Engineer - Infrastructure (Nv1)

C4 Engineering Pty; Canberra; On-site; AUD 120,000 - 150,000; Full time

Job summary

C4 Engineering Pty in Canberra is seeking an Enterprise Integration Engineer for a 12-month contract to deliver secure, scalable integration solutions and APIs using Microsoft Azure services.

You will collaborate with cross-functional teams to test, monitor, and troubleshoot deployments, while ensuring compliance with Australian Government security frameworks. NV1 clearance is preferred.

Qualifications

• Proven software development experience with C# and .NET Core.
• Strong SQL skills for data integration.
• Experience building secure, scalable APIs and microservices.
• Hands-on with Azure integration services (App Service, Logic Apps, Functions, Service Bus).
• Familiarity with OAuth/OpenID/JWT authentication.
• Ability to work with cross-functional teams and document technical solutions.

Responsibilities

• Collaborate with System Analysts, Data Engineers, and stakeholders to design and develop integration solutions that meet business requirements and constraints.
• Develop, test, and deploy scalable APIs and integration components.
• Monitor, troubleshoot, and optimize integration workflows for reliability and data integrity.
• Ensure security and compliance with Australian Government frameworks (ISM/PSPF).
• Review code and coordinate testing strategies across environments.
• Document API endpoints, authentication methods, and usage examples.

Skills

C#

.NET Core

SQL

Azure

Security

API design

Testing

Problem solving

Tools

Azure App Service

Azure Functions

Azure Service Bus

Azure Logic Apps

Azure API Management

Event Grid

Job description

Job Description

About the job Engineer - Infrastructure (NV1)

About The Role:

This role is for an Enterprise Integration Engineer crucial for ensuring the efficient, automated, and reliable deployment of integration solutions. The role requires developing efficient, scalable, and secure integration solutions and APIs that connects to systems, as well as collaborating with cross-functional teams to support these systems through testing, quality assurance, monitoring, troubleshooting, and issue resolution.

• 12 Month Contract with 2 possible 12 month extensions
• Preferably hold an NV1 level clearance

Key Responsibilities

• Collaborating with System Analysts, Data Engineers, and stakeholders to design and develop integration solutions that meet business requirements and technical constraints, utilising Microsoft Azure tools like App Services, Azure Logic Apps, Azure Functions, and Azure Service Bus.
• Contribute to architectural decisions and provide input on cloud strategy, scalability, and interoperability.
• Ensure compliance with Australian Government security frameworks (e.g. ISM, PSPF etc)
• Monitor and troubleshoot integration workflows, ensuring high availability, performance, and data integrity across environments.
• Designing, developing, and implementing high-quality APIs ensuring reusability, reliability, scalability, and security. Managing API versions effectively, ensuring backward compatibility and seamless transitions between versions.
• Writing clean, efficient, and maintainable code for integration components.
• Troubleshooting and resolving integration-related issues, working closely with cross-functional teams to identify root causes and implement effective solutions.
• Conducting code reviews. Planning and executing comprehensive testing strategies, including unit testing, integration testing, and regression testing, to verify the reliability, accuracy, and performance of integration solutions.
• Monitoring performance, identifying bottlenecks, and optimising for speed, scalability, and efficiency.
• Maintaining detailed documentation of solutions, including technical specifications and deployment procedures. Documenting API endpoints, authentication methods, and usage examples, to ensure ease of use for internal and external developers.
• Work closely with cross-functional teams, including developers, system analysts, integration testers, and other stakeholders to align DevOps practices with project goals and timelines, fostering a culture of collaboration.
• Contribute to architectural decisions and provide input on cloud strategy, scalability, and interoperability.
• Ensure compliance with Australian Government security frameworks (e.g. ISM, PSPF etc)
• Staying up to date with emerging technologies, industry trends, integration patterns, and best practices, and applying this knowledge to optimise and enhance existing integration processes.
• Support change management and release coordination, ensuring integration components are deployed smoothly across environments.

About You

• Proven experience as a software developer, with solid programming skills in C#, .NET Core and SQL.
• Demonstrated experience in the Azure integration services including Azure Functions, Azure Service Bus, Azure logic apps, Event Grid, and Azure APIM
• Strong understanding of Microsoft Azure services and tools, such as App Service, Azure Functions, and cloud storage technologies.
• Experience in developing secure modern web services with Authentication & Authorization using schemes such as OAuth, OpenID and JWT
• Experience with microservices, data transformation and interoperability standards (e.g. JSON, XML, REST, SOAP) or other API technologies such as gRPC and GraphQL.
• Strong understanding of RESTful API design principles and experience with API frameworks and tools.
• Familiarity with databases, data structures, and integration patterns.
• Experience with API testing tools and methodologies.
• Effective communication skills for collaborating with both technical and non-technical stakeholders.
• Demonstrated ability to build and maintain effective working relationships in cross-functional teams.
• Excellent problem-solving skills and attention to
• Proven ability to engage with diverse stakeholders including legal, policy, technical, and operational teams.
• Understanding of Australian Government security frameworks (e.g. ISM, PSPF) and privacy legislation.

If this sounds like you, wed love to hear from you.

Working in defence means being part of a team that values collaboration, problem-solving, and purpose-driven work. You'll have the chance to develop your skills, tackle meaningful challenges, and contribute to something that makes a real difference.