This selection of Australian IT services companies includes large professional services firms and technology solution providers. Deloitte Australia focuses on cyber security and digital marketing, while Accenture Australia specializes in digital transformation and operations optimization. FUJIFILM Business Innovation Australia offers document technology and software, and Planit provides quality engineering and assurance solutions. These companies primarily serve corporate and government clients across various sectors.
The companies listed are predominantly large enterprises, with several employing over 1,000 staff. Many of them, such as Probe CX (founded 1979), Data#3 (founded 1977), and NEC Australia (founded 1969), have been established for several decades, indicating a mature market for IT services in Australia. There is a concentration of headquarters in major cities like Sydney and Melbourne.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 |
Deloitte Australiadeloitte.com.au
A forward-thinking professional services firm focused on cyber security, virtual reality, digital marketing, and tech integration across various industries, aiming to make a meaningful impact |
7,674 | |||
| 2 |
Probe CXprobecx.com
Probe CX partners with businesses to create modern digital organizations, delivering exceptional customer experiences through technology, people, process, and data |
4,600 | |||
| 3 |
X-Teamx-team.com
Providing vetted, high-performing remote developers to integrate seamlessly with existing teams, enhancing engineering capabilities across diverse industries. |
2,737 | |||
| 4 |
FUJIFILM Business Innovation Australiafujifilm.com
We offer document technology, services, software, and supplies to help businesses work smarter, streamline processes, and leverage paper and electronic media for success |
2,533 | |||
| 5 |
Accenture Australiaaccenture.com
Global professional services company focused on digital transformation, operations optimization, revenue growth, and citizen services with a strong technology-driven approach |
2,305 | |||
| 6 |
Planitplanit.com
Global leader in quality engineering and assurance solutions, empowering businesses to enhance software quality and delivery processes through continuous growth and excellence |
1,931 | |||
| 7 | 1,413 | ||||
| 8 |
NCS Group Australiancs.co
Leading technology services firm in Australia, specializing in consulting, digital, and applications Part of APAC region's NCS Group, with a focus on creating impactful solutions |
1,293 | |||
| 9 |
Kinetic ITkineticit.com.au
An Australian leader in ICT managed services with over 1200 staff, specializing in government, corporate, resources, and utilities sectors, focusing on customer relationships and ITIL methodologies |
1,259 | |||
| 10 |
Leidos Australialeidos.com
Delivering complex technology solutions across defence, intelligence, aviation, and health markets through systems integration, maritime autonomy, airborne surveillance, and government ICT modernisation services. |
1,141 | |||
| 11 |
Stellarprobecx.com
A global customer experience management organization specializing in contact center outsourcing, CX consulting, automation, analytics, and co-innovation with clients |
1,118 | |||
| 12 |
Brennanbrennanit.com.au
An Australian systems integrator with operations in Australia and Asia, serving over 1,400 customers with a focus on digital transformation |
1,059 | |||
| 13 |
Atturraatturra.com
An Australian-based advisory and IT solutions provider offering end-to-end transformation services, including advisory, cloud services, data integration, and managed services, to clients worldwide |
1,049 | |||
| 14 |
Attra, a Synechron Companysynechron.com
A global technology services provider specializing in payments with over 25 years of experience, offering consulting, application management, and quality engineering services |
984 | |||
| 15 |
NEC Australianec.com.au
A global technology company providing world-class solutions and services in IT, networking, communication infrastructure, surveillance systems, and biometrics identification technologies |
883 | |||
| 16 |
Empiredempired.com
The company provides IT services and solutions to improve productivity, empower staff, and automate business processes for organizations of all sizes and industries |
851 | |||
| 17 |
NRI Australia & New Zealandnri-anz.com
Provider of transformative digital solutions through strategy, consulting, infrastructure, and managed IT services, with global reach and a passionate, customer-focused team |
846 | |||
| 18 |
Mantelmantelgroup.com.au
Next-gen consultancy specializing in AI, data, digital, security, and cloud solutions to transform business operations with a people-focused culture. |
786 | |||
| 19 |
SAGE Groupgotosage.com
Specialist industrial services provider leveraging digitalization to innovate, modernize, and improve operations for global organizations through automation, consulting, training, and engineering expertise |
764 | |||
| 20 |
PMY Grouppmygroup.com
Providing comprehensive technology infrastructure, experiential systems, and intelligence solutions to optimize operations and enhance live venues and major events worldwide. |
760 | |||
| 21 |
Interactiveinteractive.com.au
Leading Australian IT service provider specializing in Cloud, Cyber Security, Data Centres, Business Continuity, Hardware Maintenance, and Digital Workplace solutions with 600+ expert professionals |
749 | |||
| 22 |
Nexon Asia Pacificnexon.com.au
An award-winning digital consulting partner offering end-to-end solutions in security, cloud, and digital services to mid-market, enterprise, and government organizations |
726 | |||
| 23 |
Macquarie Technology Groupmacquarietechnologygroup.com
An Australian company specializing in data center, cloud, cyber security, and telecom services for mid-large businesses and government clients Known for exceptional customer service |
707 | |||
| 24 |
Ricoh Australiaricoh.com.au
A global provider of innovative digital technologies and services for smarter work environments, specializing in digital services, information management, and print solutions |
687 | |||
| 25 |
