Company lists · Data verified August 2026

Top 25 Custom software development firms based in South Africa

Name: Custom software development firms based in South Africa
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 852 companies tracked

There are 852 custom software development firms headquartered in South Africa (RevenueBase, August 2026). RevenueBase tracks 6,188 professional contacts across them, including 2,126 with verified work emails and 268 with mobile numbers. Johannesburg is the largest hub.

This list covers custom software development firms headquartered in South Africa, 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.

852Companies

6,188Contacts tracked

2,126Verified emails

268Mobile numbers

Unlock all 852 companies Free account · no credit card · 2 minutes

The 25 largest custom software development firms based in South Africa

Ranked by team size

Top 25 of 852 custom software development firms based in South Africa, 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	Ioco Digital Application Development & Integration	Midrand	5,001-10,000	244	42
2	Appventurez	Johannesburg Northgate	201-500	196	53
3	Agile Bridge	Pretoria	51-200	165	108
4	scrums.com	Johannesburg	201-500	162	59
5	Dariel	Cape Town	51-200	156	116
6	Stixis Technologies	Johannesburg	201-500	156	36
7	Maxtra Technologies PVT LTD	Cape Town	51-200	120	4
8	Full Stack	Milnerton	51-200	110	4
9	Gendac Software, Innovations & IOT	Pretoria	51-200	100	72
10	ITQ Business Solutions PTY LTD	Midrand	201-500	84	51
11	Platform45	Johannesburg	51-200	80	58
12	Glucode	Johannesburg	51-200	76	41
13	Vibho Technologies	Johannesburg	51-200	72	14
14	Bitcube	Cape Town	51-200	71	33
15	The Gemini Solution	Cape Town	51-200	66	62
16	Headbyte	Cape Town	51-200	57	29
17	KRS Khanyisa Real Systems	Cape Town	51-200	56	34
18	I1 Solutions	Midrand	51-200	50	34
19	Open Vantage	Johannesburg	51-200	44	30
20	DAC Systems	Centurion	51-200	44	26
21	Enviro365 IT Solutions	Centurion	11-50	43	26
22	Lalandi Conclusion	Cape Town	51-200	40	28
23	PEPLA	City Of Tshwane	11-50	39	23
24	Neametrics PTY LTD	Johannesburg	11-50	30	2
25	Techzarlogy	Cape Town	11-50	29	15

Showing 25 of 852 custom software development firms based in South Africa

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 2,126 reachable decision-makers.

Free account · no credit card

See all 852 companies

Custom software development firms based in South Africa at a glance

As of Aug 28, 2026

1-10Median size (employees)

JohannesburgLargest hub · 192 HQs

268Contacts with mobile numbers

4Emails re-verified in last 30 days

Companies by employee count

1-10

577

11-50

229

51-200

201-500

5,001-10,000

Custom software development firms by metro

Metro	Companies
Custom software development firms in Johannesburg	192
Custom software development firms in Cape Town	149
Custom software development firms in Pretoria	80
Custom software development firms in Sandton	37
Custom software development firms in Centurion	37
Custom software development firms in Durban	27
Custom software development firms in Midrand	21
Custom software development firms in Randburg	18

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 firms”, with match quality audited by blind human judging, and headquartered in South Africa.
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; 4 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 firms are there based in South Africa?

There are 852 custom software development firms headquartered in South Africa as of August 2026 (RevenueBase).

What is the largest company on this list?

Ioco Digital Application Development & Integration, headquartered in Midrand, tops this list with the largest team on record.

Which city has the most custom software development firms?

Johannesburg leads with 192 headquartered companies, followed by Cape Town (149) and Pretoria (80).

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 2,126 verified decision-maker contacts tracked across these 852 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.

Ready to reach these companies? Verified emails and direct dials for all 852 custom software development firms based in South Africa. Start with a free account, no credit card.

Get the full list

Related lists

Custom software development firms by geography

Browse the directory

Browse: Companies home · All South Africa lists · All Custom software development firms lists · New lists

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.