Senior Data Scientist / Machine Learning Engineer

Harnham
London
3 weeks ago
Create job alert

Senior Data Scientist / Machine Learning EngineerSenior Data Scientist / Machine Learning Engineer

Get AI-powered advice on this job and more exclusive features.

This range is provided by Harnham. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.

Base pay range

Direct message the job poster from Harnham

Senior Consultant - AI, Machine Learning and Data Science

Contract Senior Data Scientist / ML Engineer
£600-800/day | Outside IR35 | Hybrid (Central London, 2 days/week)

We're working with a specialist consultancy delivering high-impact machine learning solutions to private equity-backed businesses. They are looking for an experienced Data Scientist or ML Engineer to support a live project, applying classical machine learning to solve tangible, high-value problems.

You will be joining a small, collaborative team of engineers and data scientists on-site 2 days per week in Central London.

The work focuses on traditional ML use cases, such as:

Optimisation modelling to improve manufacturing throughput

Predictive modelling to anticipate and reduce asset downtime

Customer churn prediction and mitigation

Next-best-action modelling for sales agents

Geospatial modelling to inform store and asset placement decisions

Must-Have Requirements:

3-5+ years' experience applying classical ML in commercial settings

Excellent Python coding skills (production-grade, using libraries like Pandas, NumPy, scikit-learn)

Strong understanding of supervised and unsupervised learning methods (regression, classification, clustering, tree-based models, etc.)

Comfortable working across the full ML lifecycle

Previous exposure to ambiguous or evolving problem spaces, ideally within consulting or client-facing environments

  • Experience with AWS / Azure and SageMaker

Clear and confident communicator, able to contribute to client conversations and work collaboratively with delivery teams

Degree from a top university in a quantitative discipline (Master's preferred)

Based in London and able to attend the client site 2 x per week.

Nice-to-Haves:

Experience with geospatial modelling, time series forecasting, or operational optimisation

DBT

Interviews are taking place this week. Start ASAP.

Please email

Contract Senior Data Scientist / ML Engineer
£600-800/day | Outside IR35 | Hybrid (Central London, 2 days/week)

We're working with a specialist consultancy delivering high-impact machine learning solutions to private equity-backed businesses. They are looking for an experienced Data Scientist or ML Engineer to support a live project, applying classical machine learning to solve tangible, high-value problems.

You will be joining a small, collaborative team of engineers and data scientists on-site 2 days per week in Central London.

The work focuses on traditional ML use cases, such as:

  • Optimisation modelling to improve manufacturing throughput

  • Predictive modelling to anticipate and reduce asset downtime

  • Customer churn prediction and mitigation

  • Next-best-action modelling for sales agents

  • Geospatial modelling to inform store and asset placement decisions

Must-Have Requirements:

  • 3-5+ years' experience applying classical ML in commercial settings

  • Excellent Python coding skills (production-grade, using libraries like Pandas, NumPy, scikit-learn)

  • Strong understanding of supervised and unsupervised learning methods (regression, classification, clustering, tree-based models, etc.)

  • Comfortable working across the full ML lifecycle

  • Previous exposure to ambiguous or evolving problem spaces, ideally within consulting or client-facing environments

  • Experience with AWS / Azure and SageMaker
  • Clear and confident communicator, able to contribute to client conversations and work collaboratively with delivery teams

  • Degree from a top university in a quantitative discipline (Master's preferred)

  • Based in London and able to attend the client site 2 x per week.

Nice-to-Haves:

  • Experience with geospatial modelling, time series forecasting, or operational optimisation

  • DBT

Interviews are taking place this week. Start ASAP.

Please email

Desired Skills and Experience

Predictive Modelling, Python Machine Learning, Full ML LifecycleSeniority level

  • Seniority levelMid-Senior level

Employment type

  • Employment typeContract

Job function

  • Job functionInformation Technology
  • IndustriesTechnology, Information and Internet

Referrals increase your chances of interviewing at Harnham by 2x

Sign in to set job alerts for “Senior Data Scientist” roles.

