Business development manager

Field-Based (Southern UK) | HQ: Preston, Lancashire

Closing date: 6th July 2026

Start Date: Immediate.

Merlin Diesel Systems Ltd is an industry leader with over 70 years of expertise in providing diesel fuel injection solutions and is looking for a Business Development Manager to help drive growth across all automotive market sectors in the South of the UK. Our mission is to deliver quality products and couple this with excellent technical support in order to build strong ties with our customers where they feel satisfied and valued.

You’ll be representing an internationally recognised brand, partnering with top names like Bosch, Delphi, Denso, Perkins, Stanadyne, Schaeffler and Continental. From our HQ in Preston, we supply over 100 countries worldwide and continue to invest in new products and technologies. We offer an extensive stock range of diesel fuel pumps and injectors and build, market and sell a wide range of diesel fuel injection system test equipment.

Candidates must be based geographically south of Oxford/Luton due to the area covered. You will be field based, and the role involves driving to and from customers and clients on at least 4 days per week. No weekend work is required or expected.

What You’ll Do:

• Develop and maintain strong client relationships across the South of England
• Promote and sell our extensive product range to new and existing customers
• Create and present tailored proposals and quotations
• Use CRM tools to plan and manage your pipeline
• Work collaboratively across departments to ensure customer satisfaction
• Provide regular sales updates and forecasts

What We’re Looking For:

• A proven track record in sales is essential - automotive or engineering sector experience with diesel fuel injection knowledge is preferred.
• Self-motivated, trustworthy, and target-driven
• Confident communicator who excels in face-to-face meetings
• Strong organisational skills with the ability to work independently
• Full UK driving licence and willingness to drive to/from customers and appointments.

What’s in It for You:

• Competitive salary starting from £42,000 + annual bonus
• Company car, phone, and laptop
• Company pension scheme (15% employer contribution)
• Branded uniform provided

Ready to make an impact?

Join a company where innovation, customer service, and global growth are at the heart of everything we do.