Top Software Testing Companies for Security

Between them, the 15 software testing companies on this page cover information technology (8), financial services (7), education (6) and engineering (6). 15 of them have written a profile you can read before you get in touch.

1. 1

   

   Leo Technosoft

   Consumer Products & Services · Information Technology · Business Services · Also in Pune and Mumbai

   Leo Technosoft, known as LTS, is an IT services company that builds software products and business systems.

   Write a review
2. 2

   

   Arcturus Security

   Engineering · Cybersecurity · Cloud

   Arcturus Security is a cyber security consultancy. It helps organisations understand where their defences stand and how to improve them, working with clients that range from global…

   Write a review
3. 3

   

   Artifice Security

   Financial Services · Engineering · Cybersecurity · Also in Denver

   Artifice Security tests whether an organization's networks, applications, devices and staff can withstand a real attack.

   Write a review
4. 4

   

   Cyber Legion

   API

   Cyber security firm offering penetration testing, application security testing and vulnerability management for businesses

   Write a review
5. 5

   

   CyberSRC Consultancy LLP

   Information Technology · Financial Services · Vulnerability Management

   CyberSRC Consultancy LLP is a security auditing firm with CERT-In empanelment.

   Write a review
6. 6

   

   Digital Boundary Group

   Supply Chain, Logistics, and Transport · Information Technology · Financial Services

   Digital Boundary Group, part of DRT Cyber, is an IT security assurance firm founded in 2003.

   Write a review
7. 7

   

   Digital Defense

   Financial Services · Vulnerability Management · Education

   Digital Defense is a cybersecurity company that finds and manages security weaknesses in networks and web applications.

   Write a review
8. 8

   

   ditCraft

   Supply Chain, Logistics, and Transport · Consumer Products & Services · Information Technology

   ditCraft is a software testing company that offers testing as an outsourced service to software teams.

   Write a review
9. 9

   

   Edge Testing Solutions

   Automation · Retail · Telecommunications · Also in London and Birmingham

   Edge Testing Solutions is a software testing company that now trades as Resillion. It provides quality assurance, test automation and managed testing services to enterprises.

   Write a review
10. 10

    

    EMTAC

    Consumer Products & Services · Information Technology · Business Services · Also in Hyderabad

    Based in Hyderabad, India, EMTAC tests and certifies products for manufacturers in several sectors.

    Write a review
11. 11

    

    ENCODE

    Cybersecurity · Government · Retail · Also in Canada

    Cyber security analytics platform and managed detection and response services, recently acquired by Obrela Security Industries

    Write a review
12. 12

    

    HackTheOne

    Information Technology · Cybersecurity · Recommendations

    HackTheOne is a penetration testing and cyber security company.

    Write a review
13. 13

    

    HikeQA

    Information Technology · Business Services · Performance Testing · Also in Hawaii

    HikeQA is a quality assurance company that tests mobile apps, desktop software and websites, including how a website behaves on different devices.

    Write a review
14. 14

    

    ImmuneBytes

    Information Technology · Financial Services · Recommendations

    Smart contract audits lead the work of ImmuneBytes, a firm focused on blockchain security.

    Write a review
15. 15

    

    Iterators LLC

    Financial Services · Software Testing · Education · Also in Massachusetts and Boston

    Boston-based Iterators LLC tests websites, mobile apps, desktop programs and enterprise software for accessibility, which means checking whether people with disabilities can use a…

    Write a review

Articles

Related reading

Articles on this subject first, then the newest.

All articles

United States

15 Oct 2026 · TrustList Editorial

Microsoft's managed risk-remediation policy turns on from 28 October

Microsoft added a managed Conditional Access policy and security group to Entra ID P2 tenants. It switches from report-only to On after 30…

WordPress

13 Oct 2026 · TrustList Editorial

Bricksforge WordPress plugin flaw lets anyone upload files, now exploited

CVE-2026-85097 scores CVSS 10 in Patchstack's database and affects every release up to 3.1.8.9. It follows a password-reset flaw fixed in…

Docker

13 Oct 2026 · TrustList Editorial

Docker Hub fixes critical flaw that passed access tokens to new owners

Account-to-organisation conversion kept the old token secrets alive. Docker closed the hole in under four hours after a report and found no…