Senior Data Scientist - Consumer Twins

Kantar; Reading; Hybrid; GBP 90,000 - 130,000; Full time

Benefits offered by this job

Flexible hybrid working

25 days leave + 2 volunteering days

Life event leave

Competitive salary and bonus

Company pension

Enhanced parental leave

Healthcare options

Wide range of flexible benefits

Job summary

Kantar Consumer Twins is seeking a Senior Data Scientist to advance production ML in live, high-volume environments and collaborate with engineers, analysts and commercial teams.

You will own end-to-end data science work from problem definition through deployment, delivering measurable value and scalable model predictions in a hybrid role based in Reading.

Qualifications

• Solid experience working as a data scientist on real-world, production problems.
• Strong Python skills (or a similar language used in applied data science).
• Experience with supervised learning and unsupervised techniques such as anomaly detection.
• Exposure to cloud-based model training, deployment and automation.
• A strong sense of ownership and accountability for data science outputs.
• Experience working with large consumer datasets or high-traffic platforms is an advantage, but not essential.

Responsibilities

• Developing and deploying machine-learning models in production environments.
• Working end-to-end across the data science lifecycle: problem definition, modelling, deployment and monitoring.
• Analysing new and existing data sources to improve decision-making and model performance.
• Designing feedback loops that continuously improve outcomes and data quality.
• Collaborating closely with engineers to deliver scalable, reliable model predictions.
• Communicating technical insights clearly to non-technical stakeholders.

Job description

We go beyond the obvious, using intelligence, passion and creativity to inspire new thinking and shape the world we live in.

Job Details

Why this job is important

This role is about applying data science where it genuinely matters — in live, production environments that support large‑scale research operations around the world. As a Senior Data Scientist on the Consumer Twins team you’ll work on advanced modelling and analytics that improve the quality, reliability and performance of high‑volume data systems. You’ll partner closely with engineering, operational and commercial teams, taking ideas from hypothesis through to deployment, and ensuring models deliver real value once they’re live. You’ll join a collaborative team of data scientists, analysts and engineers, working on complex, mission‑critical platforms that underpin the insights delivered to some of the world’s best‑known organisations.

Consumer Twins at Kantar is an AI platform that simulates consumer behaviour at scale, enabling Kantar’s products to test scenarios and predict outcomes before they happen.

What You’ll Be Doing

• Developing and deploying machine‑learning models in production environments
• Working end‑to‑end across the data science lifecycle: problem definition, modelling, deployment and monitoring
• Analysing new and existing data sources to improve decision‑making and model performance
• Designing feedback loops that continuously improve outcomes and data quality
• Collaborating closely with engineers to deliver scalable, reliable model predictions
• Communicating technical insights clearly to non‑technical stakeholders

The Skills & Experience You’ll Need

• Solid experience working as a data scientist on real‑world, production problems
• Strong Python skills (or a similar language used in applied data science)
• Experience with supervised learning and unsupervised techniques such as anomaly detection
• Exposure to cloud‑based model training, deployment and automation
• A strong sense of ownership and accountability for data science outputs
• Experience working with large consumer datasets or high‑traffic platforms is an advantage, but not essential.

Our tech environment

You’ll work with modern data and analytics tooling across cloud platforms, including machine‑learning services, data pipelines and monitoring solutions. Our current ecosystem includes AWS technologies, with new development increasingly aligned to Azure.

What’s In It For You

• Flexible hybrid working
• 25 days leave, 2 days paid for volunteering and life event leave
• Competitive salary and bonus (bonus dependent on role)
• Company pension
• Enhanced parental leave
• Healthcare options
• Wide range of flexible benefits

We are not able to offer visa sponsorship or assist with relocation support for this role. Please ensure you have the right to work in the country where this role is located before applying.

Location

Reading, King’s RoadUnited Kingdom

Kantar Rewards Statement

At Kantar we have an integrated way of rewarding our people based around a simple, clear and consistent set of principles. Our approach helps to ensure we are market competitive and also to support a pay for performance culture, where your reward and career progression opportunities are linked to what you deliver.

We go beyond the obvious, using intelligence, passion and creativity to inspire new thinking and shape the world we live in.

We want to create an equality of opportunity in a fair and supportive working environment where people feel included, accepted and are allowed to flourish in a space where their mental health and well being is taken into consideration.

We want to create a more diverse community to expand our talent pool, be locally representative, drive diversity of thinking and better commercial outcomes.

Kantar is the world’s leading data, insights and consulting company. We understand more about how people think, feel, shop, share, vote and view than anyone else. Combining our expertise in human understanding with advanced technologies, Kantar’s 30,000 people help the world’s leading organisations succeed and grow.