Lead Java API Platform Engineer

Mastercard

Cisie

On-site

PLN 180,000 - 260,000

Full time

40 hours ago

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Job summary

Mastercard Open Finance Europe is seeking a Lead Software Engineer (Java) to design and develop scalable API connectivity for financial institutions across Europe. You will help build next-generation digital products and services for Mastercard Developers, collaborating with global teams to deliver high-quality web services and secure APIs.

You will drive architectural decisions, mentor engineers, participate in code reviews, and contribute to open source projects while ensuring automation and

Qualifications

Strong Java/Kotlin backend experience with scalable systems.
Expert in SpringBoot and API design and implementation.
Cloud-native architecture experience and cloud platform knowledge.
Hands-on contributor with design reviews, mentoring, and engineering excellence.
Experience delivering high-volume web services and APIs for global customers.

Responsibilities

Design and develop API Platform features for global customers.
Lead ideation, scoping, delivery, testing and iteration of API features.
Contribute to Mastercard Open Source projects related to API clients and security.
Ensure automation across build, deploy, configure, validate and monitor.
Collaborate with global technology, data and operations teams to execute.
Act as SME for API Platform and services to support customer integrations.

Skills

Java

Kotlin

SpringBoot

Backend design

API development

Cloud-native

Agile

Tools

PCF (Pivotal)

Job description

You will drive architectural decisions, mentor engineers, participate in code reviews, and contribute to open source projects while ensuring automation and

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