Top Software Testing Companies in Sofia

Ratings Updated: September 8, 2026

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Featured

What are Featured Providers?
Simform

4.8 86 reviews

Premier Verified

$25,000+

$25 - $49 / hr

1,000 - 9,999

Serves Sofia, Bulgaria

Services provided

20% AI Development

20% Cloud Consulting & SI

10% CRM Consulting and SI +5 services

10% Custom Software Development

10% E-Commerce Development

10% ERP Consulting and SI

10% Enterprise App Modernization

10% Mobile App Development

Simform is a software development and testing company that offers services including Application Quality Assurance and QA Testing. Across multiple reviews, clients commend Simform for their excellent project management, timely delivery, and effective communication. Approximately 100% of reviewers highlight their responsiveness and commitment, while around 20% suggest minor areas for improvement. Their technical expertise and alignment with client values consistently earn them high praise.

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Reviews mention Receptive
Clients consistently highlight Simform's receptiveness to feedback and flexibility throughout their projects. One client noted their team was 'always available, open to feedback,' and maintained effective communication via various tools. Another emphasized the smooth workflow established through regular updates and illustrated examples to overcome language barriers. Overall, the sentiment reflects a strong appreciation for Simform's collaborative approach and commitment to client satisfaction, despite minor challenges encountered during development.

Mobile App Development for Boating Social Platform

5.0 Jul 26, 2018

Overall, their team was flexible, receptive to feedback, and involved throughout our engagement. Plus, they are always available, open to feedback, and keep me in the loop about what’s going on, which is extremely useful.
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3 of 3 reviews are 5 stars

$50,000 – $199,999 avg. project cost

Reviewed 3 times in the past 6 months
In recent reviews, clients praised Simform for their professionalism, responsiveness, and commitment to long-term solutions. One client noted their 'strong communication practices' and timely delivery within budget, while another highlighted the team's proactive approach to understanding project needs. A CTO commended Simform's expertise in software development, emphasizing their ability to manage complex tasks independently. Overall, the sentiment is highly positive, though there are suggestions for improved end-user documentation.
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Industry Experience

Simform has garnered positive feedback across various industries, showcasing expertise in Education, Hospitality, Information Technology, and Financial Services. Reviews emphasize their strengths in project management, timely delivery, and responsiveness, leading to successful outcomes. Clients appreciate their ability to align with organizational needs, enhance user experiences, and develop scalable solutions. Overall, Simform is well-suited for clients in sectors prioritizing technical development, user-centric designs, and strategic collaboration.
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Utilities eCommerce Logistics & Supply Chain Wellness & Fitness Agriculture Media Consulting Human Resources Other industries Construction Legal Gaming Food & Beverages Other Industry Consumer Products Software Arts, entertainment & music Education Real estate Nonprofit Financial services Fitness Information technology Hospitality & leisure Advertising & marketing IT Services Healthcare Business services

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Average Project Cost Breakdown

$50,000 to $199,999 (21) $10,000 to $49,000 (16) $200,000 to $999,999 (14) Less than $10,000 (1)

What Clients Have Said
Clients consistently praise Simform for their exceptional cost-effectiveness and value for money. Many reviews highlight that their pricing aligns well with client budgets while delivering high-quality outcomes. For instance, one client noted that Simform's pricing fit their budget and provided good value for the cost. Another remarked on their ability to deliver projects within agreed timelines and budgets, emphasizing transparency and lack of hidden costs. Overall, the sentiment reflects satisfaction with the balance of cost and quality in Simform's services.
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QualityLogic

4.9 32 reviews

Premier Verified

$5,000+

$25 - $49 / hr

50 - 249

Serves Sofia, Bulgaria

Services provided

100% Application Testing

QualityLogic is a reputable company specializing in Software Quality Assurance and Testing Services, including App Testing and QA Testing. According to client reviews, QualityLogic is praised for their excellent communication and detailed documentation, with approximately 90% of responses highlighting their professional project management and adherence to budget. Clients frequently commend their flexibility and the successful implementation of testing protocols, underscoring QualityLogic's ability to enhance software quality and mitigate risks effectively.

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1 of 1 reviews is 5 stars

$50,000 – $199,999 avg. project cost

Reviewed 1 time in the past 6 months
Over the past six months, client feedback for QualityLogic reflects a strong positive sentiment, highlighting their effective support in achieving ADA compliance. A notable review from a Whatcom County Government specialist praised QualityLogic for their thorough audit and training, emphasizing their ability to articulate both the 'HOW' and 'WHY' of compliance, which facilitated widespread adoption of accessibility practices. While minor improvements in training scripting were suggested, the overall responsiveness and timely delivery of services were commended.
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Industry Experience

QualityLogic has demonstrated expertise in various industries including government, healthcare, IT, advertising, and education. Client feedback highlights their strengths in ensuring ADA compliance, enhancing software functionality through rigorous testing, and delivering quality assurance for complex applications. Overall sentiment is positive, particularly in government and healthcare sectors, where their responsive communication and thorough testing processes significantly improve compliance and user experience. Organizations seeking robust quality assurance and compliance solutions would benefit from QualityLogic’s proven track record.
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Advertising & marketing Software Other Industry Arts, entertainment & music Consulting Transportation Information technology Legal Healthcare Education Media Financial services IT Services Government Business services

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More responsive than most other service providers

QualityLogic is very responsive
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United States (26) Canada (1) Singapore (1) Spain (1)

This provider is fluent in 1 language:

English

This provider is available in 3 time zones:

Central Standard Time (CST)

Pacific Standard Time (PST)

Mountain Standard Time (MST)

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BetterQA

4.9 64 reviews

Premier Verified

$5,000+

Undisclosed

50 - 249

Serves Sofia, Bulgaria

Services provided

80% Application Testing

10% Application Management & Support

10% Other IT Consulting and SI

BetterQA is a dedicated software testing company that offers services like App Testing, QA Testing, and Software Quality Assurance. Across reviews, 100% of clients commend their strong understanding of business contexts and tailored QA solutions, resulting in improved software quality and reduced defect rates. Clients appreciate their timely delivery and seamless integration with internal teams, highlighting BetterQA's commitment to practical outcomes and client-focused service.

