Data Scientist

WHO ARE WE Cognism is the leading provider of European B2B data and sales intelligence. Ambitious businesses of every size use our platform to discover, connect, and engage with qualified decision-makers faster and close more deals. Headquartered in London with global offices, Cognism’s contact data and contextual signals are trusted by thousands of revenue teams to eliminate the guesswork from prospecting.  About the Role: We are currently seeking a Data Scientist to join our Data Science team.

This role demands a high level of expertise in analytical methodologies and tools, data modelling, as well as the ability to deliver project independently with minimal supervision.

Key Responsibilities

Advanced Data Modeling: Develop sophisticated models that integrate with our enterprise data systems. Use statistical, algorithmic, mining, and visualization techniques to model complex problems, discover insights, and identify opportunities. Agentic Modeling: Develop sophisticated agentic workflows that integrate with our enterprise data systems.

Proficiency in agentic design, LLM fine-tuning, and LLM optimization to solve complex problems with cost efficient models. Innovative Solution Development: Lead initiatives to design, test, and implement predictive models and machine-learning algorithms. Pilot the scalability of new ideas and integrate successful models into our core systems.

Independent Execution & Ownership: Take full ownership of assigned projects, operating with minimal supervision. Given the project requirements, demonstrate the ability to independently scope problems, design solutions, and deliver the implementation and the evaluation while proactively communicating progress, challenges, and results to the team.

Project Leadership: Collaborate with the Data Science Team Manager to prioritize business and information needs. Manage end-to-end data projects, ensuring they adhere to timelines and quality standards. Mentorship: Act as a mentor to junior data scientists. Share knowledge and help team members enhance their skills in data science techniques and tools.

Requirements

  Education: PhD preferred in Data Science, Natural Language Processing, Information Retrieval, Mathematics, and Statistics, or a related quantitative field; Master’s degree with exceptional experience will also be considered. Technical Skills: Expert proficiency in Python and PySpark. Strong experience in machine learning, AI, and Agentic technologies.

Familiarity with AWS tools like S3, SageMaker Studio, Athena, etc., is highly desirable. Experience: 3+ years of experience in a science role with a demonstrated track record of delivering impactful data-driven solution. Analytical Skills: Exceptional analytical skills with the ability to collect, organize, analyze, and disseminate significant amounts of information with attention to detail and accuracy.

Communication Skills: Excellent communication and interpersonal skills, with the ability to advocate for data-driven approaches to non-technical audiences.    WHY COGNISM At Cognism, we’re not just building a company - we’re building an inclusive community of brilliant, diverse people who support, challenge, and inspire each other every day.

If you’re looking for a place where your work truly makes an impact, you’re in the right spot! Our values aren’t just words on a page—they guide how we work, how we treat each other, and how we grow together. They shape our culture, drive our success, and ensure that everyone feels valued, heard, and empowered to do their best work.

Here’s what we stand for: 🤝 We Own the Outcome Together.🤓 We Deeply Understand our Customers. 🏆 We Celebrate Impact Wherever It Comes From. At Cognism, we are committed to fostering an inclusive, diverse, and supportive workplace. We welcome applications from individuals typically underrepresented in tech, so if this role excites you but you’re unsure if you meet every requirement, we encourage you to apply!  

Cognism is a leader in international sales intelligence, setting a new standard for data quality and compliance, trusted by 1800+ revenue teams worldwide.

Cognism helps businesses find, engage and close their dream prospects by providing premium company and contact information, including firmographics, technographics, sales trigger events, intent data, verified business emails and phone-verified mobile numbers.

Next level GDPR & CCPA compliance, combined with innovative technology and...