Senior Java Software Engineer
Summary
Builds cloud-native Java backends for telecom customer value systems, integrating OSS/BSS platforms and REST APIs while using CI/CD and event-driven patterns.
Our Client Value Management team is looking to strengthen its outsourced engineering capability Senior Back-End Engineers. These professionals will play a critical role in designing, developing, testing, and deploying complex, scalable software solutions that support customer value management initiatives within a modern telecommunications ecosystem.
The successful candidates will be experienced software engineers with strong telecommunications domain knowledge, capable of building cloud-native applications, integrating with multiple OSS/BSS platforms, and developing reusable digital capabilities. This role offers the opportunity to work with modern engineering practices, CI/CD pipelines, AI-enabled development technologies, and enterprise-grade cloud-native architectures.
We are particularly interested in candidates who have gained experience within leading telecommunications organizations such as MTN, Vodacom, Telkom, Huawei, or similar telecommunications and connectivity-focused environments.
Key Responsibilities
- Design, develop, test, and deploy high-performance backend applications and services.
- Build scalable and resilient cloud-native solutions leveraging microservices architectures.
- Design and develop RESTful APIs and OpenAPI-compliant services.
- Drive integration initiatives across OSS/BSS platforms and digital service ecosystems.
- Develop reusable business capabilities and service components rather than relying solely on modifications of legacy Tier-1 systems.
- Implement and maintain CI/CD pipelines to enable rapid and reliable software delivery.
- Collaborate with business stakeholders, architects, product teams, and engineering squads to deliver customer-centric solutions.
- Ensure solutions are secure, scalable, highly available, and optimized for performance.
- Participate in technical design discussions and contribute to engineering best practices.
- Leverage emerging technologies, including AI-enabled development tools and modern engineering platforms, to accelerate delivery and improve software quality.
Required Technical Skills
Core Technologies
- REST API design and development.
- OpenAPI specifications and API-first development.
- Containerization technologies (Docker and related platforms).
- CI/CD pipelines and DevOps practices.
- Event-driven architecture and asynchronous messaging patterns.
Software Engineering
- Object-oriented design and development.
- Performance optimization and scalability.
- Automated testing and quality engineering practices.
- Secure coding principles and API security.
Telecommunications Domain Experience (Essential)
Integration is a critical component of modern telecommunications engineering. The ideal candidate will possess strong experience operating within complex telecom ecosystems where interoperability, standards compliance, and multi-vendor integration are essential.
Candidates should have experience working with:
- Telecom OSS/BSS platforms.
- Digital service and customer management ecosystems.
- API management and governance frameworks.
- Multi-channel connectivity environments.
Key Telecom Knowledge Areas
API & Integration Engineering
- RESTful and event-driven integration patterns.
- API lifecycle management and governance.
- Service interoperability across digital platforms.
- Design of reusable services and capabilities.
- Partner and third-party system integrations.
Connectivity Ecosystems
Experience supporting and integrating solutions across:
- Fibre to the Home (FTTH)
- Fixed Line Services
- Fixed Wireless Access (FWA)
- Satellite Connectivity Platforms
OSS/BSS Knowledge Requirements
- Order Management
- Charging and Billing
- Customer Management
- Inventory Management
- Customer Value Management
- Digital Channels and Self-Service Platforms
Candidates lacking exposure to OSS/BSS environments may find it challenging to operate effectively within an MVNO or complex telecommunications ecosystem.
Preferred Experience
- Telecommunications industry experience (essentially preferred).
- Experience in MVNO environments.
- Exposure to modern digital transformation programmers.
- Experience building greenfield capabilities and services.
- Exposure to AI-enabled engineering practices and developer productivity tools.
- Experience working within Agile delivery environments.
Qualifications
- Degree or Diploma in Computer Science, Information Technology, Software Engineering, or a related field.
- Relevant cloud, Kubernetes, Java, or telecommunications certifications will be advantageous