Finance Business Partner (Commercial / FP&A)

• 30 days of annual leave (includes a Wellbeing Day)
• Sabbatical (after 3 years of working with Sunswap)
• 5 free counselling sessions per year
• Family leave ranging from 4 weeks to 4 months
• Free Monthly Lunches & Quarterly Socials!
• Cycle to Work Scheme
• Free Sunswap merch

Job overview

We are looking for a commercially driven finance professional who turns complex data into clear, strategic insight. This is a high-impact role at the centre of decision-making, combining strong financial modelling with a forward-looking approach to automation and AI. You will partner across Commercial, Supply Chain, and Finance to shape forecasts, challenge assumptions, and drive better business outcomes.

Key responsibilities

• Drive the use of AI, automation, and BI tools within your role to improve financial modelling, forecasting accuracy, and reporting efficiency
• Identify and implement opportunities to automate manual processes and enhance insight generation
• Continuously improve financial processes, tools, and methodologies to scale with the business

Cross-Functional Partnering

• Partner with Commercial, Supply Chain and Finance teams to align assumptions across revenue, pricing, pipeline, and cost inputs
• Challenge and refine non-finance assumptions to ensure robust, commercially sound decision-making
• Support pricing strategy and margin optimisation through close collaboration with commercial teams
• Build and maintain robust, driver-based financial models to support strategic decision-making
• Lead cash flow and working capital forecasting, incorporating operational drivers (e.g. customer and supplier terms, inventory, lead times, liquidity)
• Perform scenario, sensitivity, and variance analysis to inform planning and performance
• Translate financial analysis into clear, actionable recommendations for senior stakeholders

Qualifications & experience

• 3-5+ years in FP&A, commercial finance, or similar (experience in venture capital or VC-backed businesses advantageous)
• Advanced Excel and strong financial modelling capability
• Experience with BI tools (e.g. Power BI) and financial systems (e.g. Dynamics)
• Experience using automation and/or AI to improve workflows or analysis
• Strong analytical, commercial, and stakeholder management skills
• Ability to communicate complex financial insights to non-finance stakeholders

Qualifications

• Degree in Finance, Accounting, Economics, Maths or similar
• ACA / ACCA / CIMA / CFA (preferred)