Top Software Developers in Luxembourg

Ratings Updated: April 26, 2026

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Featured

What are Featured Providers?
Notch

4.9 19 reviews
Premier Verified

$50,000+

$50 - $99 / hr

50 - 249

Serves Luxembourg

Services provided

35% Custom Software Development

20% AI Development

15% Enterprise App Modernization +3 services

10% AI Agents

10% AI Consulting

10% IT Staff Augmentation

Notch is a company specializing in bespoke and tailored software development, offering services such as full-stack and managed software development. Reviews highlight their strong team integration, proactive project management, and expertise in AI and ML, with 100% of clients praising their technical consultancy and timely delivery. The company is noted for its cultural fit and commitment to project success, garnering universally positive feedback.

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10 of 12 Custom Software Development reviews are 5 stars

2 new reviews for Custom Software Development in past 6 months

$50,000 – $199,999 avg. project cost

Custom Software Development PROJECT HIGHLIGHT

Custom Software Development for Production Content Mgmt Co
5.0 — Notch provided software development services for a product content management company. The team helped the client modernize their research tools, move systems from Google to Azure, and add new Read more
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Industry Experience

The provider has demonstrated expertise across multiple industries including Information Technology, Telecommunications, and Automotive. Clients commend their proficiency in software development, AI integration, and project management, often noting effective communication and the ability to meet tight deadlines. Overall sentiment is highly positive, with significant praise for their innovation and commitment to project success, making them a strong fit for IT and digital transformation projects.
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Automotive Agriculture Software Sports IT Services Construction Education Manufacturing Information technology Telecommunications

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Average Project Cost Breakdown

$200,000 to $999,999 (9) Less than $10,000 (1) $10,000 to $49,000 (1) $1,000,000 to $9,999,999 (1)

What Clients Have Said
Clients consistently praised Notch for providing excellent value for money, highlighting their competitive pricing and high-quality service. For instance, one client noted that Notch's pricing fit their budget while delivering outstanding results, and another emphasized the team's dedication and impactful advice, which exceeded expectations. Overall, the sentiment reflects strong satisfaction with the cost-to-value ratio, with several clients expressing a desire to continue or expand their engagements due to the effectiveness and affordability of Notch's services.
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Croatia (6) Germany (3) United States (3) Austria (1) Belgium (1) Ireland (1) Netherlands (1) Switzerland (1) United Arab Emirates (1)

This provider is fluent in 3 languages:

English

German

Croatian

This provider is available in 6 time zones:

Greenwich Mean Time (GMT)

Central European Time (CET)

Central Standard Time (CST)

Eastern European Time (EET)

Eastern Standard Time (EST)

Universal Coordinated Time (UTC)

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S-PRO

4.9 46 reviews
Verified

$25,000+

$25 - $49 / hr

50 - 249

Serves Luxembourg

Services provided

10% Custom Software Development

35% Web Development

25% AI Development +4 services

15% Mobile App Development

10% Blockchain

3% AI Consulting

2% IT Strategy Consulting

S-PRO is a bespoke software development company specializing in custom software creation and full stack software development. Across numerous reviews, clients consistently highlight S-PRO's tailored solutions, adaptability, and effective project management, indicating a high level of satisfaction with their services. Approximately 90% of reviews praise their technical expertise and commitment to client needs, emphasizing the company's ability to deliver complex projects on time and within budget.

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Industry Experience

S-PRO has demonstrated strong expertise across various industries, particularly in Advertising & Marketing, Financial Services, Energy, and Healthcare. Clients noted their ability to deliver tailored solutions, enhance user engagement, and improve operational efficiency. Overall sentiment is positive, with praise for their adaptability, communication, and technical skills. Their impact is particularly significant in the financial sector, where they support complex regulatory compliance, while their work in healthcare underscores their capability in developing user-friendly applications. This makes them a suitable partner for projects in these areas.
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Energy & natural resources Consulting Financial services Software Healthcare Real estate Business services Food & Beverages Retail Nonprofit IT Services Arts, entertainment & music Telecommunications Utilities Environmental Services Information technology Media Manufacturing Human Resources Consumer Products Sports Advertising & marketing Other industries

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Average Project Cost Breakdown

$50,000 to $199,999 (17) $10,000 to $49,000 (13) $200,000 to $999,999 (9) Less than $10,000 (3) $1,000,000 to $9,999,999 (1)

What Clients Have Said
Overall, clients consistently praised S-PRO for their competitive pricing relative to the value provided. For instance, one client noted they received 'good value for cost,' while another emphasized that S-PRO delivered 'everything on time and in budget.' Clients appreciated the transparency and responsiveness of the team, which enhanced their project management experience. However, some feedback suggested that while costs were justifiable, there were occasional concerns about communication and project management efficiency, indicating room for improvement in these areas.
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More responsive than most other service providers

S-PRO 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 (9) Germany (5) England (5) Switzerland (3) Canada (3) Australia (3) France (2) Ireland (2) Norway (2) Ukraine (2) Latvia (1) Poland (1) Lithuania (1) Jordan (1)

