Jobs in Northampton, Grande-Bretagne

As the Senior Operational Modeller, you will lead the development and delivery of medium- to long-term capacity modelling within the Performance Management function, supporting a major client contract. This senior role is central to shaping operational strategy through robust modelling, scenario analysis, and workforce forecasting. Working closely with Business Modelling, MI, and Operational teams, you will provide insight to drive recruitment requirements, evaluate operational scenarios to inform strategic decision-making, and support Impact Assessments. The role requires strong stakeholder engagement, including direct interaction with client teams, to ensure modelling outputs are aligned with evolving business needs.

• Lead the development and maintenance of medium- to long-term capacity models to support operational delivery and strategic planning.


• Design and deliver scenario modelling to assess the impact of business changes, policy shifts, or demand fluctuations.


• Support the production of Impact Assessments by providing robust modelling and evidence-based insight.


• Translate complex modelling outputs into clear, actionable recommendations for senior stakeholders.


• Collaborate with MI, Business Modelling, and Operational teams to ensure alignment of modelling assumptions and data sources.


• Drive recruitment requirement forecasts through accurate workforce and demand modelling.


• Identify opportunities to improve modelling efficiency, automation, and scalability.


• Engage with internal and client stakeholders to understand business needs and ensure modelling outputs are fit for purpose.


• Document modelling assumptions, methodologies, and outputs using appropriate tools and techniques.


• Maintain up-to-date knowledge of modelling techniques, tools, and best practices relevant to capacity and operational forecasting.


• Contribute to the development of modelling standards, templates, and governance within the Performance Management function.

• Demonstrated experience working in a fast-paced, client-focused environment within a Business Process Outsourcing (BPO) setting, with a strong understanding of service delivery dynamics and performance expectations.


• Experience working in or with government services or public sector organisations, with an understanding of their operational frameworks, stakeholder environments, and service delivery expectations.


• A strong leader and collaborative team player with a proven ability to build trusted relationships across all levels of the organisation, including senior stakeholders and client-facing teams.


• Excellent communication and interpersonal skills, with the ability to convey complex modelling concepts and data insights clearly to both technical and non-technical audiences.


• Demonstrated strength in analytical thinking and structured problem-solving, with a focus on applying data-driven approaches to operational and strategic challenges.


• Significant experience in data management, capacity modelling, and forecasting, particularly in medium- to long-term workforce and operational contexts.


• Deep expertise in data visualisation, statistical analysis, and modelling techniques, with hands-on experience using Microsoft Excel and other analytical or modelling tools to support business decision-making.


• Strong IT and mathematical skills, including the ability to work with large datasets, build scalable models, and apply quantitative methods to real-world scenarios.


• Excellent quality assurance, validation, and data linkage capabilities, ensuring the integrity, accuracy, and reliability of modelling outputs used to inform business-critical decisions.

The Health Assessment Advisory Service (HAAS) arranges and carries out assessments for the Department for Work and Pensions (DWP) and the Department for Communities (DfC).

The purpose of the assessment is to understand how an illness or disability affects a person’s daily life. After the assessment, the DWP/DfC makes the decision as to whether the individual will receive any benefits. The Health Assessment Advisory Service is delivered on behalf of the DWP & DfC by Capita.

• 25 days’ holiday (rising to 27) with the opportunity to buy extra leave


• The opportunity to take a paid day out of the office, volunteering for our charity partners or a cause of your choice


• Auto-enrolment to our company pension, life assurance, a cycle2work scheme, 15 weeks’ fully paid maternity, adoption and shared parental leave, paternity pay of two weeks…and plenty more


• Voluntary benefits designed to suit your lifestyle – from discounts on retail and socialising, to health & wellbeing, travel and technology


• Access to our Employee Network Groups, which represent every strand of diversity and allow colleagues to connect and learn from each other on an open, inclusive platform


• You’ll get the chance to follow your chosen career path anywhere in Capita. You’ll be joining a network of experienced, innovative and dedicated individuals across multiple disciplines and sectors. There are countless opportunities to learn new skills and develop in your career, and we’ll provide the support you need to do just that. Our purpose is to create a better outcome for you.

Choose ‘Apply now’ to fill out our short application, so that we can find out more about you.

We’re truly committed to building a diverse and representative workforce and as part of our strategic plans we are aiming to accelerate gender and ethnic representation in leadership. As such we would particularly welcome applications from people who are female and/or are from Black, Asian and other ethnic minority backgrounds.

At Capita, we’re committed to providing an inclusive, barrier-free recruitment process and working environment for everyone. We want everyone to have the best chance of succeeding as they move through their application and start their career with us. We are an equal opportunity and Disability Confident employer, we want to hear from you if you’d like to discuss any adjustments you might need during your recruitment process. Please email reasonableadjustments@capita.com or call 07784 237318 and we’ll get back to you to discuss. For more information about equal opportunities and the types of adjustments we can offer, please visit the Capita Careers website.

If you have a question that does not relate to adjustments during your recruitment process, please email our Talent Acquisition team - CPScareers@capita.com

Home-Based - GBR

United Kingdom

Full time

Permanent