Senior Data Scientist - Betnacional, Hybrid

About Betfair Romania Development:

Betfair Romania Development is the largest technology hub of Flutter Entertainment, with over 2,000 people powering the world’s leading sports betting and iGaming brands. Exciting, immersive and safe experiences are delivered to over 18 million customers worldwide, from our office in Cluj-Napoca. Driven by relentless innovation and commitment to excellence, we operate our own unbeatable portfolio of diverse proprietary brands such as FanDuel, PokerStars, SportsBet, Betfair, Paddy Power, or Sky Betting & Gaming.

Our Values:

The values we share at Betfair Romania Development define what makes us unique as a team. They empower us by giving meaning to our contributions, and they ensure that we consistently strive for excellence in everything we do. We are looking for passionate individuals who align with our values and are committed to making a difference.

Win together | Raise the bar | Got your back | Own it | Positive impact

About Betnacional:

Founded in 2021, Betnacional was among the first betting platforms to secure a definitive operating license in Brazil. Known for its speed, innovation, and strong connection with Brazilian players, Betnacional combines cutting-edge technology with a deep understanding of the national market. In 2025, Betnacional together with Betfair Brazil have established Flutter International’s fifth region: Flutter Brazil.

Role Overview:

We are seeking an experienced and highly skilled Senior Data Scientist to join our dynamic and innovative team. As a Senior Data Scientist, you will play a crucial role in driving data-driven decision making, developing advanced analytical models, and leading complex data science projects. You will collaborate with cross-functional teams to extract insights from large datasets, develop predictive models, and provide strategic recommendations to optimize business processes and drive growth. The ideal candidate should have a strong background in statistics, machine learning, and programming, combined with excellent problem-solving skills and a passion for turning raw data into actionable insights. 

Key Accountabilities & Responsabilities:

• Lead Data Science Projects: Plan, design, and execute end-to-end data science projects, including data collection, preprocessing, feature engineering, model development, validation, and deployment. 

• Statistical Analysis: Apply advanced statistical techniques to analyze large datasets and uncover patterns, trends, and correlations that provide valuable insights to support business objectives. 

• Machine Learning and Modelling: Develop and implement predictive and prescriptive models using machine learning algorithms and techniques, such as regression, classification, clustering, time series analysis, natural language processing, and deep learning. 

• Data Visualization: Create clear and compelling visualizations to effectively communicate complex analytical findings to stakeholders and non-technical teams. 

• Cross-Functional Collaboration: Collaborate with stakeholders from different teams, including business, product, and engineering, to understand requirements, identify opportunities, and provide data-driven recommendations. 

• Performance Optimization: Continuously improve the accuracy, efficiency, and scalability of existing models and algorithms, and identify areas for optimization and innovation. 

• Mentorship and Leadership: Provide guidance and mentorship to junior data scientists, review their work, and contribute to building a strong data science team. 

• Stay Updated: Keep abreast of the latest advancements in data science, machine learning, and related fields, and proactively identify opportunities to leverage emerging technologies and techniques. 

Skills, Capabilities & Experience Required:

- Education: Master's or Ph.D. degree in a quantitative field such as Data Science, Statistics, Computer Science, Mathematics, or a related discipline. Equivalent work experience will also be considered. 

- Experience: Minimum of 5 years of experience in a data science or similar role, with a demonstrated track record of successfully delivering data-driven projects. 

- Technical Skills:

• Proficiency in programming languages such as Python, R 

• Strong knowledge of machine learning techniques and algorithms. 

• Frameworks like LightGBM Xgboost, Tensorflow, PyTorch

• Experience with statistical analysis, data mining, and data manipulation. 

• Familiarity with big data technologies such as Spark or SQL. 

• Expertise in data visualization tools like Tableau, Power BI, or matplotlib. 

• Expertise in virtual environments such as anaconda 

• Experience with Docker would be considered a plus 

• Experience with ML clouds such as AWS, GCP, or Azure would be considered a plus 

- Analytical Skills: Excellent problem-solving skills and the ability to think critically, interpret complex data, and derive actionable insights. 

- Communication: Strong verbal and written communication skills in English, with the ability to explain complex concepts and insights to both technical and non-technical audiences. 

- Leadership: Proven experience in leading and managing data science projects, working with cross-functional teams, and mentoring junior team members. 

- Adaptability: Ability to work in a fast-paced, dynamic environment, handle multiple projects simultaneously, and adapt to changing priorities. 

- Continuous Learning: A passion for learning and staying up-to-date with the latest trends and advancements in data science, machine learning, and related fields. 

We offer an opportunity to work with a collaborative team on cutting-edge data science projects. If you are a self-driven, results-oriented Data Scientist with a passion for leveraging data to drive business success, we would love to hear from you. 

Benefits:

• Hybrid & remote working options

• €1,000 per year for self-development

• Company share scheme

• 25 days of annual leave per year

• 20 days per year to work abroad

• 5 personal days/year

• Flexible benefits: travel, sports, hobbies

• Extended health, dental and travel insurances

• Customized well-being programmes

• Career growth sessions

• Thousands of online courses through Udemy

• A variety of engaging office events

Disclaimer:

We are an inclusive employer. By embracing diverse experiences and perspectives, we create a lasting, positive impact for our employees, customers, and the communities we’re part of. You don't have to meet all the requirements listed to apply for this role. If you need any adjustments to make this role work for you, let us know, and we’ll see how we can accommodate them.

We thank all applicants for their interest; however, only the candidates who best meet the job requirements will be contacted for an interview.

By submitting your application online, you agree that your details will be used to progress your application for employment. If your application is successful, your details will be used to administer your personnel record. If your application is unsuccessful, we will retain your details for a period no longer than three years, to consider you for prospective roles within the company.