Hire Manual Testing engineers

Ensure software quality and reliability with expert manual testing engineers. Detect and resolve critical bugs—hire now and onboard quickly.

1.5K+
fully vetted developers
24 hours
average matching time
2.3M hours
worked since 2015
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Hire remote Manual Testing engineers

Hire remote Manual Testing engineers

Developers who got their wings at:
Testimonials
Gotta drop in here for some Kudos. I’m 2 weeks into working with a super legit dev on a critical project and he’s meeting every expectation so far 👏
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Francis Harrington
Founder at ProCloud Consulting, US
I recommend Lemon to anyone looking for top-quality engineering talent. We previously worked with TopTal and many others, but Lemon gives us consistently incredible candidates.
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Allie Fleder
Co-Founder & COO at SimplyWise, US
I've worked with some incredible devs in my career, but the experience I am having with my dev through Lemon.io is so 🔥. I feel invincible as a founder. So thankful to you and the team!
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Michele Serro
Founder of Doorsteps.co.uk, UK
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How to hire Manual Testing engineer through Lemon.io

Place a free request

Place a free request

Fill out a short form and check out our ready-to-interview developers
Tell us about your needs

Tell us about your needs

On a quick 30-min call, share your expectations and get a budget estimate
Interview the best

Interview the best

Get 2-3 expertly matched candidates within 24-48 hours and meet the worthiest
Onboard the chosen one

Onboard the chosen one

Your developer starts with a project—we deal with a contract, monthly payouts, and what not

Testimonials

Going step further to find a right fit.

I was impressed by the detail with which the feedback was taken and selection of candidates provided to fit our startup. not a lot of firms care about the details, but they are doing a phenomenal job to find the right fit. would recommend anyone at the early stage as its extremely important to get the right candidates who define the company culture

Darshan Sonde

If your looking to find top developer resource, Lemon.io is the place.

Lemon.io has been a game changer for us. Speed, clarity, and quality were there from day one, but what really impressed me was how much they care about getting the right fit, not just filling a role.

We had some specific requirements, and the candidates surfaced were consistently high quality and well aligned. The team checked in regularly, handled onboarding smoothly, and genuinely went the extra mile to keep things simple.

It’s rare to find a service that combines great talent with great people. Lemon.io absolutely does both, and we’ll be continuing to work with them. Diana is a superstar.

Rashid Hussain

Great platform for finding vetted developers.

Lemon.io made it easy to connect with skilled developers quickly. The matching process was efficient and the support team was helpful throughout. The quality of developers is excellent thanks to their thorough vetting process. Highly recommend for startups needing reliable talent fast.

Tarik

Lemon provides access to great talent. Their platforms are good and I’ve found my account rep (Alina) to be super helpful and knowledgable.

Chris Freeberg

Lemon cares a tremendous amount about finding high quality developers that are the right long term fit. We had some specific requirements and Iryna was able to find some great options that were all really qualified. They checked in several times during the engagement and made sure the start and kickoff for the dev was well handled. Will be planning on working with them well into the future.

Grant Wilkinson

Superb support from day 1. Speed, clarity in communication, quality of candidates surfaced, going the extra mile to simplify things, making the entire process as easy as possible.

Special shoutout to Diana Tereshchenko who is fantastic and I was lucky to work with her.

Lemon.io is a game changer, for any founders but especially first-time founders like me.

Chris Lavoie

Everyone I have met at Lemon has been great. They’re responsive, helpful and transparent and the entire experience has been a pleasant one. I would recommend.

Barrett Daniels

Building our tech startup would not have been possible without Lemon.

We’ve been working for ~1.5 year with one of their full stack engineer from Brazil, Matheus, whom we strongly recommend. As 2 co-founders looking for moving our prototype product to a production level, Lemon has been amazing at guiding us through the selection process and then ongoingly whenever we had any questions or requests (thank you Andrew Bondar) – definitely recommend.

Baptiste

Absolutely love lemon.io. Their engineers are very high quality, really appreciate how lemon.io makes sure they meet employers standards and also love the customer support we received during the process. Highly recommended.

Mira Boora

What we do for you

Sourcing and vetting

Sourcing and vetting

All our developers are fully vetted and tested for both soft and hard skills. No surprises!
Expert matching

Expert
matching

We match fast, but with a human touch—your candidates are hand-picked specifically for your request. No AI bullsh*t!
Arranging cooperation

Arranging cooperation

You worry not about agreements with developers, their reporting, and payments. We handle it all for you!
Support and troubleshooting

Support and troubleshooting

Things happen, but you have a customer success manager and a 100% free replacement guarantee to get it covered.
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FAQ about hiring Manual Testing engineers

Where can I find Manual Testing engineers?

