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Top IT Service Providers for Software Development

4,610 IT service providers ranked by rating, review volume and listing quality.

Software development here means building software to order — a product, an internal system, or a replacement for something that has outgrown a spreadsheet. It spans firms that take a specification and deliver against it, and teams that work discovery-first and expect the specification to change.

The distinction worth establishing early is who owns the decisions. A supplier that builds exactly what was asked will deliver exactly what was asked, including the parts that were wrong. A partner that pushes back costs more in meetings and less in rework. Neither is better in the abstract; they suit different buyers and different projects, and the mismatch is where these engagements go wrong.

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Between them, the 600 best-ranked of these 4,610 IT service providers cover web development (509), web design (438), mobile app development (307) and UI/UX design (294). They also list work in Ahmedabad, Delhi NCR, Chandigarh & Mohali and Bengaluru, India. 583 of them have written a profile you can read before you get in touch.

TrustList ranks more than 4,600 IT service providers offering software development, ordered on client reviews and profile quality, never on payment. At the top right now: BitBag, Neuralab Inc. and First Line Software Inc..

The largest markets we rank for software development: USA (801) · UK (443) · Germany (381) · India (348) · Canada (303) · Sweden (270).

What to check before you shortlist

A discovery or specification phase before a fixed estimate
Who is on the team, and whether they stay for the whole project
That you own the intellectual property and the source code
Testing, documentation and maintenance after release

Filter by fitbudget, engagement, size and more

PlusServer GmbH
Mobile App Development · UI/UX Design · E-Commerce Development · Also in Germany
As a leading managed cloud provider, we support corporate customers in the implementation of digital innovations.
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New Work SE
Custom Software Development · ERP Software Development · E-Commerce Development · Also in Germany
We believe in a world of work in which people can realize themselves and develop their potential.
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Nuance Communications, Inc.
Mobile App Development · UI/UX Design · E-Commerce Development · Also in United States of America
We build technology that frees users to be their best selves and enables businesses to do their best work. In doing so, we continually bring out the best in each other.
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KPMG AG
Custom Software Development · UI/UX Design · E-Commerce Development · Also in Germany
KPMG is a network of professional firms with about 200,000 employees in 154 countries and territories.
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MaibornWolff GmbH
Mobile App Development · Web Development · UI/UX Design · Also in Germany
MaibornWolff has been inspiring customers from all industries for IT consulting, software engineering and test management for 30 years.
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Geidans Solutions
Custom Software Development · Web Development · Web Design · Also in Latvia
Founded in 2009, we are a UK based Software Development House.
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Strato AG
Mobile App Development · UI/UX Design · E-Commerce Development · Also in Germany
STRATO is a reliable web host for everyone who wants to be successful online. We make web hosting fair and easy - at the best price and without unnecessary frills.
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LucaNet AG
ERP Software Development · UI/UX Design · E-Commerce Development · Also in Germany
Professional, customer-focused and forward-thinking: these are the attributes that define our approach and the expertise we have developed in financial consolidation, financial…
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Bromcom
Custom Software Development · Web Development · Web Design · Also in United Kingdom
Bromcom has 25+ years’ experience providing innovative, leading edge award winning IT solutions to schools, colleges & local authorities that demanded more from their IT.
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SendBird
Mobile App Development · Web Development · Web Design · Also in United States of America
At SendBird, we are building the most scalable and powerful chat API in the world.
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Opencast Software
Web Development · Web Design · IT Services · Also in United Kingdom
Opencast Software is an Enterprise IT Consultancy that works with corporate IT departments to deliver their change.
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ATOSS Software AG
Custom Software Development · E-Commerce Development · iOS App · Also in Germany
Flexibility, productivity, and innovative energy are the be-all and end-all in times of volatile markets.
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IVU Traffic Technologies AG
E-Commerce Development · CRM Development · Android · Also in Germany
The IVU Traffic Technologies AG provides for over 40 years with more than 500 engineers for a punctual and reliable transport in the major cities in the world.
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mgm technology partners GmbH
Mobile App Development · Web Development · UI/UX Design · Also in Germany
MGM has been developing web applications for more than two decades for commerce, insurance and the public sector: highly scalable, secure, robust.
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PSI Software AG
UI/UX Design · E-Commerce Development · iOS App · Also in Germany
PSI software solutions for optimizing the flow of energy and materials Based on its own software products, PSI Group develops and integrates complete solutions for optimizing the…
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Sparkassen-Finanzportal GmbH
UI/UX Design · E-Commerce Development · iOS App · Also in Germany
SFP is the central service provider for communication and digital services in the Sparkassen-Finanzgruppe.
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Dassault Systemes 3DExcite GmbH
UI/UX Design · E-Commerce Development · IT Services · Also in Germany
We embrace the fact that business is changing and transformation never stops.
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Spearhead AG
Web Development · Web Design · UI/UX Design · Also in Switzerland
Vehicle Telematics not only redefines the way drivers interact with their cars, but it also redefines the way Insurers and Fleet Operators should interact with their customers,…
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Cutover
Web Development · Web Design · UI/UX Design · Also in United Kingdom
Cutover, the leader in work orchestration and observability, is the only platform that provides full organizational visibility into dynamic flows of work, bringing them out of the…
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COMLINE computer + software solutions SE
ERP Software Development · UI/UX Design · E-Commerce Development · Also in Germany
COMLINE brings worlds together: IT technology expertise with an understanding of business processes and individuality with standards.
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Vaxtor Recognition Technologies
Custom Software Development · Web Development · Web Design · Also in United Kingdom
Software for license plate recognition in the most demanding scenarios. We develop high-performance products and solutions for license plate recognition in any scenario.
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iteratec GmbH
UI/UX Design · E-Commerce Development · iOS App · Also in Germany
We develop individual software systems (e.g. car sharing for BMW / DriveNow) and are involved in very interesting technology projects such as the MINI augmented vision data glasses…
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Blackbox Company (UK) Ltd
Web Development · Web Design · UI/UX Design · Also in United Kingdom
Blackbox Company Digital Customer Information Solution platform technology delivers real-time information at the right time, over the right channels for passenger and staff across…
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ITDZ Berlin
UI/UX Design · E-Commerce Development · iOS App · Also in Germany
Whether standardization of ICT jobs, advice, implementation of new solutions or citizen-oriented services to increase service quality - the ITDZ Berlin is at the side of the State…
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How is this ranking worked out?

Each firm's position comes from its client reviews and its profile, blended into one score:

Rating, smoothed so a single five-star review cannot outrank a firm with hundreds of good ones
Review volume, with diminishing returns
Profile completeness: the details a buyer needs to judge the firm
Earned trust: verification and awards, as a small lift

No firm can pay for a position. Sponsored listings are labelled and shown apart from this list. How rankings work

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Top IT Service Providers for Software Development

PlusServer GmbH

New Work SE

Nuance Communications, Inc.

KPMG AG

MaibornWolff GmbH

Geidans Solutions

Strato AG

LucaNet AG

Bromcom

SendBird

Opencast Software

ATOSS Software AG

IVU Traffic Technologies AG

mgm technology partners GmbH

PSI Software AG

Sparkassen-Finanzportal GmbH

Dassault Systemes 3DExcite GmbH

Spearhead AG

Cutover

COMLINE computer + software solutions SE

Vaxtor Recognition Technologies

iteratec GmbH

Blackbox Company (UK) Ltd

ITDZ Berlin

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How is this ranking worked out?

Software Development companies by country

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