Company lists · Data refreshed September 2026

Top 25 Custom software development companies based in Johannesburg, South Africa

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

Compiled by the RevenueBase Data Team Data refreshed Sep 9, 2026 237 companies tracked

RevenueBase identified 237 company matches for custom software development companies associated with Johannesburg, South Africa as of September 2026 and tracks 1,641 professional contacts across them, including 651 with verified work emails and 57 with mobile numbers. Across South Africa, Johannesburg is the largest hub for this category.

This list covers company matches for custom software development companies associated with Johannesburg, South Africa, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 9, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 9, 2026 How this list was built

237Companies

1,641Contacts tracked

651Verified emails

57Mobile numbers

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The 25 largest custom software development companies based in Johannesburg, South Africa

Ranked by team size

Top 25 of 237 company matches for custom software development companies based in Johannesburg, South Africa, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 9, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Synthesis Software Technologies	Exact match	Johannesburg, South AfricaHQ recorded Sep 9, 2026	201-500	206 contacts →
	Exact match “Looking for real business value?” Recorded in the RevenueBase company graph · Sep 9, 2026 · View company records in RevenueBase
2	Psybergate PTY LTD	Exact match	Johannesburg, South AfricaHQ recorded Sep 9, 2026	51-200	121 contacts →
	Exact match “Psybergate is a South African software, solutions and skills company formed in and based in Johannesburg.” Recorded in the RevenueBase company graph · Sep 9, 2026 · View company records in RevenueBase
3	Platform45	Exact match	Johannesburg, South AfricaHQ recorded Sep 9, 2026	51-200	78 contacts →
	Exact match “At Platform45 we promote ideation, we collaborate, we “iterate-iterate-iterate”, and above all, we build things that matter.” Recorded in the RevenueBase company graph · Sep 9, 2026 · View company records in RevenueBase
4	Glucode	Exact match	Johannesburg, South AfricaHQ recorded Sep 9, 2026	51-200	74 contacts →
	Exact match “We are a company of dreamers, creators, and problem solvers who love to tinker with technology and see how it can improve the world around us.” Recorded in the RevenueBase company graph · Sep 9, 2026 · View company records in RevenueBase
5	Vibho Technologies	Exact match	Johannesburg, South AfricaHQ recorded Sep 9, 2026	51-200	71 contacts →
	Exact match “Elevate your business to new heights with our expertise!” Recorded in the RevenueBase company graph · Sep 9, 2026 · View company records in RevenueBase
6	Xiquel Group	Exact match	Johannesburg, South AfricaHQ recorded Sep 9, 2026	11-50	58 contacts →
	Exact match “Xiquel Group is a team of teams that specialise in different spheres.” Recorded in the RevenueBase company graph · Sep 9, 2026 · View company records in RevenueBase
7	Open Vantage	Exact match	Johannesburg, South AfricaHQ recorded Sep 9, 2026	51-200	45 contacts →
	Exact match “Build once.” Recorded in the RevenueBase company graph · Sep 9, 2026 · View company records in RevenueBase
8	Sintez Technologies	Exact match	Johannesburg, South AfricaHQ recorded Sep 9, 2026	51-200	40 contacts →
	Exact match “Founded in 2005, Sintez Technologies quickly became a known software development company that provides full range of customized software development services.” Recorded in the RevenueBase company graph · Sep 9, 2026 · View company records in RevenueBase
9	Webtonic Solutions	Exact match	Johannesburg, South AfricaHQ recorded Sep 9, 2026	11-50	35 contacts →
	Exact match “Webtonic is a South African software development company based in Johannesburg and Port Elizabeth.” Recorded in the RevenueBase company graph · Sep 9, 2026 · View company records in RevenueBase
10	Neametrics PTY LTD	Exact match	Johannesburg, South AfricaHQ recorded Sep 9, 2026	11-50	29 contacts →
	Exact match “neaMetrics is a technology-driven distribution company with strong software development skills.” Recorded in the RevenueBase company graph · Sep 9, 2026 · View company records in RevenueBase
11	S-Squared	Exact match	Johannesburg, South AfricaHQ recorded Sep 9, 2026	11-50	25 contacts →
	Exact match “S2 or ("S" squared), is a dynamic software solutions company, founded in 2010 upon a principle of providing solutions to business problems.” Recorded in the RevenueBase company graph · Sep 9, 2026 · View company records in RevenueBase
12	Rapidtrade Empowering YOU And Your Business	Exact match	Johannesburg, South AfricaHQ recorded Sep 9, 2026	11-50	25 contacts →
	Exact match “Rapidtrade, an innovative and established company that specializes in IT software.” Recorded in the RevenueBase company graph · Sep 9, 2026 · View company records in RevenueBase
13	Blue Bean Software	Exact match	Johannesburg, South AfricaHQ recorded Sep 9, 2026	11-50	23 contacts →
	Exact match “Blue Bean Software is a leading software development company providing custom solutions for both large corporate enterprises and startups.” Recorded in the RevenueBase company graph · Sep 9, 2026 · View company records in RevenueBase
14	Intelligent Operations Decision INC	Exact match	Johannesburg, South AfricaHQ recorded Sep 9, 2026	201-500	23 contacts →
	Exact match “Decision Inc.” Recorded in the RevenueBase company graph · Sep 9, 2026 · View company records in RevenueBase
15	Cubezoo	Exact match	Johannesburg, South AfricaHQ recorded Sep 9, 2026	11-50	22 contacts →
	Exact match “Welcome to CubeZoo - Empowering Businesses with Smart Technology Solutions!” Recorded in the RevenueBase company graph · Sep 9, 2026 · View company records in RevenueBase
16	Etihuku	Exact match	Johannesburg, South AfricaHQ recorded Sep 9, 2026	51-200	22 contacts →
	Exact match “eTihuku is more than a technology solutions company.” Recorded in the RevenueBase company graph · Sep 9, 2026 · View company records in RevenueBase
17	Appstrax Technology PTY LTD	Exact match	Johannesburg, South AfricaHQ recorded Sep 9, 2026	11-50	21 contacts →
	Exact match “Is your business losing time, money, and opportunities to clunky, outdated software?” Recorded in the RevenueBase company graph · Sep 9, 2026 · View company records in RevenueBase
18	Frostbyte	Exact match	Johannesburg, South AfricaHQ recorded Sep 9, 2026	11-50	21 contacts →
	Exact match “Frostbyte (Pty) Ltd is a South African 100% BEE owned and black managed technology company that was founded in 2013 by Divash Singh.” Recorded in the RevenueBase company graph · Sep 9, 2026 · View company records in RevenueBase
19	Elula Online	Exact match	Johannesburg, South AfricaHQ recorded Sep 9, 2026	11-50	19 contacts →
	Exact match “Elula is a custom coding and design company creating and hosting the best web solutions suited to our client’s budget and needs rolled into one.” Recorded in the RevenueBase company graph · Sep 9, 2026 · View company records in RevenueBase
20	Tirisan Tech Solutions	Exact match	Johannesburg, South AfricaHQ recorded Sep 9, 2026	11-50	17 contacts →
	Exact match “Tirisan Tech Solutions was established to provide leading edge intelligent technical solutions and consulting services such as software solutions, consulting services and…” Recorded in the RevenueBase company graph · Sep 9, 2026 · View company records in RevenueBase
21	Fingerprints Software	Exact match	Johannesburg, South AfricaHQ recorded Sep 9, 2026	11-50	13 contacts →
	Exact match “We provide innovative software development and design solutions that accelerate the possibilities of new and improved technologies with focus on Java Open Source Solutions.” Recorded in the RevenueBase company graph · Sep 9, 2026 · View company records in RevenueBase
22	Muse Consultancy Services	Exact match	Johannesburg, South AfricaHQ recorded Sep 9, 2026	51-200	13 contacts →
	Exact match “Muse Consultancy Services is a technology talent and workforce solutions company helping organisations build, manage, and scale high-performing technology teams.” Recorded in the RevenueBase company graph · Sep 9, 2026 · View company records in RevenueBase
23	BRAVE	Exact match	Johannesburg, South AfricaHQ recorded Sep 9, 2026	11-50	11 contacts →
	Exact match “Brave Digital is a Creative Technology company that solves business problems with software.” Recorded in the RevenueBase company graph · Sep 9, 2026 · View company records in RevenueBase
24	Just Client Consulting	Exact match	Johannesburg, South AfricaHQ recorded Sep 9, 2026	11-50	11 contacts →
	Exact match “We believe innovation in technology will fundamentally transform the daily operations of business from small, medium and large enterprises across South Africa and Africa, which is…” Recorded in the RevenueBase company graph · Sep 9, 2026 · View company records in RevenueBase
25	Pkasti Technologies	Exact match	Johannesburg, South AfricaHQ recorded Sep 9, 2026	11-50	11 contacts →
	Exact match “We promise to bring the best technology solution for your business.” Recorded in the RevenueBase company graph · Sep 9, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “custom software development companies”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 237 custom software development companies based in Johannesburg, South Africa

