Job Description

Full time: Bookkeeper / Administrative Assistant

Based in Rochester, Kent
Full time position (flexible schedule available)
iSite Group - Groundworks & Reinforced Concrete Contractor

Salary - Up to 35,000

Company Overview

iSite Group is a growing, privately-owned construction and refurbishment contractor based in Rochester, Kent. We deliver high-quality civil engineering services to clients across the commercial, retail, and public sectors. With a focus on excellence, compliance, and client satisfaction, we are committed to building long-term partnerships and a strong reputation in the industry.

As we continue to expand our operations, we are seeking a Bookkeeper / Administrative Assistant to play a key role in supporting our financial processes and administrative functions. This is a dynamic and varied position suitable for a self-motivated individual who enjoys working in a fast-paced environment and is looking for a flexible role within a supportive team.

Position Summary

This is a hybrid role that will support both our finance and operations teams. You will be responsible for maintaining accurate financial records, assisting with administrative tasks, and ensuring the smooth day-to-day running of our office. You will work closely with the director.

Key Responsibilities

Maintain accurate financial records using Sage Process purchase and sales invoices in a timely manner Perform bank reconciliations and credit card statement matching Manage accounts payable and receivable, including payment runs Reconcile supplier statements and address queries or discrepancies Track project-related costs, expenses, and purchase orders Prepare monthly financial reports for management review Assist with VAT returns and year-end documentation in coordination with accountants Provide day-to-day administrative support to the management team Answer and direct phone calls, respond to general email enquiries Maintain office filing systems, contracts, and compliance documentation Support with procurement, supplier onboarding, and material orders Schedule appointments, organise meetings, and coordinate deliveries Assist with onboarding documentation and compliance records for subcontractors Update internal systems and maintain accurate job files Support tender submissions, pre-qualification questionnaires (PQQs), and H&S documentation as needed

Experience

Proven experience in a bookkeeping or finance administration role (ideally within construction, property, or a similar sector) Proficient with accounting software such as Xero, QuickBooks, or Sage Strong Excel and Microsoft Office skills Excellent attention to detail and accuracy Organised and proactive, with the ability to manage competing tasks independently Strong communication skills, both written and verbal Ability to work discreetly and handle confidential information Experience with document control, subcontractor compliance, or project admin is advantageous

What We Offer

Competitive hourly rate (commensurate with experience) Flexible working hours (school-friendly schedule available) A friendly, inclusive team culture Autonomy and variety in day-to-day responsibilities Opportunities for long-term development within the business

How to Apply

To apply for this position, please submit your CV and a short cover letter outlining your suitability to: nav@isitegroup.co.uk

Job Type: Full-time

Pay: 24,420.00-34,169.40 per year

Additional pay:

Yearly bonus
Benefits:

Casual dress Free parking On-site parking Work from home
Schedule:

Monday to Friday
Work Location: In person

Reference ID: iSite Group Bookkeeper / Administrative Assistant