Principal Data Scientist
Location: Remote (UK)
Salary: £130,000 base + equity/options + comprehensive benefits
Employment: Permanent | Flexible hours (UK-based)
Tech Ninjas Consultants are partnering with a high-growth UK product company to hire a Principal Data Scientist. You’ll set cross-team data strategy, scale experimentation, and mentor a strong data community—driving measurable customer and commercial impact across multiple product areas.
What you’ll do
- Own cross-domain data strategy that simplifies complex user journeys and improves everyday decisioning.
- Design & scale experimentation frameworks (A/B, multivariate, quasi-experimental) and establish measurement standards.
- Define north-star metrics and counter-metrics, uplift analytics quality, and champion best practices and reusable tooling.
- Partner with senior leaders in product, engineering, design, and research to shape roadmaps and prioritise high-leverage bets.
- Mentor data scientists & analytics engineers, raising capability and delivery across squads.
- Deep-dive into data foundations for new features/products and challenge assumptions with evidence.
You’ll thrive here if you
- Excel in fast-moving, cross-functional environments and turn ambiguity into testable, impactful initiatives.
- Think commercially and strategically, using data to unlock value for customers and the business.
- Are hands-on with experimentation, statistics, and ML—and pragmatic about impact vs. complexity.
- Are opinionated about measurement, willing to challenge the status quo with clear reasoning.
- Care about coaching and amplifying others.
The environment
- Strong self-serve analytics culture so you can focus on the highest-impact questions.
- Modern data stack; fluency in SQL/Python and BI expected (specific tools flexible).
Hiring process (via Tech Ninjas Consultants)
- Intro call with Tech Ninjas
- Hiring manager conversation
- Practical technical assessment (experimentation/analytics case)
- Final interviews (technical, collaboration & business impact)
We move at your pace and keep the process transparent.
Benefits & ways of working
- £130,000 base + equity/options + benefits
- Remote (UK) first
- Flexible working hours
- Annual learning budget (books, courses, conferences)
- Open to part-time arrangements where feasible
Inclusion & equal opportunities
We welcome applicants from all backgrounds and are committed to an equitable, accessible hiring process. If you need adjustments, let us know via Tech Ninjas Consultants.
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