Senior Data Scientist in London

We are currently hiring for a Senior Data Scientist within the Commercial team in Group Protection, responsible for designing and pricing insurance products. The Data & Analytics function plays a critical role in owning the data lifecycle and delivering insight and modelling that directly influences pricing, profitability and customer outcomes. You’ll join a small, high‑impact team where you’ll have real ownership, visibility and the opportunity to shape end‑to‑end data science solutions. This is a hands‑on role where your work will move beyond theory into practical application, solving real business problems and driving measurable commercial value.

What you’ll be doing:

• Developing and delivering data science solutions using a variety of data sources to inform business decision‑making and improve customer outcomes
• Applying machine learning techniques to design accurate and effective models tailored to business needs
• Leading stakeholder engagement and managing relationships, translating technical outputs into clear business insights
• Sourcing, cleansing and engineering data, including performing exploratory analysis and preparing datasets for modelling
• Visualising model outputs and analytical results to a high standard, championing data visualisation best practice
• Collaborating with data professionals and stakeholders to automate and productionise data science solutions
• Ensuring robust documentation and undertaking peer review and quality assurance to maintain accuracy and integrity
• Providing subject‑matter expertise across data initiatives to enhance customer experience and business performance

Who we’re looking for:

• Experience working with large and complex datasets with strong attention to detail
• Strong knowledge of machine learning techniques and model development approaches
• Proven ability in data manipulation, feature engineering and dataset creation
• Experience building and deploying models from experimentation through to production
• Confidence working with stakeholders, gathering requirements and guiding on analytical approaches
• Proficiency in programming languages such as Python, R and SQL for data science and analysis
• Experience working across multidisciplinary teams and delivering collaborative data solutions

Benefits:

• The opportunity to participate in our annual, performance‑related bonus plan and valuable share schemes
• Generous pension contribution
• Life assurance
• Healthcare Plan (permanent employees only)
• At least 25 days holiday, plus public holidays, 26 days after 2 years’ service. There’s also the option to buy and sell holiday
• Competitive family leave
• Participate in our electric car scheme, which offers employees the option to hire a brand‑new electric car through tax‑efficient salary sacrifice (permanent employees only)
• Discounts on our own products and at a range of high‑street stores and online
• We’re creating net‑zero carbon workplaces by 2030 by investing in our sustainable, modern offices across the UK, all designed to bring people together and elevate the in‑person experience

Additional Information:

At L & G, we believe it's possible to generate positive returns today while helping to build a better future for all. If you join us, you’ll be part of a welcoming, inclusive culture, with opportunities to collaborate with people of diverse backgrounds, views, and experiences. Guided by leaders with integrity who care about your future and wellbeing. Empowered through initiatives which support people to develop their careers and excel. We care passionately about outcomes rather than attendance and are therefore open to discussing all kinds of flexible working options, including part‑time, term‑time and job shares. Although some roles have limited flexibility due to customer demand, we accommodate requests when we can. It doesn’t matter if you don’t meet every single criterion in this advert. Instead, think about what you excel at and what else you can bring in terms of strengths, potential and connection to our purpose.