.Net Engineer – Clearing Risk Platform, daily rate contract

ASX; Sydney; Hybrid; AUD 110,000 - 150,000; Full time

Job summary

ASX is a leading Australian securities exchange and data hub, offering a dynamic engineering environment. In this role you’ll build and maintain scalable .NET services, align with enterprise standards and collaborate with a cross-functional product team.

You’ll drive automation, improve logging and observability, and grow as a subject-matter expert in .NET tooling and modern DevOps practices within hybrid working arrangements.

Qualifications

• Solid experience building service-based applications in C#.
• REST-based hosting frameworks (ASP.NET, SpringBoot).
• Relational databases and SQL (SQL Server preferred).
• ORM frameworks (EF Core, Dapper, Hibernate).
• Strong collaboration and communication skills.
• Experience in Agile delivery environments.
• Understanding of DevOps concepts and tooling.
• Knowledge of automation testing and unit testing.
• Working knowledge of xUnit.

Responsibilities

• Build and maintain high-quality, scalable systems that align with enterprise engineering standards.
• Ensure data solution designs adhere to CI/CD, governance, quality and security.
• Work with experienced engineers to uplift current platform and introduce new products.
• Support accelerated delivery by implementing automation and standardized configuration management.
• Become a subject matter expert in .NET engineering tools, frameworks and practices.
• Collaborate with the product team to support business vision.
• Build and embed automated testing and validation.
• Support logging, monitoring and observability practices.

Skills

C#/.NET

REST APIs

SQL Server

Entity Framework

Agile delivery

Unit testing

xUnit

DevOps basics

Communication

Team collaboration

Tools

Kubernetes

GitLab

CI/CD pipelines

AWS

Job description

ASX: Powering Australia's financial markets

Why join the ASX?

When you join ASX, you’re joining a company with a strong purpose – to power a stronger economic future by enabling a fair and dynamic marketplace for all.

In your new role, you’ll be part of a leading global securities exchange with a strong brand. We are known for being a trusted market operator and an exciting data hub.

Want to know why we are a great place to work, click on the link to learn more.

www.asx.com.au/about/careers/a-great-place-to-work

We are more than a securities exchange!

The ASX team brings together talented people from a diverse range of disciplines.

We run critical market infrastructure, with 1 in 3 people employed within technology. Yet we have a unique complexity of roles across a range of disciplines such as operations, program delivery, financial products, investor engagement, risk and compliance.

We’re proud to foster a workplace where diversity is celebrated and inclusion is part of our everyday culture. Our employee-led networks champion LGBTIQ+ inclusion, promote gender equality, accessibility and wellbeing, inspire giving and volunteering, and celebrate cultural and religious events, creating a sense of belonging for all. As an AWEI Bronze employer and member of the Champions of Change Coalition for gender equality, we’re committed to a fair and inclusive workplace where everyone can thrive.

Your Responsibilities

• Build, and maintain high‑quality, scalable systems that align with enterprise engineering standards.
• Ensure data solution designs adhere to CI/CD, governance, quality, and security best practices.
• Work with experienced engineers to uplift current platform and introduce new products.
• Support accelerated delivery by implementing automation, standardised configuration management, and streamlined execution across environments.
• Become a subject matter expert in .NET engineering tools, frameworks, and practices.
• Collaborate with the product team to support business vision.
• Build and embed automated testing and validation.
• Support the development of logging, monitoring, and observability practices.

Must have

• Solid experience building service-based applications in C# (or equivalent OO language e.g. Java or typed Python)
• Solid experience with REST-based service hosting framework (e.g. in ASP.NET, SpringBoot)
• Solid understanding of conceptual, logical, and physical data modelling techniques.
• Good understanding of relational databases and SQL (preferably SQL Server)
• Experience with an ORM framework (EF Core, Dapper, Hibernate, etc...)
• Strong collaboration and communication skills.
• Demonstrated ability to work both independently and as part of a high-functioning team, with a continuous improvement mindset
• Experience working in Agile delivery environments.
• Understanding of devops concepts and tooling.
• Demonstrated strong communication, facilitation and analysis skills
• Understanding of automation testing and unit testing concepts and frameworks.
• Working knowledge xunit.

Nice To Have

• Markets Experience
• Experience with containerization and Kubernetes
• Knowledge of and experience with a CICD platform, pipelines, and tooling (Gitlab, Altassian suite, etc...)
• Prior experience working in cloud‑native engineering environments, ideally AWS.

We make hiring decisions based on your skills, capabilities and experience, and how you’ll help us to live our values. We encourage you to apply even if you don’t meet all the criteria of this role.

If you need any adjustments during the application or interview process to help you present your best self, please let us know at [e-mail].

At ASX Group, our diverse workforce is essential to build and maintain a fair and dynamic marketplace. We support flexible working and offer hybrid working options. Even if our roles are advertised as full-time, we encourage you to apply if you are interested in part-time or other flexible working arrangements.

We will arrange for successful candidates to have background checks, including reference and police checks, completed as part of the on-boarding process.

To be considered for this position, candidates must be legally authorised to work in Australia on a permanent basis without any restrictions.