Senior Backend Developer (Crypto Expertise)

We are seeking a Senior Backend Developer with Crypto expertise to design and implement core backend services for ORA, focusing on secure cloud integration and advanced cryptography within Kubernetes-based infrastructure.

Essential:

• Extensive backend development experience at a senior level in at least one of: Java, Golang or Python.
• Demonstrable, hands-on experience in cryptography and secure systems; familiarity with TLS and data encryption.
• Practical experience with Kubernetes, including platform infrastructure and management automation.
• Familiarity with OpenStack and related integration patterns.
• Proven ability to design and operate complex distributed systems and core services.
• Experience writing and maintaining unit tests and integration tests for backend systems.
• Fluent English for technical communication and collaboration.

Desirable:

• Knowledge of KMIP and secure key-management best practices.
• Experience with Barbican or similar key-management services and open-standards integrations.
• Familiarity with cloud convergence concepts and ORA architecture.
• Understanding of scalability and performance optimisation for microservices-based systems.

• Design and develop ORA core backend services and core platform components, integrating with Key Management Systems via KMIP for services such as Barbican and Ceph.
• Build, operate and maintain Kubernetes-based infrastructure, including Custom Resource Definitions (CRDs), operators and controllers across infrastructure and management layers.
• Implement and validate secure communication and data protection mechanisms using TLS and advanced encryption techniques.
• Collaborate with architecture and infrastructure teams to ensure coherent integration, deployment and operational practices.
• Author and maintain unit and integration tests to ensure code quality, reliability and repeatability.
• Contribute to architectural decisions, provide technical leadership in backend development and support design reviews and technical roadmaps.