Diagnostic Development and Support Engineer

Job Title : Engineer – Diagnostic Development & Support

Location : Any UK Site

Our Vision & Why It Matters

At Alexander Dennis, our vision is to lead the evolution of sustainable on-road mass transportation and mobility.

We design, deliver, and support market-leading buses and coaches that help reduce emissions, improve air quality, and keep communities connected. Every role contributes to that mission whether you’re engineering, driving sales, improving production, or supporting our customers.

What You’ll Do

As a Diagnostic Development and Support Engineer, you’ll be the first point of contact for supporting service engineers tackling complex vehicle faults. You’ll investigate issues, capture learnings, and turn them into smarter on-board and off-board diagnostic features and tools. From developing fault codes and guided routines to working hands-on with vehicles and test rigs, you’ll play a key role in improving how our products are supported in the field.

What We’re Looking For

We’re looking for someone with experience configuring and customising diagnostic toolchains, creating and maintaining ODX / OTX / CDD files, and a solid understanding of vehicle communications (J1939, UDS, CAN, LIN, IP). You’ll bring proven problem-solving skills, a clear and concise communication style, and the ability to make complex topics simple. Most importantly, you’ll have a genuine interest in vehicle technologies and a desire to make diagnostics better for the people who use them.

Bonus if you have :   It’s a real advantage if you’ve worked directly on vehicle electrical systems, are familiar with V-model or structured development processes or have experience capturing engineering requirements.

What We Offer

Because we know that to deliver on our vision, people have to feel supported and inspired :

Impact : Be part of something that’s changing cities, improving air quality, helping public transport evolve.

Development & Growth : Training programmes, mentorship, opportunities to take on new roles, broaden skills.

Culture & Belonging : An inclusive environment; your voice matters; we treat people fairly.

Perks & Benefits : Competitive salary, pension, wellbeing support, cycle to work scheme, enhanced maternity and paternity benefits.

Our Values – What Guides Us

These are more than words on a page, they shape how we work, what we stand for, and how we build trust with our customers, communities, and each other.

Safety : The health and wellbeing of our team members, and the safety of our products, are our top priority.

Quality : We strive for excellence in our products, services, and all that we do.

Integrity : We act with honesty, transparency and integrity, treating each other with respect in a diverse, equitable and inclusive workplace.

Accountability : We take responsibility for our actions, seeking to build trust and earn a reputation for excellence and reliability.

Teamwork : We work with our team members, our supplier partners, and our customers to pursue mutual benefits.

Sustainability : We seek long term success for our business, our communities, and the environment through responsible sourcing, lean manufacturing, and sustainable operations.

How to Apply

If you see yourself growing with Alexander Dennis and contributing to our vision, we’d love to hear from you.

Please complete our online application form and attach your CV!

We care deeply about being inclusive and we encourage applications from people with diverse backgrounds and experiences.

If you are an internal applicant, you have a responsibility to inform your current line / department manager and local human resources representative before applying for the role.

Due to the volume of vacancies and applications, we would prefer that you submit your application online. If however, you require an alternative method of applying, please give us call on +44 1324 621 672 or send an email to careers@alexander-dennis.com

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