Aut么nomoautonomo.net.au
An Australian technology company specializing in automation, telemetry systems, solar solutions, specialized radio networks, and mining technology services with a focus on reliability and quality |
686 | |||
Want more companies than this list?This page shows the largest ones only. Connect to Tamtam to see every company that matches, filter by size, industry or growth, and reach their decision-makers. | |||||
| 26 |
Ambitionambitiongrouplimited.com
Specialized international recruitment firm with diverse expertise in various industries, providing career opportunities and personalized service to clients and candidates worldwide |
684 | |||
| 27 |
CorpTechtmr.qld.gov.au
CorpTech is the Queensland Government's provider of corporate applications, specializing in HR and finance solutions to improve efficiency and reduce costs |
652 | |||
| 28 |
DWSdws.hcltech.com
A leading Australian IT and Management Consulting Services Group offering a wide range of services to corporate and government clients |
638 | |||
| 29 |
Cenitexcenitex.vic.gov.au
We provide technology and services to support the Victorian Government in delivering efficient, modern, and secure solutions for the community |
637 | |||
| 30 | 618 | ||||
| 31 |
FUJIFILM Data Management Solutionsfujifilmdms.com
Specializing in personalized communication, our multi-channel approach helps organizations connect with customers to enhance their experience and drive loyalty |
566 | |||
| 32 |
Canon Business Services ANZbusiness.canon.com.au
Helps organisations grow by solving IT and operational challenges, optimizing, automating, and transforming with world-class process optimization and leading-edge IT services. |
560 | |||
| 33 |
Axiom Technologiesaxiomtechnologies.com
Providing tailored IT solutions including hardware, software, cloud services, managed support, network security, and professional IT consulting for enterprises. |
557 | |||
| 34 |
Versentversent.com.au
Australian technology company specializing in cloud native applications, data platforms, and services, with a customer-first approach and a focus on quality outcomes |
555 | |||
| 35 |
Compnowcompnow.com.au
Provides device management, procurement, infrastructure, backup, and technical integration services for corporate, government, education sectors, including onsite repairs. |
536 | |||
| 36 |
Think Future Technologiestftus.com
Provides global technology solutions, empowering businesses to achieve digital transformation goals through product engineering, enterprise solutions, and advanced technologies including AI/ML and RPA. |
535 | |||
| 37 |
Verisveris.com.au
Leading provider of spatial data services in Australia for private and public sectors, delivering innovative solutions through a highly-skilled team |
533 | |||
| 38 |
CITECservices.citec.com.au
Primary technology service provider for Queensland Government, offering ICT services such as security, data center, cloud, network, managed IT, and professional services |
508 | |||
| 39 |
Offshore Business Processingoffshorebusinessprocessing.com
An independent firm offering business process outsourcing services, helping companies relocate office jobs offshore in various industries to save on costs and remain competitive |
502 | |||
| 40 |
FTS Groupftsg.com.au
An advisory technology consulting firm helping over 600 clients in public and private sectors leverage technology for growth and success |
501 | |||
| 41 |
BAI Communicationsbaicommunications.com
Extensive broadcast network delivering TV and radio services, enabling 5G coverage, smart precincts, and mission-critical communications for various sectors. |
483 | |||
| 42 |
CNScns.global
This company specializes in Cloud, Networking, and Security solutions, with a focus on providing IT managed services and support globally |
474 | |||
| 43 |
Konica Minolta Australiakonicaminolta.com.au
A leading provider of integrated print and content management solutions, 3D and wide format technologies, focusing on productivity, cost reduction, security, and sustainability |
464 | |||
| 44 |
AC3ac3.com.au
A leading provider of secure cloud services, specializing in simplifying technology challenges and delivering secure cloud solutions to government agencies |
455 | |||
| 45 |
Bilyticabilytica.com
Specializing in IT manpower for Data Science, AI, SaaS products, and business growth through innovative software solutions, mobile apps, and digital platforms |
450 | |||
| 46 |
Oaktonservices.global.ntt
An Australian digital advisory and technology solutions organization, offering consulting services, data analytics, business applications, and digital solutions with global resources |
417 | |||
| 47 |
Telstra Purpletelstra.com.au
This company drives digital transformation for Australian and global businesses through collaborative, innovative solutions and unrivaled global partnerships |
409 | |||
| 48 |
Orro Grouporro.group
Australia鈥檚 leading digital infrastructure provider offers end-to-end solutions for over 400 businesses, emphasizing security, efficiency, agility, and personalized service |
406 | |||
| 49 |
Synergy Groupsynergygroup.net.au
A pragmatic consulting firm that collaborates with clients to deliver success through transformation, creative solutions, and lasting partnerships in Australia |
402 | |||
| 50 |
BCS Technology International Pty Ltdbcstechnology.com.au
Providing customized IT solutions in blockchain, AI, cloud, and analytics for diverse industries including travel, finance, healthcare, and government. |
401 | |||
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How this list is built
Every company on this list has a Tamtam company profile. The industry is the one the company gives on LinkedIn; categories such as SaaS or fintech are classified by Tamtam's AI from the company's website and LinkedIn page; and the headquarters city must match the company's own address. Companies are ranked by the number of employees on LinkedIn, and the list is refreshed every night. Classifications can be wrong, so treat the list as a starting point rather than an official ranking. Last updated Nov 11, 2026.
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