Senior Backend Java Developer

Omnidata • Posted Jul 31, 2026

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Job Description

Omnidata is looking for a Senior Backend Java Developer to join a long-term strategic project in the aviation sector. The role involves designing and developing secure backend services using Java and Spring Boot, implementing microservices architectures, securing authentication mechanisms, and collaborating in a modern DevOps environment.

Key Requirements

  • Minimum 7 years of Backend Java experience
  • Strong expertise in Java and Spring Boot
  • Experience with Microservices and Spring Cloud
  • Knowledge of Spring Security, OAuth2, OpenID Connect and JWT
  • Experience with Keycloak or equivalent IAM solution
  • Experience with relational databases
  • Knowledge of CI/CD, Docker and DevOps environments
  • Experience in technical architecture and authentication security

Required Tech & Skills

JavaSpring BootMicroservicesSpring CloudSpring SecurityOAuth2OpenID ConnectJWTKeycloakSQLCI/CDDockerDevOps

Perks & Benefits

  • Long-term freelance mission
  • Strategic project in the aviation sector
  • Immediate start