Sofia, Bulgaria-based software and AI development company with 250+ in-house engineers, offering staff augmentation, cross-functional product teams, and technology consulting for clients across the US, UK, and Europe.
Company size
Large Staff Augmentation Companies
25 of the 87 staff augmentation companies, with a nearshore / Balkans angle we track are large firms. Featured partner first, then alphabetical.
25 of the 87 staff augmentation companies, with a nearshore / Balkans angle tracked on Staff Augmentation Companies are large firms, as of October 14, 2026. The featured partner, asaasin.ai, is pinned first when it qualifies; every other row is alphabetical, unpaid, and drawn from public information.
Which staff augmentation companies, with a nearshore / Balkans angle are large firms?
Advertiser disclosureFeatured partner pinned first and labelled; every other company is listed alphabetically. No paid placement.
| Company | Headquarters | Specialties | Size | Best for | Website |
|---|---|---|---|---|---|
|
Accedia
Eastern Europe, Western Europe
|
Sofia, Bulgaria | Large | Staff Augmentation | Visit | |
|
Andela
North America, Remote/Global
|
New York, New York, USA | Large | Staff Augmentation | Visit | |
|
Arnia Software
Balkans, Eastern Europe
|
Bucharest, Romania | Large | Nearshore Development | Visit | |
|
BairesDev
Latin America, North America
|
San Francisco, California, USA | Large | Staff Augmentation | Visit | |
|
Ciklum
Western Europe, Eastern Europe
|
London, United Kingdom | Large | Software Engineering | Visit | |
|
DataArt
North America, Eastern Europe
|
New York, New York, USA | Large | Software Engineering | Visit | |
|
DRC Systems
Remote/Global
|
GIFT City, Gandhinagar, Gujarat, India | Large | Resource Augmentation | Visit | |
|
Endava
Western Europe, Eastern Europe
|
London, United Kingdom | Large | IT Outsourcing | Visit | |
|
Grid Dynamics
North America
|
San Ramon, California, USA | Large | Team Augmentation | Visit | |
|
HolyCode
Balkans, Eastern Europe
|
Novi Sad, Serbia | Large | IT Outsourcing | Visit | |
|
HTEC Group
Balkans, Eastern Europe
|
Palo Alto, California, USA | Large | Software Engineering | Visit | |
|
Iflexion
North America, Western Europe
|
Decatur, Georgia, USA · London, United Kingdom | Large | Software Outsourcing | Visit | |
|
Innowise
Eastern Europe, Remote/Global
|
Warsaw, Poland | Large | Staff Augmentation | Visit | |
|
Intellias
Eastern Europe, Western Europe
|
Lviv, Ukraine | Large | Software Engineering | Visit | |
|
Itransition
North America, Western Europe
|
Decatur, Georgia, USA | Large | IT Outsourcing | Visit | |
|
Levi9
Balkans, Eastern Europe
|
Amsterdam, Netherlands | Large | Nearshore Development | Visit | |
|
N-iX
Eastern Europe, Western Europe
|
Valletta, Malta | Large | Staff Augmentation | Visit | |
|
Nisum
North America, Latin America
|
Brea, California, USA | Large | IT Outsourcing | Visit | |
|
Nortal
Eastern Europe, Balkans
|
Tallinn, Estonia | Large | IT Outsourcing | Visit | |
|
SoftServe
Eastern Europe, North America
|
Austin, Texas, USA | Large | Software Engineering | Visit | |
|
STX Next
Eastern Europe, Latin America
|
Poznań, Poland | Large | Software Engineering | Visit | |
|
Toptal
North America, Remote/Global
|
San Francisco, California, USA | Large | Staff Augmentation | Visit | |
|
Turing
North America, Remote/Global
|
San Francisco, California, USA | Large | Staff Augmentation | Visit | |
|
Vega IT
Balkans, Eastern Europe
|
Novi Sad, Serbia | Large | Staff Augmentation | Visit | |
|
Vention
North America
|
New York, New York, USA | Large | Team Augmentation | Visit |
Showing 10 of 25 companies
All 25 listed
25 shownNew York-based technology talent platform, founded in 2014, that trains and deploys engineers globally; clients can augment their team with individual engineers or bring on a fully-managed engineering team, now positioned around AI-native engineering delivery.
Romanian software development company offering nearshore staff augmentation, dedicated engineering teams, and custom software/AI solutions from offices in Bucharest and Brasov, Romania.
