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Johannesburg: Software Architect (Java) (JHB) posted by Datafin

Johannesburg: Software Architect (Java) (JHB) posted by Datafin

Posted on 2025-06-17 00:00:00

Employer Datafin
Category Development
Location Gauteng  / Johannesburg

Job Summary

Software Architect (Java) (JHB)IT – Software Development
Johannesburg – Gauteng – South Africa

ENVIRONMENT:
A leading global digital solutions technology company based in Johannesburg is seeking a highly experienced and proactive Software Architect to spearhead the design and development of scalable, robust, and cloud-native systems. The ideal candidate will bring approximately 15 years of industry experience, including a minimum of 5 years in a software architecture role. This role requires deep expertise in Java, particularly with recent versions (Java 17/21+), along with strong hands-on coding skills. Proven proficiency in modern architectural patterns and extensive experience with AWS cloud services are essential for success in this position.
DUTIES:
  • Lead the architecture, design, and development of large-scale, distributed systems.
  • Work closely with product and engineering teams to define architecture blueprints and technology roadmaps.
  • Develop high-level and low-level design documents.
  • Be hands-on with coding in Java (latest versions) and guide teams on best practices.
  • Drive adoption of modern architecture principles like Microservices, Event-Driven Architecture, CQRS, and SAGA patterns.
  • Define and enforce coding standards, performance tuning, and best practices.
  • Select appropriate AWS services and design cloud-native architectures with cost, scalability, and security in mind.
  • Conduct design and code reviews to ensure quality and performance.
  • Mentor and guide engineering teams on architectural decisions and technical challenges.
  • Stay updated with new Java features, AWS services, and emerging architectural trends.
REQUIREMENTS:
Required Skills & Qualifications:
  • ~15 years of software development experience with at least 5 years in a software architect role.
  • Strong expertise in Java, including recent versions (Java 17/21+), with hands-on coding ability.
  • In-depth experience in designing and implementing microservices-based systems.
  • Strong understanding of architectural patterns like CQRS, Event Sourcing, SAGA, and Domain-Driven Design (DDD).
  • Extensive experience with AWS cloud ecosystem services like EC2, S3, Lambda, SNS/SQS, API Gateway, RDS/DynamoDB, CloudFormation, etc.
  • Familiarity with containerization and orchestration (Docker, Kubernetes, ECS/EKS).
  • Strong system design and problem-solving skills.
  • Proficiency in CI/CD tools and DevOps practices.
  • Strong communication and stakeholder management skills.
  • Experience in leading technical teams and mentoring developers.
Preferred Qualifications:
  • AWS Certification (Solutions Architect Associate/Professional) is a plus.
  • Experience with Infrastructure as Code (IaC) using Terraform or AWS CDK.
  • Exposure to data streaming platforms like Kafka is a bonus.
  • Background in performance optimization, scalability, and security best practices.
Desired Skills:
Knowledge of AI and Emerging Technologies (Good to have)
  • Understanding of how AI capabilities can be integrated into enterprise applications to enhance user experience, decision-making, and automation.
  • Exposure to modern AI application patterns such as:
  • Retrieval-Augmented Generation (RAG) for augmenting LLMs with domain-specific knowledge.
  • Prompt engineering and fine-tuning for tailoring model behavior to business-specific contexts.
  • Use of embedding stores and vector databases (e.g., Pinecone, Redis, Azure AI Search) to support semantic search and recommendation systems.
  • Building intelligent features like AI-powered chatbots, assistants, and question-answering systems using LLMs and conversational agents.
  • Awareness of agentic AI concepts orchestrating multiple agents with specific tasks/goals in a collaborative, dynamic environment.
  • Familiarity with tools and frameworks that enable LLM-based integrations such as LangChain, Semantic Kernel, or Azure OpenAI.
  • Appreciation for ethical AI considerations including data privacy, security, and bias mitigation.
  • Eagerness to explore emerging technologies and collaborate with AI/ML teams to bring intelligence into real-world business workflows
View Job  Durban: .NET Developer posted by Goldman Tech
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