Senior Copywriter (Spanish & English)

Established in 2004, OLIVER is the world’s first and only specialist in designing, building, and running bespoke in-house agencies and marketing ecosystems for brands. We partner with over 300 clients in 40+ countries and counting. Our unique model drives creativity and efficiency, allowing us to deliver tailored solutions that resonate deeply with audiences. As a part of The Brandtech Group , we're at the forefront of leveraging cutting-edge AI technology to revolutionise how we create and deliver work. Our AI solutions enhance efficiency, spark creativity, and drive insightful decision-making, empowering our teams to produce innovative and impactful results. SENIOR COPYWRITER LOCATION: Barcelona, Spain REPORTING TO: Creative Director A LITTLE BIT ABOUT THE ROLE AND TEAM Working in close partnership with a leading European pet care client (part of a major international food group), the Senior Copywriter will play a key creative role in defining the global creative voice for four leading pet care brands. Based in our dedicated on-site agency hub in Barcelona, you will partner closely with a Senior Art Director to form a core conceptual creative duo. Working directly with the client's Global Brand Teams, your focus will be upstream and platform-defining: developing bold campaign concepts, emotional and compelling brand narratives, distinct Tones of Voice (TOV), and comprehensive global master toolkits designed to be rolled out across international markets. This role is ideal for a conceptual, ambitious wordsmith who loves translating deep consumer insights into inspiring storytelling, sharp straplines, and memorable campaign platforms that resonate with passionate pet owners across the globe. WHAT IS REQUIRED • Conceptual campaign development: Partner with a Senior Art Director to conceive, develop, and pitch big, platform-level campaign ideas and master concepts for global briefs. • Tone of voice & brand guardianship: Define, elevate, and document distinctive Tones of Voice, manifestos, and messaging hierarchies across four distinct pet food brands, ensuring each brand has a clear, differentiated identity. • Global master toolkits: Write and structure comprehensive global master toolkits, campaign playbooks, and copy guidelines that regional teams and local markets can easily adapt and implement. • Multi-format craft: Craft headline and body copy across all touchpoints, including brand films, digital and social platforms, retail/POS, print, e-commerce, and product messaging. • AI literacy: Comfort working with different AI platforms is expected. • Client pitching & presentation: Confidently present creative thinking, narrative rationale, and copy territory options directly to the client's Global Brand Directors. • Strategic collaboration: Partner with Strategy and Account teams to interrogate briefs, push creative boundaries, and ensure all conceptual work is strategically sound and commercially impactful. • Creative mentorship: Help foster a high-performance, inspiring creative environment in the studio, mentoring junior talent and contributing to creative culture. WHAT GOOD LOOKS LIKE • Experience: 6+ years of copywriting experience in top-tier advertising or creative agencies, with a proven track record operating at a Senior level. • Portfolio: A stellar portfolio showcasing big conceptual campaign thinking, strong narrative craft, brand manifestos, and master campaign platforms (not just functional adaptation). • Sector background: Experience working on FMCG, CPG, Pet Care, or consumer lifestyle brands is highly desirable. Experience managing distinct brands within a shared portfolio is an advantage. • Global scale: Demonstrated experience building global master toolkits, campaign playbooks, and multi-cha