Senior Backend Developer (Crypto Expertise)

We are seeking a Senior Backend Developer with Crypto expertise to design and implement core backend services for ORA. The person in this role will operate at a senior to near-architect level, delivering secure cloud integration using KMIP and Barbican, applying advanced cryptography knowledge, and contributing to Kubernetes-based infrastructure and management layers. The candidate must demonstrate practical, hands-on experience in cryptography and backend development within distributed systems.

• 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; CV must show concrete cryptography work and familiarity with TLS and data encryption.
• Practical experience with Kubernetes, including both 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.
• Required technical skills: Java, Golang, Python, Kubernetes, OpenStack, unit testing and integration testing.

Nice to have:

• 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.

• Analyse and validate datasets to ensure high data quality and accuracy
• Translate business requirements into clear data definitions and technical needs
• Collaborate with stakeholders to understand how data is used across the organisation
• Investigate and resolve data quality issues, including root cause analysis
• Support data engineering teams by providing analytical input and clarification
• Contribute to the design of data solutions from an analytical perspective
• Document data models, mappings, and business definitions
• Support testing and validation of data deliveries and transformations
• Write and optimise SQL queries for data analysis and reporting
• Assist with minor adjustments in data pipelines when required