C

Cullen

Direct-to-consumer ethical lab-grown jewellery

Finance Officer

Full-TimeUpdated on 10/21/2026
No salary listed
Junior
Kew, Australia
In Person
AccountingAccounts Payable/Receivable

About the job

Requirements
  • Minimum 2 years of experience in an accounts, bookkeeping, or finance operations role handling high transactional volumes accurately.
  • Hands-on proficiency with Xero or similar cloud accounting software and advanced skills in Microsoft Excel or Google Sheets.
  • Solid understanding of core financial processes, including accounts payable, bank reconciliations, and expense management.
  • Ability to handle confidential financial data with discretion.
  • Full working rights in Australia.
Responsibilities
  • Process foreign and local supplier invoices, reconcile vendor statements, prepare multi-entity batch payments, and perform daily bank and sales reconciliations.
  • Administer corporate cards using Airwallex, manage the end-to-end expense claim and travel request lifecycle, and ensure accurate coding ahead of month-end close.
  • Assist with monthly journal entries and month-end reconciliations, maintain the fixed asset register, and compile documentation for annual audits.
  • Administer employee benefits across jurisdictions in line with People & Culture frameworks, liaising with the Payroll Manager on pay and statutory contributions.
  • Monitor finance mailboxes, resolve stakeholder queries, and identify manual, repetitive tasks to streamline through automation.

About the company

Cullen Jewellery makes fine jewellery in Melbourne using ethically sourced lab-grown gemstones such as diamonds, moissanite, and sapphires. Customers order through a direct-to-consumer model online, with bespoke, made-to-order pieces and personal support via virtual appointments and physical showrooms; stones are carbon-neutral and certified by IGI and GIA. The brand differentiates itself with clear sourcing, ethical practices, and social responsibility, plus a hybrid online-offline approach that serves a global market. Its goal is to disrupt traditional jewellery by delivering affordable, high-quality, ethically sourced pieces at scale while expanding its international footprint and continuing its social initiatives.

Company Size

51-200

Company Stage

N/A

Total Funding

N/A

Headquarters

N/A

Founded

2018

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Simplify's Take

What believers are saying

  • Cullen listed San Diego and Manchester openings in 2026, proving international showroom expansion.
  • Its site showed new 2026 styles, including colored gemstones and carbon-neutral lab-grown stones.
  • CNBC reported 2026 consumer demand for lab-grown diamonds stayed strong despite falling prices.

What critics are saying

  • JCK reported 2026 lab-grown wholesale prices down 96% since 2018, crushing margins.
  • New York and Vancouver openings in 2027 add fixed costs before demand is proven.
  • Brilliant Earth and countless online rivals commoditize Cullen’s ethical-diamond story; margin warfare is existential.

What makes Cullen unique

  • Cullen sells only lab-grown stones, including diamonds, sapphires, and moissanite, since 2018.
  • Its appointment-only showrooms span Australia, New Zealand, Canada, the UK, and the US.
  • Cullen’s model pairs made-to-order customization with online sales and private consultations.

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Benefits

  • Flexible Work Hours
  • Wellness Program
  • Employee Discounts