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Reviews mention Autonomous
BetterQA received highly positive feedback regarding its autonomous work capabilities, as exemplified by a client's experience where the team took on significantly more responsibility than initially projected. The client praised BetterQA's testers for their ability to manage their efforts independently, consistently meet deadlines, and deliver high-quality results. The overall sentiment reflects strong satisfaction with BetterQA's work ethic and the value provided, with no identified areas for improvement, highlighting their effectiveness in a collaborative environment.

Mobile App Testing for Children's Products Company

5.0 Jul 19, 2022

The team from Better QA were really really good testers, both of them took on way more responsibility than initially projected, and made major contributions to the overall test efforts supported by the NA team. They worked with relative autonomy, managed their efforts well, and reported excellent bugs to the software team.
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Industry Experience

BetterQA has demonstrated expertise across multiple industries including construction, real estate, banking, and eCommerce. Reviews highlight their strengths in delivering tailored QA solutions, improving operational efficiency, and enhancing software reliability. The overall sentiment is positive, with clients appreciating timely project management, strong communication, and the ability to adapt to unique industry needs. Companies in sectors such as fintech, media, and logistics particularly benefit from their comprehensive testing methodologies and proactive approach, making BetterQA a suitable partner for a wide range of projects.
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Construction Real estate Banks Other industries eCommerce Financial services Media Information technology Fitness Advertising & marketing Retail

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Average Project Cost Breakdown

$10,000 to $49,000 (19) $50,000 to $199,999 (10) Less than $10,000 (5) $200,000 to $999,999 (2)

What Clients Have Said
BetterQA is frequently praised for providing excellent value for money, with clients noting that their pricing aligns well with budgets while delivering high-quality services. One client remarked on their 'good value for cost,' while another highlighted that their engagement resulted in significant efficiency improvements. Overall sentiment reflects satisfaction with the affordability and effectiveness of BetterQA's solutions, with multiple clients expressing a willingness to re-engage due to the perceived return on investment.
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$4,500 Startups, Small Teams $7,500 Growing Businesses $9,000 Enterprises, Complex

BetterQA Independent Testing Solutions
Independent testing that tells you what's actually broken, not what you want to hear. We bridge the gap between developers who build it and business teams who sell it. Bottom line: we make sure your releases work so you can sleep at night.
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Scalefocus

4.9 39 reviews

Premier Verified

$1,000+

$50 - $99 / hr

250 - 999

Sofia, Bulgaria

Services provided

10% Application Testing

25% Custom Software Development

20% AI Development +3 services

20% Mobile App Development

15% Web Development

10% IT Managed Services

Scalefocus is a technology solutions company that specializes in software development, digital transformation, and system integration. Overall feedback is overwhelmingly positive, with clients praising their technical expertise, agile project management, and ability to integrate as part of internal teams. Approximately 90% of reviews highlight Scalefocus's strong engineering capabilities and seamless collaboration, while 80% note their commitment to understanding client needs and delivering tailored solutions that enhance operational efficiency and scalability.

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Reviews mention Establish clear expectations
Clients have noted the importance of establishing clear expectations in their partnerships with ScaleFocus. One client emphasized the need for mutual KPI definitions to ensure alignment, highlighting a previous lack of clarity in past vendor relationships. While the initial project phase adhered to a conservative plan-driven methodology, the transition to agile delivery improved responsiveness. Overall, the sentiment reflects satisfaction with ScaleFocus's commitment to communication and project management, despite initial challenges in expectation setting.

Custom ERP & Web Portal for Delivery Company

5.0 Jul 8, 2019

Once we presented our idea and objectives to ScaleFocus, they started planning and executing immediately. They were constantly communicating how the project was developing throughout the different stages. We were able to coordinate our actions, and the final products have been working impeccably since day one.
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Custom ERP & Web Portal for Delivery Company

5.0 Jul 8, 2019

The project was executed using a conservative plan-driven (waterfall) methodology. Although this gave us ease in overall budget planning and expenditure control we had to sacrifice agility in the overall scope. Especially during the first phases of execution it would have been better for both sides to test a more iterative development approach.
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3 of 3 reviews are 5 stars

$200,000 – $999,999 avg. project cost

Reviewed 3 times in the past 6 months
Recent reviews of Scalefocus reflect a strong overall sentiment, with clients praising their technical expertise, collaborative approach, and innovative solutions. A CTO highlighted the 'LLM-as-a-Judge' evaluation methodology as a standout feature that adds lasting value. The CEO of Bedrock Learning commended Scalefocus for their exceptional UX/UI design and seamless integration with internal teams, leading to a mission-critical platform. Overall, clients noted high satisfaction with delivery timelines and adaptability, despite initial alignment challenges.
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Industry Experience

Scalefocus has received positive feedback across various industries, showcasing their expertise in Education, Business Services, Energy & Natural Resources, Automotive, Gaming, Gambling, and Telecommunications. Clients commend their collaborative approach, technical proficiency, and ability to deliver tailored solutions that enhance operational efficiency and user experience. Overall sentiment is highly favorable, particularly in Education and Business Services, where Scalefocus's contributions significantly improved platforms and capabilities. Their diverse experience suggests a solid fit for projects in these sectors.
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Other industries Education Business services Energy & natural resources Automotive Gaming Gambling Information technology Hospitality & leisure Advertising & marketing Manufacturing Government Telecommunications Media

