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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Data Scientist - **Company:** Croud's Global Analytics Organisation - **Location:** Shrewsbury, UK - **Experience:** Expert - **Salary:** £65,000.0 - £75,000.0 - **Contract:** Permanent contract - **Skills:** Artificial Intelligence, Data Analysis, Big Data, Python (Programming Language), Machine Learning, Pivot Tables, SQL Databases, Web Analytics, Working Model 2D, Large Language Models, Claude Code, Scikit Learn, Data Analytics - **Published:** October 8, 2026 - **Apply:** https://careers.croud.com/jobs/8516020-senior-data-scientist ## About the Role You are someone who is both confident with data science and data analysis and also with communicating complex ideas and topics. You would prefer to work in a quickly growing company where you are directly engaged with client companies and can learn and develop fast. You are prepared to work hard on stimulating problems. You have natural mathematical and analytical skills, good judgment, attention to detail and a passion for finding solutions. You have knowledge and training in statistical methods and in supervised machine learning. You have a proven aptitude in working with data, and a desire to further develop your career in data science. You have already experimented with and successfully applied AI and you are excited about the opportunities it presents to innovate rapidly in this space. You bring experience working in a professional role or project in applied machine learning. You can explain data science topics in written and verbal form, including to a group if necessary. You bring a positive attitude to your work, have the curiosity to explore new ideas, and respond well to feedback., * Master's degree or PhD, or relevant experience in a field emphasizing quantitative disciplines, with coursework in machine learning (or alternatively, a quantitative advanced degree complemented by extensive training in data science/ML). * Proven experience in applied machine learning through a prior full time role. * Knowledge and experience of Python, associated ML libraries and SQL. * Experience of using LLMs to help systematically write and review safe and stable code. * Strong statistical knowledge. * Ability to communicate the results of data analysis and modeling. * High level of proficiency in English writing and speaking. * Strong client services skills, able to both explain complex concepts to clients and manager expectations on delivery and impact when necessary. * Strong time management and organizational abilities, capable of prioritizing tasks effectively and working autonomously. Good to have * Experience with putting machine learning models into production in a cloud environment. * Knowledge and experience of marketing effectiveness measurement and marketing optimisation techniques. * Experience in web analytics, marketing analytics and digital marketing. * Experience working senior stakeholders in an analytics context. ## Description The Senior Data Scientist will complement our team of analysts and engineers bringing increased knowledge and expertise with data science methodologies,working systematically to improve supervised machine learning performance and work directly with clients to ensure high business impact from our data science solutions. At Croud we run a number of cloud hosted modeling services which apply predictive methods to client data about their customer behavior particularly in relation to marketing, website interactions and online conversions. We primarily use Python, classical ML techniques, and rapid iteration leveraging AI. Our methods require custom adaptations in terms of methods, features, optimization methods, and ML algorithm selection, as well as robust training and evaluation. You will help apply and improve the approaches we have developed, as well as developing new approaches where required, working collaboratively with the team. Additionally, you will enhance the overall data science analysis and modeling process. You will engage with data scientists and analysts at our client organizations, discussing optimal approaches to challenges, demonstrating expertise, and working to improve outcomes for all parties. This is a great opportunity to work directly alongside world-class experts in a growing data science practice in a leading agency. You will develop your data science expertise and work on a variety of genuinely interesting client projects., * Manage data science and ML projects so that technical goals are met within a reasonable agreed timeframe. * Communicate clearly about your work with clients and to help other team members understand what you are doing and why. * Produce explanatory insights for non-technical users through visualizations, metrics and tabulations, in support of communication and collaboration. * Interface with our clients to ensure we get the data inputs we need and they fully understand how to apply our services. * Explore and model large data sets using Python, SQL and related tools. * Leverage AI tools including Claude Code, to develop and enhance Croud solutions. * Take a leading role on tasks such as data exploration, model estimation and validation. * Write clean, efficient, robust and well commented code to produce high quality data science procedures. * Engage in depth discussions with both technical and commercial teams about the data science aspects of the projects you are working on. * Work with data engineers to ensure your algorithmic work can be scaled. * Understand, apply and communicate the wider Croud Analytics team's work and methodologies to both clients and internal stakeholders. * Spend around 20% of your time on 'pure innovation' in support of product development and agentic AI goals in the analytics, measurement, forecasting and activation space. Proven aptitude and ability is required in these areas., On completion of the three-month probation period, every employee is eligible for the benefits listed on our careers site which include: * Sabbatical: Paid sabbatical at 7 years with an option to take it unpaid at 5 years * 25 days holiday a year * Discretionary annual performance based incentive * Sale commission * Recruitment referrals bonus * Health & Wellbeing contribution * 2 Recharge Days each holiday year * Ride to Work scheme * Railcard * Season Ticket loan * Home office screen * Daily office perks: Free fruit, breakfast cereals, snacks, and tea & coffee * Weekly treat: Enjoy a complimentary lunch on us every week * Enhanced Primary and Secondary family leave as well as extended Parental Leave and Shared Family Leave * Life insurance and income protection * Medical Cash Plan * Pension * Curated 3rd party learning platform as well as access to Croud Campus (our bespoke learning and development platform) * Peer to peer recognition scheme 'bonusly' * Team off-sites/regular socials * Year-round holiday parties * Flexible working options * Day to make a difference Standard hours are from 9.00am to 5.30pm, there's flexibility if agreed in advance with your line managers (it may also be necessary on occasions to work outside of these hours). Croud is an equal opportunity employer and does not discriminate on the grounds of a person's gender, marital status, race, religion, colour, age, disability or sexual orientation. All candidates will be assessed based on merit, qualifications and their ability to perform the requirements of the role. Please note: Internal candidates may be considered for this position as part of the selection process, in line with our commitment to transparent and fair recruitment.