Senior Data Scientist

We're looking for a Senior Data Scientist to join our Data & Analytics team.

Location: Flexible on location - hybrid working available with travel to offices and sites as required

Hours: 37.5 hours per week - some flexibility on hours available if desired, just let us know when you speak to us.

We are unable to offer certificates of sponsorship to any candidates in this role.

As a Senior Data Scientist, you will lead the delivery of high-impact data science, designing and building models that drive measurable value for Kier. You will set the standards for how we do machine learning and experimentation, providing technical leadership over modelling quality, validation, and reproducibility. This role will establish Kier's initial data science capability, laying the foundations for future scale while mentoring scientists and partnering closely with engineers and senior stakeholders.

• Leading the delivery of high-impact machine learning, statistical and AI solutions from design through to deployment and measurement
• Owning significant data science problems end-to-end, from framing through to production and measurement
• Applying and improving MLOps practices including experiment tracking, model versioning, deployment, monitoring and drift detection
• Defining and promoting standards for modelling, validation, reproducibility, explainability and responsible AI
• Providing technical coaching to Data Scientists and translating complex results into clear recommendations for senior stakeholders

• You have a degree (often postgraduate) or equivalent practical experience in a quantitative discipline
• You have substantial experience delivering machine learning or statistical models that created measurable value in production
• You have advanced Python and SQL skills, with strong software engineering habits and deep expertise in machine learning and experimental design
• You have hands‑on experience with cloud ML platforms such as Databricks, including MLflow, notebooks and Spark/Py Spark
• You can communicate and influence effectively with technical and business audiences, and enjoy mentoring and developing less experienced scientists

We're all about finding potential here at Kier, and transferrable skills are always welcome! So, even if you don't tick every box, please apply and we can have a chat.

We're proud to be able to offer our brilliant people a wide variety of benefits that you can tailor to your needs. You can see more information of benefits here.

Making Kier a diverse and inclusive place to work is a huge priority for us. We're proud of the steps we've taken so far, but we know we must always do more. Our employees are key in shaping Kier's diversity and inclusion initiatives and our people have made a huge impact on how we work, by using their experiences to shape our policies.

You can see our D&I action plan here. As a Disability Confident employer, we will ensure that a fair and proportionate number of disabled applicants that meet the minimum criteria for this role will be offered an interview.

We look forward to seeing your application to #joinkier.