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Review Rating from Clients

4.9/5.0

Quality

4.8

Schedule

4.8

Cost

4.7

Willing to Refer

4.8

Local clients highlight Scalefocus's proficiency in developing tailored platforms, POS systems, and digital solutions that enhance operational stability, customer experience, and business growth. They value the company's responsiveness, technical depth, and seamless collaboration on multifaceted projects.
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Cleverix - Software Engineering

5.0 7 reviews

Verified

$5,000+

$25 - $49 / hr

10 - 49

Sofia, Bulgaria

Services provided

40% Application Testing

30% Mobile App Development

15% UX/UI Design +1 service

15% Web Development

Cleverix - Software Engineering is a specialized software testing company offering services like QA Testing, Software Quality Assurance, and Development Testing. Across their reviews, 100% of clients highlight their technical expertise, proactive communication, and seamless integration into existing workflows. Clients consistently commend their ability to deliver projects on time, improve testing coverage, and enhance product quality, with no areas for improvement noted.

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Industry Experience

Cleverix has demonstrated expertise across Information Technology, Logistics & Supply Chain, and Consumer Products. In IT, they excel in QA processes, microservices, and cloud development, consistently delivering high-quality results and improved testing coverage. In Logistics, they effectively developed tailored CRM solutions, enhancing operational efficiency. Their work in Consumer Products focused on robust QA for a gifting platform, streamlining go-to-market strategies. Overall, clients praise their professionalism, responsiveness, and technical proficiency, making them a strong fit for projects in these industries.
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Logistics & Supply Chain Consumer Products Information technology

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More responsive than most other service providers

Cleverix - Software Engineering is very responsive
They are a great candidate to start a conversation with. Send them a short message or project inquiry.
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United States (3) Bulgaria (2) England (1)

This provider is fluent in 3 languages:

Bulgarian

English

German

This provider is available in 3 time zones:

Greenwich Mean Time (GMT)

Eastern European Time (EET)

Eastern Standard Time (EST)

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$2,000 Essential QA $5,000 Enhanced QA $8,000

QA Managed Service
Cleverix’s QAaaS model delivers end-to-end QA services tailored to your needs. Our ISTQB-certified QA engineers match your technical requirements, handling sprint-based testing to complex automation. Prices are indicative and may vary. A customized offer will be provided following the free discovery phase to align with your specific needs.
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Featured

What are Featured Providers?
QAlified

4.9 21 reviews

Verified

Undisclosed

$25 - $49 / hr

10 - 49

Serves Sofia, Bulgaria

Services provided

100% Application Testing

QAlified is a distinguished software testing company specializing in Application Quality Assurance, Software QA, and Testing Services. With 100% positive feedback across reviews, clients commend their reliability, precision, and effective project management. Notably, 85% of reviewers highlight their excellent communication and adaptability, while 70% appreciate the alignment with company values and culture.

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Reviews mention Efficient
QAlified has received positive feedback regarding their efficiency in project execution. Clients noted that their testers integrated seamlessly with existing teams, supporting rapid development and quality assurance. Specific instances include timely responses and well-structured reports, which contributed to a high velocity of feature and content releases. The professionalism and proactive approach of QAlified's team were highlighted as key strengths, reinforcing their reputation as an efficient partner in various projects.

QA & Performance Testing for Geospatial Solutions Company

5.0 Mar 15, 2023

QAlified efficiently integrated into the team's Agile product development process with rolling releases. The testers responded timely and efficiently.
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IT Consulting & SI for Certification Exam Provider

5.0 May 10, 2021

We have regular meetings, calls and email exchanges so each step of the project can be quickly and efficiently implemented. I would definitely like to underline how efficient and professional the QAlified team has been acting from day one.
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14 of 15 Application Testing reviews are 5 stars

1 new review for Application Testing in past 6 months

$50,000 – $199,999 avg. project cost

Application Testing PROJECT HIGHLIGHT

App Testing for Content Creation Platform
5.0 — QAlified provides ongoing app testing and automation services for a content creation platform. The team builds and maintains test cases and documents test case failures. Read more
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Industry Experience

QAlified has demonstrated expertise across various industries, notably in healthcare, media, technology, and manufacturing. Clients commend their rigorous QA processes, effective communication, and the ability to deliver quality results on time. In healthcare, they excelled in performance and usability testing, while in media and technology, they showcased strong capabilities in security audits and automated testing. Overall, feedback reflects positive sentiment and a strong alignment of values, making QAlified a suitable partner for organizations seeking reliable QA services.
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Information technology Advertising & marketing Media Software Manufacturing Education Government Retail IT Services

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Average Project Cost Breakdown

Less than $10,000 (3) $10,000 to $49,000 (3) $50,000 to $199,999 (3) $200,000 to $999,999 (2) $1,000,000 to $9,999,999 (1)

What Clients Have Said
Clients consistently highlight QAlified's competitive pricing and excellent value for money. Feedback from multiple reviews indicates that the pricing fits budgets while delivering high-quality services. For instance, one client noted, 'Good value for cost,' while another emphasized that QAlified's services allowed for a '25% to 35% reduction in bugs.' Overall, clients express satisfaction with the financial investment relative to the quality and effectiveness of the outcomes achieved.
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Reactive Hive Ltd

5.0 11 reviews

$1,000+

$25 - $49 / hr

10 - 49

Sofia, Bulgaria

Services provided

100% Application Testing

Reactive Hive Ltd is a specialized software quality assurance company focused on application and software testing services, including QA testing, software validation, and app quality testing. The reviews highlight a 100% positive feedback rate, with clients consistently praising their seamless integration, detailed testing processes, and expertise in e-commerce platforms like Magento. Notably, 80% of reviewers emphasize their excellent communication and project management skills, fostering efficient workflows and rapid onboarding.

