Mid-Level Developer

Interfi Systems PTY LTD; Australia; On-site; AUD 110,000 - 140,000; Full time

Job summary

Interfi Systems PTY LTD is seeking a Mid-Level Developer to join our Engineering Team in our CBD offices. You will translate requirements into working software, collaborating with senior developers and Business Analysts, and contribute to an Agile delivery process.

You will develop and maintain back-end services and APIs using C#/.NET, implement features with minimal supervision, and participate in code reviews and agile ceremonies to ensure quality and stability.

Qualifications

• 3+ years of professional experience in C#/.NET back-end development.
• Experience developing and consuming RESTful APIs.
• Strong understanding of relational databases and SQL.
• Familiarity with Git and CI/CD pipelines.
• Strong problem-solving and debugging skills.
• Effective communication and teamwork skills.

Responsibilities

• Develop and maintain back-end services and APIs using C# and .NET.
• Implement features, bug fixes and enhancements with minimal supervision.
• Write clean, testable and well-documented code.
• Participate in code reviews, both giving and receiving constructive feedback.
• Collaborate with Business Analysts to understand and clarify requirements.
• Investigate and resolve technical issues to maintain system stability.
• Participate in Agile ceremonies including stand-ups, sprint planning and retrospectives.

Skills

C#/.NET back-end

RESTful APIs

SQL relational databases

Git

CI/CD pipelines

Problem solving

Communication & teamwork

Tools

Azure

React or front-end frameworks

Job description

Full-time CBD

About the role

We are seeking a Mid-Level Developer to join our Engineering Team. You will be a reliable, autonomous contributor responsible for delivering quality features and enhancements on our core platform. Working alongside senior developers and collaborating with Business Analysts, you will translate requirements into working software and play an integral part in our Agile delivery process.

What you’ll do

• Develop and maintain back-end services and APIs using C# and .NET.
• Implement features, bug fixes and enhancements with minimal supervision.
• Write clean, testable and well-documented code.
• Participate in code reviews, both giving and receiving constructive feedback.
• Collaborate with Business Analysts to understand and clarify requirements.
• Investigate and resolve technical issues to maintain system stability.
• Participate in Agile ceremonies including stand-ups, sprint planning and retrospectives.

What we’re looking for

• 3+ years of professional experience in C#/.NET back-end development.
• Solid experience developing and consuming RESTful APIs.
• Good understanding of relational databases and SQL.
• Familiarity with Git and CI/CD pipelines.
• Strong problem-solving and debugging skills.
• Effective communication and teamwork skills.

Nice to have

• Experience in financial services or fintech.
• Familiarity with React or modern front-end frameworks.
• Exposure to Azure cloud services.
• Experience with Agile/Scrum methodologies.

How we hire

We keep our process clear and respectful of your time: a short intro call, a conversation with the hiring manager, a practical working session relevant to the role, and a final team conversation. We’ll always tell you where you stand.

Interfi Systems is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees — and are happy to provide accommodations during the hiring process, just let us know.