Viridien (www.viridiengroup.com) is an advanced technology, digital and Earth data company that pushes the boundaries of science for a more prosperous and sustainable future.
We are seeking a Data Scientist to play a central role in transforming raw data into structured, reliable, and scalable datasets within our Data Hub environment.
Key Responsibilities
* Develop systematic data‑transformation modules to gather, clean, validate, and structure raw datasets.
* Collaborate closely with Subject Matter Experts (SMEs) and the labeling team, building a solid understanding of domain knowledge and requirements.
* Support SMEs and the labeling team by providing tools, solutions, and continuous technical feedback to improve annotation workflows.
* Build scalable, reusable data‑processing solutions and maintain version control using GitLab.
* Troubleshoot and diagnose data issues, proactively flagging inconsistencies or risks.
* Maintain a deep understanding of the Data Hub technology stack and data schemas, staying current with emerging technologies, models, and research.
* Contribute to broader initiatives related to data integration, feature design, and machine learning.
* Design and run experiments, iterate based on results, and document and share learnings with the team.
* Use pre‑trained ML models, and train or fine‑tune models on internal datasets with proper evaluation and validation.
* Communicate regularly with team members, the team lead, and cross‑functional partners in production and technology to ensure alignment and transparency.
Performance Metrics
* Delivers high‑quality work on time.
* Quickly learns and applies new tools, technologies, and concepts.
* Demonstrates strong understanding of Data Hub systems and workflows.
Qualifications & Skills
* Background in data science or a related field (Master’s degree preferred).
* Proficient in at least one programming language—ideally Python—with experience in common ML libraries.
* Experience with hybrid ML workflows (traditional ML, LLMs, embeddings, ontologies, knowledge graphs).
* Comfortable working with relational, NoSQL, and graph databases.
* Strong data‑processing skills, including cleaning, filtering, and feature extraction.
* Clear communicator with strong collaboration and presentation skills.
Why Work with Us?
* Competitive salary commensurate with experience.
* Highly attractive bonus scheme.
* Hybrid model and flexible working with up to 2 days at home.
* Initial 22 days annual leave with future increases, complemented by a flexible buying and selling holiday program.
* Company pension with generous employer contribution.
* Wellbeing Unmind app – puts you in control of your mental health.
* A flexible benefits platform with numerous discount schemes – gym membership, restaurants, cinema tickets, and much more!
* Regular social club events, spontaneous reward events throughout the year.
* Cycle purchase scheme.Flexible Private Medical & Dental care programmes.
* Sponsorship of visas/comprehensive relocation packages.
* Bank Holiday Swap – allows you to change it for another day of your choice.
* Relaxed dress code policy.
EEO & Diversity Statement
Diversity fuels our innovation, we value the unique ways in which we differ, and we are committed to equal employment opportunities for all professionals.
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