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Posted 21 July, 2026

Senior Accounts Payable Specialist

Redhat
London, ENG, GB Full Time

Job Description

Accounts Payable Specialist

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Media Agency | London Bridge | Hybrid (3 days in the office, 2 days WFH) | 35k - 40k

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An exciting opportunity has arisen for an experienced Accounts Payable Specialist to join a leading media planning and buying agency in Central London. Working as part of a collaborative finance team, you'll take ownership of your own supplier portfolio and play a key role in ensuring the smooth running of the accounts payable function.

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This is a fantastic opportunity for someone with previous media agency finance experience who is confident using MediaOcean (DDS / MX / DS Media / DS Accounting) and enjoys working in a fast-paced, deadline-driven environment.

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Responsibilities

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  • Process supplier invoices accurately using the MediaOcean accounting system
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  • Reconcile supplier accounts against monthly statements
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  • Investigate and resolve supplier and invoice queries
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  • Prepare and process regular BACS payment runs
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  • Maintain and post bank transactions
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  • Complete weekly bank reconciliations across multiple currencies
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  • Maintain and update the nominal ledger
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  • Create and maintain supplier records
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  • Manage the shared Accounts Payable inbox
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  • Build strong working relationships with client teams and shared financial services
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  • Process employee expenses and overhead payments
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  • Assist with training and supporting new and existing team members
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  • Support the wider finance team with ad hoc financial administration
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About You

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  • Previous Accounts Payable experience, ideally within a media planning and buying agency
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  • Hands-on experience using the MediaOcean suite, including DDS, MX, DS Media and DS Accounting (essential)
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  • Strong numerical and reconciliation skills
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  • Excellent organisational skills and attention to detail
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  • Proactive approach with the ability to work independently and use initiative
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  • Strong communication and stakeholder management skills
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Due to the large number of applicants we receive from web-based job advertisements, it is the policy of RedHat only to contact candidates that have the relevant skillset for our current portfolio of clients.

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If you do not receive a reply you have not been successful this time but please do not hesitate to contact us again in the future.