Top 100 SQL Developers in the United Kingdom

December 2023

Looking for a top SQL development company in the United Kingdom?

SQL Developer is a graphical user interface for managing Oracle databases. SQL developers browse, create, edit, and delete objects in a database using SQL, which is a JavaScript development framework.

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List of the Best United Kingdom SQL Development Companies

271
Schnell Solutions Limited
(2 Reviews)
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5.0
- Scheduling
  5.0
- Quality
  5.0
- Cost
  5.0
- NPS
  5.0
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- $10,000+
- 50 - 249 employees
- London, United Kingdom
Schnell Solutions Limited, a custom software development company, was launched in 2006. Their midsize team is based in London, United Kingdom and Chandigarh, India. Their services include custom software development, mobile app development, web development, and IT strategy consulting.
Clients
- 3m
- DHL
- GOV.UK
- National Childrens Bureau
Industries
Notable Project

An anti-bullying nonprofit engaged with Schnell Solutions Limited for their custom software development services. They're tasked with creating a platform to streamline the organization's research processes.

"The fact that they’re solution-focused makes it easier for us to identify potential pitfalls."

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272

Taggr

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- Undisclosed
- 2 - 9 employees
- Birmingham , United Kingdom
Taggr, a small software development company and mobile app development company, is in Birmingham , United Kingdom. The team specializes in custom software development and mobile app development.

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273
INVINCIX Solutions Private Limited
(2 Reviews)
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4.8
- Scheduling
  4.3
- Quality
  4.8
- Cost
  5.0
- NPS
  5.0
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- $10,000+
- 50 - 249 employees
- Twickenham, United Kingdom
IT strategy consulting company INVINCIX Solutions Private Limited was founded in 2017. Their midsize team is in Singapore, Singapore; Bhubaneswar, India; Ho Chi Minh City, Vietnam and Twickenham, United Kingdom and provides IT strategy consulting, ux/ui design, IT managed services, custom software development, and more.
Clients
- Ximple
- DWS Private Limited
- African Development Bank
Industries
Notable Project

INVINCIX Solutions Private Limited has developed an app for a dairy company. The team also provides maintenance and support.

"Their work ethics and culture are commendable."

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274

Devious Solutions

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- Undisclosed
- 2 - 9 employees
- Edinburgh, United Kingdom
Devious Solutions, a custom software development company, is in Edinburgh, United Kingdom. The small team focuses on custom software development, mobile app development, application testing, and application management & support and was established in 2010.

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275
Haefele Software
(9 Reviews)
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4.7
- Scheduling
  4.6
- Quality
  4.7
- Cost
  4.7
- NPS
  4.9
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- $5,000+
- 50 - 249 employees
- London, United Kingdom
Haefele Software is an outsourced Microsoft software development company based in Cape Town, South Africa, with offices in Melbourne, Australia; Tampa, Florida; and London. The company, founded in 2006, has more than 50 employees and provides custom software development, IT strategy consulting, and IoT development services to enterprise and smaller-sized companies in various industries.
Clients
- Tesco
- Superdrug
- Burger King
- Spur Corp
Industries
Notable Project

Haefele Software helped a road safety auditing firm rewrite their existing system to make it operational and sleek.

"They were always on the ball."

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276

FA Solutions

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- Undisclosed
- 50 - 249 employees
- London, United Kingdom
FA Solutions is a midsize custom software development company. Headquartered in Helsingfors, Finland; Stockholm, Sweden and London, United Kingdom, the agency was founded in 1999. Their services include custom software development and application management & support.
Industries
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277
IT Labs
(4 Reviews)
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4.6
- Scheduling
  4.5
- Quality
  4.6
- Cost
  4.5
- NPS
  4.5
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- $25,000+
- 250 - 999 employees
- London, United Kingdom
IT Labs, a IT strategy consulting company, is in Palm Beach Gardens, Florida; London, United Kingdom; Noordwijk, Netherlands and Skopje, North Macedonia. Founded in 2005, the midsize team focuses on IT strategy consulting, cloud consulting & SI, custom software development, and blockchain.
Industries
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278
EVOQINS
(9 Reviews)
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4.8
- Scheduling
  4.8
- Quality
  4.8
- Cost
  4.7
- NPS
  4.8
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- $10,000+
- 10 - 49 employees
- Exeter, United Kingdom
Founded in 2017, Evoque Innovative Lab is a development firm. Their team of around 10 employees is based in Bangalore, India, with an additional office in Kochi, India. They focus on custom software development, mobile app development, and UI/UX designs.
Clients
- Qatar Foundation
- Microsoft
- JSW
- 2020 Smart Ventures
Industries
Notable Project

