Description:

Ravelin is a fraud detection company that utilizes advanced machine learning and network analysis technology to enhance online transaction safety.
The company values a strong culture based on empathy, ambition, unity, and integrity, while promoting work/life balance and a flat hierarchy.
The role is for a Data Scientist on a 1-year fixed-term contract, working with a team of client-facing data scientists and client support analysts.
Responsibilities include providing fraud analytics and machine learning model insights directly to clients, analyzing large datasets to identify fraud patterns, and discussing specific fraud problems with clients to propose solutions.
The Data Scientist will prepare reports and present findings, identify new model features, optimize graph network performance, and build internal tools in Python for analytical improvements.

Requirements:

Candidates must have experience or training as a data analyst, intelligence analyst, or data scientist.
Strong critical thinking skills and an intuitive curiosity to diagnose data issues are essential.
Excellent communication and presentation skills are required.
Attention to detail, diligence, and the ability to prioritize and follow through on tasks are necessary.
Proficiency in SQL is required, with the ability to run complex queries.
Experience with Python for data analysis is necessary, with object-oriented programming experience being a bonus.
Knowledge of supervised and unsupervised machine learning techniques, network analysis, and hands-on experience with DBT are considered advantageous.

Employees receive equity in the company, allowing them to share in the growth and success.
The company offers flexible working hours and a remote-first environment to enhance productivity.
Comprehensive BUPA health insurance is provided for top-tier medical care.
An annual wellness and learning budget of £1,000 is available for health and well-being initiatives.
Employees enjoy a monthly wellbeing and learning day off on the last Friday of each month.
The benefits package includes 25 days of holiday, bank holidays, and an extra cultural day.
Mental health support is accessible through Spill for professional services.
The Aviva pension scheme helps employees plan for their future.
Ravelin encourages community involvement through monthly charitable donations and volunteer opportunities.
Fortnightly randomized team lunches foster connections among employees.
A cycle-to-work scheme is available to save on commuting costs.
Employees can access BorrowMyDoggy to spend time with dogs.
Weekly board game nights and a social budget are provided for team bonding activities.