Functional Manual Tester (Performance & Load Testing)

About the role

The Functional Manual Tester will focus on non‑functional testing, specifically performance, load, stress and endurance testing of enterprise applications. You will work closely with development and infrastructure teams to ensure systems meet reliability and scalability targets.

Key responsibilities

• Design, develop and execute performance, load, stress and endurance test scripts and scenarios.
• Analyze system bottlenecks, generate performance reports and provide optimization recommendations.
• Collaborate with developers, infrastructure engineers and release managers to resolve performance issues.
• Monitor application response times and system stability throughout the testing lifecycle.
• Support release readiness activities and maintain comprehensive testing documentation.

Required profile

• 4–15+ years of relevant experience in enterprise‑scale IT or digital environments.
• Bachelor’s degree in Computer Science, Engineering, Information Systems, Business or a related field; postgraduate degree or certifications are a plus.
• Completed NYSC (National Youth Service Corps) if applicable.
• Strong understanding of SDLC, Agile (Scrum/Kanban) and cross‑functional collaboration.
• Excellent written and verbal communication skills.

Required skills

What we offer

• Opportunity to work on high‑impact projects within a multidisciplinary team.
• Exposure to cutting‑edge performance testing methodologies.