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Principal Application Modernisation Architect

Perth, Western Australia💼 Full-time🗓 2026-09-25 → 2026-09-28

Core

Lead the progressive modernization of a large, business-critical Oracle-based enterprise application environment by breaking down complex legacy platforms into modular services and defining practical transition roadmaps.

Role type

Principal Application Modernisation Architect (hands-on technical leadership)

Builds

Modularized microservices and APIs derived from legacy monolithic applications

Domain

Enterprise software modernization, legacy system transformation, Oracle ecosystem

Required skills

Enterprise application architecture, legacy system modernization, Oracle database environments, service decomposition, API design, integration patterns, domain-driven design, technical governance, cross-team delivery leadership

Preferred skills

Distributed cloud architectures, enterprise integration, AI-assisted legacy analysis

Technologies

Oracle, Microservices, REST/SOAP APIs, Cloud platforms

Responsibilities

Assess existing functionality and data dependencies to determine modernization boundaries; design future-state interfaces and API contracts; create incremental transition roadmaps; translate architectural intent into implementable solution designs; manage legacy dependencies during transformation; provide technical direction and design assurance for complex modernization decisions.

Seniority

Principal, hands-on IC with strategic influence

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