This provider is fluent in 3 languages:

English

German

Ukrainian

This provider is available in 32 time zones:

Near East Time (NET)

Middle East Time (MET)

China Taiwan Time (CTT)

Brazil Eastern Time (BET)

Greenwich Mean Time (GMT)

India Standard Time (IST)

Japan Standard Time (JST)

Midway Islands Time (MIT)

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Selleo

4.8 37 reviews
Premier Verified

$10,000+

$25 - $49 / hr

50 - 249

Serves Luxembourg

Services provided

35% Custom Software Development

25% IT Staff Augmentation

20% Web Development +2 services

10% Product Design

10% Web Design

Selleo is a bespoke software development company excelling in custom software creation and full-stack software development. The feedback from reviews is overwhelmingly positive, with approximately 87% of clients appreciating their strong project management, adaptability, and communication skills. Clients praised Selleo's technical expertise and commitment to building high-quality, scalable solutions, with multiple reviewers highlighting their proactive approach and ability to meet evolving needs. One negative review cited delays and quality issues.

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Reviews mention Proactive
The overall sentiment regarding Selleo's proactive approach is highly positive. Clients have noted their attentiveness and adaptability, with one stating they efficiently handled scope changes and consistently provided valuable feedback. Another client emphasized Selleo's engagement in improving processes and software, highlighting their commitment to business success. The proactive nature of Selleo's team fosters a collaborative environment that enhances project outcomes, as evidenced by their willingness to offer constructive suggestions and adapt to clients' evolving needs.

App Development for Grey Market Detection Platform

5.0 Aug 18, 2023

There is always areas for improvement in software development. What is critical for us is that Selleo proactively provides feedback and suggestions on areas they see for improvement. The Selleo team is also very adaptable to the changes we make internally in our internal teams for improvement.
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Near-Shore Development Services for SaaS Collaboration Tool

5.0 Jul 30, 2019

I really enjoyed their engagement, proactiveness in helping me to develop product backlog, and caring about the business success as if it was their own project. They also depend on testing heavily and boost code quality to the highest standards. Good thing about Selleo is that they are actively working together with us to make both our processes and software better and better.
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Development for an eSports Platform

5.0 Feb 19, 2019

They make everything easier on our side by taking on so many of the technical burdens. This includes everything from platform accessibility issues to new feature creation. While other vendors may simply create what we ask them to, Selleo lets us know if they have another interpretation. We value their opinion, and they respond by going the extra mile to optimize our product.
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Web Development for Business Consultancy

4.5 Sep 14, 2018

They joined our internal management process. At the direction of our product owner, scrum master, and QA team, the Selleo team communicates consistently and uses tools like GitHub, Slack, Jira, Confluence, and Trello to stay up to date with the project. They’re interested in our feedback, proactively finding ways to improve.
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Event Mgmt Platform's Web & Mobile App Dev for Software Co

4.5 Feb 19, 2025

Selleo is a home-grown operation. They train in-house, hire in-house, and are focused on developing long-term talent, as opposed to short term gains. They're proactive with their approach, dealt with scope creep efficiently and clearly, and were dynamic in adjusting to our increasing needs.
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2 of 2 reviews are 5 stars

1 new review for Custom Software Development services

$50,000 – $199,999 avg. project cost

Reviewed 2 times in the past 6 months
Recent client feedback for Selleo highlights their exceptional ability to deliver tailored solutions efficiently and effectively. One client praised their impressive understanding of business needs and timely delivery, noting that Selleo exceeded expectations by launching a platform ahead of schedule. Another client appreciated their organized project management and high-quality UX/UI, although they suggested minor improvements in quality checks. Overall, sentiment is highly positive, with clients expressing satisfaction with the outcomes and ongoing support.
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Industry Experience

Selleo demonstrates strong expertise across various industries, including Business Services, Arts and Entertainment, Real Estate, Financial Services, Education, and IT. Clients commend their ability to deliver user-friendly, scalable solutions tailored to specific needs, particularly in developing platforms and applications. The overall sentiment reflects high satisfaction with project management, responsiveness, and quality of work. Potential clients in sectors such as Fintech, Education, and Real Estate may find Selleo particularly well-suited for their development projects.
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Business services Arts, entertainment & music Engineering Real estate Software Healthcare Education Design Financial services Advertising & marketing IT Services Logistics & Supply Chain Retail Nonprofit Information technology

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United States (12) Germany (6) Sweden (3) England (3) Australia (2) Norway (2) Belgium (1) Ireland (1) Luxembourg (1) Poland (1) Switzerland (1) United Arab Emirates (1)

This provider is fluent in 1 language:

English

This provider is available in 1 time zone:

Central European Time (CET)

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Innowise

4.9 72 reviews
Premier Verified

$10,000+

$50 - $99 / hr

1,000 - 9,999

Serves Luxembourg

Services provided

10% Custom Software Development

10% AI Agents

10% AI Consulting +7 services

10% AI Development

10% BI & Big Data Consulting & SI

10% Blockchain

10% Cloud Consulting & SI

10% Cybersecurity

10% IT Staff Augmentation

10% Mobile App Development

Innowise is a bespoke software development company excelling in end-to-end services across various sectors, including healthcare and finance. The firm boasts a 100% satisfaction rate from reviewers, with significant praise for their project management and tailored solutions. Clients consistently highlight Innowise's responsiveness and technical expertise, with 90% of reviews mentioning their ability to deliver on time and within budget.

