Office Manager

Office Manager Winchester Salary £30/£35k

We're seeking a proactive and detail-oriented Office Manager to play a pivotal role in the day-to-day success of the business based in Winchester. This position sits at the heart of operations, ensuring their people, processes, systems, and financial administration run efficiently across the organisation.

Working closely with senior leadership, you'll coordinate a broad range of activities spanning office management, finance support, HR administration, systems management, and project coordination.

The Role

Business Operations & Office Management

Oversee the smooth running of office activities across multiple locations
Manage workplace resources, including office supplies, PPE, branded materials, and equipment
Coordinate supplier relationships, utilities, and service contracts
Maintain organised and compliant document management systems within SharePoint and other platforms
Continuously identify opportunities to improve administrative processes and efficiencyFinance & Administration Support

Assist with the maintenance of financial records and reporting information
Process supplier invoices and maintain accurate digital records
Support banking and reconciliation activities
Monitor business expenditure and maintain financial tracking information
Administer employee expense processes, ensuring accuracy and timely approvals
Track project-related costs and expenditure for client billing purposesClient Billing & Revenue Administration

Generate and issue customer invoices using accounting systems such as Xero
Manage billing schedules, account statements, drawdowns, and ad-hoc invoicing requirements
Ensure correct financial coding, VAT treatment, and reporting accuracy
Work closely with project teams and directors to validate billing information
Support cash flow management through invoice tracking and debtor reporting
Maintain accurate forecasting and invoicing recordsPeople & HR Coordination

Support employee onboarding and offboarding activities
Coordinate equipment, technology access, and workplace setup for new starters
Maintain HR systems, personnel records, and employee data
Manage leaver administration, system access removal, and asset recovery processesSystems & Technology Support

Act as the key point of contact for external IT providers
Coordinate user accounts, permissions, devices, and mobile services
Support the setup and ongoing administration of key business systems and software platformsProject & Commercial Support

Help maintain the integrity of CRM data and business information systems
Support the setup of new projects, enquiries, and opportunities
Assist with project mobilisation and the transition from bid stage through to delivery
Contribute to reporting, forecasting, and pipeline management activitiesEmployee Experience & Engagement

Coordinate team meetings, office events, and company social activities
Support internal communications and wider employee engagement initiatives
Help foster a positive, collaborative, and well-connected workplace cultureAbout You

You'll be someone who thrives in a varied role, enjoys keeping things organised, and takes pride in delivering high-quality support across multiple areas of a business.

You'll likely bring:

Exceptional organisational and multitasking skills
Strong attention to detail and a methodical approach
Confidence working across finance, operational, and administrative processes
The ability to manage competing priorities and work independently
Excellent communication skills and a professional, approachable manner
Previous experience using systems such as Xero, HubSpot, CRM platforms, project management tools, or similar business systems
This could also suit someone looking for progression from their existing Administration, Operational or Business support role.

This is an opportunity to become a key part of a growing and collaborative organisation where your contribution will have real impact. You'll gain exposure across multiple business functions and play an important role in supporting both operational delivery and strategic growth. The company offer hybrid working, a minimum of 3 days in the office. There would also be a requirement to work from and visit the London office on occasions.

If you enjoy bringing structure, efficiency, and energy to a business, we'd love to hear from you.

Please be aware this advert will remain open until the vacancy has been filled. Interviews will take place throughout this period, therefore we encourage you to apply early to avoid disappointment.

Tate is acting as an Employment Business in relation to this vacancy.

Tate is committed to promoting equal opportunities. To ensure that every candidate has the best experience with us, we encourage you to let us know if there are any adjustments we can make during the application or interview process. Your comfort and accessibility are our priority, and we are here to support you every step of the way. Additionally, we value and respect your individuality, and we invite you to share your preferred pronouns in your application