GRP Finisher - Within IR35 in Castletown

About Sunseeker International

Sunseeker was founded on a bold vision: to create a new kind of yacht and redefine what was possible on the water. From our earliest designs in 1967, we’ve pushed boundaries and reshaped the motor yacht industry through innovation, craftsmanship and relentless ambition.

At the heart of every Sunseeker lies a legacy of expert hands and meticulous attention to detail, skills refined and passed down through generations. These are the qualities that set our yachts apart - and the qualities that continue to drive our craft today.

In a world increasingly defined by automation, we remain committed to building hand‑crafted, hand‑finished boats. With over 1,800 talented team members across our busy shipyards - from long‑serving specialists to more than 180 apprentices - our Sunseeker workforce reflects the strength, diversity and pride of our local community. It’s this blend of heritage, skill and passion that makes our shipyards unlike any other place in the world.

Who We Are Seeking

We are seeking experienced Finishers to join our skilled production team and play a vital role in creating some of the world's most prestigious yachts.

This opportunity is ideal for individuals with finishing, automotive body repair, composites, or marine industry experience who take pride in delivering a flawless finish. You will have a keen eye for detail, a commitment to quality, and the ability to work effectively within a fast‑paced manufacturing environment where high standards are expected at every stage of production.

Please note: This contract role is within IR35 and pays up to £30.00 per hour depending on experience; 4 x 10 hour Day Shift OR 5 x 8 hour Day Shifts available.

A Day in the Life

As a Finisher, you will be responsible for preparing, trimming, sanding, and polishing GRP components to the exceptional standards expected of a luxury yacht manufacturer. Working closely with production teams, you will ensure all components are completed to specification and ready for installation within the build process.

You will use a range of hand tools, air tools, sanding equipment, and polishing techniques to achieve a high‑quality finish. Attention to detail is critical, as you will also support quality inspections, identify defects, and ensure all completed work meets Sunseeker's exacting standards. Safety is a key part of the role, and you will be expected to follow all health and safety requirements while maintaining a clean and safe working environment.

Example Responsibilities Include

• Trimming, sanding, and polishing GRP components to required quality standards
• Using sanders and a variety of sandpaper grades to achieve the desired finish
• Operating hand tools, air tools, and mechanical cutting equipment safely and effectively
• Removing excess material from GRP components and cutting parts to specification
• Applying various polishing techniques to produce a high-quality finished surface
• Inspecting components for defects and supporting quality control activities
• Maintaining high levels of workmanship and attention to detail
• Following all health and safety procedures and wearing the required PPE
• Working collaboratively with colleagues across the production team
• Contributing to the delivery of luxury motor yachts within agreed production schedules

To Be Considered for This Role You Should Have

• A considerable experience within a finishing role
• Experience working with sanding, trimming, polishing, or surface finishing processes
• The ability to consistently deliver work to a high standard of quality
• Experience using hand tools, air tools, and mechanical cutting equipment
• Strong attention to detail and a quality-focused approach
• A good understanding of health and safety requirements within a manufacturing environment
• A reliable, punctual, and professional approach to work
• Experience within automotive body repair would be highly advantageous
• Previous marine industry experience is desirable but not essential
• The ability to work effectively within a fast‑paced production environment