Senior Software Engineer

Paytech Nexus; Sydney; On-site; AUD 120,000 - 180,000; Full time

Job summary

Marigold is a fast-growing marketing technology company delivering email, SMS, and marketing automation platforms. We build scalable software with a focus on reliability, performance, and delightful developer experience.

Senior Full Stack Engineers work in autonomous teams collaborating with UX designers, Product Managers, and other engineers to ship high-quality features and maintain systems as they scale.

Qualifications

• Strong experience shipping production-grade software and making critical architectural trade-offs.
• Expertise in .NET/C# development.
• Experience building and supporting cloud-native applications within AWS.
• Experience with relational databases and distributed systems.
• Knowledge of CI/CD, Test Driven Development (TDD), and software engineering best practices.
• Strong problem-solving skills and an ownership mindset.
• Ability to collaborate effectively with both technical and non-technical stakeholders.
• OpenSearch
• React & Next.js
• CI/CD
• Test Driven Development

Responsibilities

• Work collaboratively within a cross-functional team to deliver high-quality software solutions.
• Design, develop, and maintain scalable applications and services.
• Build clean, maintainable, and rigorously tested code.
• Deliver impactful features and essential fixes directly to production.
• Contribute to system architecture, technical design, and engineering best practices.
• Mentor engineers and champion high standards for code quality, testing, and delivery.
• Identify opportunities to improve performance, reliability, and developer experience.
• Help drive continuous improvement across the team and platform.

Skills

C# / .NET

AWS

Relational Databases

OpenSearch

React

Next.js

CI/CD

TDD (Test Driven Development)

Job description

Marigold is a fast-growing marketing technology company helping growing businesses build stronger customer relationships through its three core platforms: Emma, Campaign Monitor, and Vuture. We deliver powerful tools for email, SMS, and marketing automation that elevate engagement and drive real results. Marigold is headquartered in Nashville, Tennessee with offices in Sydney and London.

The Role

Senior Full Stack Engineers are an integral part of our autonomous, multi-disciplinary product teams, working closely with UX designers, Product Managers, and other software engineers to deliver quality, rock-solid customer experiences and scale our systems for ever-increasing growth. We work in small teams with clear objectives, which allows for accountability and transparency, and an expectation to support and maintain the software we create, including participation in an on-call rotation.

What You’ll Do

• Work collaboratively within a cross-functional team to deliver high-quality software solutions.
• Design, develop, and maintain scalable applications and services.
• Build clean, maintainable, and rigorously tested code.
• Deliver impactful features and essential fixes directly to production.
• Contribute to system architecture, technical design, and engineering best practices.
• Mentor engineers and champion high standards for code quality, testing, and delivery.
• Identify opportunities to improve performance, reliability, and developer experience.
• Help drive continuous improvement across the team and platform.

What You’ll Bring

• Strong experience shipping production-grade software and making critical architectural trade-offs.
• Expertise in .NET/C# development.
• Experience building and supporting cloud-native applications within AWS.
• Experience with relational databases and distributed systems.
• Knowledge of CI/CD, Test Driven Development (TDD), and software engineering best practices.
• Strong problem-solving skills and an ownership mindset.
• Ability to collaborate effectively with both technical and non-technical stakeholders.
• OpenSearch
• React & Next.js
• CI/CD
• Test Driven Development

Why Join Us?

Commercial Real Estate is a key part of Domain's portfolio, helping thousands of agencies and property professionals connect with buyers, sellers, tenants, and investors across Australia. You'll join a collaborative team working on meaningful products, modern technologies, and real customer problems while having the opportunity to make a significant impact on the future of the platform.

What's next?

We'll give your application the thoughtful attention it deserves and get back to you as soon as possible. If there's a match, one of our recruitment consultants will reach out so keep your phone handy! We're genuinely excited about the chance to work together and make a meaningful impact.