Company lists · Data verified August 2026

Top 25 Custom software development companies based in Australia

Name: Custom software development companies based in Australia
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 1,016 companies tracked

There are 1,016 custom software development companies headquartered in Australia (RevenueBase, August 2026). RevenueBase tracks 13,730 professional contacts across them, including 4,017 with verified work emails and 1,917 with mobile numbers. Sydney is the largest hub.

This list covers custom software development companies headquartered in Australia, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.

1,016Companies

13,730Contacts tracked

4,017Verified emails

1,917Mobile numbers

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The 25 largest custom software development companies based in Australia

Ranked by team size

Top 25 of 1,016 custom software development companies based in Australia, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	Epicor	Melbourne	1,001-5,000	5,868	2,554
2	Shaligram Infotech	Brisbane City	201-500	294	29
3	EB Pearls	Surry Hills	201-500	225	29
4	Rushkar Technology Pvt. Ltd.	Highton	51-200	165	2
5	Accubits Technologies INC	Melbourne	501-1,000	128	11
6	2base Technologies	Perth	51-200	117	8
7	Hashlogics	Brooklyn	51-200	106	6
8	Green Global IT Solutions Consulting	Wollongong	51-200	104	1
9	Webbrains Technologies Private LTD	Sydney	51-200	96	2
10	ITC Group	n/a	201-500	86	2
11	Oneit PTY LTD	Subiaco	51-200	85	4
12	Asterdio INC	Sydney	51-200	72	37
13	23 Digital	Baulkham Hills	51-200	69	40
14	Acropolis	Mullumbimby	51-200	64	3
15	Appello	Adelaide	51-200	55	13
16	GTS Infosoft	Sydney	51-200	49	21
17	Kuchoriya Techsoft	Sydney	201-500	45	1
18	Technogetic Pvt. LTD	Sydney	51-200	44	11
19	Layoutindex	Port Melbourne	51-200	43	2
20	Aurora Solutions	Surry Hills	51-200	34	12
21	Paragyte Technologies	Sydney	51-200	34	1
22	Synotive Technologies	Melbourne	51-200	33	23
23	Algosoft Apps Technologies P LTD	Taylors Lakes	51-200	32	1
24	SG Consulting Limited	Sydney	51-200	26	6
25	Wata Tech	Melbourne	51-200	21	1

Showing 25 of 1,016 custom software development companies based in Australia

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Custom software development companies based in Australia at a glance

As of Aug 28, 2026

1-10Median size (employees)

SydneyLargest hub · 184 HQs

1,917Contacts with mobile numbers

6Emails re-verified in last 30 days

Companies by employee count

1-10

563

11-50

354

51-200

201-500

501-1,000

1,001-5,000

10001+

Custom software development companies by metro

Metro	Companies
Custom software development companies in Sydney	184
Custom software development companies in Melbourne	154
Custom software development companies in Brisbane	64
Custom software development companies in Adelaide	50
Custom software development companies in Perth	33
Custom software development companies in Gold Coast	12
Custom software development companies in Parramatta	11

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “custom software development companies”, with match quality audited by blind human judging, and headquartered in Australia.
Ranking: Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification: Contact records re-verify on a rolling cadence; 6 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

How many custom software development companies are there based in Australia?

There are 1,016 custom software development companies headquartered in Australia as of August 2026 (RevenueBase).

What is the largest company on this list?

Epicor, headquartered in Melbourne, tops this list with the largest team on record.

Which city has the most custom software development companies?

Sydney leads with 184 headquartered companies, followed by Melbourne (154) and Brisbane (64).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 4,017 verified decision-maker contacts tracked across these 1,016 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph, the same data that powers RevenueBase's B2B data products and the free research portal.