London, England, United Kingdom 7 hours ago

Senior Data Scientist - Product Insights

London, England, United Kingdom 3 weeks ago

London, England, United Kingdom 1 month ago

Machine Learning Scientists and Engineers: AI for Quantum

London, England, United Kingdom 6 days ago

London, England, United Kingdom 3 weeks ago

London, England, United Kingdom 4 days ago

Research Scientist (Quantum Chemistry and Machine Learning), London

London, England, United Kingdom 5 days ago

Sr Data Science Manager, Professional Services

London, England, United Kingdom 1 week ago

London, England, United Kingdom 1 week ago

Senior Data Science Manager, Professional Services

Greater London, England, United Kingdom 2 weeks ago

London, England, United Kingdom 1 day ago

Senior Marketing Data Scientist - Strategic Growth Partner

London, England, United Kingdom 2 weeks ago

City Of London, England, United Kingdom 4 days ago

London, England, United Kingdom 5 days ago

Data Science Manager, Verification & Premium Support

London, England, United Kingdom 7 hours ago

London, England, United Kingdom 2 weeks ago

London, England, United Kingdom 1 week ago

London, England, United Kingdom 1 week ago

London, England, United Kingdom 3 days ago

London, England, United Kingdom 1 month ago

Senior Data and Business Analyst - Workforce Data (Ref: 5174)

London, England, United Kingdom 2 weeks ago

London, England, United Kingdom 3 weeks ago

Quantitative Researcher (Machine Learning)

Chigwell, England, United Kingdom 1 week ago

Quantitative Researcher (Machine Learning)

London, England, United Kingdom 2 months ago

We’re unlocking community knowledge in a new way. Experts add insights directly into each article, started with the help of AI.


#J-18808-Ljbffr

Related Jobs

View all jobs

Lead Data Scientist

Senior Data Analytics & Machine Learning Engineer

Machine Learning Engineer

Senior Data Scientist - Research

Senior Data Scientist - QuantumBlack Labs

Principal Data Scientist London, United Kingdom

Subscribe to Future Tech Insights for the latest jobs & insights, direct to your inbox.

By subscribing, you agree to our privacy policy and terms of service.

Industry Insights

Discover insightful articles, industry insights, expert tips, and curated resources.

How Many AI Tools Do You Need to Know to Get an AI Job?

If you are job hunting in AI right now it can feel like you are drowning in tools. Every week there is a new framework, a new “must-learn” platform or a new productivity app that everyone on LinkedIn seems to be using. The result is predictable: job seekers panic-learn a long list of tools without actually getting better at delivering outcomes. Here is the truth most hiring managers will quietly agree with. They do not hire you because you know 27 tools. They hire you because you can solve a problem, communicate trade-offs, ship something reliable and improve it with feedback. Tools matter, but only in service of outcomes. So how many AI tools do you actually need to know? For most AI job seekers: fewer than you think. You need a tight core toolkit plus a role-specific layer. Everything else is optional. This guide breaks it down clearly, gives you a simple framework to choose what to learn and shows you how to present your toolset on your CV, portfolio and interviews.

What Hiring Managers Look for First in AI Job Applications (UK Guide)

Hiring managers do not start by reading your CV line-by-line. They scan for signals. In AI roles especially, they are looking for proof that you can ship, learn fast, communicate clearly & work safely with data and systems. The best applications make those signals obvious in the first 10–20 seconds. This guide breaks down what hiring managers typically look for first in AI applications in the UK market, how to present it on your CV, LinkedIn & portfolio, and the most common reasons strong candidates get overlooked. Use it as a checklist to tighten your application before you click apply.

The Skills Gap in AI Jobs: What Universities Aren’t Teaching

Artificial intelligence is no longer a future concept. It is already reshaping how businesses operate, how decisions are made, and how entire industries compete. From finance and healthcare to retail, manufacturing, defence, and climate science, AI is embedded in critical systems across the UK economy. Yet despite unprecedented demand for AI talent, employers continue to report severe recruitment challenges. Vacancies remain open for months. Salaries rise year on year. Candidates with impressive academic credentials often fail technical interviews. At the heart of this disconnect lies a growing and uncomfortable truth: Universities are not fully preparing graduates for real-world AI jobs. This article explores the AI skills gap in depth—what is missing from many university programmes, why the gap persists, what employers actually want, and how jobseekers can bridge the divide to build a successful career in artificial intelligence.