Data Scientist

The Opportunity

We're looking for a Senior Data Scientist with strong engineering skills to join a major government programme.

You'll work on a large-scale data matching platform that supports national security outcomes, improving its accuracy, performance and reliability in production.

Key Responsibilities

• Analyse and improve the performance of a production data matching platform
• Build, test and deploy data-driven improvements to matching logic
• Work across AWS and Kubernetes environments, automating with Bash and Python
• Improve accuracy and reduce false positives to increase operational efficiency
• Partner with engineering teams to take improvements into production
• Support performance testing and ongoing optimisation

Essential Skills & Experience

• Strong Python (pandas, NumPy, scikit-learn)
• Hands-on AWS experience
• Kubernetes and Docker in a production setting
• Confident with Bash Scripting and Linux
• Solid SQL and experience with large datasets
• Good grasp of model evaluation: precision, recall and false-positive tuning

Nice to Have

• Entity resolution, record linkage or fuzzy matching
• Elasticsearch or OpenSearch
• Kafka, PostgreSQL, Jenkins or Ansible
• Government, defence, security, fraud or identity environments

Security Clearance:: Active SC clearance is required.