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Industry Experience

Reactive Hive Ltd demonstrates notable expertise in the eCommerce sector, focusing on QA and testing for platforms like Magento and Adobe Commerce. Clients commend their seamless integration, strong communication, and ability to deliver high-quality testing results. Additionally, they have expanded their services to other industries, including retail and B2B marketplaces, where their attention to detail and adaptability have been praised. Overall, Reactive Hive is particularly well-regarded in eCommerce, where their strengths significantly enhance project outcomes.
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IT Services Retail Software eCommerce

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$1,337 Fast & focused QA checks $2,337 Deeper, structured testing $4,242 Full coverage & ongoing QA support

Monthly QA Subscription
QA Subscriptions offer monthly testing hours designed to reduce your team’s QA workload and ensure robust coverage when you need it most. No long-term commitment required: choose a package that fits your needs. Scale your existing testing team and bridge capacity gaps with short-term support. Prioritise quality during peak delivery periods.
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1 of 1 Sofia-based review is 5 stars

Unknown avg. project cost for Application Testing services in Sofia

Application Testing project highlight

E-Commerce Software Testing for Furtniture Marketplace
5.0 — Reactive Hive was hired by a furniture marketplace to support their manual testing efforts. They're tasked with documenting new features, doing automated tests, and assisting in field tech issue Read more
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Review Rating from Clients

5.0/5.0

Quality

5.0

Schedule

5.0

Cost

5.0

Willing to Refer

5.0

Local clients emphasize Reactive Hive Ltd's ability to quickly adapt to project needs, providing detailed QA and bug resolution. Their responsiveness and smooth collaboration helped meet tight deadlines in e-commerce and digital growth initiatives.
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App Streams Ltd

5.0 9 reviews

$25,000+

$25 - $49 / hr

10 - 49

Sofia, Bulgaria

Services provided

15% Application Testing

30% Web Development

25% Mobile App Development +3 services

10% AI Development

10% IoT Development

10% UX/UI Design

App Streams Ltd is a software development company specializing in software quality assurance and application testing services. They are noted for their effective project management and high-quality deliverables, receiving 100% positive feedback across reviews. Clients appreciate their ability to handle complex tasks efficiently, with 80% of reviews highlighting their responsiveness and adaptability to client needs.

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Industry Experience

App Streams Ltd has demonstrated expertise across diverse sectors, including healthcare, information technology, consumer products, manufacturing, automotive, and media. Clients commend their exceptional project management, strong culture fit, and the ability to deliver high-quality, reliable solutions promptly. In healthcare, their contributions significantly enhanced product usability and operational efficiency. In IT and consumer products, they excelled in developing interactive platforms. Overall, clients express high satisfaction, indicating a strong fit for projects requiring innovative development solutions in these industries.
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Software Other industries Information technology Consumer products & services Healthcare Manufacturing Automotive Media

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More responsive than most other service providers

App Streams Ltd is very responsive
They are a great candidate to start a conversation with. Send them a short message or project inquiry.
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Bulgaria (4) United States (2) England (2)

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Review Rating from Clients

5.0/5.0

Quality

5.0

Schedule

5.0

Cost

5.0

Willing to Refer

4.5

Reviewers in Sofia commend App Streams Ltd for their expertise in developing complex web and mobile solutions, emphasizing their responsiveness and project management. Clients value their professionalism and cultural alignment, noting successful project delivery and ongoing communication improvements.
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Wiser Technology

4.9 42 reviews

$25,000+

$50 - $99 / hr

250 - 999

Sofia, Bulgaria

Services provided

10% Application Testing

70% Custom Software Development

20% IT Managed Services

Wiser Technology is a company specializing in Testing Services, including Software Testing and Software Quality Assurance. Reviews indicate a high level of satisfaction with their services, with 100% of feedback highlighting their skilled and dedicated QA testers and efficient project management. Clients appreciate their seamless integration and commitment to meeting project timelines.

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Industry Experience

Wiser Technology has demonstrable expertise in various industries, including telecommunications, information technology, and healthcare. Client feedback highlights strengths in software development, project management, and responsiveness, with notable success in delivering custom solutions and innovations. In telecommunications, they excelled in mobile app development, while in healthcare, their contributions enhanced product functionality. Overall, their commitment to excellence is acknowledged across industries, making them a suitable partner for diverse projects.
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Other industries Telecommunications Information technology Real estate Media Financial services Business services Education Advertising & marketing Energy & natural resources Healthcare IT Services

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Average Project Cost Breakdown

$10,000 to $49,000 (10) $50,000 to $199,999 (7) Less than $10,000 (6) $200,000 to $999,999 (4) $1,000,000 to $9,999,999 (2)

What Clients Have Said
Client feedback regarding Wiser Technology's cost and value for money reflects a positive sentiment, with multiple clients highlighting the company's pricing as fitting within their budgets. One client noted, 'Pricing fit our budget' and another mentioned 'good value for cost,' emphasizing that Wiser Technology delivers quality services at competitive prices. Overall, clients appreciate the balance of quality and affordability, often citing their satisfaction with project outcomes relative to the costs incurred.
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Bulgaria (20) Germany (5) United States (4) Finland (3) Canada (2) Switzerland (2) England (2) Ireland (1) Norway (1) Singapore (1) United Arab Emirates (1)

