanced commercial and military aircraft. In this role, you will enjoy lifelong learning opportunities, career growth, and a supportive culture that embraces diversity and inclusion. We are committed to building an inclusive workplace where everyone feels valued and supported, allowing you to thrive and make a meaningful difference.

last updated 36 week of 2026