Head Office

Senior Finance Manager - Transactional Finance

Mountain Warehouse

London, SW1P 1DZView on map(opens Google Maps in a new tab)

Pay

See original advert

Contract

Not specified

Hours

Full-time

Closing date

Not specified

Job description

Senior Finance Manager - Transactional Finance

Department: Finance

Employment Type: Permanent - Full Time

Location: London

We’re looking for a Senior Finance Manager to lead our Transactional Finance teams. Managing a team of 25+ across a fast-paced, multi-site omnichannel retail environment, you will play a key role in ensuring the smooth, accurate and controlled processing of high-volume transactions.

This is a highly visible leadership role with real scope to shape and improve how transactional finance operates. You will drive strong financial control, enhance service delivery, and lead automation and process improvements that support the wider business as it continues to grow.

  • Lead, develop and motivate the transactional finance team, setting clear objectives and driving high performance.
  • Oversee end-to-end processing across accounts payable, store cash, card settlements, ecommerce receipts and accounts receivable, ensuring accuracy, completeness and timeliness.
  • Maintain robust financial controls and reconciliations across key areas, including store cash, card receipts, payment gateways, ecommerce settlements, refunds, chargebacks and gift cards.
  • Own the transactional finance month-end close, ensuring strong balance sheet integrity, accurate accruals and timely resolution of outstanding items.
  • Continuously enhance financial controls, policies and procedures to support strong governance, audit readiness and compliance.
  • Develop and monitor transactional finance KPIs, providing clear reporting on service levels and control performance to senior finance stakeholders.
  • Contribute to wider finance and business transformation initiatives, supporting change and continuous improvement.
  • Drive automation and process efficiencies to reduce manual intervention and strengthen control.
  • Own and develop finance systems supporting transactional processes, driving optimisation, data integrity and effective integration with upstream and downstream systems.
  • Act as a senior escalation point for complex operational, supplier and customer queries, ensuring timely and effective resolution.
  • Deliver a high-quality service to internal and external stakeholders interacting with finance operations.
  • Partner cross-functionally with retail, ecommerce, customer service and accounting teams to improve end-to-end processes.
  • Manage third-party service providers, ensuring value, performance and continuous improvement.
  • Support external audits, including financial and tax, ensuring readiness and strong control evidence.

We would like to meet someone who is

  • Extensive experience in a senior transactional finance, shared services or finance operations role within a high-volume environment (ideally retail or ecommerce).
  • Strong technical knowledge of accounts payable, accounts receivable, bank reconciliations and financial controls.
  • Proven leadership experience, with a track record of building and developing high-performing teams.
  • Experience working with finance systems and delivering system or process improvements within transactional finance environments.
  • Highly analytical, with the ability to interpret large data sets and drive informed decision-making.
  • Strong stakeholder management and communication skills, with the ability to influence and challenge effectively.
  • Resilient, well-organised and detail-oriented, with the ability to prioritise and deliver in a fast-paced environment.

  • Competitive salary and benefits package
  • Hybrid working, 3 days in London based office & 2 working from home
  • Holiday allowance
  • 50% staff discount & 25% for family and friends
  • Pension scheme

How to apply

Applications are handled entirely by the employer on the original advert. We do not collect CVs, supporting statements or application data.

Provenance

Source

Mountain Warehouse

First seen

14 October 2026

Last checked

24 October 2026

Salary, closing date and description are taken from the employer's advert. The original advert always takes precedence.

About the employer

Mountain Warehouse

Retailer

This listing was structured from Mountain Warehouse. Vacancy details and the application process remain the responsibility of the original source.

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