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Review Rating from Clients

5.0/5.0

Quality

5.0

Schedule

4.9

Cost

4.7

Willing to Refer

5.0

Local clients praise Wiser Technology for their expertise in web and app development, delivering complex projects like IoT platforms, streaming solutions, and healthcare apps with high quality and on time. They emphasize effective communication, flexibility, and a collaborative approach across diverse industries.
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Stanga

4.8 9 reviews

$5,000+

$50 - $99 / hr

250 - 999

Sofia, Bulgaria

Services provided

10% Application Testing

20% Custom Software Development

15% IT Staff Augmentation +5 services

15% Web Development

10% CRM Consulting and SI

10% Cloud Consulting & SI

10% Cybersecurity

10% Mobile App Development

Stanga is a software testing and development company with a strong focus on Application Testing and Software Quality Assurance. Reviews highlight a 100% positive feedback rate, praising their technical expertise, seamless team integration, and proactive problem-solving. Clients commend their efficient project management and adaptability, underscoring their commitment to delivering high-quality, cost-effective solutions.

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Industry Experience

Stanga1 has demonstrated expertise across various industries, including Software, Healthcare, Automotive, and Hospitality. In Software, they excelled in full-stack development and data architecture, leading to enhanced operational efficiency and user adoption. Their responsiveness and technical accuracy in Healthcare were noted, while in Automotive, they provided thorough technical audits and quality assurance. In Hospitality, their staff augmentation services facilitated timely project delivery and integration. Overall, Stanga1 is recognized for their technical proficiency, adaptability, and effective communication, making them a strong candidate for projects in these sectors.
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Software Healthcare Automotive Hospitality & leisure

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Average Project Cost Breakdown

What Clients Have Said
Stanga1 has received consistent feedback highlighting their strong value for cost. Clients have noted their 'good value for cost' in multiple reviews, emphasizing that their services provide tangible benefits, including increased efficiency and reduced implementation costs. One client specifically mentioned substantial cost savings due to leveraging cloud technologies. Overall sentiment reflects satisfaction with the financial investment, indicating that clients perceive Stanga1 as a cost-effective partner in achieving their project goals.
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1 of 1 Sofia-based review is 5 stars

Unknown avg. project cost for Application Testing services in Sofia

Sofia-based Application Testing project highlight

Web & Mobile App Dev for Software Development Company
5.0 — Stanga1 has developed a software development firm's web and mobile apps. They've managed the end-to-end development of the apps, processed and optimized large volumes of data, and built a cloud Read more
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Review Rating from Clients

5.0/5.0

Quality

5.0

Schedule

5.0

Cost

5.0

Willing to Refer

5.0

Clients in the Sofia area highlight Stanga's comprehensive technical capabilities, including mobile app creation and cloud infrastructure, which resulted in efficient, scalable solutions. They appreciate the company's proactive communication, flexibility, and focus on delivering high-quality, impactful results.
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NATEK

5.0 5 reviews

$250,000+

$50 - $99 / hr

250 - 999

Sofia, Bulgaria

Services provided

10% Application Testing

20% Application Management & Support

20% DevOps Managed Services +7 services

10% Computer Engineering

10% IT Managed Services

10% IT Staff Augmentation

5% AI Development

5% BI & Big Data Consulting & SI

5% Cloud Consulting & SI

5% Staffing

NATEK is an IT services company specializing in IT staffing, recruitment, and project management solutions. Across multiple reviews, clients highlight NATEK’s speed, flexibility, and effective communication, with 100% of reviewers noting their timely delivery and high-quality recruitment process. The company is praised for its strong cultural alignment and proactive approach to meeting client needs, with no significant areas for improvement mentioned.

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5 of 5 reviews are 5 stars

$200,000 – $999,999 avg. project cost

Reviewed 5 times in the past 6 months
In recent reviews, clients expressed high satisfaction with NATEK's performance, highlighting their effective communication, timely project delivery, and strong cultural alignment. For instance, a Credit Agricole representative praised NATEK for their proactive approach and high competence of IT specialists. Similarly, an HPE manager noted their professionalism and strong collaboration. Overall, clients appreciate NATEK's flexibility and responsiveness, with no significant areas for improvement identified in the last six months.
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Industry Experience

NATEK has garnered positive feedback across various industries, showcasing strong expertise in Banking, IT, Energy & Natural Resources, and Retail. Clients from the banking sector commend NATEK for its high competence in IT specialists and effective recruitment processes. In IT, NATEK is noted for timely project management and a strong cultural fit. The Energy sector praises their swift delivery in recruitment, while Retail highlights their flexible and goal-oriented approach. Overall, NATEK is highly regarded for its professionalism and adaptability across these sectors.
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Energy & natural resources Information technology Banks Retail

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Bulgaria (2) Poland (2) United States (1)

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Review Rating from Clients

5.0/5.0

Quality

4.5

Schedule

5.0

Cost

4.8

Willing to Refer

5.0

Clients in the area commend NATEK for delivering measurable results across project management and recruitment, emphasizing their fast, reliable service and seamless communication channels.
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SoCyber

5.0 13 reviews

$1,000+

$25 - $49 / hr

10 - 49

Sofia, Bulgaria

Services provided

10% Application Testing

10% Application Management & Support

10% BI & Big Data Consulting & SI +7 services

10% Blockchain

10% Corporate Training & Coaching

10% Cybersecurity

10% Graphic Design

10% Public Relations

10% Social Media Marketing

10% Web Development

SoCyber is a company specializing in Application Testing, specifically in security and penetration testing services. They are highly commended for their professional project management and efficient communication, consistently delivering quality work on time and within budget. Ninety percent of reviewers praise their reliability and technical expertise, although some suggest implementing a post-remediation verification phase.

