- We are looking for an experienced Principal Solution Designer with solid expertise in Java, Spring Boot, Microservices, Cloud, and Enterprise Architecture to drive solution design and technology strategy for large-scale digital transformation programs. The ideal candidate will work closely with business stakeholders, architects, delivery teams, and clients to define scalable, secure, and high-performing solutions aligned with enterprise goals.
- The role requires deep technical expertise, architectural leadership, stakeholder management, and hands-on experience designing modern, cloud-native applications.

- We are looking for an experienced Principal Solution Designer with strong expertise in Java, Spring Boot, Microservices, Cloud, and Enterprise Architecture to drive solution design and technology strategy for large-scale digital transformation programs. The ideal candidate will work closely with business stakeholders, architects, delivery teams, and clients to define scalable, secure, and high-performing solutions aligned with enterprise goals.
- The role requires deep technical expertise, architectural leadership, stakeholder management, and hands-on experience designing modern, cloud-native applications.

Key Responsibilities

Solution Architecture & Design

- Lead end-to-end solution design for enterprise applications and digital transformation initiatives.
- Define architectural blueprints, solution patterns, and technology roadmaps.
- Design scalable, resilient, secure, and high-performance microservices-based applications.
- Translate business requirements into technical solutions and architecture designs.




- Develop HLDs, LLDs, integration specifications, and architecture artifacts.
- Ensure alignment with enterprise architecture standards and best practices.

Technology Leadership

- Provide technical leadership for Java, Spring Boot, and Microservices implementations.
- Guide development teams on architecture principles, design patterns, coding standards, and best practices.
- Evaluate emerging technologies and recommend adoption strategies.
- Drive application modernization initiatives, including monolith-to-microservices transformation.

Cloud & Integration Architecture

- Design cloud-native solutions using AWS, Azure, or Google Cloud.
- Architect APIs, event-driven systems, and distributed application ecosystems.
- Define integration strategies involving REST APIs, messaging platforms, and third-party systems.
- Design containerized solutions using Docker and Kubernetes.

Stakeholder Management

- Collaborate with business leaders, product owners, enterprise architects, and delivery teams.
- Conduct architecture reviews and solution workshops.
- Present technical solutions to customers, executives, and governance boards.
- Influence technology decisions across programs and portfolios.

Quality, Security & Governance





- Ensure adherence to architecture governance, security policies, and compliance standards.
- Conduct architecture reviews, design reviews, and code quality assessments.
- Define non-functional requirements including scalability, performance, reliability, and availability.
- Support DevSecOps and CI/CD implementation strategies.

Pre-sales & Proposal Support

- Participate in solution estimation, RFP responses, and technical proposal creation.
- Support customer presentations, architecture discussions, and solution demonstrations.
- Contribute to effort estimation and delivery planning.

Required Qualifications

- Bachelor's or Master's degree in Computer Science, Information Technology, Engineering, or related discipline.
- 14+ years of experience in software development and enterprise solution architecture.
- Minimum 5+ years of experience designing distributed and microservices-based systems.
- Proven track record in leading architecture and design for large enterprise programs.
- Experience working in global delivery and consulting environments.

Mandatory Technical Skills

Core Technologies

- Java 8/11/17+
- Spring Boot
- Spring Cloud
- Microservices Architecture
- RESTful APIs
- Hibernate/JPA
- Maven/Gradle

Cloud & DevOps

- AWS / Azure / GCP
- Docker
- Kubernetes/OpenShift
- CI/CD Pipelines
- Jenkins, GitHub Actions, Azure DevOps
- Infrastructure as Code (Terraform preferred)

Messaging & Integration

- Kafka
- RabbitMQ
- ActiveMQ
- API Gateway
- Event-Driven Architecture

Databases

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📌 Principal Solution Designer (City of Sydney)
🏢 Xpt Software Australia
📍 City of Sydney