Senior Data Scientist (AI)

TL;DR

Senior Data Scientist (AI): Shaping the future of a Decision Intelligence Platform by delivering AI-powered digital twins that elevate organisational decision-making, with an accent on healthcare and life sciences. Focus on translating real-world problems into technical strategies and measuring model impact with scientific rigor.

Location: Hybrid (2 days in our Old Street office, London)

Company

hirify.global transforms customer performance through human-centric AI, working with over 350 global customers across government, finance, retail, energy, life sciences, and defense.

What you will do

• Designing and building agents in high-consequence environments.
• Performing exploratory data analysis, model building, validation, and performance monitoring.
• Leading data science efforts within cross-functional delivery teams.
• Understanding deeply core customer problems to ensure technical solutions drive real value.
• Translating real-world problems into technical strategies and measuring model impact with scientific rigor.

Requirements

• Senior-level experience in data science or quantitative research.
• Proficiency in Python and essential libraries (NumPy, Pandas, scikit-learn), plus familiarity with a deep-learning framework (e.g., TensorFlow, PyTorch).
• Strong foundation in statistics and mathematics.
• Experience across the full data science toolkit and ability to develop new algorithms when needed.
• Leadership mindset centred on technical excellence, team growth, and a collaborative culture.
• Product-oriented, deeply understanding user needs.

Nice to have

• Experience building and evaluating agents using eval-driven development.

Culture & Benefits

• Unlimited Annual Leave Policy.
• Private healthcare and dental.
• Enhanced parental leave.
• Family-Friendly Flexibility & Flexible working.
• Sanctus Coaching.

Hiring process

• Talent Team Screen (30 minutes)
• Technical Interview (90 minutes)
• Principles Interview (45 minutes)