Cash Assistant - Treasury

As part of your role, your key responsibilities will include, but are not limited to:

• Play a key role in ensuring customer payments are accurately allocated, helping maintain strong cash flow and supporting business performance.

• Work with internal teams (Credit Control, Accounts Receivable) to resolve unallocated cash, short payments, deductions, and mismatched remittances.

• Investigate and resolve reconciliation differences, working across Finance teams to improve accuracy and efficiency.

• Maintain accurate payment records and controls, ensuring compliance with internal policies and audit requirements.

• Collaborate with the wider Finance team to maintain accurate aged debt and reduce unapplied cash.

• Flag unusual transactions, or trends impacting cash flow or allocation efficiency.

• Support customer onboarding activities, providing guidance on payment processes and completing required documentation.

• Take ownership of aged and complex transaction investigations, identifying root causes and implementing effective resolutions.

• Manage and resolve customer and internal queries, ensuring timely responses and a high standard of service.

• Identify opportunities to improve cash allocation processes and reduce manual intervention.

• Support system enhancements and automation initiatives.

• Produce insights on payment trends and allocation performance.

• Build relationships internal stakeholders to resolve complex payment issues.

• Contribute to continuous improvement projects within Treasury.

• Must have Right to Work in the UK

• A minimum of 4 GCSE’s or equivalent – and qualifications required specifically in Maths and English

• Be IT literate – if you have good experience with Microsoft Office (Word, Excel, Outlook) that would be useful

• Experience working in an office or finance environment. We are especially interested in candidates who have developed skills or gained experience within a Treasury or Accounts Receivable function.

• Demonstrable administration skills

• A highly-organised individual – You will possess exceptional organisational and prioritisation skills with meticulous attention to detail

OCS UK & Ireland is a leading facilities management company with 50,000+ colleagues and a turnover in excess of £2bn. We deliver innovative, award-winning services within facilities management, hard services, cleaning, security and catering.

Our mission is to make people and places the best they can be for our colleagues, customers and the communities we serve.

Our commitment to doing business the right way is rooted in our TRUE values Trust, Respect, Unity, and Empowerment.

• Award-Winning
  
  Employer:
  
  Ranked 36th on Glassdoor’s Best Companies to Work For 2025 — we value and motivate our people.
• Digital Learning:
  The OCS Academy offers digital courses and resources to help you build skills and grow your career.
• Retail Perks:
  With our Hapi app, you can gain access to exclusive discounts, rewards and wellbeing resources.
• Professional Growth: 600+ live learners across UK&I — Empowering colleagues with further development and qualifications!
• Flexible Pay:
  Access a portion of earned wages before payday with our Wagestream App! (Contract Specific)

We are an equal opportunities employer and rely on a diverse workforce with a broad range of knowledge, skills, and backgrounds to deliver our goals. We offer an inclusive and welcoming environment and actively encourage applications from all individuals regardless of race, gender, nationality, religion, sexual orientation, disability, or age.