Principal Software Engineer

Eaton; Cheltenham; On-site; GBP 90,000 - 120,000; Full time

Benefits offered by this job

Global collaboration

Career progression

Competitive compensation

Diversity and inclusion

Job summary

Eaton is seeking an experienced Principal Software Engineer to lead embedded software development for safety-critical aerospace-related systems. You will derive requirements, design software architectures, and drive verification across multiple platforms from microcontrollers to multi-processor targets.

Ideal candidates have strong C/C++ skills, safety-standard exposure (DO-178C DAL B/A), and hands-on experience with RTOS, HIL testing, and CI/CD pipelines.

Qualifications

• Experience in embedded real-time safety-critical systems.
• Proficiency in C and C++ for embedded targets.
• Familiarity with safety standards such as DO-178C.
• Experience with hardware-in-the-loop testing and DO-254/DO-248 related contexts.
• Knowledge of CI/CD workflows and containerised development.

Responsibilities

• Define requirements, design, develop, and verify software across safety levels.
• Code to internal standards and maintain high-quality solutions.
• Perform design and code reviews to ensure quality.
• Debug in embedded environments across platforms.

Skills

Organizational skills

Communication skills

Team collaboration

Tools

C

C++

RTOS

Git

Job description

Eaton are seeking an experienced Principal Software Engineer to join the engineering function. We are searching for a dynamic highly skilled Principal Software Engineer with a wide breadth of skills who is interested in applying those skills and furthering their development skillset on a variety of software projects.

As a Principal Software Engineer, you will be expected to derive requirements, produce software architecture, develop test specifications, perform coding, debugging and testing on a variety of platforms from microcontrollers, to asymmetric multi-processor systems. You will participate in all phases of full software development lifecycle. This role will suit a self-motivated developer who is keen to take on a new challenge and who has a variety of programming languages and keen to learn new skills.

We are looking for a Principal Software Engineer with proven track record in embedded real-time safety critical experience. Experience with C/C++ working within aerospace safety standards required.

What you’ll do:

Software Development:

• Requirements definition, design, development, and verification for a variety of integrity levels, from safety critical to proof of concept.
• Coding to internal coding standards and ensuring high quality robust solutions.
• Conduct design and code reviews to maintain high-quality standards.
• Debugging in embedded environments.

Qualifications:

• Experience with aerospace systems or similar high-reliability domains.
• Familiarity with other safety-critical standards (e.g., ARP4754, ARINC 653, DO-254, DO-248).
• Understanding of hardware/software integration and hardware-in-the-loop (HIL) testing.
• High proficiency in C and C++ and cross compiling and debugging on embedded targets.
• Experience in working to DO-178C DAL B/A
• Proficiency in real-time software design and RTOS concepts.
• CI/CD workflow. Experience with Git, Containerised development environments, CI/CD
• Familiarity with debugging tools, hardware interfaces, and safety analysis techniques.

Skills:

• Strong organizational skills with the ability to collaborate in a wider team.
• Excellent communication skills, capable of effectively liaising with technical and non-technical stakeholders.

What we offer:

• Opportunity to work in a global, highly collaborative environment
• Challenging projects in dynamic collaborative team
• Strong focus on learning, development, and career progression
• Competitive compensation and benefits package
• A culture that promotes inclusion, accountability, and continuous improvement

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All positions may require participation in video and in-person interviews as part of the hiring process.All candidates will be evaluated based on job-related competencies, and all candidates’ privacy rights and data security will be protected in accordance with applicable laws.

We are committed to ensuring equal employment opportunities for job applicants and employees. Our recruitment processes use balanced selection criteria and avoid unlawful discrimination against applicants on the basis of their age, colour, disability, marital status, national origin, gender, gender identity, genetic information, race or racial origin, religion, sexual orientation or any other status protected or required by law.