Senior Java Developer

Seville, AN, es🌐 Remote💼 Full-time🗓 2026-09-18 → 2026-09-25

Core

Develop and maintain customized tax administration software solutions for a large European public sector client, handling full lifecycle tax declaration processing and calculations.

Role type

Senior Java Backend Engineer (Tax Domain)

Builds

Microservices-based tax administration system integrated with external systems

Domain

Public Sector / Tax Administration

Deliverable

production ML models | product features

Required skills

Java, Spring Framework, Quarkus, Microservices, PostgreSQL, REST/SOAP, Kafka, Unit Testing, CI/CD

Preferred skills

Angular, Docker, Kubernetes, German/Swiss German

Technologies

Spring, Quarkus, Angular, PostgreSQL, RESTEasy, Hibernate, Kafka, Maven, Flyway, Docker, Kubernetes, GitLab, Jira, ArgoCD, Grafana

Responsibilities

Implement software components per design specs, perform system integration and testing, troubleshoot issues, conduct unit testing, estimate project efforts, provide technical input on roadmaps, participate in incident triage, optimize CI/CD processes

Seniority

Senior, hands-on IC

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About Miratech

Miratech helps visionaries change the world. We are a global IT services and consulting company that brings together enterprise and start-up innovation. Today, we support digital transformation for some of the world's largest enterprises. By partnering with both large and small players, we stay at the leading edge of technology, remain nimble even as a global leader, and create technology that helps our clients further enhance their business. We are a values-driven organization and our culture of Relentless Performance has enabled over 99% of Miratech's engagements to succeed by meeting or exc