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Reviews mention Detail-oriented
Clients have highlighted SoCyber's exceptional attention to detail, particularly in their penetration testing services. One client noted that SoCyber's meticulous approach not only identified vulnerabilities but also provided valuable insights tailored to their business needs. Their project management was praised for being highly professional, with consistent on-time delivery and responsiveness to client inquiries. Overall, the sentiment reflects a strong appreciation for SoCyber's commitment to quality and thoroughness in their work.

Cybersecurity Services for Software Development Company

5.0 Aug 13, 2023

What truly set SoCyber apart was a combination of their exceptional quality of work and their positive, client-centric attitude. The meticulous attention to detail they showed in their penetration testing of our internal ERP system was beyond our expectations. They not only identified and remediated vulnerabilities but also provided insights and recommendations that demonstrated a deep understanding of our business needs and industry standards. Their attitude was equally impressive. Throughout the project, they maintained a proactive, collaborative approach, always eager to understand our unique requirements and to tailor their services accordingly.
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Industry Experience

SoCyber has demonstrated strong expertise in the information technology, software, consulting, and financial services sectors. Clients consistently praise their professionalism, efficient project management, and the ability to identify and remediate security vulnerabilities effectively. Positive feedback highlights their thorough penetration testing, regulatory compliance support, and strong communication. Overall, SoCyber is well-suited for companies in these industries, particularly those seeking to enhance cybersecurity measures and ensure compliance with industry standards.
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Information technology Software Consulting Financial services IT Services

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Bulgaria (8) England (2) United States (1)

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Review Rating from Clients

5.0/5.0

Quality

5.0

Schedule

5.0

Cost

5.0

Willing to Refer

5.0

Clients in Sofia praise SoCyber for their expertise in complex security audits, penetration testing, and regulatory compliance across diverse industries, including banking and aviation. They emphasize the company's professionalism, timely delivery, and ability to handle sensitive, high-stakes projects with thorough, clear reporting.
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DSS - Digital and Software Solutions

5.0 4 reviews

$10,000+

$25 - $49 / hr

50 - 249

Sofia, Bulgaria

Services provided

10% Application Testing

40% IT Staff Augmentation

20% Web Development +4 services

15% Custom Software Development

5% Application Management & Support

5% IT Managed Services

5% Other IT Consulting and SI

DSS - Digital and Software Solutions provides comprehensive services in software development, ServiceNow development, and consulting. The company has received positive feedback for their professional project management, effective automation of processes, and responsive team. Their expertise in App Testing and QA Testing has been highlighted, with clients appreciating the swift response to needs and high project success rates.

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Industry Experience

DSS - Digital and Software Solutions has demonstrated expertise across diverse industries, including Banking, Education, and Information Technology. Clients commend their ability to enhance customer satisfaction in banking, develop robust cybersecurity platforms and business process management tools in education, and efficiently deliver DevOps solutions in IT. Overall sentiment reflects strong satisfaction, highlighting strengths in project management, flexibility, and alignment with client values, making them a suitable partner for businesses seeking reliable digital and software solutions.
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Information technology Banks Research

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Average Project Cost Breakdown

$200,000 to $999,999 (1)

What Clients Have Said
Clients consistently highlight DSS - Digital and Software Solutions for their competitive pricing and strong value for money. A banking department noted their selection was driven by 'pricing fit our budget' and 'good value for cost.' Similarly, a university professor emphasized their 'pricing fits our budget' and 'good value for cost.' Overall, the sentiment reflects satisfaction with both the affordability and the quality of services provided.
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Review Rating from Clients

5.0/5.0

Quality

5.0

Schedule

5.0

Cost

5.0

Willing to Refer

5.0

Local clients praise DSS - Digital and Software Solutions for their expertise in developing complex banking and cybersecurity platforms, delivering tailored solutions on time, and maintaining excellent communication. They emphasize the company's reliability, flexibility, and ability to handle diverse, high-stakes projects effectively.
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MyApp.BG

5.0 1 review

$5,000+

$50 - $99 / hr

2 - 9

Sofia, Bulgaria

Services provided

10% Application Testing

80% Mobile App Development

10% Application Management & Support

MyApp.BG is a development company known for designing and developing applications from scratch. Positive feedback highlights their client-focused approach and competitive pricing, with 100% of reviewers noting satisfaction with the project's outcome and the company's responsiveness. However, there's a suggestion for improved advertising to enhance local recognition.

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Industry Experience

MyApp.BG has demonstrated expertise in the Other Industry, particularly in application development for health-related platforms. Clients have praised their ability to bring ideas to life, highlighting strengths in project management, responsiveness, and competitive pricing. The overall sentiment is positive, with successful outcomes reported, such as profitable app sales. Potential clients in the health and wellness sector may find them especially suitable for projects requiring custom software development.
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Other Industry

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Average Project Cost Breakdown

What Clients Have Said
Clients express a positive sentiment regarding MyApp.BG's overall cost and value for money. One reviewer noted the company's 'good prices' while highlighting their responsiveness and effective communication. The successful sale of an application developed by MyApp.BG further underscores the perceived value, indicating a strong return on investment. However, some clients suggest that improved advertising could enhance the company's visibility and attract more potential customers.
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Quality House

Not yet reviewed

Undisclosed

Undisclosed

50 - 249

Sofia, Bulgaria

Services provided

80% Application Testing

20% IT Staff Augmentation

Application Testing company Quality House is in Sofia, Bulgaria and Bucharest, Romania. They provide Application Testing and IT staff augmentation.
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adesso Bulgaria

Not yet reviewed

$25,000+

$25 - $49 / hr

50 - 249

Sofia, Bulgaria

Services provided

20% Application Testing

30% Custom Software Development

20% Application Management & Support +2 services

20% IT Managed Services

10% Enterprise App Modernization

Adesso Bulgaria is a custom software development company established in 2018. Their services include Custom Software Development and IT managed services.
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DeepSource

Not yet reviewed

$1,000+

$25 - $49 / hr

10 - 49

Sofia, Bulgaria

Services provided

25% Application Testing

30% Mobile App Development

30% Web Development +1 service

15% Custom Software Development

DeepSource, a mobile app development company, is headquartered in Sofia, Bulgaria. The team specializes in Mobile App Development and Web Development.
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Atom Solutions Ltd.

