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OLUWASEGUN AYOOLA DIYAN

Financial Accountant

  • Nigeria
  • On Talentta since Oct 2026
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Portrait of OLUWASEGUN AYOOLA DIYAN

At a glance

About OLUWASEGUN AYOOLA DIYAN at a glance

OLUWASEGUN AYOOLA DIYAN (Financial Accountant) is a professional based in Nigeria with a portfolio on Talentta. OLUWASEGUN AYOOLA brings 6 years of professional experience, with strengths in Advanced Microsoft Office & Excel, Bank Reconciliation, Excel ,Microsoft word and Financial Reporting. OLUWASEGUN AYOOLA studied B.Sc. Accounting (In View) at Crescent University Abeokuta.

6+
Years experience
14+
Skills
6+
Roles held

About

Meet OLUWASEGUN AYOOLA

Associate Chartered Accountant (ACA) with progressive experience in financial reporting, taxation, auditing, accounting systems implementation, payroll administration, budgeting, and financial control. Proven ability to establish finance functions, design accounting processes, implement financial systems, and deliver corporate training on QuickBooks. Proficient in SAP ERP, Sage 50, QuickBooks, TaxPro Max, Rev 360 and advanced Microsoft Excel.

Expertise

What I bring

Intermediate

  • Advanced Microsoft Office & Excel
  • Bank Reconciliation
  • Excel ,Microsoft word
  • Financial Reporting
  • Financial Statement Preparation
  • General Ledger Management
  • Microsoft Outlook
  • Microsoft PowerPoint (Basic)
  • Payroll & Benefits Administration
  • QuickBooks
  • Report Writing & Data Management
  • Sage
  • SAP

Foundational

  • SAP ERP

Career

Experience

  1. —

    Accountant

    Adassa Energy Limited

    Established the company's finance function from inception by designing accounting processes, financial reporting templates, and internal control procedures. Developed automated Excel‑based templates for budgeting, payroll, expense tracking, bank reconciliation, and management reporting, improving accuracy and efficiency. Implemented a structured invoicing and receivables process that enhanced revenue tracking and supported timely customer payments. Built a reliable bank reconciliation framework that strengthened cash management and facilitated early identification of payment discrepancies. Coordinated tax registration with revenue authorities, ensuring seamless statutory compliance and timely remittance of PAYE, VAT, and Withholding Tax. Introduced standardized financial reporting practices by preparing weekly management reports, budgets, forecasts, and variance analyses to support strategic decision‑making. Maintained full compliance with financial regulations and tax laws through tim

  2. —

    Bookkeeping Associate (Remote)

    Beyond Accounting

    Posted and classified daily financial transactions accurately in QuickBooks Online for Canadian clients. Performed bank and credit card reconciliations, identifying and resolving discrepancies. Maintained accurate general ledger accounts and charts of accounts through proper transaction coding. Reviewed financial transactions for accuracy, completeness, duplicate entries, and proper accounting treatment. Supported month‑end bookkeeping and financial reporting processes while maintaining client confidentiality.

  3. —

    Audit Trainee

    Olaitan Adisa and Co

    Prepared comprehensive management reports and final financial statements for clients. Filed tax returns using TaxPro Max, ensuring accuracy and compliance. Conducted periodic and final audits to assess financial integrity and identify discrepancies. Posted and maintained client transactions using Sage One accounting software. Verified and vouched clients' invoices and receipts to ensure proper documentation and accountability.

  4. —

    Clerical Officer (Part Time)

    ICAN Ilaro and District

    Maintained proper documentation and filing of correspondence for easy retrieval and reference. Executed ad‑hoc administrative and operational tasks to support smooth office activities.

  5. —

    Account Officer (Part Time)

    Simple Scope Concept

    Prepared weekly financial and operational reports and reconciled recorded inflows with bank statements to ensure accurate reporting. Reviewed and validated sales documentation for accuracy, completeness, and compliance with company procedures. Conducted special audits to assess financial integrity, identify discrepancies, and evaluate internal controls.

  6. —

    Finance Support Officer

    African Circle Pollution Management Ltd

    Prepared accurate bank reconciliation statements to ensure proper alignment of records with bank transactions. Posted and maintained financial transactions using SAP accounting software. Processed and posted inter‑branch payments on behalf of other branches. Prepared detailed WHT and VAT schedules to support tax compliance. Generated weekly reports on total payouts and outstanding invoices for financial accountant review.

Foundations

Education & languages

Crescent University Abeokuta

B.Sc. Accounting (In View)

The Federal Polytechnic, Ilaro

Higher National Diploma in Accounting (Distinction)

The Federal Polytechnic, Ilaro

National Diploma in Accounting (Distinction)

Quick answers

About OLUWASEGUN AYOOLA

What does OLUWASEGUN AYOOLA DIYAN do?

OLUWASEGUN AYOOLA DIYAN (Financial Accountant) is a professional based in Nigeria with a portfolio on Talentta. OLUWASEGUN AYOOLA brings 6 years of professional experience, with strengths in Advanced Microsoft Office & Excel, Bank Reconciliation, Excel ,Microsoft word and Financial Reporting. OLUWASEGUN AYOOLA studied B.Sc. Accounting (In View) at Crescent University Abeokuta.

Where is OLUWASEGUN AYOOLA DIYAN based?

OLUWASEGUN AYOOLA DIYAN is based in Nigeria.

What are OLUWASEGUN AYOOLA's top skills?

OLUWASEGUN AYOOLA's top skills are Advanced Microsoft Office & Excel (Intermediate), Bank Reconciliation (Intermediate), Excel ,Microsoft word (Intermediate), Financial Reporting (Intermediate), Financial Statement Preparation (Intermediate) and General Ledger Management (Intermediate).

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