Of course, you can use traditional sources such as LinkedIn or Indeed, but you must also be extremely specific regarding requirements when posting. For instance, try highlighting industries and applications that are best aligned with your project requirements. Then, start exploring communities dedicated entirely to testing methodologies (especially in your tech stack).

It can be tricky to find engineers who are interested in manual testing as automation becomes more prevalent. If you find yourself lagging, try Lemon.io — we have everyone you may need at hand.

What is the no-risk trial period for hiring Manual Testing engineers on Lemon.io?

We get how vital a good tester can be; that’s why we at Lemon.io give clients up to 20 hours paid no-risk to help determine if this is the best candidate. This applies equally across any development or testing skill set, including manual testers. It lets you collaborate, checking whether their skills and how they interact as part of the team fit your unique needs.

Don’t worry if things aren’t perfect – a swift replacement is guaranteed with our zero-risk policy. It happens really rarely, but if this case exists, be sure that our team will do the business for you.

Is there a high demand for Manual Testing engineers?

As much as the software development industry moves towards automation, there is still a need for good manual testing practices. Manual testing is still the default quality assurance approach, especially in industries with user experience as a critical differentiator – like e-commerce, gaming, and healthcare, where (despite popular belief) all new software developments are meticulously checked by humans to surface those edge cases automated tests tend to miss.

This ongoing need for manual testers is related to the constraints of automated testing, particularly in usability and exploratory testing.

How quickly can I hire a Lumen developer through Lemon.io?

You’ll have access to pre-vetted, highly qualified QA talent within a timeframe of 48 hours. Further steps of the hiring process, such as additional meetings, if needed, might take a few days to finish. Many clients on Lemon.io are able to welcome their new Manual Testing engineer onto the team within a few days, which means you could experience similar results.

What are the main strengths of Lemon.io’s platform?

Lemon.io streamlines the entire process, from sourcing, interviewing, matching talent & final onboarding.

Lemon.io manages all of the paperwork and facilitates an efficient agreement process (contracts included). Our goal is for both sides (devs and clients) to focus solely on achieving shared objectives.

Every Lemon.io manual tester goes through a rigorous multi-stage, carefully constructed interview cycle to ensure the engineer(s) we present are seasoned, highly capable, and dedicated to quality above all else. Only 1% of applicants are able to join our vetted community, so be sure that the quality of the cooperation with our engineers is really high.

What is the vetting process for developers at Lemon.io?

Here at Lemon.io, we have extremely rigorous vetting practices, even when screening Manual Software Testers:

1. Applicants must complete a thorough application describing their experience and methodology employed when conducting QA tasks.
2. Lemon.io then compares every candidate’s CV against the one they may maintain publicly (often LinkedIn) and reviews prior accomplishments and existing portfolios to get a full picture of their experience.
3. We may use Coderbyte to measure competency when it comes to principles, different techniques, and any related workflow that our ideal candidate would understand. It’s a part of our screening calls and is a must for all testers.
4. At this point, shortlisted engineers are asked about the methodologies used in practice — often, real-life scenarios might be posed & simulated for the role during an in-depth technical discussion or live testing assignment with one of our internal QA specialists.

How can your business benefit from hiring a Manual Testing engineer?

Manual testing engineers have a knack for making sure that an application is good. Their skills guarantee the quality of software apps by running real-time testing to ensure they work correctly. This also gives insights into improving the app by identifying problems that may not always show up through automation.

So, if a company wants to make apps that are truly easy and simple for users to understand, then they need Manual testers, as these individuals provide benefits across all business domains. Just a few of them include areas such as gaming, platforms for collaborative teams, etc.

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Ready-to-interview vetted Manual Testing engineer are waiting for your request

Nataliia Stasiuk
Nataliia Stasiuk
Recruiter at Lemon.io

Hiring Guide: Manual Testing Engineers

Why Hire Manual Testing Engineers

Manual testing engineers play a critical role in ensuring software quality by validating functionality, usability, and performance through hands-on testing methods. Hiring experienced manual testers helps businesses deliver error-free products that meet customer expectations and regulatory standards. Unlike automated testing, manual QA engineers focus on exploratory, usability, and edge-case testing—identifying issues that scripts often miss. They provide an essential human perspective in verifying that applications behave as intended across multiple environments.

