Principal Engineer (Java Solution Architect)

nagarro1

Johannesburg, SA, , South Africa Hybrid permanent

Posted: April 23, 2026

Job Description

In a changing and evolving world, challenges are ever more unique and complex. Nagarro helps to transform, adapt, and build new ways into the future through a forward-thinking, agile, and caring mindset. Today, we are 18,000+ experts across 37+ countries, forming a Nation of Nagarrians, ready to help our customers succeed.

The nature of IT & digital product engineering has reached an incredible state of velocity and transition. We must adapt and meet it with an agile mindset that isn't afraid to iterate towards the perfect solution. If we only solve today's problems, it's not enough. We must do more. We must courageously embrace the future, with vision and clarity about where technology & business are heading. Thinking breakthroughs gets us there.

Nagarro - https://www.nagarro.com/en

Must have Skills : Java 17, Communication & collaboration (Expert), Architecture (Strong),

Good To Have Skills : Solution Architect

Required Skills & Tech Stack

Core Skills

• Strong expertise in Java (JDK 17 or later)
• Solid understanding of Microservices Architecture
• Experience with Event-Driven Architecture
• Strong Design Documentation skills
• Excellent Communication Skills
• Knowledge of:• Graph Databases
• Vector Databases
• Distributed Databases

• Proven Leadership Skills

Containerization & Orchestration

• OpenShift Container Platform – Container orchestration and management
• Docker – Containerization platform
• Kubernetes – Container orchestration

Streaming & Messaging

• Apache Kafka – Distributed messaging and real-time streaming
• Kafka Connect – Integration with external data sources/sinks
• Kafka Streams – Stream processing within Kafka
• Streams for Apache Kafka (OpenShift Operator) – Kafka deployment and management on OpenShift
• Kafka Clients (Java) – Message producers and consumers

Application Development

• Spring Boot – Microservices and REST API development
• Java (JDK 17+) – Primary backend language
• C# (Optional):• .NET Core / ASP.NET Core for cross-platform services

Databases

• Relational Databases:• PostgreSQL
• MySQL
• Microsoft SQL Server
• DB2 (existing system dependency)

• General knowledge of open-source and commercial RDBMS

Observability & Monitoring

• Prometheus – Monitoring and alerting
• Grafana – Metrics visualization
• OpenTelemetry – Logs, metrics, and tracing collection
• Jaeger – Distributed tracing
• Fluentd – Log aggregation

DevOps & CI/CD

• Jenkins / GitLab CI/CD – Build and deployment pipelines
• Helm – Kubernetes application management
• Monitoring Integration:• Prometheus
• Grafana

Overall Stack Summary

• End-to-end ecosystem covering:• Container orchestration
• Real-time data streaming
• Scalable microservices development
• Robust data management
• Observability and monitoring
• Automated CI/CD pipelines

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