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C3 AI

Data Scientist - Defence

C3 AI · London, Greater London, England, United Kingdom

Posted about 3 months ago

or apply directly on C3 AI's site. We never take the application ourselves.

Is this posting real?

This role has been open
82 days
C3 AI's roles stay open a median of 82 days
Reposted
No
Salary listed
No
0% of C3 AI's roles list one
Ghost-job risk at C3 AI
high
72 stale, 0 reposted of 72 open
Hiring momentum
94 roles opened in the last 90 days
↑ up vs. the prior 90 days
Last confirmed on the employer's board
2026-10-24

Measured from postings appearing on and disappearing from C3 AI's own greenhouse board since 2026-08-03. Full hiring picture for C3 AI.

About this role

As a Data Scientist at C3 AI, you will collaborate with large organizations to develop AI-powered enterprise applications using the C3 AI Platform. Your role involves leading the design and deployment of machine learning algorithms, assisting customers in building applications, and analyzing model performance. This position requires on-site work with clients and supports critical defence programmes within the UK and European sectors.

Our read on this posting2.2out of 5
benefits
2/5
freshness
1/5
career value
4/5
role clarity
4/5
pay transparency
0/5

Scored from the posting itself — how clearly the role is described, how much it says about pay and benefits, and how recently it was listed. Not a judgement of C3 AI as an employer.

What you need

  • MS or PhD in Computer Science, Electrical Engineering, Statistics, or equivalent fields
  • Applied AI experience (generative AI, agentic solutions, regression and classification, supervised, and unsupervised learning)
  • Strong mathematical background (linear algebra, calculus, probability and statistics)
  • Experience with scalable ML (MapReduce, streaming)
  • Ability to drive a project and work both independently and in a team
  • Smart, motivated, can do attitude, and seeks to make a difference

Nice to have

  • Experience with JavaScript and prototyping languages such as Python and R
  • Experience with Java and Scala
  • A portfolio of projects (GitHub, papers, etc.)

What you get

  • Excellent benefits
  • Competitive compensation package
  • Generous equity plan

Worth weighing

  • Client-facing position requiring on-site work four days per week
  • Role supports defence programmes that require UK Security Clearance
  • Involvement in high-stakes AI programmes in the defence sector

Summarised from C3 AI's posting. Read the full original.

Listed by C3 AI on their greenhouse job board, last confirmed open on 2026-10-24. PitchMeAI is not the employer.

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