Senior Software Engineer – HR Systems IntegrationWarsaw | Hybrid (3 days onsite) | PLN 30–35k gross/month + 5–15% bonusJoin a global team building and maintaining integrations between HR and enterprise systems.Key responsibilitiesDevelop and maintain REST API & SOAP integrationsBuild backend integration servicesWork with AWS, Terraform, CI/CD, and monitoring toolsCollaborate with HR, IT, and business stakeholdersEnsure secure, scalable, and reliable solutionsRequirements5+ years in Software Engineering or Systems IntegrationStrong backend experience (Java, .NET/C#, Python, Node.js, or Go)Hands-on experience with REST APIs, SOAP, and enterprise integrationsKnowledge of AWS, Terraform, CI/CD, and SQLFamiliarity with OAuth2, OIDC, SAML, AD, or LDAPWhat’s on offerPLN 30–35k gross/month (employment contract)5–15% annual bonusHybrid work model (3 office / 2 remote)Training budget, private healthcare, pension planInternational environment and global projects

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