Senior Data Scientists/Analysts – MOD, National Security, Defence, or Government

Company: Areti Group | B Corp™
Apply for the Senior Data Scientists/Analysts – MOD, National Security, Defence, or Government
Location: Greater London
Job Description:

Areti is currently seeking five Senior Data Scientists/Analysts to join one of the UK’s fastest-growing Series A-funded tech startups based in London. This is an exciting opportunity to be part of a dynamic, mission-driven company working on high-impact Defence and Government projects. Extensive training provided – including Palantir – making this a career-defining role.

The Role:

You will work within a tight-knit, agile team tackling real-world problems using cutting-edge data science and engineering techniques.

Key Responsibilities:

  • Develop and deploy machine learning models
  • Solve complex data problems in a big data environment
  • Build scalable data pipelines and APIs

Ideal Candidate Will Have:

  • Previous experience as a Data Scientist or Data Engineer
  • Strong command of Python (including libraries such as scikit-learn, NumPy, matplotlib)
  • Experience in deep learning frameworks such as TensorFlow or PyTorch
  • Knowledge of SQL and relational databases; experience with Big Data environments
  • Familiarity with API development and NoSQL databases
  • Understanding of CI/CD practices, AWS, and GIT
  • Background in working to strict project deadlines
  • Palantir experience is a bonus – full training will be provided if not
  • Must have active SC or DV clearance
  • Experience working on MOD, National Security, Defence, or Government projects is essential

Additional Information:

  • Location: Central London (must be willing to travel to office as required)
  • Clearance Required: SC or DV Clearance
  • Type: Full-time, Permanent
  • Start Date: ASAP

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Posted: March 24th, 2026