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Reviews mention Puts the customer first
The sentiment regarding Innowise Group's customer-first approach is overwhelmingly positive. Clients noted the team's strong communication skills and their willingness to address problems from the client's perspective. One client emphasized that Innowise Group was 'ready to do everything to help us,' reflecting a commitment to client satisfaction. Additionally, the timely delivery of valuable insights and the team's adaptability to the client's needs further reinforce their focus on putting customers first.

Custom Software Dev for Frontend Development Agency

5.0 Feb 10, 2023

What stands out the most about their team is their dedication to meeting our needs and bringing innovative solutions to the table.
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Development Staff Augmentation for Retail Company

5.0 May 25, 2021

During the covid-period we had a drop in sales, Innowize were very foreseeing in this and allowed us to quickly scale down the team, even outside the contract requirements, so that was very appreciated by us. They've shown us that they are into building long-lasting relationships, and now that we are able to scale up again we even got the same persons back on the team.
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28 of 33 Custom Software Development reviews are 5 stars

1 new review for Custom Software Development in past 6 months

$50,000 – $199,999 avg. project cost

Custom Software Development PROJECT HIGHLIGHT

Custom Database Development for Private School
5.0 — Innowise created a custom database for a private school using Microsoft Power Apps. The team's solution uses an API to integrate another provider and automates workflows and reporting for student Read more
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Industry Experience

Innowise Group has demonstrated extensive expertise across various industries, including healthcare, information technology, financial services, and advertising & marketing. Clients praised their technical proficiency, project management skills, and ability to deliver solutions that enhance operational efficiency. Feedback reveals a consistent sentiment of satisfaction, particularly in healthcare and IT services, with notable improvements in workflow and compliance. Businesses in need of software development, data management, or digital transformation in these sectors would benefit significantly from engaging Innowise.
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Design Information technology Advertising & marketing Arts, entertainment & music Software Financial services Energy & natural resources Healthcare Construction Gaming Business services IT Services Consulting Other Industry Consumer Products Telecommunications Human Resources Wellness & Fitness Manufacturing Education

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United States (15) Germany (10) Italy (6) England (4) Switzerland (4) Israel (3) Estonia (3) Luxembourg (2) France (2) Ireland (2) Lithuania (1) Qatar (1) Armenia (1) Finland (1) New Zealand (1) Norway (1) Poland (1) Georgia (1) South Africa (1) Sweden (1) Denmark (1) Thailand (1) Belarus (1) Bosnia and Herzegovina (1)

This provider is fluent in 7 languages:

English

Spanish

German

French

Italian

Polish

Ukrainian

This provider is available in 9 time zones:

Greenwich Mean Time (GMT)

Central European Time (CET)

Central Standard Time (CST)

Eastern European Time (EET)

Eastern Standard Time (EST)

Pacific Standard Time (PST)

Phoenix Standard Time (PNT)

Mountain Standard Time (MST)

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Synergy Labs

4.9 45 reviews

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Premier Verified

$25,000+

$50 - $99 / hr

50 - 249

Luxembourg, Luxembourg

Services provided

10% Custom Software Development

60% Mobile App Development

10% AI Development +2 services

10% Generative AI

10% Web Development

Synergy Labs is a bespoke software development company known for tailored software creation and full stack development services. With positive reviews from 100% of clients, they are praised for their professionalism, responsiveness, and ability to deliver high-quality, end-to-end software solutions on time. Clients consistently highlight their project management skills and commitment to client needs, making them a reliable partner in custom software development.

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8 of 8 Custom Software Development reviews are 5 stars

1 new review for Custom Software Development in past 6 months

$50,000 – $199,999 avg. project cost

Custom Software Development PROJECT HIGHLIGHT

Web App Design & Development for FinTech Company
5.0 — Synergy Labs develops a web app for a fintech company using FlutterFlow. The team is also responsible for UX design and improving the app based on end clients' feedback. Read more
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More responsive than most other service providers

Synergy Labs 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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Luxembourg, Luxembourg

21 Rue Glesener
Luxembourg, Luxembourg 1631
2 - 5

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Phenomenon Studio

5.0 51 reviews
Premier Verified

$10,000+

$50 - $99 / hr

50 - 249

Luxembourg, Luxembourg

Services provided

10% Custom Software Development

25% UX/UI Design

15% Web Development +5 services

10% Branding

10% Low/No Code Development

10% Mobile App Development

10% Product Design

10% Web Design

Phenomenon Studio is a custom software development company offering tailored software solutions, including MVP development, UI/UX design, and ongoing support. Across reviews, clients highlight their exceptional project management, effective communication, and ability to operate as collaborative partners rather than mere vendors. Approximately 100% of the feedback is positive, with a strong focus on their adaptability and startup expertise.

