Senior Cloud and Middleware Infrastructure Engineer

We are looking for a Senior Cloud and Middleware Infrastructure Engineer for our client who provides trading, clearing, settlement, market data distribution and other services for a broad range of asset classes (securities, derivatives, FX…).

You will take responsibilities in a broad range of architecture, infrastructure and information security engineering activities, covering the entire IFS IT landscape. As such, you will be a key member of the working group in charge of designing, delivering for, and supporting those areas.


Your assignments will include:

  • Understand the system designs and take responsibility in defining the test coverage of the systems
  • Designing the architecture and delivering the Cloud infrastructure resources required to support the migration of on-premise applications to Microsoft Azure, taking into account the Information Security constraints applicable to critical Internet-facing applications
  • Analyzing and documenting the Information Security aspects of those applications; performing the Information Security risk assessments
  • Designing, developing and delivering Web server, Application Server and other IaaS middleware infrastructures (RedHat JBoss A-MQ, Redis, Kafka…)
  • Working in autonomy and acting as lead for the projects assigned to you; coordinating the work of a small team when required
  • Maintaining and developing the related automation frameworks, scripts and DevOps connectors, including their documentation
  • Managing in autonomy the relation with the development, infrastructure and information security teams involved in your deliveries
  • Working with the other Domain Experts of the group and reporting to the group lead
  • Participating in approx. 4 major production implementations each year (Saturday work)
  • Interacting with the vendors’ support engineers


Who we’re looking for? Your profile should include:

  • Master’s Degree (or equivalent) in computer science
  • Hands-on experience in designing and developing for the provisioning of public Cloud resources (with Ansible and/or Terraform), ideally in Microsoft Azure
  • Hands-on experience in configuring, deploying, operating and supporting an IaaS Web application infrastructure (httpd, Microsoft IIS, JBoss EAP…)
  • Knowledge of the challenges posed by multi-tier Web infrastructures, especially in the areas of high-availability, security, Web servicing and transaction management
  • Ability to take, justify and challenge technical architecture decisions
  • Experience in application security design and vulnerability assessment, especially for Web Internet facing applications
  • Practical knowledge of TLS (PKI), including its configuration in public Cloud and middleware software; practical knowledge of certificate/key deployment
  • Ability to structure and document architecture and security concepts; very good English technical writing skills
  • Practical experience in the following technologies:
    o Linux OS
    o OIDC and/or SAML SSO
    o Git
    o Apache Maven
  • Proficiency in written and spoken English; French and German language skills will be an asset

Possessing following skills will be to your advantage:

  • Experience with RedHat OpenShift
  • ActiveMQ, Kafka, Jenkins, Docker, Kubernetes
  • JavaEE services and APIs
  • ISO 2700x information security standards
  • IntelliJ IDE, Eclipse IDE



  • Fulltime (100%)
  • Freelance contract
  • Long-term cooperation
  • Start: asap
  • Location: Prague
  • On-site vs. remote – 50:50