Full Stack Software Engineer

CYOS Solutions

Software Engineer supporting the Department of Industry, Science and Resources ICT initiatives. Building secure .NET backend services and delivering React frontends in an agile environment.

Posted 4/11/2026contractMelbourne • 🇦🇺 AustraliaSeniorLead💰 A$100 - A$120 per hourWebsite

Tech Stack

Tools & technologies

ASP.NETAzureCloud.NETReactSDLCSeleniumSQLVault

About the role

Key responsibilities & impact

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.
Other duties as required.

Requirements

What you’ll need

Tertiary qualifications in software engineering (or equivalent experience)
Minimum 10 years designing, building and supporting secure web solutions across backend and frontend
Experience with cloud-native patterns: Event-driven integration, and data platforms (SQL Server/Azure SQL, Blob Storage, caching) including high-volume processing
Technical skills in 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)
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); security controls (e.g., Key Vault) and legacy modernisation
API-led delivery experience, including governance, OpenAPI/Swagger, performance and API security patterns
Familiar with ISM controls and applying them in build/design
Able to engage technical and non-technical stakeholders
Mentor/collaborate to support team outcomes.

Benefits

Comp & perks

🌐 Worldwide Post a Job Affiliates ❌ Jobs You've Hidden ⭐️ Saved Jobs ✅ Applied Jobs Account CYOS Solutions Website LinkedIn All Job Openings 11 - 50 employees 🎯 Recruiter Recruitment
IT CYOS Solutions is a specialized IT recruitment agency operating in Melbourne, Sydney, and Brisbane, focusing primarily on federal government positions. The company excels in recruiting IT contractors by leveraging their deep understanding of the Australian IT contracting landscape, having been established by former contractors themselves. CYOS Solutions prides itself on connecting qualified IT talent with diverse roles and solving IT recruitment challenges for its clients, with a commitment to innovation and problem-solving. Full Stack Software Engineer 🔥 31 minutes ago 🏢🏡 Melbourne – Hybrid 💵 $100 - $120 / hour ⏳ Contract/Temporary 🟠 Senior 🔴 Lead 🧑‍💻 Full-stack Engineer ASP.NET Azure Cloud React SDLC Selenium SQL Vault .NET Apply Now Find Hiring Managers Customize resume for this job ☆ Save ☑️ Mark as applied ❌ Hide Report problem 📋 Description
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.
Other duties as required. 🎯 Requirements
Tertiary qualifications in software engineering (or equivalent experience)
Minimum 10 years designing, building and supporting secure web solutions across backend and frontend
Experience with cloud-native patterns: Event-driven integration, and data platforms (SQL Server/Azure SQL, Blob Storage, caching) including high-volume processing
Technical skills in 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)
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); security controls (e.g., Key Vault) and legacy modernisation
API-led delivery experience, including governance, OpenAPI/Swagger, performance and API security patterns
Familiar with ISM controls and applying them in build/design
Able to engage technical and non-technical stakeholders
Mentor/collaborate to support team outcomes. Apply Now 📊 Check your resume score for this job Improve your chances of getting an interview by checking your resume score before you apply. Check Resume Score 🌐 Worldwide Built by Lior Neu-ner. I'd love to hear your feedback — Get in touch via DM or support@remoterocketship.com Search Search Jobs by country Search jobs by city Search jobs by job title Search entry-level jobs Search junior-level jobs Search senior-level jobs Search jobs by tech stack Search jobs by contract type Search remote internships Search remote part-time jobs Remote jobs Anywhere in the World Companies Hiring Anywhere in the World Companies Hiring Sales People Anywhere in the World Companies Hiring Software Engineers Anywhere in the World Resources Advice Tips for finding remote jobs Interview questions and answers Resume examples Cover letter examples Post a job Affiliates Privacy policy Terms of service Job board SEO course AI Apply Copilot OpenClaw job finder Jobs by Country Remote jobs anywhere in the world (Worldwide remote jobs) Remote jobs United States Remote jobs Australia Remote jobs Brazil Remote jobs Canada Remote jobs France Remote jobs Ireland Remote jobs Germany Remote jobs Netherlands Remote jobs Spain Remote jobs UK Popular Jobs Remote data analyst jobs Remote customer support jobs Remote executive assistant jobs Remote marketing jobs Remote product designer jobs Remote product manager jobs Remote project manager jobs Remote recruiter jobs Remote sales jobs Remote software engineer jobs Jobs by Type Remote full-time jobs Remote part-time jobs Remote contract jobs Remote internship jobs Remote entry-level jobs Remote jobs with no experience required Remote junior jobs (1-3 years of experience) Digital nomad jobs Remote jobs with no degree required Freelance remote jobs Temporary remote jobs Remote jobs hiring now Stay at home mom jobs

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Hard Skills & Tools

.NETASP.NET Web APIsREST API designReactautomated testingcloud-native patternsevent-driven integrationhigh-volume processingsecure codingSDLC controls

Soft Skills

communicationmentoringcollaborationstakeholder engagementagile deliverycross-skillingrisk managementdependency managementtechnical documentationpeer review

Certifications

tertiary qualifications in software engineering