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3 of 3 Custom Software Development reviews are 5 stars

$10,000 – $49,000 avg. project cost

Custom Software Development PROJECT HIGHLIGHT

MVP Development & Design & AWS Integration for FinTech Co
5.0 — Phenomenon Studio developed a fintech company's MVP. The team was responsible for front- and backend development, UX/UI design, support, AWS integration, and expansion roadmap. Read more
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Industry Experience

Phenomenon Studio has received positive feedback across various industries, including Financial Services, Education, Real Estate, and IT Services. In Financial Services, clients praised their ability to create user-friendly design and enhance app security. In Education, the focus on user engagement and adaptive learning was highlighted. Real Estate engagements emphasized improved client interaction through streamlined applications. Overall, Phenomenon Studio demonstrates strong project management and adaptability, making them a valuable partner across these sectors.
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IT Services Education Advertising & marketing Restaurants Healthcare Media Gaming Transportation Engineering Design Information technology Real estate Financial services Other Industry Software

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Average Project Cost Breakdown

$10,000 to $49,000 (17) Less than $10,000 (6) $50,000 to $199,999 (4)

What Clients Have Said
Clients consistently praised Phenomenon Studio for their competitive pricing and overall value for money. For instance, the CEO of VirgoCX noted that their pricing fit the budget and provided great value, while the lead XR engineer at XR Studios highlighted their competitive pricing in their proposal. Overall, sentiments indicate that clients feel they received high-quality services that aligned with their financial expectations, making Phenomenon Studio a favorable choice for various projects.
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United States (13) England (5) Canada (4) Switzerland (3) United Arab Emirates (2) Azerbaijan (1) France (1) Italy (1) Netherlands (1) Singapore (1) Slovakia (1) Spain (1)

This provider is fluent in 4 languages:

English

Russian

Italian

Ukrainian

This provider is available in 13 time zones:

China Taiwan Time (CTT)

Japan Standard Time (JST)

Eastern African Time (EAT)

Hawaii Standard Time (HST)

Israel Daylight Time (IDT)

Central European Time (CET)

Central Standard Time (CST)

Eastern European Time (EET)

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Featured

What are Featured Providers?

Geniusee

5.0 70 reviews
Premier Verified

$50,000+

$25 - $49 / hr

250 - 999

Serves Luxembourg

Services provided

40% Custom Software Development

25% Mobile App Development

15% Web Development +2 services

10% AI Development

10% Cloud Consulting & SI

Geniusee is a full-stack software development firm known for its managed software development and end-to-end solutions. Reviewers consistently highlight their expertise in bespoke software creation, exceptional project management, and proactive problem-solving skills. Approximately 95% of feedback is positive, noting their responsiveness and ability to scale projects efficiently, making them a reliable choice for tailored software development needs.

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1 of 2 reviews are 5 stars

1 new review for Custom Software Development services

$50,000 – $199,999 avg. project cost

Reviewed 2 times in the past 6 months
In the past six months, Geniusee has received positive feedback for their effective project management and technical expertise. Clients appreciated their ability to translate complex needs into actionable solutions, as highlighted by one client who noted their project was 'well-structured' and 'stress-free'. Another client commended their responsiveness and commitment to understanding the project's vision. While one reviewer suggested clearer communication towards project completion, overall sentiment remains favorable, emphasizing Geniusee's reliability and adaptability.
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27 of 29 Custom Software Development reviews are 5 stars

1 new review for Custom Software Development in past 6 months

$50,000 – $199,999 avg. project cost

Custom Software Development PROJECT HIGHLIGHT

Custom Software Development for Online Tutoring Company
5.0 — Geniusee has developed a platform for an online tutoring company. They've built a single sign-on solution, and the platform allows tutors to register, book lessons, train, and access virtual Read more
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Industry Experience

Geniusee has demonstrated strong expertise across various industries, including Education, Gaming, Financial Services, and others. In Education, clients praised their ability to deliver user-friendly platforms, enhancing engagement and efficiency. In Gaming, they impressed with innovative front-end solutions, boosting user interaction. In Financial Services, their support in developing robust applications and data management systems was well-received. Overall, feedback highlights Geniusee's technical proficiency, effective communication, and adaptability, making them a suitable partner for projects in tech-driven sectors.
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IT Services Social Networking Software Consulting Advertising & marketing Information technology Arts, entertainment & music Agriculture Hospitality & leisure Business services Wellness & Fitness Logistics & Supply Chain Retail Real estate Other Industry Healthcare Human Resources Media Consumer Products Manufacturing Gaming Education Financial services

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$5,000 $10,000 $15,000

Discovery Phase
The project discovery phase conducted on time gives clearness to each stage of development.
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DBB Software

5.0 31 reviews
Premier Verified

$25,000+

$25 - $49 / hr

50 - 249

Serves Luxembourg

Services provided

30% Custom Software Development

20% E-Commerce Development

20% Mobile App Development +2 services

20% Web Development

10% AI Development

DBB Software is a bespoke software development company specializing in custom software creation, end-to-end software development, and software engineering solutions. They have received overwhelmingly positive feedback, with 100% of reviewers highlighting their timely delivery, strong communication, and ability to quickly integrate into existing workflows. Approximately 85% of reviews specifically commend their technical expertise and efficiency in project management.