See the full list, filter by size, metro and specialty, and access 651 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Custom software development companies based in Johannesburg, South Africa at a glance

As of Sep 9, 2026

39.7%Verified-email coverage

3.5%Mobile-number coverage

6.9Average contacts per company

1-10Median size (employees)

Sep 9, 2026Page data refreshed

Companies by employee count

1-10

154

11-50

51-200

201-500

Freshness & accuracy

How recently the business emails were verified and the company information checked

Email last verified

Median 11.0d

5850–30

6031–60

061–90

290–180

4180+

Company record updated

Median 64.0d

00–30

80731–60

63661–90

10690–180

92180+

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies: Company records associated with Johannesburg, South Africa whose business descriptions match “custom software development companies” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch: Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview: The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality: RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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: Every displayed company carries at least one verified work email. RevenueBase tracks 651 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh: This page's figures were pulled from the company graph on September 9, 2026. Lists refresh periodically as the graph is re-checked.
Record context: Company records and descriptions can change. Check the company's website for its current services and locations.

Custom software development companies by metro in South Africa

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “custom software development companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many custom software development companies are there based in Johannesburg, South Africa?

RevenueBase identified 237 company matches for custom software development companies associated with Johannesburg, South Africa as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Synthesis Software Technologies tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city in South Africa has the most custom software development companies?

Johannesburg leads South Africa with 170 company records, followed by Cape Town (132) and Pretoria (77).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 651 professional contacts with verified work emails tracked across these 237 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 9, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 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 with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.