What Manual Testing Engineers Do

Manual testing engineers design and execute test cases, report defects, and collaborate with developers to ensure applications meet defined quality benchmarks. They test web, mobile, and desktop applications manually—without relying on automation scripts—to evaluate functionality, user interface, accessibility, and system stability. Their work ensures each release is thoroughly validated before deployment, reducing post-launch defects and user complaints.

Core Responsibilities of a Manual Testing Engineer

     
  • Analyze requirements and create detailed test plans and test cases.
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  • Perform functional, regression, smoke, integration, and user acceptance testing.
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  • Identify, log, and track software defects using bug-tracking tools like Jira or Bugzilla.
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  • Validate UI/UX consistency, performance, and compatibility across devices and browsers.
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  • Collaborate with developers, business analysts, and project managers during agile sprints.
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  • Conduct exploratory testing to uncover hidden issues and usability flaws.
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  • Participate in release readiness and post-production verification.
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  • Document test execution results and create reports for stakeholders.

Essential Technical Skills

     
  • Testing Types: Functional, Regression, Sanity, Smoke, Usability, Acceptance, and Compatibility Testing.
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  • Tools & Platforms: Jira, TestRail, Bugzilla, Trello, Zephyr, Confluence.
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  • Web & Mobile Testing: Chrome DevTools, Android Studio, Xcode, BrowserStack.
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  • Database Testing: SQL basics for data validation and backend verification.
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  • API Testing: Postman, Swagger (manual API validation).
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  • Documentation: Microsoft Excel, Google Sheets, and reporting tools for detailed defect tracking.
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  • Methodologies: Agile, Scrum, Waterfall, Kanban.
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  • Soft Skills: Attention to detail, critical thinking, communication, and analytical reasoning.

When to Hire Manual Testing Engineers

     
  • Your software requires human-based usability and exploratory validation.
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  • You’re developing applications with frequent UI/UX updates or complex workflows.
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  • You need QA support during early-stage product development before automation is feasible.
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  • Your product includes features that require subjective evaluation, such as user interfaces or accessibility elements.
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  • You want reliable manual validation before implementing automated testing pipelines.

Best Practices for Hiring Manual Testing Engineers

     
  1. Evaluate testing methodology knowledge: Candidates should understand Agile testing cycles and regression planning.
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  3. Check attention to detail: Test their ability to identify UI inconsistencies and subtle bugs.
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  5. Assess communication and reporting: Clear documentation and effective defect reporting are essential for QA collaboration.
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  7. Test scenario creation skills: Candidates should be able to design test cases from ambiguous requirements.
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  9. Consider domain expertise: Domain-specific knowledge (finance, healthcare, eCommerce, etc.) enhances test coverage quality.

Sample Interview Questions for Manual Testing Engineers

     
  1. “How do you prioritize which test cases to execute during regression testing?”
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  3. “What is the difference between smoke and sanity testing?”
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  5. “Can you explain your process for writing a test case from user requirements?”
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  7. “How do you ensure comprehensive test coverage in a sprint?”
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  9. “What’s your approach when a bug cannot be reproduced consistently?”
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  11. “How do you handle communication between QA and development teams in agile workflows?”

Architecture & Optimization Tips

     
  • Maintain detailed test case repositories for consistency across testing cycles.
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  • Combine manual and automated testing for maximum coverage and efficiency.
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  • Leverage exploratory testing sessions to uncover edge-case defects.
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  • Use bug triage meetings to prioritize issues based on impact and severity.
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  • Integrate manual testing into CI/CD pipelines for hybrid QA environments.

Related Lemon.io Pages for Complementary Roles

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Want to ensure flawless software releases with expert manual QA? Hire pre-vetted Manual Testing Engineers from Lemon.io to conduct precise, human-driven testing that guarantees user satisfaction and application stability.

Get Matched with Manual Testing Engineers

FAQ

 
What does a manual testing engineer do?
 
A manual testing engineer verifies software functionality, usability, and performance by executing test cases and identifying defects without using automation tools.
 
Is manual testing still relevant?
 
Yes. Manual testing remains essential for exploratory, usability, and visual testing where human judgment and creativity outperform automation.
 
How is manual testing different from automation testing?
 
Manual testing involves human execution of test cases, while automation testing uses scripts or tools to perform repetitive test tasks efficiently.
 
What industries rely heavily on manual testing?
 
Industries like finance, healthcare, education, and eCommerce depend on manual testing for UI/UX, compliance, and accessibility validation.