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Haystack

Data Scientist

Haystack
United Kingdom · Contract · Mid-Senior

Data Scientist | London | Hybrid | £500 - £550 per day


We're working with one of the most influential Central Government Organisations in the current economic climate on this exciting opportunity. We are looking for a high-calibre Analytical Data Scientist to lead mission-critical projects using a sophisticated stack of SQL, Python, and R to deliver impactful insights for the GSCIP programme.


This is a high-impact contract where you will transform complex supply chain data into actionable intelligence, developing bespoke tools and interactive visualisations that shape national strategy. If you are a cleared technical expert who thrives on solving complex challenges with Pyspark and Graph data, this is the role for you.


The Role


• Lead and collaborate with a team of specialist data scientists to deliver key outputs for high-priority commissioned use cases.

• Architect and develop advanced data tools and visualisations to enhance the GSCIP analytical ecosystem.

• Execute bespoke data science projects to improve the interpretation of complex datasets and enhance overall delivery capability.

• Engage directly with senior stakeholders across government to scope requirements and deliver analysis that drives policy decisions.

• Drive technical standards by implementing best practices in Python, SQL, and R coding for high-quality project delivery.


What You'll Need


• Proven proficiency in delivering high-quality coding projects using at least two of: SQL, Python, and R.

• Significant technical data science knowledge with experience leading teams through complex, multi-stage data projects.

• Hands-on experience with Pyspark, Spark SQL, and building interactive visualisations for senior-level reporting.

• Knowledge of Graph data structures, Graph Query Languages, and Knowledge Graphs is highly desirable.


What's On Offer


• Competitive daily rate of £500 - £550 inside IR35.

• Hybrid working model (40% office-based) in a central London hub with a dedicated team collaboration day every Monday.

• The chance to work on some of the most data-rich and impactful supply chain projects in the public sector.

• Immediate start with interviews commencing from mid-March 2026.


Apply via Haystack today!

Key Skills

Ranked by relevance

sql python data structures spark
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Posted
Mar 31, 2026
Type
Contract
Level
Mid-Senior
Location
London Area
Company
Haystack

Industries

Technology Information Internet

Categories

Information Technology

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