Lead Quality & Integration Engineer

Mastercard Inc.; Howth; On-site; EUR 120,000 - 160,000; Full time

Job summary

Mastercard Inc. leads a Lead, Software Integration Engineer to guide a high-performing quality engineering team in a microservices-driven environment. You mentor engineers, drive testing strategy, automation, CI/CD, and release management to deliver secure, scalable payments solutions.

You will collaborate with product managers, designers, and engineers to ensure user-friendly experiences, monitor quality KPIs, and promote TDD/BDD and quality gates across the organization.

Qualifications

• 10+ years in software quality engineering or software development.
• Experience mentoring test engineers and leading teams.
• Strong Agile, microservices, and modern testing methodologies."
• Hands-on with Karate, Selenium, Playwright, Rest Assured.
• CI/CD, DevOps: Jenkins, Git, Docker, Kubernetes.
• Experience with contract testing, API testing, and end-to-end service validation.
• Strong analytical, problem-solving, and communication skills.
• Degree in Computer Science, Engineering, or a related technical field.
• Curiosity to explore emerging QE tools and trends.

Responsibilities

• Lead end-to-end test automation strategy, including tracking and validation of non-functional requirements (NFRs) such as performance, scalability, reliability, security, and availability while implementing robust and scalable test automation suite.
• Foster a collaborative, inclusive, and high-performing team culture.
• Drive in-sprint testing, shift-left quality, and test automation across XBS platform.
• Plan, coordinate, and manage CI/CD pipelines and release management processes for smooth deployments.
• Design and implement robust testing frameworks using Karate, Selenium, Playwright, Rest Assured, and AI-based testing tools.
• Implement and monitor quality KPIs (test coverage, defect leakage, MTTR, release readiness).
• Ensure performance and resilience through JMeter and chaos testing.
• Collaborate with Product Managers, Designers, and Engineers to ensure intuitive, high-value user experiences.
• Promote test-driven development (TDD), behavior-driven development (BDD), and quality gates using SonarQube.
• Stay current with trends in QE and adopt new tools and practices.

Skills

Team leadership

Agile development

Test automation

Mentoring

Communication

Education

Degree in Computer Science/Engineering

10+ years experience in software quality or development

Tools

Karate

Selenium

Playwright

Rest Assured

JMeter

Chaos testing tools

SonarQube

Jenkins

Git

Docker

Kubernetes

Job description

Mastercard Inc. leads a Lead, Software Integration Engineer to guide a high-performing quality engineering team in a microservices-driven environment. You mentor engineers, drive testing strategy, automation, CI/CD, and release management to deliver secure, scalable payments solutions.

You will collaborate with product managers, designers, and engineers to ensure user-friendly experiences, monitor quality KPIs, and promote TDD/BDD and quality gates across the organization.