Junior Data Scientist

Role Overview

We are seeking a motivated Junior Data Scientist with skills in Python, SQL, Generative AI, NLP, and Elasticsearch to join our growing AI and analytics team.

The ideal candidate should be passionate about working with data, building intelligent search solutions, and applying modern AI/LLM technologies to solve business problems.

This role will involve working on text analytics, semantic search, NLP pipelines, and AI-driven applications while collaborating with cross-functional engineering and product teams.

Key Responsibilities

• Develop and maintain data pipelines and analytics workflows using Python and SQL
• Design, optimize, and manage search solutions using Elasticsearch
• Build NLP and Generative AI applications for search, document processing, and conversational AI
• Perform data extraction, transformation, and analysis from structured and unstructured datasets
• Implement text processing and semantic search capabilities
• Work with embeddings, vector search, and information retrieval techniques
• Support development and deployment of ML/NLP models and APIs
• Analyze search performance and improve relevance tuning in Elasticsearch
• Create dashboards, reports, and technical documentation
• Collaborate with data analysts, software developers, and business stakeholders

Required Skills & Qualifications

• Strong programming skills in Python
• Good knowledge of SQL for querying and data analysis
• Understanding of Elasticsearch and ETL tools.
• Understanding of NLP concepts including text preprocessing, tokenization, text classification, embeddings, and semantic similarity
• Familiarity with Generative AI and Large Language Models (LLMs)
• Experience with data science and machine learning fundamentals
• Knowledge of REST APIs and JSON data handling

Libraries & Tools

• Pandas
• NumPy
• Scikit-learn
• spaCy / NLTK
• Hugging Face Transformers
• Elasticsearch / Kibana
• Git

Preferred Skills

• Experience with vector search and embedding models
• Familiarity with LangChain, OpenSearch, or vector databases
• Basic understanding of Docker and CI/CD pipelines
• Knowledge of data visualization tools such as Power BI or Tableau

Educational Background

• Bachelor’s degree in Computer Science, Data Science, AI, Statistics, Mathematics, or related field
• Relevant internships, certifications, or personal AI/search projects preferred

Soft Skills

• Strong analytical and problem-solving skills
• Good communication and teamwork abilities
• Curiosity for emerging AI and search technologies
• Ability to learn quickly and work in a fast-paced environment

Typical Projects

• Enterprise semantic search platforms
• AI-powered document intelligence systems
• Chatbots and conversational search assistants
• Search relevance optimization using Elasticsearch
• NLP-driven analytics and text mining solutions

What’s on Offer

• Contributory pension scheme
• 22 days + 8 Bank Holidays (increasing with service)
• Birthday off
• Health cash plan
• On-site parking
• Access to OVO Hydro Club
• Discount on Gym Membership
• Quarterly social nights and an annual awards night

Pay: From £30,000.00 per year

Work Location: In person