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Senior Machine Learning Engineer

Department: Data Science & Intelligence

Employment Type: Permanent - Full Time

Location: London, UK

Tripledot is one of the largest independent mobile games companies in the world.

We are a multi-award-winning organisation, with a global 2,500+ strong team across 12 studios.

Our expanded portfolio includes some of the biggest titles in mobile gaming, collectively reaching top chart positions around the world and engaging over 25 million daily active users.

Tripledot's guiding principle is that when people love what they do, what they do will be loved by others.

We're building a company we're proud of - one filled with driven, incredibly smart and detail-orientated people, who LOVE making games.

Our ambition is to be the most successful games company in the world, and we're just getting started.

Working within a group function that is aimed to work with all group studios. Within the group AI functions you'll be working with other AI/ ML Eng, Data engineers, analysts and product owners..

Within the various studios you will interact with data, engineering, and product teams. The group AI function's goal is to make Tripledot an AI first company. You'll be reporting into the VP of AI. The role will be directly contributing to main games KPIs such as retention, revenue, player experience, as well as to company efficiency and time to market in developing games and features.

Progression opportunities will be within the AI group or to studios in the group. The first initiative you'll be taking part of is LTV predictions both for Ad based revenues and IAP based ones.

• Implement cutting-edge ML algorithms for personalization in gaming, staying abreast of the latest advancements in the field, and testing to see what works best for our games and data.
• Designing experiments and prototypes to test the viability and efficiency of new AI models.
• Translate research findings into real-world applications by creating algorithm prototypes in our codebase.
• Convert prototypes into production level code that can be easily managed and deployed through the ML Lifecyecle.
• Design, develop, and evaluate A/B tests to measure the effectiveness of personalisation algorithms and optimise player experience.
• Continuously monitor and analyse player data to identify new opportunities for personalisation and improve existing algorithms.
• Document your work clearly and concisely, fostering knowledge sharing within the team.

• A Bachelor's degree in a quantitative field (e.g., Computer Science, Mathematics, Statistics) or equivalent experience.
• Strong understanding of industry standard ML techniques (e.g. Classification, Regression, Clustering, Recommendation Systems, etc)
• Experience in applying machine learning algorithms to solve real-world problems.
• Proven experience in coding algorithms from research papers into production-ready code (Python preferred).
• Experience with software development concepts like CI/CD, Version Control, Containers (Docker & Kubernetes) and proven track record of deploying ML models to production.
• A good command of analytical programming and visualisation languages and libraries (SQL, python and/or R, matplotlib / ggplot etc.) as well as supporting tools and platforms (e.g. git, Sagemaker, VS Code)
• A strong understanding of statistical concepts (hypothesis testing, sampling, probability distributions).
• Excellent communication and collaboration skills to effectively bridge the gap between technical and non-technical teams.
• A passion for mobile gaming and a strong desire to create engaging player experiences.

• Experience with more complex ML techniques (e.g. Reinforcement Learning).
• Experience with A/B testing methodologies in an online gaming context
• Experience working in the games industry.
• Experience deploying real-time ML models.

• 25 days paid holiday in addition to bank holidays to relax and refresh throughout the year.
• Hybrid Working: We work in the office 3 days a week, Tuesdays and Wednesdays, and a third day of your choice.
• 20 days fully remote working: Work from anywhere in the world, 20 days of the year.
• Daily Free Lunch: In the office you get GBP 12 every day to order from JustEat
• Regular company events and rewards: quarterly on-site and off-site events that celebrate cultural events, our achievements and our team spirit.
• Employee Assistance Program: Anytime you need it, tap into confidential, caring support with our Employee Assistance Program, always here to lend an ear and a helping hand.
• Family Forming Support: Receive vital support on your family forming/ fertility journey with our support program [subject to policy]
• Life Assurance & Group Income Cover: Financial protection for you and your loved ones.
• Continuous Professional Development
• Private Medical Cover & Health Cash Plan
• Dental Cover
• Cycle to Work Scheme
• Pension Plan