Top QA & Software Testing Firms

Releases that break checkout, a mobile app that crashes on older Android phones, an API that slows under load: these are the failures QA and software testing companies are paid to catch first. They plan test strategy, write and run manual test cases, build automated suites in Selenium, Playwright, Cypress or Appium, and run performance, security and accessibility tests. Software teams hire them when developers are testing their own code, when release cycles are speeding up, before a major launch, or when an audit demands documented testing.

When comparing the firms below, look at the kinds of applications they test, the automation frameworks they work in, and whether testers join your sprints or work from a separate queue.

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We evaluate companies on verified profile data: services, pricing, locations, and portfolio. Client reviews are being collected. We may earn a fee for some placements. How we rank and verify

4,561 Companies

List of the Best QA & Software Testing Agencies

Cybercanny
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Located in Braga, Portugal, we are an energetic 360-degree digital service agency focused on providing outstanding digital solutions around the world. With our expertise in comprehensive digital strategies, we combine local knowledge with global innovation to enhance your business in the digital rea
Highlights
$1,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
10-49
Employees
Braga, Pt Sao Paulo, Pt
Services Provided+24 Services
6% Mobile App Development (iOS & Android)
3% QA & Software Testing
4% Custom Web Application Development
1% E-Commerce Development
AI Summary
“Cybercanny is a Portugal-based digital agency delivering comprehensive global digital strategies and solutions, facilitating seamless digital transformation to enhance and strengthen businesses across industries.”
starknovatech
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Fueled by Outcome Ownership, we transform disjointed workflows into organized Digital Operating Systems. Our culture emphasizes a system-oriented approach and consistent execution, guaranteeing that every technological framework we create is designed for scalable, measurable business growth and adhe
Highlights
$1,000+
Min Project Size
10-49
Employees
Services Provided+19 Services
7% Mobile App Development (iOS & Android)
8% QA & Software Testing
5% Custom Web Application Development
6% Mobile App UI Design
AI Summary
“Starknovatech designs scalable Digital Operating Systems that streamline workflows, emphasizing outcome ownership and operational excellence to drive measurable business growth in alignment with global standards.”
Temperies
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We are an Information Technology firm focused on developing tailored enterprise solutions since 2006. We consider ourselves Strategic Technology partners for our clients, providing optimal technological solutions to meet their needs and collaborating with them to shape the future. We have a presence
Highlights
$10,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
50-249
Employees
Coral Gables, Florida, Us
Services Provided+6 Services
6% Backend Development
8% Custom Web Application Development
3% QA & Software Testing
3% Frontend Development
AI Summary
“Temperies is an IT firm specializing in customized enterprise solutions and strategic technology partnerships, operating across America, Spain, and Argentina with a focus on people, culture, and quality.”
Aim Infosoft
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With over 12 years of industry experience, we specialize in IT and software development services. Our aim is to provide customers with not just visually appealing products, but also highly functional ones. We have assisted numerous small and large enterprises in their growth. Committed to leveraging
Highlights
$1,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
2-9
Employees
Services Provided+1 Services
17% Custom Web Application Development
14% E-Commerce Development
3% QA & Software Testing
33% Product UX Strategy
AI Summary
“Aim Infosoft offers over 12 years of expertise in IT and software development, delivering visually appealing and highly functional solutions to support global enterprise growth.”
Agency Leeds Ltd
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Agency Leeds is a UK-based digital media agency that focuses on creative media, specializing in software, mobile app and web development, as well as machine learning and AI. They offer a wide range of services, delivered either in-house or through reliable UK partners. Their offerings include data-d
Highlights
$5,000+
Min Project Size
$100-149/hr
Avg Hourly Rate
2-9
Employees
Leeds, England, Gb
Services Provided+9 Services
10% Custom Web Application Development
10% Mobile App Development (iOS & Android)
7% Backend Development
5% Frontend Development
AI Summary
“Agency Leeds Ltd. is a UK digital media agency offering extensive services in software, app development, AI, SEO, PPC, design, CRO, cloud management, and recruitment for diverse client needs.”
Optimizia
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We prioritize "data-driven," "smart," and "engaging" as the three core principles for our digital solutions. Optimizia provides data-driven and optimization-focused digital solutions. We create strategies for enhancing growth and optimization in various areas, including E-Commerce Cart, Conversion R
Highlights
$5,000+
Min Project Size
$25-49/hr
Avg Hourly Rate
10-49
Employees
Milton, Ontario, Ca
Services Provided+16 Services
3% Frontend Development
1% Blockchain & Web3 Development
3% Mobile App Development (iOS & Android)
5% E-Commerce Development
AI Summary
“Optimizia delivers data-driven digital solutions to optimize growth and operations across industries, leveraging machine learning to create smart, intelligent, and context-aware business transformations.”
Eternal Tech Sol
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Eternal Tech Sol focuses on advancing businesses through customized technology solutions. Collaborate with us for progress, innovation, and a superior technological advantage.
Highlights
$25-49/hr
Avg Hourly Rate
10-49
Employees
Services Provided+5 Services
10% Mobile App Development (iOS & Android)
13% Custom Web Application Development
3% QA & Software Testing
5% UX Research & Usability Testing
AI Summary
“Eternal Tech Sol delivers tailored technology solutions to drive business growth, innovation, and operational excellence, empowering clients with a competitive technological edge.”
Dinix Software
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Dinix Software assists leaders in designing, developing, and advancing software to foster growth. Our method integrates robust architecture with systematic delivery. We start with a discovery process to define objectives, align stakeholders, and mitigate uncertainties. Following that, we utilize sho
Highlights
$25-49/hr
Avg Hourly Rate
2-9
Employees
Services Provided+14 Services
3% Custom Web Application Development
1% CMS Development & Customization
3% API Development & Integration
2% SaaS Product Development
AI Summary
“Dinix Software partners with leaders to deliver custom software solutions, emphasizing robust architecture, quality, and flexible engagement for scalable, efficient, and secure digital growth.”
Craftelligence
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Craftelligence offers on-demand, pre-vetted software developers for both short-term and long-term contracts, with rates beginning at just $15 per hour. We also provide comprehensive project development services, managing all aspects from planning to execution and final delivery. Additionally, our pl
Highlights
$1,000+
Min Project Size
< $25/hr
Avg Hourly Rate
10-49
Employees
Services Provided+5 Services
15% Custom Web Application Development
8% Mobile App Development (iOS & Android)
10% API Development & Integration
5% E-Commerce Development
AI Summary
“Craftelligence delivers on-demand pre-vetted software developers and comprehensive project management, offering interview services and flexible engagement models for efficient team scaling and project completion.”
I
InnoSTARK
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InnoSTARK is a software engineering firm recognized by global companies for its exceptional product development, cloud solutions, and quality assurance. With over ten years of experience, we have created intricate systems for sectors such as healthcare, education, fintech, logistics, and enterprise
Highlights
$1,000+
Min Project Size
< $25/hr
Avg Hourly Rate
50-249
Employees
Services Provided+4 Services
10% Custom Web Application Development
7% Mobile App Development (iOS & Android)
7% API Development & Integration
3% Legacy System Modernization
AI Summary
“InnoSTARK is a global software engineering firm delivering reliable, scalable product development, cloud solutions, and quality assurance across diverse sectors with expert teams and ISO-compliant practices.”

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Top QA & Software Testing Firms

List of the Best QA & Software Testing Agencies

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