Multiple Software Engineer (Developer)

Gateway Synergy is looking for multiple highly experienced Software Engineer (Developer) for a federal government agency. An exciting opportunity is open for a rapidly growing project. Be part of a team that makes meaningful changes and improves Australian lives.

The Role
The agency is seeking to engage suitably qualified and experienced Software Engineers (Developers) to support the delivery of multiple ICT initiatives across the Division. Candidates are expected tobe able to work effectively in delivery teams and contribute quickly in a fast-paced environment

The candidate must hold an active Baseline security clearance prior to commencement.

The Candidate
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

Criteria
The buyer has specified that each candidate must provide a one page pitch to address all criteria specified. This is equal to 5000 characters.

Essential criteria

1. 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.
2. 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).
3. 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.
4. API-led delivery experience, including governance, OpenAPI/Swagger, performance and API security patterns.
5. 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

Desirable criteria

1. Test automation and quality engineering in CI/CD (unit/integration/UI; e.g., Playwright/Selenium, Jest, static analysis).
2. Delivery approach: Experience delivering in multi-disciplinary Agile teams; able to adapt scope and approach as requirements and constraints evolve

 
You must submit a CV on application prior to a phone call with Wiliana on 0482 074 845

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