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Industry Experience

DBB Software has demonstrated expertise across multiple industries, including Information Technology, Consumer Products, Advertising & Marketing, and Education. Feedback highlights their strengths in agile development, deep technical knowledge, and effective communication. Clients have praised their ability to deliver high-quality solutions on time, significantly improving operational efficiency and project outcomes. Overall sentiment is positive, particularly in IT and Education sectors, making DBB Software an ideal partner for tech-driven projects and startups seeking robust development capabilities.
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Advertising & marketing IT Services Consumer products & services Business services Software Healthcare Education Arts, entertainment & music Supply Chain, Logistics, and Transport eCommerce Human Resources Financial services Information technology

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More responsive than most other service providers

DBB Software 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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View projects from:

United States (10) Poland (3) Norway (2) Canada (2) Estonia (2) Israel (1) Armenia (1) Germany (1) Georgia (1) Spain (1) United Arab Emirates (1) Ukraine (1) Bulgaria (1) England (1)

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$777 High-level backlog • Tech-stack review & Wireframe $1,999 All from small tier + • Figma prototype + Estimate $3,999 All from Medium tier + Architecture brief & QA

Discovery Phase - Scope Workshop
Collaborative process to define your product vision, needs, features, and technical plan. WHY IT MATTERS? - Aligns the stakeholders to prevent scope creep - Spots risks early, avoiding costly rework - Ensures accurate costs and timeline forecasts VALIDATE. SCOPE. BUILD. SMARTER. Cut Through the Fog – Get Clear, Build Smart.
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Cleveroad

4.9 80 reviews
Premier Verified

$10,000+

$25 - $49 / hr

250 - 999

Serves Luxembourg

Services provided

30% Custom Software Development

28% Web Development

10% AI Development +7 services

10% Mobile App Development

5% AI Agents

5% Generative AI

5% IT Staff Augmentation

5% IoT Development

1% AI Consulting

1% API Development

Cleveroad is a full-stack software development company specializing in custom software creation and tailored software solutions. The reviews highlight their strong project management, responsiveness, and technical expertise, with approximately 100% positive feedback regarding their ability to deliver high-quality results on time and within budget. Many clients appreciate Cleveroad's collaborative approach and their capacity to adapt quickly to project needs.

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5 of 5 reviews are 5 stars

3 new reviews for Custom Software Development services

$50,000 – $199,999 avg. project cost

Reviewed 5 times in the past 6 months
In the past six months, Cleveroad has received positive feedback for their responsiveness, technical expertise, and ability to deliver projects on time and within budget. Clients from various sectors, including housing and corporate training, praised their structured approach and effective communication. Specific highlights include the successful integration of complex modules and enhancements in user experience. Overall, the sentiment is highly favorable, with clients expressing satisfaction and noting no significant areas for improvement.
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Industry Experience

Cleveroad has demonstrated significant expertise across various industries, including Education, Media, Hospitality, IT, and Financial Services. In the Education sector, they excelled in developing SaaS platforms and LMS systems, with feedback highlighting their technical proficiency and ability to meet client goals. In Media, they effectively built scalable apps for content sharing, showcasing strong project management. Clients from Hospitality praised their responsiveness and innovative solutions, while in Financial Services, they delivered robust trade finance applications. Overall, clients appreciate Cleveroad's professionalism, communication, and value, making them a strong candidate across these sectors.
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Select Industry to see insights

Business services eCommerce Wellness & Fitness Legal Other Industry Financial services Healthcare Nonprofit IT Services Sports Construction Real estate Arts, entertainment & music Automotive Consumer Products Agriculture Logistics & Supply Chain Transportation Advertising & marketing Manufacturing Restaurants Energy & natural resources Hospitality & leisure Media Software Education Information technology

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View projects from:

United States (20) England (5) Switzerland (4) Romania (3) Poland (3) Ukraine (3) Israel (3) Canada (2) Estonia (2) Bulgaria (2) Denmark (2) Hungary (2) Sweden (2) Singapore (2) Czech Republic (2) Australia (2) Latvia (2) Germany (1) Netherlands (1) Lithuania (1) Portugal (1) Italy (1) Russia (1) Ireland (1) Iceland (1) France (1) Chile (1) Brazil (1) Austria (1)

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$10,500 Small Dedicated Team $21,000 Medium Dedicated Team $39,500 Large Dedicated Team

Custom Software Development Services
Accelerate your team's growth with our custom software development services. Our team of 100+ skilled software engeeniers follows a proven process, seamlessly serving clients in the US and EU since 2011. Get in touch today and let's create remarkable solutions together!
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Meaningfy

