Sana Nawaz

ISTQB-certified QA Engineer with 12+ years of experience testing web, mobile and API-based systems within Agile environments. Strong background in functional, integration and API testing, combined with hands-on experience using Selenium, Postman, JMeter, SQL and GitHub. Currently expanding automation and development skills through JavaScript, HTML, CSS and modern testing frameworks.

Passionate about building maintainable automated test solutions, improving CI/CD quality gates and contributing across the software development lifecycle. Seeking opportunities in Test Automation Engineering where strong QA expertise can be combined with growing software development and automation capabilities.

Senior Software Testing Engineer at Booking.com (2020-02 – 2025-10)

• Defined and implemented effective test strategies and release validation processes for customer-facing web and backend API services.
• Designed and executed functional, integration, exploratory and non-functional test scenarios across distributed systems and APIs.
• Collaborated closely with software engineers, product teams and stakeholders to ensure quality was embedded throughout the software development lifecycle.
• Supported CI/CD delivery processes by integrating functional and performance testing activities into deployment pipelines.
• Performed backend API validation using Postman and data verification techniques to ensure system reliability and data integrity.
• Evaluated the impact of large-scale concurrent A/B experiments to ensure consistent customer experience and system stability.
• Identified production risks early and provided clear quality assessments to support release decisions.
• Contributed to continuous improvement initiatives across testing processes, tooling and quality practices.
• Mentored junior testers and supported developers with testability, defect analysis and quality-focused reviews.

Unit & Integration Test Engineer at Department for Work and Pensions (2017-07 – 2020-01)

• Delivered integration and performance testing across multiple concurrent digital transformation projects within Agile delivery teams.
• Developed test plans, test scenarios and execution strategies aligned to business and technical requirements.
• Worked closely with developers to validate functionality, investigate defects and improve software quality throughout the development lifecycle.
• Performed API testing and validation using Postman and JMeter.
• Participated in Agile ceremonies including daily stand-ups, sprint planning and collaborative testing activities.
• Managed defects through full lifecycle including prioritisation, re-testing and closure.
• Produced detailed test execution and defect reporting to support delivery decisions and stakeholder visibility.
• Created high-level technical documentation explaining API integrations and system behaviours for both technical and non-technical stakeholders.
• Collaborated with Product Owners, Scrum Leads, developers and fellow QA engineers to support successful project delivery.

UAT / Live Confidence Testing Lead at Barclays (2015-02 – 2017-06)

• Led User Acceptance Testing (UAT) and Live Confidence Testing activities across multiple banking projects within Agile environments.
• Analysed business and technical requirements to design comprehensive test scenarios and release validation activities.
• Executed end-to-end, regression and exploratory testing for customer-facing applications.
• Managed defect lifecycle activities including defect triage, prioritisation, investigation and resolution support.
• Conducted accessibility assessments using recognised accessibility tools and standards to ensure compliance and usability.
• Produced test strategies, test plans, scope documents and closure reports for major releases.
• Delivered daily quality and progress reporting to project stakeholders and leadership teams.
• Worked closely with project managers, business analysts, developers, designers and offshore testing teams to coordinate successful releases.
• Conducted release impact assessments covering scope, resource planning, timelines and delivery risks.

Software Test Engineer at Babcock International (2014-03 – 2015-01)

• Performed functional and non-functional testing activities for a web-based baggage handling system within an Agile delivery environment.
• Executed testing across FAT, SAT and pre-production phases.
• Maintained and updated test cases in line with changing business requirements.
• Validated backend data and monitored system integrations using SQL Developer.
• Raised, tracked and re-tested defects while collaborating closely with development and business analysis teams.
• Created and maintained XML and CSV test data for integration and system validation activities.

Mobile Software Test Analyst at Barclays (2013-04 – 2014-01)

• Performed manual testing of mobile banking applications across iOS, Android and BlackBerry platforms.
• Executed end-to-end, regression and exploratory testing activities.
• Worked closely with defect managers and development teams to investigate and resolve issues.
• Analysed high-level design documentation and business requirements to support effective test coverage.
• Collaborated with local and international teams to support successful delivery of mobile banking releases.

BSc in Computing – London Metropolitan University (2012)