Classical & Modern Art Expert

At Keystone AI, every day brings the extraordinary! Whether it’s Daniel Ricciardo’s Formula 1 Car, a Woolly Mammoth’s Skeleton, Lady Gaga's Jumpsuit or Usain Bolt’s running shoe, we encounter exceptional objects every day. We’re a one-of-a-kind marketplace for buying and selling special objects. Each week, more than 100,000 unique items are auctioned, all carefully curated by our passionate in-house experts. Having sold over 25 million unique objects, our mission is to become the world’s most popular destination for special objects. As a growing, diverse and sustainable scale-up, we proudly live by three core values. If these values resonate with you, we’d love to explore how you can join us. Taking ownership and driving impact Being open to change and feedback Being passionate about our mission and our customers. About the role Join Keystone AI as a Spanish Haute Epoque, Old Masters and Modern Art Expert. You will source, evaluate and curate artworks spanning Spanish Haute Epoque, Old Masters and Classical Art, from the Renaissance and Baroque to important 18th and 19th-century Spanish schools, Modernisme and early 20th-century Spanish modernism. You will work with highly collectible historical pieces from the 16th to the 18th centuries, alongside important classical and modern Spanish artworks up to the early 20th century. These are areas where deep art-historical knowledge, connoisseurship and sharp market judgement are essential. You will handle a high daily volume of submissions, from top-tier works to mid- and lower-value objects that still require rigorous assessment and clear commercial positioning. This role reports to the Category Lead of Secondary Market Art and is remote, with an immediate start date. About the team You will join the Classical and Modern Art category, working closely with experts located across Europe, Sales and category leadership to grow and strengthen our Spanish art offering. The role combines curation and commercial ownership, with close collaboration with Sales to deliver measurable growth. The team values ownership, cross-functional delivery, strategic thinking and strong interpersonal collaboration. As part of a connected group of experts, you will also support adjacent art categories when needed. What you’ll do Source, evaluate and curate Spanish Haute Epoque, Old Masters, Classical and Modern Art objects across Spain, wider Europe and key international markets, reviewing a large daily volume of works across value ranges. Write high-quality expert object descriptions, set public estimates and recommend reserve prices aligned with current market demand and auction performance data. Lead valuation, condition and authenticity assessments, making confident appraisal recommendations grounded in up-to-date market intelligence. Partner with Account Managers to design and deliver single-seller auctions and tailored seller growth plans, from onboarding through repeat supply. Build and maintain relationships with galleries, dealers, collectors, museums, artist estates and foundations across Spain and relevant international markets. Use your network to identify, secure and convert quality supply at scale. Collaborate with the Spanish Haute Epoque, Old Masters and Modern Art team to ensure cohesive curation, shared market insights and operational excellence. Support neighbouring expert categories when needed, contributing to a flexible and resilient art organisation. Contribute to auction planning and category strategy, ensuring alignment with the broader European Old Masters, classical and modern art market. What you’ll bring Source, evaluate and curate Spanish Haute Epoque, Old Masters, Classical and Modern Art objects across Spain, wider Europe and key international markets, reviewing a large daily volume of works across value ranges. Write high-quality expert object descriptions, set public estimates and recommend reserve prices aligned with current market demand and auction performance data. Lead valuation, condition and authenticity assessments, making confident appraisal recommendations grounded in up-to-date market intelligence. Partner with Account Managers to design and deliver single-seller auctions and tailored seller growth plans, from onboarding through repeat supply. Build and maintain relationships with galleries, dealers, collectors, museums, artist estates and foundations across Spain and relevant international markets. Use your network to identify, secure and convert quality supply at scale. Collaborate with the Spanish Haute Epoque, Old Masters and Modern Art team to ensure cohesive curation, shared market insights and operational excellence. Support neighbouring expert categories when needed, contributing to a flexible and resilient art organisation. Contribute to auction planning and category strategy, ensuring alignment with the broader European Old Masters, classical and modern art market. An established professional network across Spain and wider Europe, includin