He has built a reputation for creating products that are simple, elegant, and carefully considered in terms of both form and function. Wagner's design philosophy often revolves around the idea of enhancing the user experience through thoughtful design, emphasizing practical solutions without sacrificing aesthetics.

His work spans a variety of product categories, including furniture, lighting, and household items. Many of his designs feature clean lines, refined materials, and an attention to detail that reflects his belief in the importance of simplicity and longevity. He often works with natural materials such as wood, metal, and ceramics, bringing a contemporary edge to traditional craftsmanship.

Jakob Wagner has collaborated with several prominent design brands, including Georg Jensen, B&B Italia, Cappellini, Muuto, and Hay, and his products are often characterized by their timeless quality, versatility, and understated beauty. He is also known for his ability to merge functionality with a refined aesthetic, creating pieces that are not only beautiful but also practical and durable.

His work has received numerous design awards and accolades, and he is regarded as a key figure in contemporary Scandinavian design.