Not yet reviewed

$50,000+

$100 - $149 / hr

10 - 49

Lintgen, Luxembourg

Services provided

30% Custom Software Development

30% BI & Big Data Consulting & SI

20% AI Consulting +1 service

20% Business Consulting

Business intelligence company Meaningfy is located in Lintgen, Luxembourg. They provide BI & big data consulting & SI and Custom Software Development.
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ALSEGO

Not yet reviewed

Undisclosed

Undisclosed

10 - 49

Luxembourg, Luxembourg

Services provided

25% Custom Software Development

50% IT Managed Services

25% Other Application Development

ALSEGO is an IT managed services company based in Luxembourg, Luxembourg. They provide IT managed services and Custom Software Development and were founded in 2009.
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Woovl

Not yet reviewed

$25,000+

$25 - $49 / hr

10 - 49

Hesperange, Luxembourg

Services provided

30% Custom Software Development

30% Web Development

15% E-Commerce Development +3 services

15% Mobile App Development

5% Application Testing

5% Other Application Development

Launched in 2014, Woovl is a custom software development company. The company specializes in Custom Software Development and Web Development, and is small.
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Kreios SARL

Not yet reviewed

$25,000+

$50 - $99 / hr

10 - 49

Sandweiler, Luxembourg

Services provided

10% Custom Software Development

15% Document Digitization & Management

15% Product Design +10 services

10% AR/VR Development

10% Web Development

5% API Development

5% Application Management & Support

5% Application Testing

5% Architectural Design

5% Enterprise App Modernization

5% Microservices Architecture Services

5% Mobile App Development

5% UX/UI Design

Kreios SARL, a Product Design company, was launched in 2006. The team focuses on Product Design and Document Digitization & Management.
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Krypton Labs

5.0 2 reviews

$10,000+

$50 - $99 / hr

10 - 49

Luxembourg, Luxembourg

Services provided

15% Custom Software Development

25% Blockchain

15% AI Development +4 services

15% Web Development

10% Low/No Code Development

10% Mobile App Development

10% UX/UI Design

Krypton Labs is a bespoke software development company specializing in custom software creation, particularly in blockchain and smart contract development. Reviewers highlight their adherence to deadlines and effective collaboration, with 100% positive feedback on their project management skills. Notably, they also assisted in fundraising and provided strategic insights throughout project development.

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Industry Experience

Krypton Labs has demonstrated expertise primarily in the Gaming industry, particularly in decentralized and blockchain-based projects. Feedback highlights their strong knowledge of blockchain technology, effective project management, and innovative contributions during development. Their ability to meet deadlines and assist in fundraising showcases their commitment to client success. Overall sentiment from clients indicates a high level of satisfaction, positioning Krypton Labs as a reliable partner for gaming-related projects.
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Gaming

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Average Project Cost Breakdown

$50,000 to $199,999 (1)

What Clients Have Said
Clients have expressed strong satisfaction with Krypton Labs' cost-effectiveness and value for money. One reviewer noted that Krypton helped them not only with project development but also with fundraising, showcasing their commitment beyond just delivering services. The company's adherence to deadlines and proactive communication further enhanced the perceived value. Overall, feedback indicates that clients feel they received significant returns on their investment, highlighting Krypton Labs as a reliable and valuable partner.
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Luxembourg, Luxembourg

48 Rue de la Toison D'or
Luxembourg, Luxembourg 2265
2 - 5

+352 691 453 883

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Simform

4.8 84 reviews
Premier Verified

$25,000+

$25 - $49 / hr

1,000 - 9,999

Serves Luxembourg

Services provided

10% Custom Software Development

20% AI Development

20% Cloud Consulting & SI +5 services

10% CRM Consulting and SI

10% E-Commerce Development

10% ERP Consulting and SI

10% Enterprise App Modernization

10% Mobile App Development

Simform is a custom software development company specializing in tailored software creation and full-stack software development. With a strong emphasis on responsiveness, expertise, and professionalism, 88% of reviews highlight their technical skill and project management prowess, particularly in Python and JavaScript. However, there are concerns regarding transparency in scope management and billing, as noted in one review.

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Reviews mention Unique expertise
Clients consistently highlighted Simform's unique expertise in navigating complex challenges and delivering tailored solutions. For instance, one client praised their ability to unpack intricate pain points and translate them into actionable designs, showcasing a thoughtful approach rather than a one-size-fits-all method. Another client noted their deep technical knowledge and responsiveness, underscoring the exceptional quality of their work. Overall, the sentiment reflects strong confidence in Simform's capabilities, making them a reliable partner for diverse project needs.

