Principal Software Engineer – C#/.NET/Oracle/VB6

Location: ACT (Hybrid)
Contract: 12 months initial + extensions up to 24 months
Security Clearance: Must be eligible to obtain Negative Vetting Level 1

About the Role

We are seeking a highly experienced Principal Software Engineer to provide technical leadership across complex enterprise software development initiatives.
This role will oversee development activities, produce high-quality and optimised code, and guide a team of engineers to deliver secure, scalable and well-designed solutions in a hybrid environment.
The successful candidate will work across full-stack development, DevOps implementation and system integration within a structured enterprise setting.

Key Responsibilities

• Provide specialist advice on software development best practices
• Analyse business requirements and assess existing applications
• Create and update detailed design artefacts
• Develop and maintain C# .NET, VB6, Angular modules and REST APIs
• Implement changes and liaise with testing, release management and operations teams
• Perform DevOps activities including CI/CD pipeline management
• Maintain documentation and technical artefacts
• Mentor, coach and transfer knowledge to team members
• Ensure quality delivery within agreed timeframes
• Contribute to improved ICT practices and technical standards

Technical Skills & Experience Required

Core Development

• C# .NET
• VB6 application maintenance
• Angular (or modern web UI frameworks)
• REST APIs (Web API 2) and/or WCF
• Oracle 11g/12c and PL/SQL development
• Entity Framework / EF Core
• Automated Unit Testing (xUnit)
• Modern Web UI development
• UI/UX implementation to meet usability requirements

DevOps & Infrastructure

• CI/CD pipelines (Octopus Deploy, Azure DevOps, YAML)
• PowerShell scripting
• Group Policy
• Citrix Management
• Environment and configuration management
• Code and release management

Additional Knowledge

• Agile (Scrum) delivery environments
• Claims-aware systems (ADFS, JWT, WIF)
• Windows Server 2012+ environments
• IBM API Gateway
• Data-centric application accreditation in complex multi-domain environments
• Detailed design documentation practices

Capability Requirements

• Strong technical leadership experience
• Proven ability to maintain and modernise legacy applications
• Experience delivering ICT services in complex enterprise environments
• Excellent communication and stakeholder engagement skills
• Ability to mentor and guide senior technical teams
• Commitment to continuous professional development

Working Environment

This role operates in a hybrid model, with the primary office located in Canberra. Flexible arrangements, including remote work, may be considered subject to approval.

Apply now or contact Luther Borgas at luther.borgas@outbacktalent.com