Senior Data Scientist - Financial Risk & Impact Leader

Harnham; Tempe (AZ); Hybrid; USD 130,000 - 145,000; Full time

Job summary

Harnham is seeking a Lead Data Scientist to drive advanced risk and financial modeling initiatives that influence business performance. This senior, individual-contributor role requires leading complex projects and communicating insights to executive stakeholders.

You will develop and validate predictive models using large-scale financial data, apply gradient boosting and other techniques, and translate outputs into actionable business recommendations with measurable impact; strong communication

Qualifications

• 8+ years of experience in data science, quantitative analytics, or predictive modeling.
• Strong background in finance, credit, or risk modeling within a regulated industry.
• Advanced Python and SQL skills.
• Strong foundation in mathematics, statistics, and predictive modeling.
• Experience building and validating models used for financial or risk-related decision making.
• Experience presenting technical concepts and model results to executive audiences.
• Proven ability to independently own and deliver complex projects.
• Experience supporting external audits and defending analytical models.

Responsibilities

• Lead end-to-end data science projects from problem definition through implementation.
• Develop, validate, and monitor predictive and risk models using large-scale financial and customer datasets.
• Apply advanced statistical and machine learning techniques, including gradient boosting models.
• Translate model outputs into actionable business recommendations and financial impact.
• Present findings, model performance, and recommendations to senior leadership and executive stakeholders.
• Support model governance activities, audits, and validation reviews.
• Mentor and support team members while serving as a technical leader within the organization.

Skills

Python

SQL

Mathematics

Statistics

Predictive modeling

Model governance

Executive communication

Education

Bachelor's degree in Mathematics or Statistics or Economics or CS or Engineering

Master's degree in Data Science or similar quantitative field

Tools

Python

SQL

Job description

Harnham is seeking a Lead Data Scientist to drive advanced risk and financial modeling initiatives that influence business performance. This senior, individual-contributor role requires leading complex projects and communicating insights to executive stakeholders.

You will develop and validate predictive models using large-scale financial data, apply gradient boosting and other techniques, and translate outputs into actionable business recommendations with measurable impact; strong communication