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Scientist Japan Jobs

13 Job Offers

Senior Scientist or Scientific Advisor, Oncology
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AbbVie seeks a Senior Scientist or Scientific Advisor in Oncology to drive real-world evidence generation in Minato City. Requires medical science knowledge, clinical trial expertise, and strong English skills.
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abbvie
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Senior Scientist or Scientific Advisor, Oncology(Hematology)
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abbvie
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Member of Technical Staff - ML Scientist, Japanese Multimodal
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Liquid AI
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Senior Machine Learning Scientist (Ads incrementality) - Tokyo
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Appier (AI)
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Senior Machine Learning Scientist (Ad Cloud, RTB) - Tokyo,Japan
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Appier (AI)
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Research Scientist (Generative & Agentic AI) - Tokyo,Japan.
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Appier (AI)
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Senior Machine Learning Scientist (ROAS) - Tokyo
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Appier (AI)
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Staff/Senior Machine Learning Scientist (Ad Cloud) - Tokyo,Japan
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Appier (AI)
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Product Data Scientist (Client-facing)
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Similarweb
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Associate Director/Principal Scientist, Computational Chemistry, Research
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Join a multidisciplinary team in Fujisawa, Japan as an Associate Director/Principal Scientist in Computational Chemistry. Drive drug discovery across small molecules, PROTACs, and RNA inhibitors using AI, free energy methods, and cheminformatics. Requires a PhD in Chemistry, 5+ years of pharma/bi...
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BioLife Plasma Services
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Data Scientist
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Join Amazon Japan’s Cost-to-Serve Intelligence team as a Data Scientist in Tokyo. Leverage AI and GenAI tools to design research studies that reduce logistics costs and improve delivery speed. Requires 2+ years of data science experience, expertise in SQL/Python, and machine learning modeling. Dr...
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Amazon Pforzheim GmbH
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Data Scientist
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Seeking a bilingual Data Scientist (Japanese & English) for a global role in Tokyo. Leverage 5+ years of experience in machine learning, Python, SQL, and PowerBI to drive business outcomes. Enjoy exceptional WFH flexibility (up to 4 days/week) with a competitive salary and full social insurance b...
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Japan, 東京23区
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7000000.00 - 12000000.00 JPY / Year
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Randstad
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Data Scientist / Ml Engineer
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Join a pioneering Tokyo-based space tech startup as a Data Scientist/ML Engineer. You will develop advanced computer vision algorithms for satellite image analysis, including object detection and time-series processing. We seek expertise in Python, ML/DL frameworks, and CV, with a preference for ...
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5000000.00 - 7500000.00 JPY / Year
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Randstad
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About the Scientist role

A career as a scientist offers a dynamic and intellectually stimulating path defined by inquiry, analysis, and innovation. Scientist jobs span a vast array of industries, from healthcare and biotechnology to technology, environmental science, and data-driven business. At its core, the profession involves designing and conducting experiments, studies, or analyses to answer specific questions, test hypotheses, or solve complex problems. Whether working in a laboratory, a field setting, or behind a computer, scientists are responsible for applying rigorous methodologies to generate reliable data and actionable insights.

Common responsibilities for scientist roles include formulating research questions, developing experimental protocols, and collecting and processing samples or datasets. A significant portion of the work involves data analysis, where scientists use statistical software, programming languages like Python or R, and specialized tools to interpret results. Documentation is critical; scientists must maintain detailed records, write technical reports, and prepare findings for publication or presentation to stakeholders. In many settings, collaboration is key—scientists often work in interdisciplinary teams, sharing expertise with engineers, product managers, or medical professionals to translate research into practical applications. Quality control, safety compliance, and staying current with the latest scientific literature are also essential daily duties.

The typical skills and requirements for scientist positions are rigorous. Most roles require at least a bachelor’s degree in a relevant scientific field, with many demanding a master’s or doctorate for senior or specialized positions. Core competencies include strong analytical and critical thinking abilities, meticulous attention to detail, and proficiency in quantitative methods. Technical skills vary by specialization—a data scientist might need expertise in machine learning and big data frameworks, while a clinical lab scientist must master diagnostic techniques and regulatory standards. Communication skills are equally vital, as scientists must clearly convey complex ideas to non-experts, write grant proposals, or present findings at conferences. Adaptability and a commitment to ethical research practices are foundational to the profession.

Ultimately, scientist jobs offer the opportunity to drive discovery and innovation. From developing new treatments and technologies to improving business strategies and environmental stewardship, scientists play a crucial role in advancing knowledge and solving real-world challenges. The profession rewards curiosity, persistence, and a passion for evidence-based problem-solving, making it a deeply fulfilling career for those dedicated to pushing the boundaries of what is known.