EVOQINS has developed a website and mobile app for an investment management company. They've designed graphics and the UX/UI, integrated the app with account validation systems, and tested the functionality.

"They don't work like vendors but like partners."

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279

DX Heroes

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- $10,000+
- 10 - 49 employees
- London, United Kingdom
DX Heroes is a small enterprise app modernization company. They specialize in enterprise app modernization, custom software development, business consulting, HR services, and more and were founded in 2019. The agency is located in Prague, Czech Republic and London, United Kingdom.
Industries
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280
Systango
(31 Reviews)
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4.8
- Scheduling
  4.8
- Quality
  4.8
- Cost
  4.7
- NPS
  4.9
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- $10,000+
- 250 - 999 employees
- London, United Kingdom
Established in 2007, Systango Technologies is a global digital product development agency. They are headquartered in London and have additional international offices. Most clients are small businesses, many of which are in the entertainment, utilities, and hospitality sectors.
Clients
- MGM
- Target
- Grindr
- Deloitte
Industries
Notable Project

Systango helped a team building toolkit provider develop a web app to deliver restaurant training, forms, and checklists. The vendor identified key functionalities and proposed wireframes and UX designs.

"There was clearly a healthy company culture that translated into their work and overall approach to our relationship."

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281
Crystal Logic
(5 Reviews)
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4.8
- Scheduling
  4.6
- Quality
  4.8
- Cost
  4.6
- NPS
  5.0
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- $10,000+
- 10 - 49 employees
- London, United Kingdom
Crystal Logic is a software development firm headquartered in Lviv, Ukraine. The small agency was established in 2018. Their services include custom software development, e-commerce development, mobile app development, IT staff augmentation, and more.
Industries
Notable Project

Crystal Logic provides recruitment services to a digital e-commerce consulting firm. They develop job descriptions based on the client’s requirements then relay prescreened, qualified candidates to the client.

“Crystal Logic wants to ensure that they deliver what we need in order to facilitate a long-term partnership.”

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282

Winterwell Associates

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- Undisclosed
- 2 - 9 employees
- Edinburgh, United Kingdom
Artificial intelligence firm Winterwell Associates is located in Edinburgh, United Kingdom. The small company was launched in 2008. Their team specializes in Artificial Intelligence, IT managed services, and custom software development.

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283
DataArt
(26 Reviews)
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4.9
- Scheduling
  4.9
- Quality
  4.9
- Cost
  4.5
- NPS
  4.9
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- $100,000+
- 1,000 - 9,999 employees
- London , United Kingdom
DataArt is a software engineering firm in München, Germany; Zug, Switzerland; London, England; and New York. Founded in 1997, they have about 3,000 employees that serve mainly midmarket and small-business clients in the financial, healthcare, and IT sectors. Services include custom software development, enterprise app modernization, and UI/UX design.
Clients
- The Carlyle Group
- Nasdaq
- Apax Partners
- Monex
Industries
Notable Project

DataArt provides e-commerce solutions for a B2B marketplace. The team is responsible for creating an automated and scalable solution that can be operated in multiple countries.

"They try to solve problems in challenging times, which is highly appreciated."

