Lead Data Scientist

Loop Recruitment; Greater London; Hybrid; GBP 126,000 - 154,000; Full time

Job summary

Loop Recruitment is supporting a client in Central London for a Lead Data Scientist (Bioscience) in a hybrid arrangement (up to 2 days in the office). You will set the technical vision, oversee project teams, and advise senior stakeholders on complex data challenges across real-world business problems.

Bring deep ML expertise with PyTorch and TensorFlow, and a proven ability to deliver AI/ML projects. Strong mentoring, architectural ownership, and clear communication are essential.

Qualifications

• Extensive ML/AI experience and leadership in data science projects.
• Proven track record delivering AI/ML solutions in bioscience or life sciences contexts.
• Ability to mentor data scientists and drive technical decisions.

Responsibilities

• Define technical vision and oversee project teams.
• Guide enterprise-scale AI applications and data strategies.
• Mentor and develop data science talent; communicate with senior stakeholders.

Skills

Machine Learning

Data Science Tools

Leadership

Communication

Project Leadership

Mentoring

NumPy

Pandas

Scikit-Learn

PyTorch

TensorFlow

Tools

PyTorch

TensorFlow

Job description

Central London (Hybrid - up to 2 days in office)

Our client partners with some of the world’s most recognisable brands to deliver innovative, data-driven solutions that transform customer experience, strategy, and performance.

From global enterprises to digital-first disruptors, they help businesses harness the power of advanced analytics, machine learning, and AI to stay competitive in a rapidly changing market.

ROLES: Lead Data Scientist (Bioscience)

Salary: Up to £140,000

We are seeking Lead Data Scientists to take pivotal roles across a number of high profile Life Sciences clients. This is a technical and leadership position - perfect for people who want to influence the direction of AI and data science solutions across real-world business problems. Ideally you will have prior experience with any modern AI approaches - GenAI, Agentic etc.

You will set the technical vision, oversee project teams, and serve as a trusted advisor to senior stakeholders - defining approaches to complex data challenges, guiding enterprise-scale AI applications, and mentoring a team of talented data scientists.

What You’ll Bring

• Deep expertise in machine learning


• Data science tools (NumPy, Pandas, Scikit-Learn) and deep learning frameworks (PyTorch, TensorFlow)


• Track record delivering impactful AI/ML projects (e.g. forecasting, recommendation systems, or optimisation)


• Experienced project lead with strong technical decision-making and architecture ownership


• Excellent communicator — able to translate complex technical insights into real business value


• Passionate mentor/manager who enjoys developing and growing data science talent