Senior Office Administrator- Cardiff

Company: Xeinadin
Apply for the Senior Office Administrator- Cardiff
Location: Cardiff
Job Description:

Overview

Vacancy Name: Senior Office Administrator- Cardiff

Vacancy No: VN1971

Employment Type: Permanent

Duration: N/A

Location City: Cardiff

Location Country: United Kingdom

Company Description: Xeinadin was established in 2019 when a number of leading business advisory and accountancy practices across the UK and Ireland came together to re-imagine the future of accountancy. Our collective mission to provide locally forged, trusted business advice to SMEs through forward-thinking, close-knit relationships remains pivotal to our growth. It’s our people who drive our business forward, and we offer them future-focused career opportunities whilst supporting individual specialisms. Our regional offices of over 3000 colleagues operate collaboratively, combining collective expertise to maximise potential.

Description: Join our team as a Senior Office Administrator! Reporting to the Area Practice Manager, this role combines administrative, organisational, and relationship management responsibilities. Ideal for a detail-oriented individual who thrives in a dynamic environment, you’ll play a key role in ensuring the smooth running of operations within a leading accountancy group.

Responsibilities

  • Manage phone calls, ensuring professional and timely responses.
  • Chase clients for required books and records to meet deadlines.
  • Oversee scanning, filing, and organisation of documents.
  • Support the onboarding process for new clients, maintaining compliance with Xeinadin guidelines.
  • Finalise and distribute accounts and personal tax packs to clients for approval.
  • Assist the Hub Credit Controller in resolving debtor queries.
  • Process invoices, write-offs, and WIP adjustments.
  • Apply for HMRC and Companies House authentication codes.
  • Allocate disbursements to clients and manage payments over the phone.
  • Process and reconcile office petty cash and handle cheque payments.
  • Schedule client appointments and coordinate the safe return of books and records.
  • Maintain an inventory of IT equipment, including laptops, issued to team members.
  • Order office supplies and manage stationery stock.
  • Provide project support to the Area Practice Manager as required.

Qualifications

  • Proven experience in administration and a fast-paced environment
  • Very high level of attention to detail and accuracy
  • Proficient with Microsoft Excel, Word, Outlook etc.
  • Excellent time management skills – handling multiple and varied deadlines concurrently
  • Must be able to meet administrative deadlines

Additional Requirements

  • Be able to work independently as well as part of a team
  • Organised, proactive, reliable and self-motivated
  • Confident communicator with personnel at all levels within the business, both written and verbal

Model

Office Based

Salary & Benefits

Salary: Competitive

Benefits: Benefits

  • Company Pension Scheme
  • 25 days of annual leave + bank holidays
  • Additional annual leave days from certain levels of seniority
  • Ability to buy up to 5 days of annual leave to reach a maximum of 30 days per annum
  • Business closure over Christmas*
  • Life Assurance x4 annual salary
  • Enhanced family leave policies
  • Enhanced Company Sick Pay
  • Employee Assistance Programme – 24/7 support, free and confidential
  • Corporate Discounts Platform

Flexible Benefits platform with ability to opt-in to various insurances (level of seniority dependent & self-funded at corporate rates) such as:

  • PMI single or family
  • Critical Illness Cover
  • Cash plan
  • Cycle to work
  • Eye care
  • Dental
  • subject to exceptions and business needs

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Posted: April 17th, 2026