Senior Cryptography Developer (remote)

Be in IT is a recruitment company, specialised in sourcing Specialists from the information technology world. Currently, for our client, we are looking for someone in the position Senior Cryptography Developer.

Your duties:

  • Long-term cooperation with an international consulting firm on a project for a leader in the field of enterprise software and ERP systems.
  • Design and build core backend services for ORA, enabling cloud integration with SEF.
  • Integrate solutions with KMS via KMIP for services such as Barbican and Ceph.
  • Develop and maintain Kubernetes-based infrastructure, including Custom Resource Definitions (CRDs), operators, and controllers.
  • Build secure communication layers leveraging TLS and advanced data encryption techniques.
  • Collaborate with architecture and infrastructure teams to ensure seamless integration across management layers.
  • Implement unit and integration tests to ensure code quality and reliability.
  • Contribute to system design decisions and provide technical leadership for backend architecture.

Requirements:

  • Strong backend development experience in Java, Golang, or Python (senior level).
  • Solid understanding of cryptography (e.g., TLS, data encryption).
  • Hands-on experience with Kubernetes, including infrastructure and management layers.
  • Experience in OpenStack.
  • Experience with unit and integration testing for backend services.
  • Ability to work on complex distributed systems and core services.
  • Fluent in English (minimum B2 or C1) - enabling seamless communication in an international environment.
  • Availability ASAP is preferred; a maximum one-month notice period (effective at the end of the month) is acceptable.
  • Nice to Have:
    • Familiarity with KMIP and secure key management practices.
    • Exposure to cloud convergence strategies and ORA architecture.
    • Understanding of performance optimization and scalability in microservices environments.
    • Knowledge of Barbican and integration based on open standards and open-source technologies.

Offer:

  • Long-term cooperation with a salary range of 45-50 EUR net/hour + VAT.
  • Support in setting up and running a business for individuals without prior experience.
  • Efficient and fast recruitment process - one, maximum two online technical interviews with managers (one hour each).
  • Cooperation between 9:00 AM and 5:00 PM, with slight flexibility possible.
  • Fully remote work.
  • We accept candidates located across the entire European Union.
  • Benefits - private medical care, Multisport card.
  • Modern equipment provided by the company, including software and configuration.

45 – 50 EUR

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Warszawa

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ID: 777 job_post.published_on: 15/04/2026
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