Finance Operations Coordinator / Senior Bookkeeper (Part-Time)
Onset Group | Sydney | Hybrid (4 days onsite) | ~25 hours per week
At Onset, we partner with some of Australia's most innovative technology companies across SaaS, AI and engineering. We're a boutique recruitment firm known for high standards, strong relationships and a collaborative, team-first culture.
We're looking for aFinance Operations Coordinator / Senior Bookkeeperto take ownership of the day-to-day financial operations of the business. This role supports the Operations Manager and works closely with our finance support team to keep financial processes running accurately and efficiently.
The Role
You'll manage core finance operations including invoicing, reconciliations, debtor management and financial administration.
Key responsibilities include:
Billing & Revenue Operations
* Manage client invoicing
* Ensure billing accuracy
* Reconcile CRM and accounting data
Accounts Receivable
* Monitor outstanding invoices
* Manage debtor follow-ups
* Maintain clean receivable records
Financial Operations
* Perform daily bank reconciliations
* Maintain financial records in Xero
* Manage finance queries and internal reporting support
Compliance
Support statutory obligations including:
* BAS
* Payroll tax
* Fringe Benefits Tax
* Workers compensation reporting
You will work with external accountants to ensure compliance deadlines are met.
What We're Looking For
* StrongXero experience
* Bookkeeping, finance admin or accounts background
* Accounts receivable and reconciliation experience
* High attention to detail
* Strong spreadsheet skills
* Organised and process-driven
Experience inprofessional services environments (recruitment, consulting, agency, legal, tech services) is highly valued.
Work Structure
This role is designed to be flexible.
Typical structure:~10:00am – 3:00pm, Monday–Friday
Other part-time arrangements can be discussed.
Important Requirement: Applicants must be Australian Residents due to government portal access required in the role.
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