1 Senior Software Engineer LH-06655

Paxus; Canberra; Hybrid; AUD 100,000 - 130,000; Full time

Job summary

Paxus is seeking a Senior Software Engineer for Data & API Platforms located in Canberra or Sydney with a hybrid working model. The ideal candidate has over 5 years of experience, strong Java skills, and commercial experience with Apache Spark, Kafka, and Elastic Stack.

This role involves developing API solutions, collaborating with cross-functional teams, and maintaining high-performance standards in a major digital transformation program. Candidates must hold or be eligible for NV1 security clearance.

Qualifications

• 5+ years' experience in Senior Software Engineering roles.
• Strong Java development experience.
• Experience designing efficient processing algorithms.
• Ability to work collaboratively within cross-functional agile teams.

Responsibilities

• Develop and deliver high-quality API and data pipeline solutions.
• Support technical release coordination for delivery activities.
• Monitor and manage system performance and API availability.
• Collaborate closely with agile delivery teams.
• Contribute to platform uplift initiatives.

Skills

Java development

Apache Spark

Kafka

Elastic Stack

Kubernetes

Rancher

CI/CD

Automated testing frameworks

Agile collaboration

Education

Degree in Computer Science or Software Engineering

Tools

Jenkins

Job description

Overview

Senior Software Engineer - Data & API Platforms. Canberra or Sydney | Hybrid Working | NV1 Eligible.

We are partnering with a high-profile Federal Government organisation undergoing a major digital and regulatory transformation program. An opportunity is available for an experienced Senior Software Engineer to join a cross-functional delivery team focused on modernising large-scale data and API capabilities.

This role is ideal for a senior engineer who enjoys building high-performance distributed systems, working across modern cloud-native technologies, and contributing to mission-critical platforms with significant national impact.

What Youll Be Doing

• Develop and deliver high-quality API and data pipeline solutions aligned to approved architecture and engineering best practices
• Support technical release coordination for both internal and external delivery activities
• Monitor, manage, and proactively mitigate risks relating to system performance and API availability
• Collaborate closely with engineers, testers, analysts, and stakeholders within agile delivery teams
• Contribute to broader platform uplift initiatives and continuous improvement activities
• Build scalable, resilient applications leveraging both SQL and NoSQL data sources

Key Skills & Experience

Essential

• 5+ years\' experience in Senior Software Engineering roles
• Strong Java development experience
• Commercial experience with:
  • Apache Spark
  • Kafka
  • Elastic Stack (Elasticsearch, Logstash, Kibana)
• Experience designing efficient processing algorithms and optimising application performance
• Experience with containerisation and orchestration tools including Kubernetes and Rancher
• Experience with CI/CD and continuous delivery tools such as Jenkins
• Strong understanding of automated testing frameworks
• Ability to work collaboratively within cross-functional agile teams

Nice to Have

• Experience working within large-scale government or enterprise transformation environments
• Exposure to highly available API ecosystems and large data processing environments

Security Requirements

Candidates must hold, or be eligible to obtain, a Negative Vetting Level 1 (NV1) security clearance. Applicants with an active Baseline clearance and ability to upgrade are encouraged to apply.

Working Arrangements

• Hybrid model
• Minimum 2 days onsite per week in Canberra or Sydney
• 12-month initial contract with potential extension options

Qualifications

• Degree in Computer Science, Software Engineering, or equivalent practical experience

If you are a senior engineer passionate about scalable platforms, distributed systems, and delivering meaningful technology outcomes, we would love to hear from you.

To be considered for the role click the 'apply' button or for more information about this and other opportunities please contact Rashmi Kapse on + 612 6151 9206 or email [e-mail] and quote the 274071 job reference number.

Paxus values diversity and welcomes applications from Indigenous Australians, people from diverse cultural and linguistic backgrounds and people living with a disability. If you require an adjustment to the recruitment process, including the application form in an alternate format, please contact me on the above contact details.