19 Top Tech Companies in Sydney – Built In

Sydney is one of Australia’s most populous cities and home to a thriving ecosystem of tech companies.
Both the Australian government and tech industry proponents are pushing the nation toward topping 1 million tech jobs. Sydney, the capital of the Australian state of New South Wales and one of the nation’s most populous cities, is playing a role in helping Australia approach that goal through it’s thriving, diverse tech culture. Here are some of the top tech companies in Sydney operating in sectors such as fintech, IT, software development, HR tech, big data and gaming.
Klaviyo’s AI-powered software platform equips brands to implement efficient marketing workflows and personalized, data-driven digital customer experiences. Klaviyo offers a library of more than 300 pre-built integrations so its technology can connect to and capture data from the other tools customers use. The company has an international footprint that includes a presence in Sydney, where team members serve Klaviyo customers throughout the Asia-Pacific region.
Chainlink Labs is a Web3 services company that develops technology and conducts research with the goal of “pioneering how the world connects to blockchains.” From software engineers to product and data science experts, Chainlink Labs brings together knowledgeable, experienced professionals from a range of disciplines to form a global team that supports Web3 solutions for gaming, trade and other applications.
Atlassian operates a suite of products including Jira, Bitbucket, Confluence and Trello, which facilitate collaboration, communication and efficiency for small startups, government offices and globally distributed teams alike. With Atlassian’s solutions, teams gain insights into project tracking, agile planning and code management to enhance collaboration processes. The company’s global headquarters is in Sydney. 
Atlassian Is Hiring | View Open Jobs
PagerDuty offers a versatile digital operations management platform used across a wide range of industries, providing enhanced visibility, incident management and system monitoring solutions. With over 700 integrations available, PagerDuty supports efficient digital operations for its diverse clientele, including well-known brands like Peloton and DoorDash. It operates offices across five continents, including a location in Sydney.
PagerDuty Is Hiring | View Open Jobs
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Mondelez International is a food and beverage tech company that centers its business around snack foods. Its manufacturing technology keeps brands like Oreo, Ritz, Cadbury and Toblerone relevant on a global scale. The company’s presence in Australia covers multiple manufacturing plants, making it one of the country’s largest food manufacturers.
Mondelez International Is Hiring | View Open Jobs
IMC is a trading platform with access to several global exchanges. The company was one of the first to understand the importance of tech in investing and continues to set trends in the financial services industry. IMC’s services vary regionally but in the Asia-Pacific region, it provides liquidity services on the APAC exchange.  
IMC Is Hiring | View Open Roles
Companies turn to monday.com for productivity solutions that enable employees throughout their organizations to become more efficient collaborators as they progress through projects and strategic goals. Its cloud-based platform gives businesses the ability to established tailored work experiences designed to meet the needs of teams ranging from sales and marketing to product development.
monday.com Is Hiring | View Open Jobs
Snap, the company behind the Snapchat mobile app, combines photography with communication services and social media. It offers users a platform to share videos, images and messages. The app also features the My AI chatbot, which uses OpenAI’s ChatGPT technology. The company provides a dynamic and interactive experience through its innovative integration of visual content and conversational AI.
Snap Is Hiring | View Open Jobs
Cash App is changing the way people move cash around. By facilitating money transfers between users within the Cash App platform and via linked bank accounts, users can send and receive money, with options that avoid service fees. The company also offers many banking services, like debit cards and direct deposits.
Cash App Is Hiring | View Open Jobs
Zoom offers a range of products that include a fully cloud-based video customer support contact center, virtual and hybrid event hosting, connected conference rooms to set up a space for constant videoconferencing capabilities and, of course, the classic 1:1 (or 1:many) Zoom video conference meeting. The company has pricing packages for individual users along with business customers of all sizes.
Zoom Is Hiring | View Open Jobs
Aristocrat makes gaming and gambling tech for mobile phone and casino games, including the Pixel United and interactive Anaxi online gaming franchises, as well as premium slot machine games like Dollar Storm. It operates ten creative studios and employs over 6,500 team members.
Aristocrat Is Hiring | View Open Jobs
Datadog’s software uses a client company’s digital footprint across servers, databases and other online interactions to monitor for potential cyber threats and optimize operations. It can monitor everything from infrastructure and network performance to cloud costs, and the platform works across a range of digital ecosystems like Amazon Web Services and Google Cloud
Datadog Is Hiring | View Open Jobs
InterSystems makes database management software that serves industries with complex needs, including healthcare, financial services and clinical laboratory science. Its cloud-first platforms are designed for agility and use smart data fabric, which is an approach to data architecture that “weaves” various sources of data together into a single cohesive system.
InterSystems Is Hiring | View Open Jobs
Keep ReadingTop Tech Companies in Melbourne
HiBob makes cloud-based HR software that manages all core HR processes and functions, from performance analysis and compensation to payroll and time off. It supports 360-degree performance reviews, runs salary and bonus reviews, and initiates surveys to collect employee feedback on management and engagement.
HiBob Is Hiring | View Open Jobs
Braze’s customer engagement platform helps better connect brands with their consumers. Using cross-channel communications, it works to increase engagement and transactions by initiating interactions with customers at specific, intentional moments. Strategies like dynamic segmentation, journey orchestration and a high level of personalization allow clients to customize everything their customers receive. 
Braze Is Hiring | View Open Jobs
GitLab is a software development platform that provides an open-source code repository and facilitates collaborative software building. It stores code online for users and tracks issues with code — all for free. GitLab generates revenue through membership and subscription plans that include advanced features and support services. 
GitLab Is Hiring | View Open Jobs
Explore Sydney’s Booming Tech SceneIT Companies in Sydney
Rokt makes e-commerce software for major enterprise clients like Live Nation, PayPal and Uber. The company couples ads with transactions so that customers encounter them once they’ve already paid — a time when Rokt says they’re more likely to respond to an ad. Using tailored upsells, a payments marketplace and post-purchase offers, Rokt leverages existing customers to increase monetization during checkout. 
Rokt Is Hiring | View Open Jobs
Qualtrics creates software for engaging customers and employees, as well as strategizing and designing new products. Its Experience Management Platform is able to measure employee and customer experiences, using metrics that help assess the lived experience of what it is like to be on a team or to be a customer. Qualtrics’ surveys are disseminated to gather data that helps client companies consider how to adjust their operational protocols. 
Qualtrics Is Hiring | View Open Jobs
NinjaOne offers a platform to manage IT operations like ticketing, help desk support and security. It handles monitoring, backup and patching, and the platform can be used for remote management. Everything in the NinjaOne software package can be accessed from a single dashboard with significant automation. 
NinjaOne Is Hiring | View Open Jobs
Rose Velazquez, Abel Rodriguez and Sara B.T. Thiel contributed reporting to this story.


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