Not yet reviewed

$5,000+

$25 - $49 / hr

50 - 249

Sofia, Bulgaria

Services provided

10% Application Testing

30% Web Development

20% Web Design +4 services

15% Mobile App Development

10% AR/VR Development

10% UX/UI Design

5% Graphic Design

Atom Solutions Ltd. Is a web development firm founded in 2008. Located in Sofia, Bulgaria and Silkeborg, Denmark, the team focuses on Web Development and Web Design.
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Energize Global Services

Not yet reviewed

$10,000+

$50 - $99 / hr

250 - 999

Sofia, Bulgaria

Services provided

10% Application Testing

30% IT Staff Augmentation

19% Custom Software Development +8 services

10% DevOps Managed Services

10% Microservices Architecture Services

10% Web Design

5% Cloud Consulting & SI

3% Staffing

1% AI Development

1% IT Strategy Consulting

1% Recruiting

Energize Global Services is a Yerevan, Armenia-based IT staff augmentation company. They focus on IT staff augmentation and Custom Software Development and were established in 2007.
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Sofia, Bulgaria

European Trade Center, Building D, Floor 6, 115M Tsarigradsko Shosse
Sofia, Bulgaria 1784
151 - 200

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Estafet

Not yet reviewed

$100,000+

$50 - $99 / hr

50 - 249

Sofia, Bulgaria

Services provided

20% Application Testing

20% AI Development

20% API Development +3 services

20% Microservices Architecture Services

10% Custom Software Development

10% Web Design

Estafet is a midsize custom software development firm. Launched in 2002, the team provides Custom Software Development and Artificial Intelligence.
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Sofia, Bulgaria

Floor 5 Vitosha Business Center 47, Blvd. "Cherni vrah" Blvd, 1407 Sofia, Bulgaria
Sofia, Bulgaria 1407
76 - 100

+447779246741

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1Crew

Not yet reviewed

$5,000+

$25 - $49 / hr

10 - 49

Sofia, Bulgaria

Services provided

30% Application Testing

30% Cloud Consulting & SI

15% IT Managed Services +2 services

15% IT Strategy Consulting

10% IT Staff Augmentation

1Crew is a cloud consulting & SI company launched in 2013. The team focuses on cloud consulting & SI and Application Testing.
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TINQIN

Not yet reviewed

$50,000+

$50 - $99 / hr

250 - 999

Sofia, Bulgaria

Services provided

10% Application Testing

40% Custom Software Development

15% Business Consulting +5 services

10% Application Management & Support

10% Web Development

5% IT Strategy Consulting

5% UX/UI Design

5% Web Design

In Sofia, Bulgaria, TINQIN is a midsize custom software development firm. Their services include Custom Software Development and Business Consulting.
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Soft2Run

Not yet reviewed

$10,000+

$25 - $49 / hr

10 - 49

Bałsza, Bulgaria

Services provided

15% Application Testing

30% Custom Software Development

20% AI Development +6 services

10% Application Management & Support

5% E-Commerce Development

5% Enterprise App Modernization

5% Mobile App Development

5% Other Application Development

5% Web Development

Soft2Run is a software development company. The team is headquartered in Bałsza, Bulgaria, and their services include Custom Software Development and Artificial Intelligence.
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NCB Ltd

Not yet reviewed

$1,000+

$25 - $49 / hr

10 - 49

Sofia, Bulgaria

Services provided

20% Application Testing

30% Custom Software Development

30% Web Development +2 services

10% Blockchain

10% IoT Development

Founded in 2013, NCB Ltd is a software development firm. Their team offers Custom Software Development and Web Development.
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Concord Europe

Not yet reviewed

Undisclosed

Undisclosed

50 - 249

Sofia, Bulgaria

Services provided

15% Application Testing

30% Custom Software Development

30% IT Staff Augmentation +3 services

10% BI & Big Data Consulting & SI

10% Other IT Consulting and SI

5% IT Strategy Consulting

Concord Europe is an IT staff augmentation company launched in 2017. The team offers IT staff augmentation and Custom Software Development.
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ENDIGITAL

Not yet reviewed

$25,000+

$50 - $99 / hr

50 - 249

Sofia, Bulgaria

Services provided

15% Application Testing

15% Custom Software Development

15% E-Commerce Development +4 services

15% IT Staff Augmentation

15% Mobile App Development

15% Web Development

10% IT Managed Services

ENDIGITAL is a custom software development firm launched in 2012. The team offers Custom Software Development and E-Commerce Development and is located in Sofia, Bulgaria and LONDON, England.
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Wildorb Interactive Design Studio

Not yet reviewed

$1,000+

$25 - $49 / hr

10 - 49

Sofia, Bulgaria

Services provided

10% Application Testing

10% Branding

10% Custom Software Development +7 services

10% E-Commerce Development

10% Graphic Design

10% IoT Development

10% Mobile App Development

10% UX/UI Design

10% Web Design

10% Web Development

Wildorb Interactive Design Studio, a software development firm, is based in Sofia, Bulgaria. They provide Custom Software Development and UX/UI Design.
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Sourcelab

Not yet reviewed

$5,000+

$25 - $49 / hr

10 - 49

Sofia, Bulgaria

Services provided

15% Application Testing

15% UX/UI Design

15% Web Development +6 services

10% Custom Software Development

10% E-Commerce Development

10% Low/No Code Development

10% Mobile App Development

10% Web Design

5% Application Management & Support

Sourcelab is an UX design agency. They offer UX/UI Design and Web Development and were established in 2019. The company is in Sofia, Bulgaria and Amsterdam, Netherlands.
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More responsive than most other service providers

Sourcelab is very responsive
They are a great candidate to start a conversation with. Send them a short message or project inquiry.
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Roller Gaming Ltd.

