At Centorrino Technologies (CT), we’re more than just tech—we’re a community that goes beyond expectations. We’ve been recognised as a Great Place to Work in 2025 and Top 5 Inspiring Workplaces for 2026, with an outstanding eNPS score of 68. And we’re not stopping there. We're on a mission to redefine the customer experience, and we are seeking an experienced Integration .NET Developer to join a dynamic technology team working on the development and delivery of integrated business solutions.
In this role, you will be responsible for designing, developing and supporting integrations between multiple systems, helping to deliver reliable and scalable solutions within a modern .NET environment. You will work across application development, APIs, data interchange and integration architecture while collaborating closely with technical teams and business stakeholders. This role is a 12-month fixed term contract based in Darwin, NT.
Requirements
What You'll Do
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Design, develop and support system-to-system integrations using C# and .NET.
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Build and maintain integrations supporting two-way data interchange between systems.
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Develop and consume REST APIs and work with JSON and XML data formats.
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Apply appropriate integration patterns and architectural approaches to deliver robust solutions.
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Work across .NET Framework and modern .NET/Core environments, including .NET 6+.
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Contribute to technical architecture, application design and programming activities.
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Develop clean, maintainable and well-tested code.
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Write and maintain unit tests to ensure solution quality and reliability.
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Work with Git and CI/CD pipelines to support effective development and release practices.
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Collaborate with Business Analysts during requirements gathering and solution design.
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Work closely with project teams, technical leads and stakeholders to deliver integration outcomes within agreed timeframes.
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Use issue tracking tools such as Jira to manage development activities and defects.
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Contribute to technical documentation, including functional specifications, technical designs and database models.
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Support troubleshooting, integration testing and resolution of technical issues.
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Contribute to other software development activities as required by the project team.
What You'll Bring
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5+ years of commercial experience in C#/.NET development.
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5+ years of experience designing, building and supporting system integrations.
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Proven experience integrating two or more systems, ideally including two-way data interchange.
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Strong experience across .NET Framework and modern .NET/Core, including .NET 6 or later.
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Strong understanding of REST APIs, JSON, XML and integration patterns.
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Experience with Git, CI/CD and modern software development practices.
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Demonstrated experience writing unit tests and delivering high-quality production code.
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Experience working with Jira or similar issue-tracking tools.
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Strong understanding of technical architecture, application design and software development principles.
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Experience working collaboratively with Business Analysts to understand and translate requirements into technical solutions.
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Ability to produce and interpret technical documentation, including technical designs and functional specifications.
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Understanding of Dependency Injection and application architecture.
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Understanding of system architecture across client, presentation, business, service, data and database layers.
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Experience with WPF/XAML, web applications or SPA development would be advantageous.
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Exposure to infrastructure concepts including web servers, databases, service accounts, DNS and virtual environments would be beneficial.
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Understanding of networking and application security principles.
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Relevant qualifications in IT, Computer Science, Software Engineering, or equivalent professional experience.
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Strong communication, organisational and stakeholder engagement skills.
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A proactive, accountable and collaborative approach with strong problem-solving and critical-thinking abilities.
Benefits
Why You'll Love Working Here:
Our company is more than just a workplace, it's a hub of inspiration and creativity where employees love to work! Here's why:
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Extensive training and development opportunities that enable continual growth as part of your career planning.
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Extensive discounts and benefits to maximise your money.
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A choice of your IT equipment to maximise your success and access to cost-price tech for your personal needs.
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Fun team events to celebrate achievements and connect with colleagues outside work as part of our engaging culture.
CT celebrates diversity and enables every voice to be heard as we drive to create the world we want. Apply today and be part of a team that values innovation, inclusivity, variety and diverse backgrounds.
Note: A valid Vulnerable People / Working with Children Check (WWCC) and Police Check are required.
