Top 30 Software Development Companies in London

The Best of February 2026

The right custom software can give a struggling or growing business the edge it needs. Different kinds of custom software exist for all kinds of functions, such as enterprise resource planning solutions, customer relationship management systems, and content management systems.

Jump to Most Reviewed Companies

List of the Best London Software Development Firms

Featured provider

Tech Alchemy

(33 Reviews) 5.0

Timeliness

4.9

Service Excellence

5.0

Value

4.9

Would Recommend

5.0

$25,000+

50 - 249 employees

London, England

Industries

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331

Converge Labs

(1 Reviews) 5.0

Timeliness
5.0

Service Excellence
5.0

Value
5.0

Would Recommend
5.0

$10,000+

2 - 9 employees

London, England

Converge Labs is a small software development company headquartered in London, England. Established in 2023, the team offers Custom Software Development, Artificial Intelligence, AI Consulting, Generative AI, and more.
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Industries

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332

Digis, a Fiverr company (NYSE: FVRR)

(88 Reviews) 4.9

Timeliness
4.9

Service Excellence
4.8

Value
4.8

Would Recommend
4.9

$5,000+

50 - 249 employees

London, England

Founded in 2015, Digis, a Fiverr company (NYSE: FVRR) is a custom software development company. The midsize team specializes in Custom Software Development, Web Development, and IT staff augmentation. The firm is based in London, England; New York, New York; București, Romania and L'viv, Ukraine.
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Clients

Blablacar Hubspot PwC Huma

Industries

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333

unicrew

(58 Reviews) 5.0

Timeliness
5.0

Service Excellence
5.0

Value
4.9

Would Recommend
5.0

$50,000+

50 - 249 employees

L'viv, Ukraine

Unicrew is a software development firm located in L'viv, Ukraine; Ormond Beach, Florida and London, England. The midsize company was founded in 2012. Their team focuses on Custom Software Development, Web Development, IT staff augmentation, and Mobile App Development.

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Clients

Jack Cooper Transport Bigfood Group Booked It Open Room Inc.

Industries

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334

Rishvi Ltd

(2 Reviews) 4.8

Timeliness
5.0

Service Excellence
5.0

Value
4.8

Would Recommend
4.8

Undisclosed

10 - 49 employees

London, England

Rishvi Ltd is a social media marketing firm based in London, England. The company specializes in Social Media Marketing, Search Engine Optimization, Pay Per Click, Custom Software Development, and more and has a small team.The company was established in 2013.
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335

Devbridge

(0 Reviews)

Not yet reviewed.

$250,000+

250 - 999 employees

London, England

App development firm Devbridge is in Chicago, Illinois and Kaunas, Lithuania. Established in 2008, the team specializes in Mobile App Development and UX/UI Design.
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Clients

Grainger

Industries

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336

Urolime Technologies

(1 Reviews) 4.5

Timeliness
4.0

Service Excellence
4.5

Value
5.0

Would Recommend
5.0

$5,000+

50 - 249 employees

London, England

Urolime Technologies is a DevOps consulting company founded in Cochin, India in 2011. With over 50 professionals, they provide cloud consulting, IT managed services and IT staff augmentation solutions to clients across various industries.

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Industries

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337

Star

(0 Reviews)

Not yet reviewed.

Undisclosed

250 - 999 employees

München, Germany

Custom software development firm Star is located in Sunnyvale, California and San Francisco, California. Their services include Custom Software Development and Mobile App Development.
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Industries

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338

Algorithmic

(2 Reviews) 5.0

Timeliness
5.0

Service Excellence
5.0

Value
5.0

Would Recommend
5.0

$10,000+

2 - 9 employees

London, England

Algorithmic is a small AI development company. Founded in 2023, the agency is headquartered in London, England. Their team focuses on Artificial Intelligence, Custom Software Development, and Mobile App Development.
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Industries

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339

Inviqa

(1 Reviews) 4.0

Timeliness
5.0

Service Excellence
4.0

Value
3.0

Would Recommend
4.0

$50,000+

50 - 249 employees

London, England

Inviqa is a global IT services firm headquartered in London, U.K., that was established in 2012. Their team of 134 employees provides web development, custom software development, staff augmentation, enterprise software integration, strategic consulting services.

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Clients

PZ Cussons

Industries

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340

SDNA Tech

(0 Reviews)

Not yet reviewed.

$5,000+

50 - 249 employees

London, England

Mobile app development firm SDNA Tech is located in London, England. Their services include Mobile App Development and Blockchain.
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341

eClerx

(0 Reviews)

Not yet reviewed.

$5,000+

10,000+ employees

London Office, England

EClerx is a large custom software development firm founded in 2000. Their team offers Custom Software Development and Back Office Outsourcing.
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Industries

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342

CoExLogica, Ltd.

(2 Reviews) 5.0

Timeliness
4.8

Service Excellence
5.0

Value
5.0

Would Recommend
5.0

$1,000+

10 - 49 employees

London, England

Website development company CoExLogica, Ltd. Was launched in 2016. The small team specializes in web development, custom software development, mobile app development, e-commerce development, and more. The company is headquartered in London, United Kingdom and Islamabad, Pakistan.

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Industries

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343

Mitosis Technologies

(0 Reviews)

Not yet reviewed.

$10,000+

250 - 999 employees

Romford, England

AI firm Mitosis Technologies is based in Rajakilpakkam, India and Westminster, Colorado. Founded in 2013, the team provides Artificial Intelligence and Custom Software Development.
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Industries

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344

Line Industries

(0 Reviews)

Not yet reviewed.

