Finance System Assurance Manager

Finance Systems Assurance Manager
£40 per hour PAYE
24 Months
37hrs per week
Frimley or Glascoed (Hybrid working – highly flexible)
Inside IR35

We are seeking an experienced Finance Systems Assurance Manager to lead on financial systems assurance, corporate reform compliance, and internal control excellence. This role will sit within the central finance function and act as a key interface across IT, Group Process Ownership (GPO), and external/internal audit stakeholders. The successful candidate will champion systems control best practice and drive a culture of compliance and continuous improvement.

Key Responsibilities:
• Lead assurance across finance systems to support corporate reform and compliance requirements.
• Act as the key interface between Finance, GCC, EIT, GPO, and other internal/external stakeholders.
• Drive high standards of financial systems controls and data governance.
• Create, maintain, and embed a robust controls culture across the wider business.
• Own the delivery of system controls aligned with transformation initiatives (e.g., Ad Astra programme).
• Oversee Internal and External Audit deliverables and support timely resolution of audit actions.
• Provide leadership (without direct line management) across a matrixed systems controls team.
• Line manage direct reports within the systems team including COSA quarterly reviews and MetricStream ownership (NXG & E-DOA).
• Ensure timely delivery and closure of all COSA and audit recommendations.

Core Duties Include:
• Deliver assurance on centralised finance systems in line with corporate reform objectives.
• Maintain ownership and integrity of finance systems RACMs (Risk and Control Matrices).
• Support ongoing project delivery and change programmes involving finance systems.
• Liaise with internal governance and audit functions to demonstrate a mature controls environment.

Knowledge, Skills & Qualifications:
Knowledge of:
• Finance and IT systems audits
• Governance, risk, and control frameworks (e.g., COSA, MetricStream)
• Enterprise finance systems and related transformation programmes
• Corporate data governance principles
Skills:
• Strong leadership and stakeholder management across matrix environments
• Confident communicator with excellent influencing and presentation skills
• Experience in Lean or Six Sigma methodologies (desirable)
• Deep understanding of financial control environments and systems compliance
Qualifications:
• Fully qualified accountant (ACCA / CIMA or equivalent)

Morson is acting as an employment business in relation to this vacancy.