Manual Functional Test Engineer Job Tezza Business Solutions, Nairobi, Kenya

Job Title: Manual Functional Test Engineer
Date Posted: 13/08/2026
Job Type: Contract
Job Level: Middle
Employer: Tezza Business Solutions
Industry: IT
Salary: Open
Location: Nairobi
Country: Kenya
Deadline: 20/08/2026
Summary: Manual Functional Test Engineer at Tezza Business Solutions. Focuses on manual functional testing and defect tracking for mobile and web applications. Requires an IT degree and 5 years of software testing experience.

Role Purpose 

Executes the functional and non-security non-functional test suite across every module of the UBA Mobile Banking App, from Onboarding and Accounts through Cards, Transfers, and the LEO AI conversational assistant. 

Key Responsibilities 

  • Execute Functional, Integration, and End-to-End Journey test cases across all 10 application modules. 
  • Execute non-security non-functional test categories: reliability, usability & accessibility, compatibility, localization, and data integrity. 
  • Execute Concurrency & Sequencing, Upgrade & Migration, and Chaos & Failure Injection test cases. 
  • Execute LEO AI Chatbot conversational-AI test cases, including phrasing-variant and guardrail checks. 
  • Log defects with accurate severity and root-cause classification; retest fixes promptly. 
  • Participate in daily stand-up and defect triage. 

Required Qualifications & Experience 

  • Mobile banking or fintech testing experience. 
  • 5 years of working experience in a quality assurance position within a business in a fast-paced and constantly evolving market.
  • Comfortable executing against a continuously-changing build under a concurrent testing model. 
  • At least one team member must be able to design and execute fault-injection and multi-device concurrency test setups. 

Required Skills & Tools 

Manual test execution, defect-tracking tooling (e.g. Jira), mobile device testing across iOS and Android, banking domain knowledge. 

How to Apply

Click here to apply

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