Quantum

Senior Data Scientist

LondonHybridPosted 4 weeks ago

Pay not given in the listing

Apply now See my fit score Tailor a free CV to this job Practise the interview for this job

Will they reply? Quantum hasn't joined KindHire, so we can't promise an answer. Track it and we'll check in after 10 days and help you chase.

You'll apply on Quantum's own site. KindHire is always free for jobseekers.

Pay: Not given
Contract: Full-time
Hours: Not stated
Experience: Senior
Location: London
Closing date: Not stated

The job in short

Own the forecasting and strategy models, including the data pipelines behind them and the experiments that test them. Turn model output into reporting the business acts on, and help raise modelling standards across the team.

What they need

Several years building and shipping statistical and machine learning models in production
Fluent in Python and SQL
Experience owning model infrastructure end to end

Full listing from QuantumShow

Our Company

At Quantum, we connect global brands with high-intent consumers. We turn intent into action and complexity into clarity.

Our Mission is clear, to help smarter, faster buying decisions. Our vision, to be the world’s most used digital comparison service, delivering value and simplicity to millions.

We drive growth through data-driven affiliate marketing built for performance from day one. Every campaign is measurable, optimised in real time, and designed to scale.

With in-house tech, full-stack analytics, and a compliance-first mindset, we give our partners an edge. We drive confident decisions and growth in regulated and high-growth sectors. We’ve helped ambitious brands grow faster, smarter, and globally.

THE ROLE

Our Business Analytics team is growing! We’re looking for a Senior Data Scientist to join our team in London.

In this role you will own the models that drive our forecasting and strategy, from the data infrastructure behind them to the experiments that prove them out, turning statistical and machine learning work into reporting the business actually acts on.

KEY RESPONSIBILITIES

Own the infrastructure and outcomes of our models, building algorithms and pipelines to merge, manage and interrogate data for tailored reporting
Design and run experiments to test hypotheses and sharpen how we forecast
Select, build and evaluate the most appropriate statistical and machine learning models for each problem
Turn model output into clear, decision-ready reporting that shows how customers and clients interact with our business
Raise the modelling bar across the analytics team, challenging and working alongside AI rather than deferring to it

ABOUT YOU

Several years building and shipping statistical and machine learning models in production, ideally in a commercial or performance-driven setting
Fluent in Python and SQL, and comfortable owning model infrastructure end to end
Strong on experiment design and model selection, and honest about how to evaluate what actually works
Able to translate complex modelling into clear reporting that non-technical stakeholders can act on
You challenge AI rather than lean on it, using it to move faster without losing rigour
You thrive when working as part of a team
Comfortable in a fast-paced environment
Have excellent written and verbal English skills
Last but not least, you’ll have no ego!

What You’ll Get

Private Health Care (Bupa)
Hybrid Working (3 days in office)
Travel Insurance
Competitive Base Salary
Company Bonus Scheme
Paid for AI Subscription (Claude / ChatGPT / Gemini)
Market-Leading Training Programme
Recognition & Reward Scheme
Annual Company Conference
Regular Happy Hours & Team Lunches
Free Coffee, Drinks & Snacks

What’s the next step?

Our hiring process ensures we're recruiting the right people for the role. We ensure that people are as suitable for us as we are for them.

If you like the sound of what we're all about at Quantum and want to join a team where you can make an impact, please apply or contact us at careers@quantum.media.