Real job — pulled straight from CI&T’s careers page · Verified July 15, 2026 · No reposts.
Job description
CI&T is hiring a Senior Tester — a full-time, based in São Paulo, SP role. Apply directly on CI&T's careers page below.
[Job-30012] Senior Tester, São Paulo (Hybrid)
Team: Prod_Lovelace
Location: São Paulo, SP
Commitment: Full Time
Workplace Type: hybrid
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.
What you'll be working with
- API automation testing
- Contract Testing (PACT)
- REST Assured
- Cucumber
- JUnit
- Mockito
- WireMock
- PIT (Mutation Testing)
- JMeter (Performance Testing)
You'll be responsible for
- Designing and maintaining automated test suites
- Validating REST APIs and service integrations
- Implementing and maintaining contract tests using PACT
- Developing BDD test scenarios with Cucumber
- Supporting mutation testing initiatives using PIT
- Executing performance tests with JMeter
- Working closely with developers to improve software quality throughout the SDLC
- Participating in Agile ceremonies and collaborating with cross-functional teams
Nice to have
- Experience with Operational Acceptance Testing (OAT)
- Basic security testing knowledge (DAST and advanced security testing are handled by dedicated security teams)
- Experience with CI/CD pipelines
We're looking for someone who has
- Strong experience in test automation
- Solid understanding of REST APIs
- Experience working in Agile environments
- Good communication skills
- Advanced English.
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Frequently asked questions
What skills are required for Senior Tester at CI&T?
The required skills for Senior Tester at CI&T include: API, JUnit, JMeter, Agile, CI/CD.
What is the seniority level for Senior Tester at CI&T?
Senior Tester at CI&T is a Senior level position.
How do I apply for Senior Tester at CI&T?
You can view the full description and apply for Senior Tester at CI&T on EchoJobs: https://echojobs.io/job/ci-t-job-30012-senior-tester-s-o-paulo-hybrid-i4okf.