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Hays

Back End Developer

Hays
Romania · Contract · Mid-Senior

Overview

  • We are looking for a skilled Senior Backend Developer (close to Architect level) to design and develop core backend services for ORA, enabling secure cloud integration with SEF using KMIP and Barbican.
  • This role demands deep expertise in cryptography, Kubernetes, and secure backend integration using open standards and open‑source technologies.


Key Responsibilities

  • Design and implement backend services for ORA core, integrating with KMS through KMIP for systems like Barbican and Ceph.
  • Develop and maintain Kubernetes-based infrastructure, including CRDs, operators, and controllers.
  • Build secure communication layers using TLS and advanced encryption techniques.
  • Collaborate closely with architecture and infrastructure teams to ensure seamless multi-layer integration.
  • Create and maintain unit and integration tests to guarantee high code quality.
  • Provide technical leadership and contribute to backend system architecture and design.


Required Skills & Experience

  • Senior-level backend development experience with Java, Golang, or Python.
  • Strong understanding of cryptographic concepts (e.g., TLS, data encryption).
  • Hands-on experience with Kubernetes (infrastructure + management layers).
  • Experience with OpenStack.
  • Solid background in testing (unit + integration) for backend services.
  • Ability to work with complex, distributed systems and core backend services.

Key Skills

Ranked by relevance

cloud
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Posted
Feb 25, 2026
Type
Contract
Level
Mid-Senior
Location
Romania
Company
Hays

Industries

IT Services IT Consulting

Categories

Information Technology

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