Data Scientist Junior jobs in United Kingdom

We have an exciting opportunity for a skilled and curious Data Scientist to join our Performance Marketing Growth Analytics (PMGA) team, where you’ll help drive and maximise King’s paid digital investments. You’ll be part of a thriving community of 100+ analytics, data science, and business intelligence experts, collaborating across the company to grow both our games and your own expertise. We’re looking for a collaborative problem solver — someone who gets energised by tough questions, loves diving deep into data, and thrives on turning insights into impact.

As a key member of the team, you will play a pivotal role in driving strategic and operational improvements in King’s performance marketing efforts. You’ll work closely with media buyers, game teams, tech, and product managers to enhance ROI, optimise title acquisition, and expand our player network. Your work will focus on predicting player lifetime value (LTV), building marketing effectiveness models, running incrementality experiments, and developing methods to optimise marketing budget allocation across diverse internal and external channels.

Your responsibilities will include:

• Using statistical analysis and predictive modelling to uncover actionable insights related to user acquisition, engagement, and retention.
• Powering the Performance Marketing team by developing models and analytical data products to optimise acquisition and retention strategies.
• Designing and executing experiments to measure the true incremental value of performance marketing campaigns.
• Collaborating with cross-functional partners across media buying, strategy, product, and analytics to support King’s marketing and player growth strategies.
• Partnering with engineering and data teams to ensure data quality, consistency, and clarity across our ecosystem.

• Education: Bachelor’s or Master’s degree in Data Science, Statistics, Computer Science, or a related field.
• Experience: Proven background in a data science role, ideally with a focus on marketing analytics or growth measurement.
• Business Insight: Ability to understand the business challenges behind our games, and translate data into meaningful recommendations.
• Communication: Skilled in crafting clear and compelling analyses, visualisations, and reports to communicate insights effectively.
• SQL: Strong command of SQL, capable of writing complex queries to analyse large-scale, cloud-based data systems (e.g., BigQuery).
• Analytical Coding: Proficiency in Python or R for analytics and model development.
• Statistics & ML: Solid understanding of statistical inference and machine learning techniques.

• Deep knowledge of the digital marketing ecosystem and ad tech.
• Proven experience with causal inference and geo experiments to assess marketing impact.
• Familiarity with workflow orchestration tools (e.g., Apache Airflow) for automating ML and analytics pipelines.
• A passion for gaming, technology, or media.
• Strong business acumen and ability to connect data insights to strategic decisions

About King

With a mission of Making the World Playful , King is a leading interactive entertainment company with more than 20 years of history of delivering some of the world’s most iconic games in the mobile gaming industry, including the world-famous Candy Crush franchise, as well as other mobile game hits such as Farm Heroes Sag a. King games are played by more than 200 million monthly active users. King, part of Microsoft (NASDAQ: MSFT), has Kingsters in Stockholm, Malmö, London, Barcelona, Berlin, Dublin, San Francisco, New York, Los Angeles and Malta. More information can be found at King.com or by following us on LinkedIn , @lifeatking on Instagram, or @king_games on X.