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Senior Data Scientist

Location Cardiff, United Kingdom
Posted 06-October-2021

Senior Data Scientist | Cardiff | Up to 47,000

Your New Role

As a Senior Data Scientist, you will have a passion for data science and will be eager to drive forward the use of machine learning and advanced analytics throughout the business.

Data and technology take centre stage in delivering our market-leading products, and we have a large Advanced Analytics function that builds and deploys machine learning and artificial intelligence solutions for all business areas. You will work closely with the relevant stakeholders throughout the process, from generating ideas to implementation and model results.

About You

We are looking for someone inquisitive and focussed, keen to make an impact using innovative methods. You must have significant experience in machine learning or statistics and be ready to expand your skills as the field progresses. You should be comfortable in a culture where decision-making is evidence-based and reliant on rigorous analysis.

You are self-motivated and able to work with initiative, able to work well in a team, and capable of delivering to agreed timelines in a fast-paced and changing environment.


Develop, analyse and oversee the implementation of advanced statistical and machine learning models.Create meaningful datasets for modelling and analysis from a vast quantity of data in multiple formats.Become a go-to person for advice, help, and support within the AA department.Support with the management and development of the Graduate Data Scientists and Data Scientists within the team.Work with Subject Matter Experts and Senior Managers to understand and solve problems by asking the right questions and delivering appropriate solutions.Remain up to date with trends and developments in technology and methods in the data science community.

Desirable Skills and Experience

3+ years experience working in Data Science or a relevant field including experience working on projects involving general insurance pricing or fraud detection.Minimum of a bachelor's degree in Computer Science, Mathematics, Physics, Engineering, Statistics, or other technical field.Commercial experience using supervised learning techniques such as decision trees, GLMs, random forests, or gradient boosted ensembles.Proficient in relevant tools such as R, Python, SparkML, SAS, etc.Adept in the extraction of both structured and unstructured data from multiple sources.Exceptional numerical ability and creative thinker/problem solver.Ability to initiate and drive projects to completion with minimal guidance.Excellent communication skills with technical and non-technical audiences and a desire to work within a fast-paced, dynamic team environment.Ability to challenge business stakeholders and senior management using simple and compelling language.Ability to support and mentor junior members of the team.Receptive to new ideas and opportunities to innovate.

Additional Information

Due to Covid, the business is working remotely. You will be provided with everything you need to work comfortably from home. However, once it is safe to return to the office, there will be days when the whole team comes together to collaborate. You can decide if you want to come to the office between 2-5 days per week.

What you need to do now

If you're interested in this role, click 'apply now' to forward an up-to-date copy of your CV, or call us now.

I am a Recruitment Consultant for Hays Technology specialising in the recruitment of Data & Business Intelligence personnel across Wales and South West. I task myself with helping tech professionals with the development their careers and ensuring organisations are supported by the best talent.

At Hays Technology, we are shaping the future of recruitment. In today's market, there are no boundaries for tech talent or limits on the pace of change for companies. We have built the leading human network for the digital age and we're ambitious to meet your aspirations and work together to match tech experts to organisations. The established relationships that we hold give you unparalleled access to unique insights, which we provide to you at speed using our expertise, investments, and innovation. We are Hays Technology.

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