Portfolio Mgmt System QA for Investment Mgmt App Dev Company

4.0 May 15, 2023

They delivered their services on time and with great expertise and insights. Their responsiveness was also highlighted as a unique aspect of their service.
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Mobile App Development for Application Company

5.0 Sep 23, 2020

Their expertise sets them apart. I find it hard to believe there’s another organization with as many talented, hardworking people as Simform. Also, they’re not just there to code for an hourly basis, they really care about the projects we work on.
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Web & Mobile App Dev for Optometry Clinics Network

5.0 Dec 8, 2025

What stood out most was their ability to combine deep technical expertise with clear, structured communication. They did not simply gather requirements. They helped us think through complex problems, asked the right questions, and translated our challenges into practical solutions we could act on. Their team came prepared, understood our business quickly, and collaborated with us rather than just executing tasks. That balance of technical depth, thoughtful discovery, and genuinely strong communication is what made them unique.
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3 of 4 reviews are 5 stars

2 new reviews for Custom Software Development services

$50,000 – $199,999 avg. project cost

Reviewed 4 times in the past 6 months
Recent reviews of Simform highlight their exceptional project management and communication skills. Clients praised their responsiveness and ability to deliver on time, with one noting their 'proactive' approach. Specific feedback includes their expertise in software development and effective collaboration in complex projects. Clients from diverse sectors, including wellness and technology, expressed satisfaction with the quality of work and alignment with their goals, indicating a strong overall sentiment towards Simform's services.
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30 of 38 Custom Software Development reviews are 5 stars

2 new reviews for Custom Software Development in past 6 months

$50,000 – $199,999 avg. project cost

Custom Software Development PROJECT HIGHLIGHT

Mobile App & Software Development for Medical Device Company
5.0 — Simform was hired by a medical device company to build a mobile app for iOS and Android. They're also tasked with providing software development support for the client's R&D department. Read more
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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
Simform is frequently recognized for providing excellent value for money, with clients noting that their pricing fits budgets while maintaining high quality. A CTO from Estima Scientific remarked on their 'good value for cost,' while a department manager from Eye Recommend appreciated their 'accurate cost estimates' and lack of hidden fees. Overall, clients express satisfaction with the cost-effectiveness of Simform's services, highlighting their ability to deliver quality work on time without exceeding budgets.
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essensys { technology

5.0 11 reviews
Premier Verified

$10,000+

$50 - $99 / hr

50 - 249

Serves Luxembourg

Services provided

40% Custom Software Development

15% BI & Big Data Consulting & SI

15% Web Development +3 services

10% AI Development

10% Enterprise App Modernization

10% Web Design

essensys { technology is a bespoke software development company specializing in tailored software solutions and full-stack development. Across 100% of reviews, clients praise their strong project management and timely delivery, with 83% highlighting their technical expertise. They are noted for their flexibility and responsiveness, addressing clients' needs effectively while providing high-quality, scalable, and secure solutions.

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Reviews mention Proactive
Clients have consistently praised essensys for their proactive approach, highlighting their project management as exceptionally professional. One client noted their proactive project manager's ability to resolve significant challenges while keeping the project on track. Furthermore, clients appreciated the company's commitment to partnership and responsiveness to needs, acknowledging that essensys went the extra mile to address areas for improvement, ultimately contributing to successful project outcomes.

Custom Software Development for Insurance Company

4.5 May 7, 2025

Exceptionally professional and proactive PM involved in this project. Managed to resolve and keep on track some important challenges faced during the project. They're highly committed to the partnership.
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1 of 1 reviews is 5 stars

Unknown avg. project cost

Reviewed 1 time in the past 6 months
In recent reviews, clients have praised essensys technology for their effective development and support of applications, particularly in healthcare. One client noted a 30% increase in online bookings and highlighted the team's excellent project management and timely delivery. The feedback reflects a strong sentiment of trust and satisfaction, with clients expressing confidence in essensys technology's capabilities and noting no areas for improvement.
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Industry Experience

Essensys Technology has demonstrated expertise across several industries, including eCommerce, Banking, Insurance, Real Estate, Healthcare, Government, and Financial Services. Clients commend their adaptability, technical proficiency, and strong project management skills, particularly in delivering tailored solutions that enhance operational efficiency and user experience. Overall sentiment is positive, with specific strengths noted in software development, document management, and user engagement, making them a suitable partner for projects in these sectors.
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eCommerce Banks Agriculture Government Insurance Real estate Environmental Services Financial services Healthcare Software

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Romania (7) Netherlands (2) Saudi Arabia (1)

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Evinent GmbH

4.9 8 reviews
Premier Verified

$10,000+

$25 - $49 / hr

10 - 49

Serves Luxembourg

Services provided

15% Custom Software Development

15% Enterprise App Modernization

10% AI Development +6 services

10% Application Management & Support

10% Cloud Consulting & SI

10% E-Commerce Development

10% IT Staff Augmentation

10% Mobile App Development

10% Web Development

Evinent GmbH is a bespoke software development company specializing in full stack and custom software creation, excelling in end-to-end software development projects. Reviews indicate a 100% positive feedback rate, highlighting their exceptional quality, reliability, and detail-oriented approach. Clients commend their impressive programming skills and project management, with 80% of reviews praising their adaptability and quality-focused service delivery.

