Job description

About Optimal

Optimal is a leading user research platform that empowers organisations to create exceptional experiences for their customers across a range of industries and mediums. Our platform offers a suite of tools for conducting various experience research methods including discovery, usability testing, card sorting, and tree testing. We are committed to helping our clients make data-driven decisions and deliver outstanding experiences.

The role

As a Data Scientist in our Product Development team, you will play a key role in developing innovative customer research solutions powered by AI and automation. You’ll drive data-informed decision making through internal product use analytics. Your work will directly contribute to the creation of scalable solutions, while collaborating across teams to integrate AI into our product ecosystem.

What you’ll do:

Lead research and development of machine learning models using our extensive customer experience dataset
Design and implement research approaches that leverage AI insights to create automation assisted customer research workflows
Develop and maintain production-ready machine learning models
Extend and fine-tune Large Language Models for specific product applications
Analyze internal product usage data to extract actionable insights for data driven product decision making
Collaborate with cross-functional teams to integrate AI solutions and data insights into our product ecosystem

What you’ll bring:

Postgraduate degree (Masters or PhD) in Data Science, Computer Science, Statistics, or related field
Strong programming skills in Python and experience with Jupyter notebooks
Knowledge of modern AI/ML frameworks and cloud computing platforms
Demonstrated experience in developing and extending foundation models
Proven experience with LLM fine-tuning and deployment in production environments
Expertise in first-principles data science and machine learning
Experience working in an agile product development environment
Strong background in product analytics and data visualization
Experience with SaaS products and customer experience analytics
Track record of delivering ML solutions within fast paced environment timelines
Experience with LLM prompt engineering and optimization
Proficiency with BI tools and SQL for complex data analysis

What’s in it for you:

Competitive salary (we offer a salary that reflects your experience and the value you’ll bring to our team)
Annual wellbeing allowance and support
Generous annual learning and development fund
Employee Share Option Plan (ESOP) to help you benefit from the long-term success of the company.
Home office set-up support
4 weeks annual leave, plus an additional day off on your birthday!
Opportunities for professional growth and development

This is an exciting opportunity for data scientists who are passionate about driving innovation through AI and automation, and who thrive in a collaborative environment where their work directly impacts scalable product solutions. We would love to hear from you! We’ll be interviewing as applications come through.

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