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Job Description

Principal Embedded Software Engineer

Bristol / Hybrid | Competitive Salary DOE + Bonus & Benefits

Our client, a market-leading SME within the Embedded Safety & Security industry , is entering an exciting new phase of growth across their Bristol office . With a global presence across the UK and Europe and over 500 employees , they develop some of the most innovative custom embedded software solutions used by world-renowned organisations.

Following the retirement of a senior leader, they are now seeking a Principal Embedded Software Engineer to take a key leadership role within their Aerospace team . This is a priority hire and a critical position within the business, offering both technical authority and people leadership responsibility.

The Role

As a Principal Embedded Software Engineer , you will act as a technical leader and mentor within a high-performing team of 20 embedded engineers, playing a pivotal role in shaping the direction of aerospace projects and customer engagements.

You will work closely with internal stakeholders and external aerospace customers, leading development on a safety-critical RTOS product , ensuring compliance with stringent industry standards, and providing technical governance across multiple projects.

This role offers a genuine balance between hands-on technical work, leadership, and customer interaction , making it ideal for an experienced engineer ready to step into a senior, influential position.

Key Responsibilities

Hands-on development in C and Assembler on ARM architectures

Development, porting and optimisation of RTOS solutions

Ownership of software design, verification and validation activities

Ensuring compliance with Aerospace safety standards (e.g. DO-178)

Mentoring and supporting engineers from mid to senior level

Acting as a technical point of contact for customers , managing relationships and expectations

Reviewing architecture, code, design and test documentation

Supporting continuous improvement of processes, tools and standards

Required Experience

Extensive embedded software development experience in C & Assembler

Strong experience with ARM-based architectures

Deep understanding of RTOS development

Proven experience working within controlled / safety-critical environments

Aerospace industry experience with a solid understanding of relevant standards

Demonstrable technical leadership or team leadership experience

Ability to engage confidently with customers and stakeholders

What’s on Offer

This is a business that genuinely empowers its engineers, offering autonomy, flexibility and long-term career development .

Competitive base salary (DOE)

Annual salary reviews

Competitive annual bonus

8% employer pension contribution

Full sick pay

Income protection insurance

Life assurance (7x salary)

25 days annual leave (increasing with length of service)

Flexible start and finish times

True hybrid working model

Significant investment in learning & development and upskilling

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