Bookkeeper / Accounts Assistant Kenya-Based Supporting International Retail Operations
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Job summary
Our client operates within the managed services / technology services sector, delivering ongoing IT and operational support solutions to business clients
Min Qualification:
Diploma
Experience Level:
Mid level
Experience Length:
3 years
Job descriptions & requirements
Employer: Optimise Outsourcing Ltd
Work Location: Nairobi (Office-based)
Working Hours: Monday–Friday
Type: Full-Time
1. Introduction to the Role
Optimise Outsourcing is recruiting an experienced and detail-driven Bookkeeper / Accounts Assistant to support a growing international Managed Services Provider (MSP) delivering technology and IT services to business clients. This is a key role within the finance function, with primary responsibility for ensuring that client invoices are accurate, complete, and issued on time. The business operates as a small, collaborative team. This means the role offers genuine visibility into how the organisation operates and the opportunity to make a meaningful impact over time.
2. Role Overview
This role carries direct responsibility for:
Preparing and issuing monthly client invoices
Ensuring billing aligns with agreed services, usage, and pricing
Investigating and resolving invoicing discrepancies
Supporting day-to-day bookkeeping tasks
You will work with information drawn from multiple systems and sources, requiring a structured, methodical approach to ensure accuracy. You will also work to monthly billing deadlines where accuracy and timeliness directly impact client experience and cash flow.
3. About the Client
Our client operates within the managed services / technology services sector, delivering ongoing IT and operational support solutions to business clients. Key characteristics of the environment:
Service-based, recurring monthly billing
Usage and service data feeding into invoices
Multiple operational systems supporting service delivery
A structured but agile team environment
Emphasis on accountability and careful, methodical work
The business uses QuickBooks for accounting, alongside service management and documentation systems that support operational data and billing accuracy. Familiarity with MSPs or similar service-based environments is helpful, but not essential. A learning curve is expected, and structured support will be provided to understand how the systems connect and how the business operates. For GDPR and confidentiality reasons, the client’s identity will be disclosed at the interview stage.
4. About Optimise Outsourcing
Optimise Outsourcing is a UK-registered Employer of Record (EOR) and recruitment partner with a strong operational base in Nairobi. We connect high-performing Kenyan professionals with established international businesses and provide:
Full HR and operational support
Structured onboarding and training
Performance coaching and development
A professional, office-based working environment
Joining Optimise means joining a company committed to long-term career growth and operational excellence.
5. Key Responsibilities
Client Invoicing & Revenue Accuracy
Prepare and issue accurate monthly client invoices.
Validate service data and pricing before invoices are released.
Take ownership of invoice accuracy.
Investigate and resolve discrepancies independently.
Respond professionally to billing-related queries.
Bookkeeping & Finance Support
Process purchase invoices.
Perform reconciliations (bank and account level).
Maintain accurate ledgers and financial records.
Assist with basic reporting and month-end activities.
Systems & Process Understanding
Work across accounting and operational systems in a structured way.
Understand how service delivery data feeds into financial billing.
Contribute ideas to improve finance and operational processes over time.
6. Essentials
Minimum 3 years’ experience in a bookkeeping, accounts assistant, or similar financerole.
Direct responsibility for preparing and issuing client invoices.
Hands-on experience using at least one accounting system (QuickBooks, Xero, Sage, or similar).
Strong attention to detail and careful, structured approach to work.
Confidence working with numbers and financial data.
Clear, professional written and verbal English communication skills.
Comfortable working collaboratively with remote colleagues.
Proactive mindset and willingness to take ownership of work.
7. Desirable (Not Essential)
Experience working in a service-based, subscription, or recurring billing environment.
Experience within technology, managed services, telecoms, or professional services.
Experience working with integrated systems where operational data feeds into finance.
Intermediate Excel capability for data validation and reconciliations.
8. Working Environment & Equipment
Office-based role in Nairobi.
All equipment provided, including:
o Computer and monitors
o Headset and telephony systems
o Secure access to required systems
Candidates are not required to provide their own equipment.
9. Application Process (Please Read Carefully)
To be considered for this role, applicants must complete ALL the following:
Step 1 — Complete the mandatory assessment
Step 2 — Upload your CV and cover letter via the assessment portal
Step 3 — Submit your application for review
Application & Assessment Link:
https://app.testgorilla.com/s/0u8fuv5v
Applications without completed assessments will not be reviewed.
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