Senior Middleware Engineer: Enterprise Integration & APIs

Leidos Australia; City of Knox; On-site; AUD 150,000 - 190,000; Full time

Benefits offered by this job

Life Days

Headspace access

Learning portal access

Impact projects

Career development

Job summary

Leidos Australia seeks a Senior Middleware Engineer to implement, manage and optimise enterprise middleware platforms, enabling reliable integration across applications, databases, services and external systems. This role provides senior technical expertise across middleware infrastructure, APIs, messaging, automation, security and high availability.

You will work with development, infrastructure, architecture, cybersecurity and business stakeholders to deliver secure, resilient middleware

Qualifications

• Significant experience in middleware engineering or integration engineering with enterprise platforms such as Oracle WebLogic, IBM WebSphere, JBoss/WildFly or Tomcat.
• Experience with APIs, REST, SOAP, XML/JSON, messaging and integration patterns (IBM MQ, Kafka, RabbitMQ or ActiveMQ).
• Strong Linux/Unix, networking, security, performance monitoring and automation skills.
• Experience supporting cloud or hybrid environments, containers, IaC, CI/CD and DevOps/DevSecOps practices.
• Excellent stakeholder engagement, technical leadership and mentoring abilities.

Responsibilities

• Implement, configure, and optimise middleware platforms including application servers and API gateways.
• Design secure integration solutions using APIs, web services, and messaging platforms.
• Lead troubleshooting, performance tuning, upgrades, and platform modernisation efforts.
• Develop automation, CI/CD pipelines, monitoring and IaC practices to improve reliability.
• Collaborate with cross-functional teams to deliver integration outcomes and mentor engineers.

Skills

Middleware engineering

API integration

Linux/Unix

Cloud/Hybrid

DevOps/DevSecOps

Tools

Oracle WebLogic

IBM WebSphere

JBoss/WildFly

Tomcat

IBM MQ / Kafka / RabbitMQ

Job description

Leidos Australia seeks a Senior Middleware Engineer to implement, manage and optimise enterprise middleware platforms, enabling reliable integration across applications, databases, services and external systems. This role provides senior technical expertise across middleware infrastructure, APIs, messaging, automation, security and high availability.

You will work with development, infrastructure, architecture, cybersecurity and business stakeholders to deliver secure, resilient middleware