About Us
IAG Defence & National Security (DNS) is part of IAG, a specialist advisory firm supporting complex infrastructure, Defence and national security programs across Australia. Our DNS team works closely with Commonwealth agencies and industry partners to deliver specialist expertise into nationally significant programs. Our success depends on our ability to identify, engage and mobilise highly specialised talent quickly and effectively. IAG is recognised as Veteran Friendly Employer under the Veteran Employment Program.
The Role
Software Engineers Will Be Required To
* Build and maintain secure .NET (8/10) backend services and REST APIs (versioning, OpenAPI/Swagger, OAuth2/OIDC).
* Deliver React frontends that consume APIs and meet accessibility needs.
* Integrate internal and third‐party systems (messaging/event‐driven, identity, CRM) end‐to‐end.
* Apply secure coding/SDLC controls (e.g., scanning) and manage secrets (e.g., Key Vault).
* Write automated tests (unit/integration/UI) and enforce quality gates in CI/CD.
* Peer review code in DevOps.
* Implement to agreed architecture/standards (API, security, performance, observability—App Insights).
* Produce technical documentation, release notes and operational runbooks (incl. handover).
* Communicate progress, risks, dependencies and options to technical and non‐technical stakeholders.
* Collaborate with product, UX, security and operations in an agile delivery model.
* Mentor and support team members; promote cross‐skilling.
* Promote a culture of learning, collaboration and continuous improvement.
* Other duties as required.
Multiple Positions.
POTENTIAL REMOTE WORK
About You
This position requires the following essential criteria:
* Tertiary qualifications in software engineering (or equivalent experience) and experience with cloud‐native patterns: Event‐driven integration, and data platforms (SQL Server/Azure SQL, Blob Storage, caching) including high‐volume processing.
* Technical skills: Minimum 10 years designing, building and supporting secure web solutions across backend and frontend, including modern .NET (8/10) & ASP.NET Web APIs; REST API design (versioning, OpenAPI/Swagger, OAuth2/OIDC); React and automated testing (unit/integration/UI) (e.g., xUnit/nUnit, Playwright/Selenium).
* Cloud and DevOps: Hands‐on Azure delivery/operations across App Services/Functions, Azure SQL, Service Bus/Event Grid, API Management; CI/CD (Azure DevOps); monitoring (e.g., App Insights); third‐party integration (e.g., Dynamics 365); and security controls (e.g., Key Vault) and legacy modernisation.
* API‐led delivery experience, including governance, OpenAPI/Swagger, performance and API security patterns.
* Ways of working and security mindset: Familiar with ISM controls and applying them in build/design; effective across dispersed teams; able to engage technical and non‐technical stakeholders; and mentor/collaborate to support team outcomes.
This Position Requires The Following Desirable Criteria
* Test automation and quality engineering in CI/CD (unit/integration/UI; e.g., Playwright/Selenium, Jest, static analysis).
* Delivery approach: Experience delivering in multi‐disciplinary Agile teams; able to adapt scope and approach as requirements and constraints evolve.
What We Offer
With offices in Perth, Brisbane, Melbourne, Sydney, and Canberra, we're a tight‐knit team, working across some of Australia's most critical infrastructure and Defence projects. We come from diverse backgrounds and pride ourselves on our flexible, supportive and collaborative team culture. We can offer great work, great people, great culture, great conditions, and an all‐round great time, whilst you go about developing a great career in this space. As part of IAG, you'll be joining a team of more than 250 professionals' working across a range of integrated workstreams in a friendly and approachable environment.
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