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Reviews mention Adaptable
Client feedback highlights Evinent's adaptability as a significant strength. One client noted their impressive ability to learn about the medical industry without direct experience, facilitating project completion efficiently. Another client praised the team's flexibility in addressing needs and quickly adapting to changes, which contributed to effective collaboration. Overall, the sentiment regarding Evinent's adaptability is overwhelmingly positive, with clients appreciating their willingness to accommodate project requirements and improve processes.

Web & Mobile App Development for Electronics Retailer

5.0 Jun 25, 2025

The team managed the projects effectively, adhering to agreed timelines and schedules. All materials were delivered on time without delays. They demonstrated high flexibility and responded promptly to our needs, taking into account all comments and suggestions, which greatly contributed to the successful implementation of the projects. What was unique for us was how quickly they adapted to changes and addressed all our needs, making the collaboration as effective and comfortable as possible.
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Industry Experience

Evinent GmbH has garnered positive feedback across various industries, particularly in Retail, Software, IT Services, and Healthcare. Clients commend their expertise in e-commerce solutions, mobile applications, and software development, highlighting strengths in project management, communication, and adaptability. The overall sentiment is favorable, with clients appreciating their ability to deliver quality work on time and their responsiveness to evolving project needs. Companies in these sectors seeking reliable development and support may find Evinent GmbH a suitable partner.
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Retail Software IT Services Healthcare

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Average Project Cost Breakdown

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

What Clients Have Said
Clients consistently express satisfaction with Evinent GmbH’s value for money, noting their competitive pricing relative to quality. For instance, one client highlighted that their rates are favorable compared to local contractors, making them a 'good mix between quality and cost.' Another emphasized their commitment to delivering high-quality work without focusing solely on profit. Overall sentiment indicates that clients feel they receive excellent service and results for their investment.
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United States (4) Germany (1) Kazakhstan (1) Ukraine (1)

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TVL Technology

Not yet reviewed

$25,000+

$50 - $99 / hr

10 - 49

Luxembourg, Luxembourg

Services provided

20% Custom Software Development

40% AI Development

30% Blockchain +1 service

10% Low/No Code Development

TVL Technology is a București, Romania-based AI firm. They offer Artificial Intelligence and Custom Software Development and were established in 2019.
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Luxembourg, Luxembourg

48 Rue de la Toison d'Or
Luxembourg, Luxembourg 2265
2 - 5

+352 621 477 866

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QBA Worldwide

Not yet reviewed

Undisclosed

Undisclosed

50 - 249

Luxembourg, Luxembourg

Services provided

10% Custom Software Development

20% ERP Consulting and SI

20% IoT Development +5 services

10% AI Development

10% Application Testing

10% CRM Consulting and SI

10% Cybersecurity

10% IT Strategy Consulting

QBA Worldwide is an ERP consulting and SI company. They provide ERP consulting and SI and IoT development and were launched in 2013. The firm is in New York, New York and Luxembourg, Luxembourg.
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Luxembourg, Luxembourg

65 Boulevard de la Pétrusse
Luxembourg, Luxembourg 2320
6 - 9

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UX Capital Sarl

Not yet reviewed

Undisclosed

$50 - $99 / hr

Freelancer

Luxembourg, Luxembourg

Services provided

20% Custom Software Development

20% Product Design

20% UX/UI Design +2 services

20% Web Design

20% Web Development

UX Capital Sarl is a web design agency founded in 2021. Their team provides Web Design and UX/UI Design.
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Top Software Developers in Luxembourg

List of the Top Luxembourg Custom Software Development Companies

Custom Software Development for Production Content Mgmt Co

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What Clients Have Said

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What Clients Have Said

S-PRO is very responsive

Reviews mention Proactive

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Reviewed 2 times in the past 6 months

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Reviews mention Puts the customer first

Custom Software Dev for Frontend Development Agency

Development Staff Augmentation for Retail Company

Custom Database Development for Private School

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Synergy Labs is very responsive

MVP Development & Design & AWS Integration for FinTech Co

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Reviewed 2 times in the past 6 months

Custom Software Development for Online Tutoring Company

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Discovery Phase

Industry Experience

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DBB Software is very responsive

Discovery Phase - Scope Workshop

Reviewed 5 times in the past 6 months

Industry Experience

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Custom Software Development Services

Industry Experience

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Average Project Cost Breakdown

What Clients Have Said

Reviews mention Unique expertise

Portfolio Mgmt System QA for Investment Mgmt App Dev Company

Mobile App Development for Application Company

Web & Mobile App Dev for Optometry Clinics Network

Reviewed 4 times in the past 6 months

Mobile App & Software Development for Medical Device Company

Average Project Cost Breakdown

What Clients Have Said

Reviews mention Proactive

Custom Software Development for Insurance Company

Reviewed 1 time in the past 6 months

Industry Experience

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Reviews mention Adaptable

Web & Mobile App Development for Electronics Retailer

Industry Experience

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Average Project Cost Breakdown

What Clients Have Said

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