Senior QA Engineer (Integration Testing)

Alongside partners with organizations to drive digital transformation and build high-performing tech teams .
We are looking for a Senior Integration Quality Analyst to join a project with one of our clients operating in the financial markets industry .
The ideal candidate will have strong experience in back-end and integration testing , combined with a solid understanding of quality assurance processes and release management.
This role requires a hands-on, autonomous professional who can take ownership of QA activities, assess quality risks, and ensure that software releases meet the required quality standards.
Responsibilities

- Take ownership of the end-to-end QA lifecycle , from requirements analysis and test planning to execution and post-production validation;

- Define and manage QA scope, test coverage, quality gates, and entry/exit criteria ;

- Design, execute, and maintain test cases for back-end applications, APIs, middleware, and system integrations ;

- Perform integration, regression, and automated testing , ensuring system reliability and stability;

- Identify, investigate, and track defects, performing root cause analysis when necessary;

- Assess release readiness , identify potential risks, and provide clear Go/No-Go recommendations ;

- Collaborate with development, business, and technical teams to ensure quality standards are met;

- Contribute to the continuous improvement of testing processes, automation, and quality assurance practices.
Requirements

- 5+ years of professional experience in Software Quality Assurance, ideally in complex back-end or integration environments;

- Strong experience in back-end, middleware, and integration testing ;

- Solid understanding of the end-to-end QA lifecycle , including test strategy, planning, execution, defect management, regression testing, and release validation;

- Hands-on experience testing APIs, system interfaces, data flows, and dependencies between applications ;

- Experience defining and monitoring test coverage, quality metrics, and release readiness criteria ;

- Experience with test automation and good knowledge of Python for scripting and automation;

- Good knowledge of Linux environments ;

- Experience with test management and bug tracking tools , such as Jira or equivalent;

- Strong analytical and problem-solving skills, including root cause analysis ;

- Ability to work independently, take ownership of QA activities, and coordinate with multiple stakeholders;

- Fluent English , both written and spoken.
Nice to have

- Experience testing applications within Banking, Capital Markets, Brokerage, or Trading environments , particularly cash and/or derivatives markets;

- Knowledge of trading platforms, order management systems, market data, clearing, or settlement processes ;

- Experience using AI tools to support or improve testing processes , including test case generation, automation, and test analysis;

- Familiarity with CI/CD processes and automated regression testing.
Benefits

- Hybrid working model (4x Porto Office);

- Opportunity to work on challenging projects within the financial markets industry ;

- Collaboration with experienced technical teams in an international environment;

- Exposure to complex systems and integration environments;

- Professional growth and continuous learning opportunities.