Job Description
About Us
SharkNinja is a global product design and technology company, with a diversified portfolio of 5-star rated lifestyle solutions that positively impact people’s lives in homes around the world. Powered by two trusted, global brands, Shark and Ninja, the company has a proven track record of bringing disruptive innovation to market, and developing one consumer product after another has allowed SharkNinja to enter multiple product categories, driving significant growth and market share gains. Headquartered in Needham, Massachusetts with more than 3,600+ associates, the company’s products are sold at key retailers, online and offline, and through distributors around the world.
Location: Battersea, London, 3 days a week in the office
About The Role
We are seeking a Principal Engineer, New Product Development (NPD) to help us design the next generation of innovative products across our Shark portfolio. Based in our Battersea, London office, you will be a critical technical contributor, driving the development of high-impact, consumer-centric designs that define our product roadmap. You will bring a blend of technical depth, creativity, and problem-solving rigor to deliver meaningful product experiences.
What You'll Do
* Independently execute and lead design studies to solve complex technical and consumer-facing problems throughout the product development lifecycle.
* Take end-to-end ownership of design—from concept generation, CAD modeling, prototyping, and testing through to design verification.
* Drive product design decisions based on engineering principles, consumer insights, and manufacturing feasibility.
* Continuously evaluate and refine designs for cost, manufacturability, performance, and quality.
* Apply a deep understanding of materials, mechanisms, and high-volume manufacturing processes to create optimized solutions.
* Collaborate closely with cross-functional global teams (Engineering, Industrial Design, Product Marketing, and Operations) across the US, UK, and China to ensure seamless product integration.
* Use rapid prototyping and hands-on iteration to test hypotheses and validate concepts quickly.
* Communicate technical findings, trade-offs, and recommendations clearly and effectively across all levels of the organization.
* Contribute to a culture of innovation by championing bold ideas while balancing executional excellence.
What You'll Bring
1. BS or MS in Mechanical Engineering or a related technical discipline.
2. 6+ years of experience in product development, ideally within the consumer products or small appliances space.
3. Demonstrated track record of delivering robust, elegant, and innovative mechanical solutions from concept through launch.
4. Proficient in 3D CAD tools (e.g., SolidWorks, Creo) and rapid prototyping techniques.
5. Strong experience with hands-on mechanical and electrical fabrication (e.g., power tools, sheet metal work, wiring).
6. Familiarity with small appliance components and systems, including motors, heaters, sensors, and PCBAs.
7. Comfortable with test equipment and data analysis tools; advanced Excel or equivalent skills preferred.
8. Experience working in fast-paced, agile environments where quick iteration and learning are essential.
9. Deep technical problem solver with strong mechanical engineering and physics fundamentals (e.g., fluid mechanics, heat