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284
300Brains
(4 Reviews)
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4.9
- Scheduling
  5.0
- Quality
  4.9
- Cost
  4.5
- NPS
  4.9
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- $25,000+
- 50 - 249 employees
- London, United Kingdom
300Brains is a web development company. Their midsize team is in Warszawa, Poland; San Francisco, California and Kópavogur, Iceland. Their services include web development, custom software development, mobile app development, IT staff augmentation, and more.
Clients
- Deutsche Börse
- Lombard International Assurance
- Horum SA
- Nevomo
Industries
Notable Project

300Brains provides app development support for a financial e-learning platform.

"Their service costs and communication skills are amazing!"

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285

Kott Software

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- $50,000+
- 50 - 249 employees
- Stanway,Colchester, United Kingdom
Kott Software is a software development firm. The midsize team is in Gaithersburg, Maryland; Stanway,Colchester, United Kingdom and Kakkanad, India. Their services include custom software development, web development, application management & support, mobile app development, and more.
Industries
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286

Virtue Xolutions

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- $5,000+
- 50 - 249 employees
- London, United Kingdom
Virtue Xolutions, a website development company, is based in Dubai, United Arab Emirates; Ashburn, Virginia; London, United Kingdom and Mississauga, Canada. The midsize agency was launched in 2015. Their team specializes in web development, web design, branding, mobile app development, and more.
Industries
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287
Flat Rock Technology
(13 Reviews)
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4.7
- Scheduling
  4.6
- Quality
  4.7
- Cost
  4.6
- NPS
  4.8
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- $5,000+
- 250 - 999 employees
- London, United Kingdom
Flat Rock Technology is a development agency headquartered in London, with an office in Varna, Bulgaria. Since 2008, their team of 88 has been specializing in custom software development, mobile app development, UX/UI design, and more for mainly midmarket-size clients. They primarily serve clients in the IT, consumer products & services and media industries.
Clients
- Audiocodes
- Brompton
- Motor Fuel Group
- Hiddentec
Industries
Notable Project

Flat Rock Technology managed a translation company's cloud infrastructure on Azure. They deployed a virtual desktop monthly, migrated physical to cloud-based machines, did maintenance, and reviewed performance.

"They understood what we needed without a lot of communication and always delivered exactly what we had in mind."

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288

TeraCode

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- Undisclosed
- 50 - 249 employees
- London, United Kingdom
Custom software development company TeraCode was launched in 2005. The midsize Waltham, Massachusetts-based team offers custom software development, graphic design, IoT development, and mobile app development.
Industries
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289
Decimal Point Analytics
(1 Reviews)
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5.0
- Scheduling
  4.5
- Quality
  5.0
- Cost
  4.5
- NPS
  5.0
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- $1,000+
- 250 - 999 employees
- Barking, United Kingdom
In Mumbai, India and Barking, United Kingdom, Decimal Point Analytics is a midsize data analytics company. Their services include BI & big data consulting & SI, CRM consulting and SI, custom software development, Artificial Intelligence, and more.
Industries
Notable Project

Decimal Point Analytics provided ongoing data solution for a B2B marketing agency. The project entailed an evaluation of the bank's current data infrastructure, encompassing data collection methods and tools.

"This resulted in more informed decision-making and improved business performance."

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290

Wunderman Thompson MAP

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- Undisclosed
- 250 - 999 employees
- London, United Kingdom
Midsize marketing strategy company Wunderman Thompson MAP, is in København, Denmark; Bangkok, Thailand; Barcelona, Spain and Lisboa, Portugal. The team focuses on marketing strategy, social media marketing, search engine optimization, CRM consulting and SI, and more.

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291

Star

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- Undisclosed
- 250 - 999 employees
- London, United Kingdom
Star is a Sunnyvale, California-based software development company. The midsize company was founded in 2008. Their team provides custom software development, mobile app development, ux/ui design, IoT development, and more.
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292

Online Business Systems

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- Undisclosed
- 250 - 999 employees
- London, United Kingdom
Online Business Systems is an IT strategy consulting company located in Winnipeg, Canada and Bloomington, Minnesota. The midsize team specializes in IT strategy consulting and business consulting. The firm was established in 1986.
Industries
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