$5,000+

2 - 9 employees

London, England

Line Industries is a web development company. They are headquartered in London, England and Cardiff, Wales, and their services include Web Development and Custom Software Development.
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345

Advance Web Software Limited

(0 Reviews)

Not yet reviewed.

$5,000+

10 - 49 employees

London, England

Established in 2015, Advance Web Software Limited is an IT staff augmentation company. Located in London, England and Vadodara, India, the team offers IT staff augmentation and Web Development.
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Industries

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346

NEUROTIC Ltd.

(4 Reviews) 4.9

Timeliness
4.8

Service Excellence
4.8

Value
5.0

Would Recommend
5.0

$1,000+

10 - 49 employees

London, England

Hoxton Digital is a programming agency based in London run by a team of 4 professionals. They offer their expertise in custom software, web, and mobile app development services, as well as SEO solutions that focus on content development, link earning, and local search. They are familiar with Ruby, JavaScript, and Redux, among other programs.

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Clients

BuildSG

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347

Parser

(0 Reviews)

Not yet reviewed.

$50,000+

250 - 999 employees

London, England

Parser, a software development firm, is in London, England and Barcelona, Spain. They provide Custom Software Development and Generative AI.
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Industries

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348

applabs.codes

(4 Reviews) 5.0

Timeliness
5.0

Service Excellence
5.0

Value
5.0

Would Recommend
5.0

$25,000+

10 - 49 employees

London, England

Vidflow is a small København, Denmark-based video production agency. Founded in 2009, the team provides video production, digital strategy, and social media marketing.
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Industries

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349

BlackStack Labs

(2 Reviews) 5.0

Timeliness
5.0

Service Excellence
5.0

Value
5.0

Would Recommend
5.0

$5,000+

10 - 49 employees

London, England

Blockchain company BlackStack Labs is located in London, United Kingdom. The small agency was founded in 2024. Their services include blockchain, web design, IT strategy consulting, custom software development, and more.
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Industries

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350

logics7 Ltd

(0 Reviews)

Not yet reviewed.

$50,000+

250 - 999 employees

London, England

Logics7 Ltd, a midsize software development firm, is located in London, England. Their services include Custom Software Development and Web Development.
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351

d.Labs

(0 Reviews)

Not yet reviewed.

$1,000+

50 - 249 employees

Ilford, England

D.Labs is a custom software development company based in Ilford, England. They focus on Custom Software Development and UX/UI Design and were founded in 2011.
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Industries

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352

Futurice

(0 Reviews)

Not yet reviewed.

$25,000+

250 - 999 employees

London, England

Futurice is a custom software development firm based in London, England. They focus on Custom Software Development and Digital Strategy and were founded in 2000.
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Industries

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353

RemoteStar Ltd.

(2 Reviews) 3.0

Timeliness
2.8

Service Excellence
3.0

Value
3.0

Would Recommend
3.0

$5,000+

10 - 49 employees

London, England

IT staff augmentation company RemoteStar Ltd. Is in Cambourne, United Kingdom. The small agency was launched in 2020. Their services include IT staff augmentation, IT strategy consulting, and custom software development.

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354

Digiata

(0 Reviews)

Not yet reviewed.

$10,000+

50 - 249 employees

London, England

Digiata is a custom software development firm founded in 2001. The firm offers Custom Software Development and Enterprise App Modernization.
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Clients

Vitality Discovery Insurance Allan Gray Old Mutual

Industries

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355

Version 1

(0 Reviews)

Not yet reviewed.

Undisclosed

1,000 - 9,999 employees

Dublin 1, Ireland

Established in 1996, Version 1 is a large New York, New York-based cloud consulting & SI company. Their team offers cloud consulting & SI and Custom Software Development.
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Industries

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356

Screen Pages

(0 Reviews)

Not yet reviewed.

$25,000+

10 - 49 employees

Wisley, England

Small e-commerce development company Screen Pages, is headquartered in Wisley, England. Their services include E-Commerce Development and Custom Software Development.
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Industries

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357

IJYI

(0 Reviews)

Not yet reviewed.

$25,000+

10 - 49 employees

London, England

IJYI is a custom software development firm. The team is headquartered in Ipswich, England and London, England, and their services include Custom Software Development and Architectural Design.
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358

Halo Lab

(94 Reviews) 4.9

Timeliness
4.9

Service Excellence
4.9

Value
4.9

Would Recommend
4.9

$10,000+

50 - 249 employees

Barcelona, Spain

Halo Lab is a midsize branding agency headquartered in Dubai, United Arab Emirates; New York, New York; 08, Andorra and Odesa, Ukraine. They offer Branding, Web Design, UX/UI Design, Graphic Design, and more and were established in 2013.
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Clients

Auth0

Industries

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359

Synergy Labs

(45 Reviews) 4.9

Timeliness
4.9

Service Excellence
4.9

Value
4.9

Would Recommend
4.9

$25,000+

50 - 249 employees

Amsterdam, Netherlands

Synergy Labs is an app development firm. Their midsize team is in Hollywood, Florida; Miami, Florida; New York, New York and Dubai, United Arab Emirates and provides Mobile App Development, Custom Software Development, Artificial Intelligence, Generative AI, and more. The firm was launched in 2020.
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Industries

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360

Cloudini

(0 Reviews)

Not yet reviewed.

$10,000+

10 - 49 employees

London, England

Launched in 2020, Cloudini is a cloud consulting & SI company. The team provides cloud consulting & SI and IT staff augmentation.
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Industries

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