Data Scientist

Your mission We are looking for Data Scientists that are passionate about the power of AI and who thrive at the intersection of business, analytics, and AI: someone who not only trains models but also deeply understands the business context in which they're applied. About this role – Domains Department The Data Science Domains Department powers business-critical decision-making across four key areas of enterprise operations. Our client builds and deploys AI-driven features that transform how business leaders understand and act on complex data challenges in their specific domains. The client's four domains: Finance (FIN): they enable smarter, faster financial decision-making across the enterprise by partnering with Finance teams to improve forecasting accuracy, planning agility, and financial transparency through AI-driven solutions. Manufacturing & Supply Chain (M&S): they optimize the end-to-end manufacturing and supply chain with cutting-edge AI – from helping pharmaceutical companies avoid out-of-stocks to reducing machine breakdown in consumer goods factories. Research & Development (R&D): they partner closely with pharmaceutical and biotech companies to deliver innovative AI-driven solutions that optimize clinical trial recruitment and accelerate pipeline innovation. Cross-Functional (XF): they apply AI to diverse functions spanning procurement, people analytics, commercial operations, and more – developing solutions that transform these essential but often underserved areas. Your profile Core responsibilities and skills (by seniority) Senior Data Scientist – 4+ years Comprehensive MLOps expertise, advanced Python/SQL skills, and domain specialization; enforce code quality standards across the team Own key features and projects; design and improve models, pipelines, and experimentation frameworks Lead 1+ major projects as AI lead with full accountability; break down work, assign tasks, and manage multiple workstreams Communicate and align with internal/external stakeholders; turn business requirements into AI solutions Provide technical mentorship; set modeling standards and drive cross-functional delivery Principal Data Scientist – 6+ years Deep expertise in one technical area; lead by example on technical excellence, business acumen, and strategic vision Define and own AI domain roadmaps; transform ambiguous business challenges into structured action plans Lead 5+ simultaneous projects across multiple workstreams; shape product strategy with PM/Eng Demonstrate strong business acumen: estimate AI solution impact on KPIs and business outcomes Provide leadership for the Data Science team: mentor and manage; define standards; drive impactful cross-functional delivery Who we're looking for Someone who thrives at the intersection of business, analytics and AI and wants to ensure AI solves the right problems with measurable impact A scientist and builder: you explore multiple approaches, analyze results and iterate fast, balancing cutting-edge techniques with simple, scalable solutions A strong communicator who adapts the message to different audiences and enjoys working cross-functionally with product, engineering and business stakeholders Someone with a startup mindset: comfortable with ambiguity, proactive and hands-on when something needs fixing or improving Ready to Lead Boldly – helping business leaders make decisive decisions powered by real-time AI insights What we offer Benefits Medical insurance: Your health, and your family's, is our top priority. You're fully covered. Holiday flat in Valencia: Dreaming of sunny days in Spain? Our company flat is ready for your next getaway. Gifts for special occasions: We love celebrating you. Expect thoughtful surprises on Easter, Women's Day, Father's Day, and more. Anniversary gifts: Your 1st, 5th, and 10th work anniversaries are milestones worth celebrating, and we mark each of them with a special gift. Team-building events: We value connection beyond work, offering engaging team experiences in great locations to inspire collaboration and fun. End of year celebrations: We wrap up each year with a special celebration, filled with joy, laughter, and unforgettable moments. Day off on your birthday: Your special day is yours to enjoy, no work required. Community and social initiatives: We bring people together through activities like Bring Your Kids to the Office Day, donation drives, tree planting, sporting events, decorating the Christmas tree with your colleagues, celebrating new office openings, Principal33's anniversary, and more. Access to Udemy: Growth matters, so you get unlimited access to thousands of courses. Develop your skills anytime, anywhere. German language courses: Dedicated courses to help you build your German skills, supporting both personal and professional growth. Personal and professional growth: We support your development through masterclasses with experienced trainers, and we're open to investing in courses and training that help you grow. Email address For questions about this role, please reach out to our Recruiting team at .