Senior Java Back-End Developer

Recruiter:

Network Recruitment

Job Ref:

BIT004340/Cha L

Date posted:

Wednesday, May 14, 2025

Location:

Centurion, South Africa

SUMMARY:
Our client is seeking a highly skilled Senior Java Back-End Software Developer to architect, develop, and optimize high-performance back-end systems that power our applications. In this role, you will design scalable solutions, enhance database performance, and implement secure APIs while working within a microservices and cloud-based environment.

POSITION INFO:

Key Requirements

5+ years of back-end engineering experience, with a preference for candidates who also have customer-facing or consulting experience in designing and maintaining scalable systems.
Ideally 7+ years of experience solving complex technical challenges in distributed systems, cloud environments, or microservices architectures.
Bachelor’s Degree in Computer Science, Software Engineering, or a related field (or equivalent practical experience).

Key Responsibilities

Back-End Development: Design, develop, and optimize scalable Java/Spring Boot applications, ensuring high availability, performance, and maintainability.
Database Operations & Optimization: Implement advanced query optimization for relational (PostgreSQL) and NoSQL (Cassandra) databases to ensure efficient data operations.
API Development & Security: Architect and enhance RESTful APIs (OpenAPI) and GraphQL with advanced security practices (OAuth 2.0, JWT, API gateways).
Microservices & Event-Driven Architecture: Build distributed back-end services, optimizing communication using Kafka or RabbitMQ.
Cloud & Containerization: Lead deployment strategies with Docker, Kubernetes, AWS CLI, and AWS SDK, ensuring high availability and automation.

Why Join them?

Work on cutting-edge back-end systems with a focus on scalability and performance.
Collaborate with a talented team in a fully remote environment.
Opportunity to solve complex technical challenges in cloud and distributed architectures.

Apply now!

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