Finance & Office Manager

Otium Construction; Reading; On-site; GBP 36,000 - 48,000; Full time

Job summary

Otium Construction seeks an experienced finance professional to manage day-to-day accounts, CIS records and VAT for multiple live projects. You will use Xero for bookkeeping, produce monthly reports, and liaise with project managers to keep costs accurate and invoices paid.

You should be highly organised, able to work independently, and comfortable coordinating with suppliers, subcontractors, clients and the project team to maintain robust financial controls across our builds.

Qualifications

• Experience in construction industry accounts and CIS handling.
• Proficient with Xero and construction invoicing.
• Strong Excel and MS Office skills.

Responsibilities

• Managing day-to-day company accounts using Xero.
• Bookkeeping and bank reconciliations.
• Processing supplier and subcontractor invoices.
• Managing CIS records and submissions.
• VAT preparation and returns.
• Payroll administration.
• Raising client invoices and monitoring payments.
• Credit control and chasing outstanding accounts.
• Managing supplier and subcontractor payments.
• Managing purchase orders and matching against invoices.
• Monitoring project expenditure and job costs.
• Producing monthly financial reports for directors.
• Maintaining records in the project management system.
• Ensuring project costs, PO and supplier data are up to date.
• Working with Project Managers and Contracts Managers to keep financial info accurate across live projects.
• Managing company expenses, credit cards and receipts.
• General office and business administration.
• Maintaining supplier, subcontractor and employee records.

Skills

Construction industry accounts

Xero accounting

Excel & MS Office

Project management software

Tools

Xero

MS Project / PM software

Excel

Job description

Otium Construction delivers high-quality construction services across the Home Counties and surrounding areas, with core expertise in new builds, refurbishments, extensions, structural works, and general building projects. With offices in Henley-on-Thames and Reading, the company brings together skilled tradespeople and strong project management support to ensure safe, professional, and consistent delivery. Otium Construction works with a wide range of partners and clients, including architects, engineers, local authorities, housing associations, schools, developers, and private clients.

The business is Constructionline Gold accredited, SSIP approved, and SafeContractor approved, reflecting its commitment to health and safety, compliance, and responsible construction. Its approach focuses on reliable delivery, clear communication, and quality workmanship from project start to completion.

Key Responsibilities:

• Managing day-to-day company accounts using Xero
• Bookkeeping and bank reconciliations
• Processing supplier and subcontractor invoices
• Managing CIS records and submissions
• VAT preparation and returns
• Payroll administration
• Raising client invoices and monitoring payments
• Credit control and chasing outstanding accounts
• Managing supplier and subcontractor payments
• Managing purchase orders and matching them against invoices
• Monitoring project expenditure and job costs
• Producing monthly financial reports for the directors
• Maintaining accurate records within our project management system
• Ensuring project costs, purchase orders and supplier information are kept up to date
• Working with Project Managers and Contracts Managers to keep financial information accurate across live projects
• Managing company expenses, credit cards and receipts
• General office and business administration
• Maintaining supplier, subcontractor and employee records
• Supporting the directors with financial and administrative information

We are looking for someone who:

• Has previous construction industry accounts experience
• Understands CIS, VAT, subcontractor payments and construction invoicing
• Has strong experience using Xero
• Is confident using construction or project management software
• Has good Excel and Microsoft Office skills
• Understands purchase orders, project costs and supplier management
• Is highly organised with excellent attention to detail
• Can work independently and take ownership of the finance function
• Is confident communicating with suppliers, subcontractors, clients and the wider project team

This is a key role within Otium Construction and would suit someone looking to become an important part of a growing construction company, with responsibility across both finance and business administration.