[Skip to main content](#main-content)

[ OpenNash ](https://opennash.com/) / [Jobs](https://jobs.opennash.com/) [ 01 Search jobs](https://jobs.opennash.com/search/)[ 02 Companies](https://jobs.opennash.com/explore/)[ 03 Hiring report](https://jobs.opennash.com/reports/hiring/)[ 04 AI assistants](https://jobs.opennash.com/connect/)[ 05 How it works](https://jobs.opennash.com/methodology/)

Mastercard · Warsaw, Poland

# Lead Software Engineer

Warsaw, Poland Manager or lead Software Engineering 

Listed on Mastercard’s official careers site. Posted October 22, 2026. Check that it is still open and apply there.
[Apply on Mastercard’s careers site →](https://mastercard.wd1.myworkdayjobs.com/CorporateCareers/job/Warsaw-Poland/Lead-Software-Engineer_R-294065)

[OpenNash Jobs](https://jobs.opennash.com/) / [Mastercard](https://jobs.opennash.com/companies/mastercard/) / Lead Software Engineer

## 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 Engineer We are looking for a Lead Software Engineer - Dev & Test (Java) to join the Developer Experience team, responsible for the Mastercard Developers portal and related tools used by developers globally. This is a hands-on technical leadership role for an experienced engineer who combines strong software engineering and test automation expertise with the ability to drive quality strategy across teams.

You will lead quality initiatives, influence engineering practices, and help teams deliver reliable, scalable, and production-ready software. You will work closely with software engineers, product managers, and other engineering teams to embed quality throughout the software development lifecycle while contributing directly to design, implementation, and automation. HOW WILL YOU WORK You will serve as the quality and test automation lead within one or more feature teams, partnering with engineers throughout the software development lifecycle.

For each initiative, you will:
- Drive quality strategy and test approach from design through production
- Identify quality risks, dependencies, and release concerns early in the development process
- Collaborate with engineers to improve testability, observability, and automation coverage
- Lead root cause analysis of complex issues and drive long-term improvements
- Design scalable automation solutions that support sustainable delivery
- Mentor engineers and promote quality engineering best practices across teams While remaining hands-on, you will also influence broader engineering standards and continuously improve how quality is delivered across the organization.

WHAT WILL YOU DO Lead quality engineering efforts for major initiatives and business-critical features
- Define and drive test automation strategy across multiple applications and services
- Design, develop, and maintain automated test frameworks in Java
- Establish quality standards, test practices, and release readiness criteria
- Partner with engineering teams to improve development workflows, shift-left testing, and automation adoption
- Drive improvements in CI/CD pipelines, deployment confidence, and release quality
- Analyze production issues and lead quality improvement initiatives
- Mentor and coach engineers in testing, automation, and quality engineering practices
- Influence technical decisions and contribute to architecture discussions with a focus on reliability, scalability, and quality WHAT YOU BRING Significant experience in software engineering, test automation, or software development in test Strong Java development skills with experience building automation frameworks and engineering solutions Experience testing APIs, UI applications, distributed systems, and cloud-native services Deep understanding of software quality practices, test strategy, and risk-based testing Experience leading quality initiatives across multiple teams or complex projects
- Strong knowledge of CI/CD pipelines, DevOps practices, and modern software delivery
- Ability to influence technical direction and drive improvements without direct authority
- Strong communication and collaboration skills with engineers, product managers, and stakeholders

### NICE TO HAVE

Experience with cloud platforms and microservices architectures Experience defining engineering standards and automation strategies at scale Experience mentoring engineers and leading technical communities of practice Familiarity with developer platforms, API ecosystems, or developer experience tooling Experience with performance, reliability, and observability testing Corporate Security Responsibility All activities involving access to

Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must: 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.

