The Trade Desk is a global technology company with a mission to create a better, more open internet for everyone through principled, intelligent advertising. Handling over 1 trillion queries per day, our platform operates at an unprecedented scale. We have also built something even stronger and more valuable: an award-winning culture based on trust, ownership, empathy, and collaboration. We value the unique experiences and perspectives that each person brings to The Trade Desk, and we are committed to fostering inclusive spaces where everyone can bring their authentic selves to work every day.

Do you have a passion for solving hard problems at scale? Are you eager to join a energetic, globally-connected team where your contributions will make a meaningful difference in building a better media ecosystem? Come and see why Fortune magazine consistently ranks The Trade Desk among the best small-medium-sized workplaces globally.

Research shows that while men apply to jobs when they meet an average of 60% of the criteria, women and other minorities tend to only apply when they check every box. So if you think you have what it takes, but don't necessarily meet every single point above, please still get in touch. We'd love to have a chat and see if you could be a great fit.

About the Team

We're looking for a Senior backend Engineer for our Data Services team. Our Data Services team empowers our customers (internal and external) to focus on their core business by providing them with privacy-safe, timely, reliable, and easy to use non-aggregated data. The software we write directs the flow of one of the largest and most valuable datasets on the Internet, making sure that the right data is available to the right users at the right time.



We're looking to hire a talented backend engineer who wants to hone their skills at true Internet scale.

Previous experience building high-throughput C# software on Docker / k8s in a multi-cloud environment is advantageous (but not essential) - we can train you.

About the Broader Technical Environment

We have dozens of individual, mission-focused teams working across a wide spectrum of technological challenges. You will have the opportunity, depending on your interests and aptitude, to work on large-scale distributed systems‑coordinating thousands of servers in cloud and physical data centers around the world, petabyte-scale data challenges, machine learning, advanced visualizations, and interactive user interfaces to name a few.

We have a multi‑cloud environment, and within our Development team we develop our client‑facing products utilising .Net / .Net Core, AWS, Javascript (React), gRPC, REST APIs, deployed using AWS running Docker containers, to name a few. However, we are open to Engineers who come from Java & C++ backgrounds as well We can also train you in Cloud platforms.

What You Will Do

- Our Sr Software Engineers are end‑to‑end owners. You will participate actively in all aspects of designing, building, and delivering products
- Develop with a variety of platforms and technologies, such Docker, Kubernetes, Gitlab, AWS, Azure, Aliyun, .NET Core, Java, Scala,



SQL Server (if you don't have experience in these, we will train you)
- Participate in design reviews and proof of concepts
- Contribute to solution design in line with our overall technical roadmap and industry best practice
- Sr Software Engineers contribute to more than our product they build up our team. Through a combination of mentoring and technical leadership, they make others better and raise the bar for those around them.

Who We Are Looking For

- Commercial development skills in OO programming (C#, Java or C++) and design (if you only have experience with one OO language, that's fine)
- Cloud-based platform experience (AWS, Azure or Aliyun) - If you don't have Cloud Platform experience, we will train you.
- Excellent understanding of Agile development methodology and development practices
- Understanding of designing web-based, service-oriented applications and integrated back‑office systems
- Experience in distributed source control system (such as Git)
- Microservices architecture experience is preferred but not essential

Key Attributes

- You have a sustained track record of making significant, self‑directed, and end-to-end contributions to large and impactful software projects. You think beyond just the task at hand to deeply understand the 'why' behind what you are doing.
- You understand engineering fundamentals. At our scale, many off-the-shelf techniques and existing technologies (open source and enterprise) simply don't work. You are able to work from first principles to evaluate solutions and adapt them to a unique environment.
- You are a broadly skilled Software Engineer accustomed to developing web services. You hav

📌 Senior Software Engineer (Sydney)
🏢 half the sky
📍 Sydney