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Transform payment processing — engineer resilient, cloud-ready microservices that power the next generation of financial services!
Krakow-based opportunity with a hybrid work model, including up to 3 remote days per week.
As an Expert Java Microservices Engineer – Payments, you will be working for our client, a financial services organization focused on modernizing payment processing capabilities. You will help deliver a lean, reusable payment processing engine that supports future-state architecture, cloud adoption, high availability, and resilient next-generation payment services.
Your main responsibilities:
Deliver engineering expertise for future-state payment processing architecture.
Design, code, test, debug, and document highly available and resilient software services.
Create high-quality code artefacts, robust test scripts, and solutions that meet quality gates.
Support the modernization of existing payment systems through cloud-based technology adoption.
Define software delivery standards and lead by example within the engineering team.
Analyse and resolve technical and business issues, including architectural and development blockers.
Partner with DevOps teams to enable automated infrastructure delivery, DevSecOps value streams, and CI/CD pipelines.
Review systems and provide architecture guidance to ensure operational integrity and alignment with global standards.
You're ideal for this role if you have:
At least 8 years of applied experience as an API Engineer.
More than 8 years of programming experience in Java.
More than 5 years of experience developing back-end microservices applications.
Strong expertise in API design and the creation of architectural artefacts, including gap analyses, low-level designs, and data models.
Expertise in distributed systems design, microservices, and Spring Boot.
Experience with Kafka, Docker, Kubernetes, and service mesh technologies.
Expertise in JVM tuning and diagnostics for performance optimization.
A Bachelor’s degree in Computer Science, Engineering, or a related field.
It is a strong plus if you have:
Strong SQL coding abilities.
Experience working in a financial institution, particularly in payments.
Experience with Go and Rust programming languages.
Experience with Splunk, Grafana, Prometheus, Jaeger, Kiali, OpenTelemetry, cloud networking, IAM, Linux, storage, load balancing, or Kubernetes CNI.
Language Required for the role: Fluent English, both written and verbal.
Eligibility for the role: Only candidates with an existing legal right to work in Europe will be considered for this role.
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Interested? Apply now and include your CV (preferably in English) along with a statement confirming your consent to the processing and storage of your personal data.