Accountants Assistant

Company: Atrium
Apply for the Accountants Assistant
Location: London
Job Description:

In a world of constant change, you need an insurer who has stood the test of time. Our reputation is built on consistency, expertise, and a client-first approach.

We manage Syndicate 609, one of the oldest syndicates at Lloyd’s, with a history going back to the 1930s. Our longevity reflects the strength of our underwriting discipline, the depth of our relationships, and our ability to adapt to the evolving needs of our clients and the wider insurance marketplace.

We’re all in it together at Atrium

We are committed to creating an environment where people learn, grow, and follow what they’re passionate about. Our culture encourages staff to feel confident in making decisions at any stage of their career and do work that makes them proud, knowing they’re playing a valuable role in shaping the success of the business.

Role

This is a fantastic opportunity for an Accounts Assistant to maintain financial records while gaining valuable experience within the Lloyd’s market.

Description

Book-keeping

  • Preparation of journals for Group companies.
  • Maintain and update the fixed asset register and calculate the monthly depreciation charge.
  • Maintain and calculate the monthly prepayments schedule.
  • Process business travel and liaise with the business to ensure costs are allocated correctly.

Reporting

  • Preparation of the statutory accounts of the Atrium Group and Northshore Group companies under different accounting bases, UK GAAP and US GAAP.
  • Prepare the management accounts and performance commentaries for Atrium Group and Northshore Group companies.
  • Prepare and assist the team in preparation of the quarterly audit files, including all balance sheet reconciliations.
  • Assist with the preparation of consolidated financial information for Atrium Group and Northshore Group reporting.
  • Prepare monthly consolidated balance sheet reconciliations for CRC Group parent company.
  • Prepare payroll reconciliations and investigate variances on a timely basis.
  • Assist with intercompany transactions and reconciliations across Group entities.
  • Assist with the annual audit process, including the preparation of supporting schedules and responses to information requests.
  • Provide cover for the recharged expenses allocation process.
  • Ensure all relevant internal control documentation is timely and correctly recorded within the Finance department.
  • Assist with any ad-hoc tasks of the Group team, as and when required.

Audit & Compliance

Maintain the relationship with the external auditors. Ensure compliance with audit requirements with prompt and accurate delivery of audit requests. Adhere to Atrium Group internal control requirements.

Project Work

Assist with ad hoc project work, for example changes to reporting requirements and process arising from the integration with the CRC Group parent company.

Required Knowledge and Skills

  • Time management and ability to meet deadlines
  • IT Skills – Excel, Word, Accounting System preferably CODA, automation tools, Workiva
  • Able to use spreadsheets and manipulate data
  • Knowledge of book keeping

Atrium offers all permanent employees the chance to work flexibly through our charter for flexible working – we actively invite applications from candidates requiring any form of flexible working arrangements.

Atrium is an Equal Opportunities employer with a strong and passionate commitment to Diversity, Equity, and Inclusion. Atrium actively invites applications from candidates requiring any form of flexible working arrangements.

We do not discriminate based upon age, disability, gender reassignment, marriage and civil partnership, pregnancy and maternity, race, religion or belief, sex, sexual orientation, or any other applicable legally protected characteristic.

We’re committed to providing reasonable adjustments or accommodations for applicants, so if you need assistance or support during the recruitment process, please get in touch.

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Posted: June 4th, 2026