## At a glance
- Posted by the employer: Oct 22, 2026
- First seen by OpenNash: Oct 25, 2026
- Last checked: Nov 1, 2026
- Listed for: 10 days
- Location: Warsaw, Poland[Apply on Mastercard’s careers site →](https://mastercard.wd1.myworkdayjobs.com/CorporateCareers/job/Warsaw-Poland/Lead-Software-Engineer_R-294065)

## Hiring at Mastercard
- Open jobs: 1,014
- New in the last 7 days: After two weekly collections
- Tracked since: Jul 10, 2026

[All Mastercard jobs](https://jobs.opennash.com/companies/mastercard/) · [Weekly hiring report](/reports/hiring/)

## More jobs at Mastercard

### [Software Engineer II](https://jobs.opennash.com/companies/mastercard/jobs/f3a2d248fee2b2753c21/)

Warsaw, Poland

### [Associate Consultant Intern, 2027 – Warsaw, Poland](https://jobs.opennash.com/companies/mastercard/jobs/c11889251b273d34b3e1/)

Warsaw, Poland

### [Associate Consultant, Launch Program 2027 – Warsaw, Poland](https://jobs.opennash.com/companies/mastercard/jobs/ceab169f652b8efb0ad3/)

Warsaw, Poland

### [Customer Engagement & Relationship Specialist](https://jobs.opennash.com/companies/mastercard/jobs/5ec444d693592281146c/)

Warsaw, Poland

### [Global Markets Intern, 2027 - Warsaw, Poland](https://jobs.opennash.com/companies/mastercard/jobs/10a7b23f6ea3daf0b77b/)

Warsaw, Poland

## Similar jobs at other companies

### [Lead Software Engineer - Lead Software Engineer - Java, AWS, Kafka](https://jobs.opennash.com/companies/jpmorganchase/jobs/6d1e4f1adf4aabfeab84/)

JPMorganChase · Hyderabad, Telangana, India

### [Senior Software Engineer and Principal Software Engineer - Microsoft Security - Multiple roles](https://jobs.opennash.com/companies/microsoft/jobs/3368a060406cf138e954/)

Microsoft · Israel, Tel Aviv, Herzliya

### [Full Stack Software Engineer II and Senior Software Engineer- Microsoft Security - Multiple roles](https://jobs.opennash.com/companies/microsoft/jobs/ce8bde6800315a9405e1/)

Microsoft · Israel, Multiple Locations

### [Lead Software Engineer, Software Defined Storage](https://jobs.opennash.com/companies/sandisk/jobs/82c3291c960f66baa772/)

Sandisk 

### [Staff Software Test Engineer/Software Test Lead](https://jobs.opennash.com/companies/thermo-fisher-scientific/jobs/457bdc55eab7538b5b89/)

Thermo Fisher Scientific · Singapore

OpenNash lists jobs from employers’ own careers sites and does not handle applications.
Dates come from the employer where stated; “first seen” and “last checked” are our own observations.

[ OpenNash ](https://opennash.com/)

AI-native services firm that builds custom software and 24/7 AI agents.

OpenNash Jobs is an OpenNash Applied AI project.
[Book time with OpenNash](https://calendly.com/opennash/new-meeting?hide_gdpr_banner=1)

Jobs
- [Search jobs](https://jobs.opennash.com/search/)
- [Companies](https://jobs.opennash.com/explore/)
- [Hiring report](https://jobs.opennash.com/reports/hiring/)
- [AI assistants](https://jobs.opennash.com/connect/)
- [How it works](https://jobs.opennash.com/methodology/)

OpenNash
- [opennash.com](https://opennash.com/)
- [Services](https://opennash.com/ai-agent-consulting/)
- [OpenNash CX](https://opennash.com/cx/)
- [AI Tools](https://opennash.com/ai-tools/)
- [Blog](https://opennash.com/blog/)
- [About](https://opennash.com/about/)

Contact
- [hello@opennash.com](mailto:hello@opennash.com)

- [LinkedIn](https://www.linkedin.com/company/opennash)

- [Support](https://jobs.opennash.com/support/)

- [Privacy](https://jobs.opennash.com/privacy/)

- [Terms](https://jobs.opennash.com/terms/)

© 2026 OpenNash, Inc. Company names and public job postings belong to their respective owners. Employers control source availability and application decisions.