Part-Time/Full-Time Finance Manager
About Sandbox
Sandbox creates affordable workspaces that look and feel great!
We take underused buildings across London and transform them into startup hubs. Through clever deals, lean fit-outs, strong operations, and a focus on community, we're able to offer beautifully designed workspace at a fraction of the cost of traditional operators.
Today, Sandbox is home to over 1,500 members across 11 locations, with high occupancy, strong profitability, and ambitious growth plans ahead.
We're now looking for a Part-Time Finance Manager to help us scale the business, improve visibility across our portfolio, and support better decision-making as we enter our next phase of growth.
The Role
We're looking for someone who can become a trusted financial partner to the leadership team, helping us understand what's happening across the business, identify opportunities and risks, and ensure we continue to grow sustainably.
You'll take ownership of our financial reporting, forecasting, cash flow management, and commercial analysis, helping us make smarter decisions across acquisitions, operations, and growth.
This role would suit someone who enjoys working closely with founders, thrives in a fast-moving environment, and wants to have a genuine impact on the direction of a growing business.
Responsibilities
Reporting & Commercial Insight
Prepare monthly management accounts and financial reporting packs
Produce P&L, cash flow, KPI and variance analysis reporting
Provide commentary and insights to support decision-making
Analyse performance by building, product, and revenue stream
Cash Flow & Forecasting
Own and maintain cash flow forecasts
Monitor working capital and liquidity
Support growth planning and scenario modelling
Identify risks and opportunities before they become issues
Balance Sheet & Financial Control
Prepare monthly balance sheet reconciliations
Maintain rent accounting schedules
Ensure financial records remain accurate and up to date
Resolve outstanding balance sheet items promptly
Projects & Property
Track capital expenditure and fit-out spend across projects
Support financial analysis for new buildings and acquisitions
Prepare landlord reporting and ad hoc financial schedules
Finance Operations
Manage intercompany reconciliations
Prepare VAT returns
Maintain the fixed asset register and depreciation schedules
Support year-end processes and external accountants
We're Looking For Someone Who
Loves the startup hustle
Loves building systems and improving processes
Is commercially minded, not just technically strong
Can turn numbers into useful insights and recommendations
Enjoys solving problems and getting stuck in
Can operate independently while collaborating across teams
Has excellent attention to detail without losing sight of the bigger picture
Experience & Qualifications
ACCA, ACA, CIMA qualified or qualified by experience
Experience preparing management accounts and cash flow forecasts
Strong understanding of commercial finance and business performance
Experience with Xero
Advanced Excel / Google Sheets skills
Comfortable working with large datasets and multiple sources of information
3+ years of relevant finance experience
Pay: £50,000.00-£75,000.00 per year
Work Location: In person