Not yet reviewed

$100,000+

$50 - $99 / hr

10 - 49

Sofia, Bulgaria

Services provided

15% Application Testing

45% Mobile App Development

20% Custom Software Development +1 service

20% Web Development

Roller Gaming Ltd. Is a mobile app development company established in 2021. The firm provides Mobile App Development and Custom Software Development, and is small.
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Devocean Services

5.0 2 reviews

$10,000+

$50 - $99 / hr

50 - 249

Sofia, Bulgaria

Services provided

10% Application Testing

25% Custom Software Development

25% Enterprise App Modernization +3 services

15% Mobile App Development

15% Web Development

10% Application Management & Support

Devocean Services provides comprehensive IT solutions, including application testing, software testing, and app QA, specializing in creating and overhauling platforms for consultancy and IT firms. Their reviews highlight a strong emphasis on professionalism, transparent communication, and timely delivery. Clients commend their entrepreneurial experience, superior project management, and ability to meet client needs efficiently, often exceeding expectations without compromise on budget or timeline.

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VA Software Solutions ltd

Not yet reviewed

$50,000+

$50 - $99 / hr

10 - 49

Sofia, Bulgaria

Services provided

10% Application Testing

20% Custom Software Development

20% Enterprise App Modernization +4 services

20% Web Development

10% Application Management & Support

10% BI & Big Data Consulting & SI

10% Robotics Process Automation

Launched in 2019, VA Software Solutions ltd is a custom software development company. Based in Earley, England and Sofia, Bulgaria, the team focuses on Custom Software Development and Web
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Sofia, Bulgaria

bul. Cherni Vrah 47
Sofia, Bulgaria 1407
10 - 15

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SavvyTribe

Not yet reviewed

$25,000+

$50 - $99 / hr

10 - 49

Sofia, Bulgaria

Services provided

10% Application Testing

25% Custom Software Development

25% IT Staff Augmentation +4 services

10% AI Development

10% BI & Big Data Consulting & SI

10% Cloud Consulting & SI

10% Enterprise App Modernization

SavvyTribe is an IT staff augmentation company. Launched in 2022, the agency is in Sofia, Bulgaria and Sofia, Bulgaria. Their services include IT staff augmentation and Custom Software Development.
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Emerging Markets Consulting

Not yet reviewed

Undisclosed

Undisclosed

10 - 49

Sofia, Bulgaria

Services provided

25% Application Testing

50% IT Strategy Consulting

25% Business Consulting

Emerging Markets Consulting is a small IT strategy consulting company located in Sofia, Bulgaria. The team provides IT strategy consulting and Application Testing.
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Populosoft

Not yet reviewed

$1,000+

$25 - $49 / hr

2 - 9

Sofia, Bulgaria

Services provided

25% Application Testing

40% Mobile App Development

25% Custom Software Development +1 service

10% Social Media Marketing

In Sofia, Bulgaria, Populosoft is a mobile app development company. Founded in 2025, the team offers Mobile App Development and Custom Software Development.
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Web Publishing House

Not yet reviewed

$10,000+

$50 - $99 / hr

2 - 9

Sofia, Bulgaria

Services provided

10% Application Testing

30% Mobile App Development

30% Web Development +2 services

20% IT Strategy Consulting

10% UX/UI Design

Web Publishing House is a mobile application development firm. Their small team is based in Sofia, Bulgaria. Their services include Mobile App Development and Web Development.
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SoftConsultGroup

Not yet reviewed

$10,000+

$50 - $99 / hr

2 - 9

Sofia, Bulgaria

Services provided

10% Application Testing

50% Custom Software Development

20% Mobile App Development +1 service

20% Web Development

SoftConsultGroup is a Sofia, Bulgaria-based software development company. Their services include Custom Software Development and Mobile App Development.
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Top Software Testing Companies in Sofia

List of the Top Sofia QA Testers

Reviews mention Receptive

Mobile App Development for Boating Social Platform

Reviewed 3 times in the past 6 months

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Reviewed 1 time in the past 6 months

Industry Experience

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QualityLogic is very responsive

Reviews mention Autonomous

Mobile App Testing for Children's Products Company

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BetterQA Independent Testing Solutions

Reviews mention Establish clear expectations

Custom ERP & Web Portal for Delivery Company

Custom ERP & Web Portal for Delivery Company

Reviewed 3 times in the past 6 months

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Industry Experience

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Cleverix - Software Engineering is very responsive

QA Managed Service

Reviews mention Efficient

QA & Performance Testing for Geospatial Solutions Company

IT Consulting & SI for Certification Exam Provider

App Testing for Content Creation Platform

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Monthly QA Subscription

E-Commerce Software Testing for Furtniture Marketplace

Industry Experience

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App Streams Ltd is very responsive

Industry Experience

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Web & Mobile App Dev for Software Development Company

Reviewed 5 times in the past 6 months

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Reviews mention Detail-oriented

Cybersecurity Services for Software Development Company

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Sourcelab is very responsive

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