Backend Software Developer at Ouranos Technologies

Ouranos Technologies (Ouranos) has established itself as a force to be reckoned with in delivering IT infrastructure services and solutions to clients in West Africa and beyond. At Ouranos, we design, build and provide solutions for business applications and core infrastructure including systems and storage, datacenters and enterprise, wide communication and networking.

Our in-depth industry knowledge, technical expertise and flexible delivery models help customers harness the best out of their IT investments by creating a reliable and scalable infrastructure. Our systems integration services have a comprehensive portfolio of implementation, support and consulting services solutions with exceptional people supporting business technology in action - talented professionals who bring technical insight, process excellence and resource flexibility to help customers in various verticals.

We are recruiting to fill the position below:

Job Title: Backend Software Developer

Location: Ikeja, Lagos
Employment Type: Contract

Job Summary

• We are seeking a Back-End Developer to join our team and work on the modernization of our legacy Java Enterprise Edition (JEE) system, which has been running for over 15 years in an on premise data center.
• This monolithic system, built on WebSphere Application Server, uses Hibernate and Oracle databases and is now undergoing a major transformation, including a migration to Azure Zulu JDK 17 and an upgrade to IBM Liberty.
• As we move forward with exposing remitter APIs, you will play a key role in the development, optimization, and migration of back-end services, ensuring system stability while integrating modern cloud-ready architectures.

Required Skills and Experience

• Interested candidates should possess relevant qualifications
• Back-End Development: 10+ years of experience in Java Enterprise Edition (JEE).
• Java 8+ & OpenJDK: Experience migrating and maintaining Java applications.
• WebSphere & IBM Liberty: Hands-on experience with WebSphere Application Server and knowledge of IBM Liberty.
• Hibernate & ORM: Strong understanding of Hibernate and database interaction with Oracle databases.
• API Development: Experience with RESTful APIs and integrating internal/external systems.
• Performance Optimization: Ability to fine-tune queries and optimize back-end processes.
• CI/CD & Deployment Pipelines: Familiarity with Git, Jenkins, or Azure DevOps for back-end automation.
• Cloud Exposure: Some knowledge of Azure Cloud services is a plus.
• Banking/Financial Sector Experience: Understanding of security and compliance regulations.

Preferred Qualification:

• Experience with Spring Boot (even though it's not currently in use).
• Knowledge of microservices architecture for future transformation planning.
• Familiarity with containerization tools like Docker or Kubernetes.
• Exposure to message brokers (Kafka, RabbitMQ).

Application Closing Date
14th June, 2025.

Method of Application
Interested and qualified candidates should:
Click here to apply online