[Job-32209] Senior Manual Tester

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QA & TestingManual Tester

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Requirements Summary

Participate in Agile ceremonies to estimate, plan, and document comprehensive test strategies, scenarios, and QA standards across the team. Execution & Automation: Perform manual function

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QA & TestingManual Tester

At CI&T, we help large enterprises transform the potential of AI into real business impact with AI Deployment, AI-native execution, and tech-integrated business solutions.

With 30 years of experience in technological transformation, we accelerate innovation with expertise in Agentic SDLC, Application modernization, Data & AI, Martech and Business strategy.

We are 8,000 CI&Ters across more than 25 countries, collaborating to build solutions with real impact. AI is already part of how we work, evolve, and innovate every day.

In this role, you will own the end-to-end Quality Assurance lifecycle across mobile, web, analytics, and hardware firmware environments. You will actively participate in Agile ceremonies, collaborating closely with developers, cross-functional teams, and Release Management to document test strategies, estimate QA scope, manage test environments, and ensure seamless Production releases. Your daily focus will combine manual functional, exploratory, cross-system integration, and accessibility testing with regular execution and analysis of automated test suites. From evaluating product requirements and tracking defects to analyzing Major Incidents for continuous test automation, you will effectively communicate test plans, metrics, and results to stakeholders while contributing to overall QA standards, release sign-offs, and handovers to Reliability and NOC teams.

Strategy & Agile Engagement: Participate in Agile ceremonies to estimate, plan, and document comprehensive test strategies, scenarios, and QA standards across the team.

Execution & Automation: Perform manual functional, exploratory, cross-system integration, and accessibility testing across web, mobile, analytics, and hardware firmware, while regularly executing and analyzing automated test suites.

Collaboration & Defect Management: Partner directly with developers and Release Management to manage test environments, troubleshoot defects with clear details, validate fixes, and deliver Production sign-offs.

Continuous Improvement & Incident Analysis: Analyze Major Incidents and Emergency Changes to expand test automation, communicate QA metrics to team members, and prepare automated suites for handover to Reliability and NOC teams for operational validation.

Bachelor’s degree in computer science or equivalent experience.

5+ years of experience creating test strategies, plans and test execution for web and mobile applications.

Experience with QA for eCommerce, Point of Sale, and Software as a Service (SaaS) applications

Experience with QA for Mobile websites and Native Mobile applications (iOS, Android, Windows)

Experience testing of backend applications and APIs developed in Java/C# with SQL, NoSQL, ActiveMQ and caching technologies such as Hazelcast

Experience testing for apps with Web UI on multiple browsers (IE, Firefox, Safari, Chrome) and operating systems (Linux, Windows, iOS)

Good understanding of network topologies and technologies

Understanding of data management practices including good experience with SQL

Scripting & Automation: Hands-on experience with scripting languages (e.g., Python, Shell scripting) for automation and task execution.

Performance & Observability: Practical knowledge of web application performance and load testing, as well as experience using Splunk analytics to validate technical fixes and configuration updates.

Domain & Specialized Testing: Familiarity with payment gateways, payment terminals, and hands-on experience in accessibility testing.

Modern Infrastructure & Tooling: Exposure to Kubernetes, container-based application deployments, high-availability architectures in high-traffic environments, and defect tracking tools (JIRA).

Professional Mindset: Strong ability to work independently with high attention to detail, proactive follow-up, and effective multitasking in a fast-paced Agile environment.

Our benefits:

-Health and dental insurance

-Meal and food allowance

-Childcare assistance

-Extended paternity leave

-Partnership with gyms and health and wellness professionals via Wellhub (Gympass) TotalPass;

-Profit Sharing and Results Participation (PLR);

-Life insurance

-Continuous learning platform (CI&T University);

-Discount club

-Free online platform dedicated to physical, mental, and overall well-being

-Pregnancy and responsible parenting course

-Partnerships with online learning platforms

-Language learning platform

And many more!

More details about our benefits here: https://ciandt.com/br/pt-br/carreiras

At CI&T, inclusion starts at the first contact. If you are a person with a disability, it is important to present your assessment during the selection process. See which data needs to be included in the report by clicking here.This way, we can ensure the support and accommodations that you deserve. If you do not yet have the assessment, don't worry: we can support you in obtaining it.

We have a dedicated Health and Well-being team, inclusion specialists, and affinity groups who will be with you at every stage. Count on us to make this journey side by side.