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Mid Software Systems Engineer with Java - Customer Identity and Access Solutions

Krakow, Małopolskie, Poland💼 Full-time🗓 2026-07-09 → 2026-07-31

Core

Building and maintaining backend services for Customer Identity and Access Management (CIAM), handling user authentication, authorization, and identity management at scale.

Role type

Mid-level backend software engineer (Java/Spring Boot)

Builds

Cloud-native authentication and authorization services for travel industry partners

Domain

Travel technology / Cloud-native Identity & Access Management

Deliverable

production ML models | product features

Required skills

Java 17/21, Spring Boot, Google Cloud Platform (GCP), microservices architecture, REST APIs, CI/CD pipelines, Linux/Unix, automated testing frameworks

Preferred skills

Identity and Access Management (SSO, SAML, OAuth), Kubernetes (GKE), Docker, AI-assisted development tools

Technologies

Java, Spring Boot, GCP, Docker, Kubernetes, GitHub Actions, JUnit, Mockito

Responsibilities

Design, implement, test, and deploy backend services; troubleshoot production issues; collaborate with product and SRE teams; maintain automated test suites

Seniority

Mid-level, hands-on IC

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