Senior Decision Science Analyst

Great financial outcomes start with better decisions and that’s where you come in. Perch are now looking for a Senior Decision Science Analyst to join the team. At Perch Group, our vision is clear: to lead the UK debt purchase and collection industry by harnessing cutting-edge technology to drive ethical, efficient, and data-driven debt resolution. Our annual mission is to empower hundreds of thousands of customers to positively engage with and resolve their outstanding debts. We do this through an empathetic and customer-centric approach that is at the heart of our success.

Perch Group are looking for a decision scientist to design and optimize data-driven solutions that support machine learning, statistical analysis, and predictive modelling. You’ll work closely with a team of analysts and the investment team to create high-quality, scalable data models that fuel AI-driven decision-making. This business is driven by innovation, always seeking the most effective solutions that benefit both the company and its customers where models power every decision.

So, what will your day-to-day look like? You will support the Head of Decision Science, with responsibility for overseeing the design, development, and continuous refinement of predictive and probabilistic models based on historic and real-time trends. You will guide the implementation of advanced techniques including XGBoost, Random Forest, and MCMC, ensuring model robustness, scalability, and business relevance. You will act as a strategic partner to the pricing and operational teams, driving analytical excellence and automation across workflows. This includes proactively identifying opportunities for improvement, mentoring analysts, and ensuring outputs are both commercially impactful and technically sound. You will continually evaluate new modelling techniques, tooling, and data sources, identifying opportunities to improve accuracy, efficiency, and automation across pricing and operational workflows. You will help shape the roadmap for advanced analytics and decision science capability across the business.

Minimum of 3+ years’ experience in data science, analytics, or applied statistical modelling, with a proven track record of delivering impactful solutions in complex environments. Strong hands-on experience applying machine learning techniques to real-world datasets, with demonstrable outcomes in business decisioning or operational optimisation. Expertise in advanced modelling approaches such as Random Forests, XGBoost, and Monte Carlo simulations. Proficiency in Python for data manipulation, model development, and deployment. Experience with other languages (e.g. R, Java, Scala) is beneficial, especially where cross-functional collaboration or legacy integration is required.

The Application Timeline:

• A first stage video call with the internal recruitment team (15 minutes)
• A second stage introductory video call with the hiring manager (20 minutes)
• A face to face interview with the hiring manager (45 minutes - 60 minutes)

Typically, the average successful applicant will be within this timeline for 2-3 weeks. Please note we will close this role once we have enough applications for the next stages therefore you should submit your application asap to avoid any disappointment. If you do not receive a response after 3 weeks of applying, please assume you have been unsuccessful as we may experience a high volume of applications.

Why you should be EXCITED to apply… £45,000 - £55,000 DOE, + up to 20% of your annual salary, paid as a bonus. This role is based at our Manchester office. 37.5 hours per week. We offer flexible and hybrid working between our core hours of 8am-6pm, Monday to Friday. The opportunity to complete formal qualifications and learn on the job in a successful, growing organisation. And many more benefits to support your wellbeing and professional development. So, what are you waiting for? Submit your application today.

We’re an equal opportunity employer. All applicants will be considered for employment without attention to age, ethnicity, religion, sex, sexual orientation, gender identity, family or parental status, national origin, or veteran, neurodiversity or disability status. If you have any questions or suggestions of how we can assist you in your application due to disability or personal reasons, please email recruitment@perchgroup.co.uk. PLEASE NOTE - All new employees must undergo a full DBS and Credit Check upon acceptance of a job offer with Perch Group.