Data Scientist
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Summary
Data Scientist at PaymentSense, a London-based payments company, applying causal inference and econometric methods (IV, RDD, DiD, fixed effects) to business problems. Day to day involves statistical analysis and data work at scale using Python and SQL, with a strong emphasis on quantifying uncertainty and stating assumptions.
Salary: £25,000 - 65,000 per year Requirements: Deep command of causal inference and econometric methods, including instrumental variables, regression discontinuity designs, difference-in-differences, and fixed effects Strong theoretical foundation and ability to reason from first principles when standard methods do not fit Proficiency in statistical programming with Python and SQL for sourcing and shaping data at scale Commitment to quantifying uncertainty, stating assumptions, and protecting …