Senior Finance Business Partner in London

Remote Working - Adhoc travel for team meetings.

At HSS ProService, we’ve built a smarter way for businesses to get the tools, equipment, and materials they need. Our online marketplace connects customers with trusted suppliers quickly and easily, helping them get the job done. We use technology, teamwork and bold thinking to make hiring and buying better for everyone faster, simpler, and more sustainable.

The impact you'll have:

As a Senior Finance Business Partner you will play a pivotal role in driving the financial performance and strategic decision-making within HSS ProService, helping us achieve rapid and sustainable growth. You will work closely with the Supply Chain Director as well as the wider commercial and finance team providing insightful analysis, strategic guidance and support to enable effective decision-making and help achieve our business objectives. This role requires a strong blend of financial expertise, business acumen, and interpersonal skills to influence stakeholders.

A typical day:

• Finance business partner to the Supply Chain Director and Category Managers, building strong relationships built on trust and credibility.
• Standardise the investment appraisal process across supply chain to simplify decision making; ensuring initiatives are measurable, drive profitability, cost optimisation and accountability.
• Provide scenario modelling and financial impact analysis for supply chain projects and supplier negotiations.
• Support the business in understanding margin, working cross functionally to drive clarity, insight and recommendation.
• Support the control team to understand supplier statement reconciliations and supplier rebate accounting.
• Lead cyclical budgeting and forecasting for Supply Chain activities, working cross-functionally to support the multi-dimensional channels and verticals to create accurate and timely outputs.
• Deliver accurate and timely variance analysis, highlighting risks and opportunities.
• Report and monitor financial and non-financial metrics such as supplier margin rates, service levels, cost-to-serve, and operational efficiency.

What you'll bring:

• A qualified accountant (ACA, ACCA or CIMA), preferably with bachelor’s degree.
• Experience business partnering critical, within supply chain or procurement departments an advantage.
• Strong proficiency and accuracy in financial modelling, forecasting, and budgeting.
• Excellent communication and interpersonal skills.
• Commercially astute and future focused with a desire to grow with the business.
• Ability to thrive in a fast-paced, dynamic environment and manage multiple priorities effectively.

What you’ll get back:

• Join a forward-thinking team that's committed to transforming how businesses operate, using the latest technology and a bold vision.
• Your birthday each year as annual leave to spend how you want to!
• Healthcare Cashback Plan with money off on things like dentist, opticians including sports massage and wellbeing costs too.
• Flexible and hybrid working - we appreciate you do your best work in different environments.
• Head office free onsite gym.
• Life assurance.
• One day per year, you'll have the option to contribute to local voluntary work, an opportunity to give back to your community.
• Training and development opportunities to keep growing your skills.
• Wellbeing and Healthcare support at work and at home.
• A chance to be a part of a bold digital transformation.
• Discounts and cashback on our perks site with a huge range of purchases including days out, restaurants, gym memberships, shopping and lots more.
• You will get the choice of other flexible benefits that work for you through our Benefits portal – you pick the benefits you want such as Critical Illness Cover, Cycle To Work, Holiday Buy Scheme and more.

Different Perspectives, One Platform

We’re not all the same and that’s what makes us stronger. We believe great ideas come from different people, different experiences, and different ways of thinking. Whether you’re starting out, changing careers, or looking for your next big move - if you’ve got the skills and the drive, we want to hear from you. Not sure you tick every box? That’s okay. We welcome your application even if you don't meet every single requirement. If you have any questions, email us at and one of our team will be happy to help.