Lead, Software Integration Engineer

Mastercard Inc.; Greystones; On-site; EUR 110,000 - 150,000; Full time

Benefits offered by this job

Flexible work arrangements

Leadership development opportunities

Access to cutting‑edge tools

Job summary

Mastercard is seeking a Lead, Quality Engineer to lead and scale a high‑performing QA team in a modern, microservices‑driven payments environment. You’ll drive testing strategies, automation, CI/CD, and release management, mentoring engineers and promoting ownership and continuous improvement.

You will collaborate with Product Managers, Designers, and Engineers to deliver scalable, user‑centric solutions, while advancing test‑driven development and quality gates across the platform.

Qualifications

• 10+ years of experience in software quality engineering or related field.
• Proven experience in team building and mentoring test engineers.
• Strong understanding of Agile development, microservices, and modern testing methodologies.
• Hands‑on experience with Karate, Selenium, Playwright, Rest Assured.
• Experience with CI/CD: Jenkins, Docker, Kubernetes.
• Exposure to performance testing with JMeter and chaos testing.
• Familiarity with contractual testing and API end‑to‑end validation.

Responsibilities

• Lead end‑to‑end test automation strategy across microservices architecture.
• Mentor engineers, manage performance, foster ownership and collaboration.
• Drive in‑sprint testing, shift‑left quality, and test automation across platforms.
• Plan, coordinate, and manage CI/CD pipelines and release management processes.
• Design and implement robust testing frameworks using Karate, Selenium, Playwright, Rest Assured.
• Monitor Quality KPIs such as test coverage, MTTR, and release readiness.
• Ensure performance and resilience via JMeter and chaos testing.
• Collaborate with Product Managers, Designers and Engineers to deliver high‑value UX.
• Promote TDD, BDD and quality gates using SonarQube.

Skills

Test automation

QA leadership

Agile

Java

JavaScript

Python

Jenkins

Docker

Kubernetes

Selenium

Education

Degree in Computer Science, Engineering, or related field

Tools

Karate

Selenium

Playwright

Rest Assured

JMeter

SonarQube

AI-based testing tools

Git

CI/CD tooling

Job description

Our Purpose

Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we’re helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential.

Title and Summary

Lead, Software Integration Engineer

About the Role

We are seeking a Lead, Quality Engineer to lead and scale a high-performing quality engineering team in a modern, agile, microservices-driven environment. This role blends deep technical expertise with people leadership, driving innovation in testing strategies, automation, CI/CD, and release management.

You will be responsible for mentoring engineers, managing performance, and fostering a culture of ownership, collaboration, and continuous improvement. You’ll also work closely with cross-functional teams to ensure high-quality, scalable, and user-centric solutions in the payments domain.

Key Responsibilities

Hands‑on role to 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 to ensure smooth, reliable deployments.

Design and implement robust testing frameworks using Karate, Selenium, Playwright, Rest Assured, and AI‑based testing tools.

Implement and monitor Quality KPIs (e.g., test coverage, defect leakage, MTTR, release readiness).

Ensure performance and resilience through JMeter, chaos testing, and contract 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 gating using tools like SonarQube.

Continuously evaluate and improve team processes, tools, and testing strategies.

Stay current with the latest trends in Quality Engineering and proactively recommend and adopt new tools, frameworks, and practices to enhance team capabilities.

What You Bring

10+ years of experience in software quality engineering, test automation, or software development.

Proven experience in team building, and mentoring test engineers and working collaboratively as part of development teams.

Strong understanding of Agile development, microservices architecture, and modern testing methodologies.

Hands‑on experience with:

Automation: Karate, Selenium, Playwright, Rest Assured

Performance & Resilience: JMeter, Chaos testing tools

Quality & Monitoring: SonarQube, Quality Gates, AI‑based testing platforms

Languages: Java (preferred), JavaScript, Python

CI/CD & DevOps: Jenkins, Git, Docker, Kubernetes

Release Management: Coordinating deployments, managing rollback strategies, and ensuring production readiness

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 and initiative to explore emerging QE tools and trends, and the ability to translate them into actionable improvements.

Why Join Us?

Lead a talented team working on impactful products in the payments technology space.

Be part of a culture that values innovation, ownership, and continuous learning.

Access to cutting‑edge tools, technologies, and leadership development opportunities.

Competitive compensation, benefits, and flexible work arrangements.

Mastercard is an equal opportunity employer that values diversity and inclusion. All qualified applicants will be considered without regard to gender, race, ethnicity, religion, sexual orientation, veteran status, disability, or any other protected status.

Corporate Security Responsibility

• Abide by Mastercard’s security policies and practices;
• Ensure the confidentiality and integrity of the information being accessed;
• Report any suspected information security violation or breach, and
• Complete all periodic mandatory security trainings in accordance with Mastercard’s guidelines.