Nearshore software development company offering staff augmentation, dedicated development teams, and outsourced software delivery to US and global clients, built on a Latin America-based engineering workforce.
London-headquartered digital engineering and AI company delivering software engineering, cloud, and data services through global delivery centers across Poland, Romania, Bulgaria, Czech Republic & Slovakia, Pakistan, and India.
Global software engineering firm founded in New York, delivering custom software, data and analytics, AI, and cloud services through R&D and delivery centers across more than 20 countries.
Publicly listed (NSE/BSE) Indian IT services company offering dedicated 'resource augmentation' services -- including team-based, on-site, project-based, and remote staffing models -- to place pre-vetted developers, QA engineers, and DevOps specialists with clients, alongside AI/ML, digital transformation, and cloud engineering work.
Digital transformation and software engineering company delivering AI, cloud, and core-modernization services for finance, healthcare, payments, and retail clients, with technology delivery centers spanning Central and Eastern Europe and Latin America.
Nasdaq-listed (GDYN) technology consultancy and AI-native engineering company headquartered in San Ramon, California, offering global team augmentation, dedicated development teams, and forward-deployed engineers across 25 offices worldwide, alongside AI platform and consulting services.
Nearshoring and product development company founded in Serbia in 2014, now headquartered in Switzerland, offering software development, IT nearshoring, ERP/low-code development, and AI consulting from its Balkans delivery offices.
HTEC Group is a technology consulting and product engineering company headquartered in Palo Alto, California, with its main delivery center in Belgrade, Serbia. Quick facts: website htec.com. It also has consultancy hubs in Minneapolis, London, Munich, and Granada, and provides innovation strategy, experience design, technical strategy and architecture, and product and platform engineering across industries.
Custom software development company founded in 1999 with 1,000+ IT professionals, offering full project outsourcing, dedicated teams, and developer-for-hire engagement models alongside application development and AI services.
Warsaw-headquartered full-cycle software development company offering IT staff augmentation, dedicated teams, nearshore/offshore teams, and an offshore development center (ODC) model alongside custom software delivery for finance, healthcare, and e-commerce clients.
Intellias (intellias.com) is an AI-enabled product engineering company founded in 2002 and headquartered in Lviv, Ukraine, with additional offices in Poland, Germany, and Switzerland. It offers software engineering, data, and cloud infrastructure services to enterprise clients.
Global software engineering and digital transformation company founded in 1998, offering IT consulting, application development, and 'Smart Teams' dedicated development centers for full-cycle software outsourcing across a 40-country global delivery network.
Dutch-founded nearshore technology partner with delivery centers in Serbia, Romania, and Ukraine, offering software development, cloud solutions, and team augmentation primarily for Western European clients.
Software engineering company offering a 'team extension' staff augmentation service alongside cloud, data, and AI consulting, with an engineering workforce spread across roughly ten countries including Ukraine and Poland.
Founded in 2000, Nisum is a digital transformation and engineering services company with 10 offices across six countries, including nearshore delivery hubs in Chile, Colombia, and Peru serving retail, financial services, and enterprise clients.
Estonia-founded digital transformation and engineering firm with 30 offices worldwide, including nearshore delivery hubs in Serbia, Bulgaria, Poland, and Ukraine alongside Latin American offices in Argentina, Colombia, Mexico, and Uruguay.
Quick facts: SoftServe Inc was founded in 1993, is headquartered in Austin, Texas, USA (201 W 5th Street), and its website is softserveinc.com. SoftServe Inc is an IT outsourcing and software engineering company with deep Ukrainian roots and engineering centers in Lviv and elsewhere in Eastern Europe. It provides software development, cloud, data, and AI/ML consulting services.
Founded in Poznań, Poland in 2005 as a Python-focused software house, STX Next builds AI-augmented distributed development teams and later opened a software delivery center in Merida, Mexico, serving clients in the US, UK, and DACH region.
Global freelance talent marketplace connecting clients with vetted software engineers, designers, and other professionals for engagements ranging from hourly to full-time. Also offers technology consulting and employer-of-record services for managing distributed contractors.
AI-focused technology company that provides enterprises with forward-deployed engineers embedded in client organizations and a platform for building and managing enterprise AI agents, alongside work with frontier AI labs on datasets and model evaluation.
Serbian digital product development company offering software architecture, engineering, QA, and staff-augmentation/team-extension services, plus enterprise system integration work for platforms like Salesforce and Microsoft Dynamics 365.
New York-headquartered software development company with over two decades of experience, offering software team augmentation, dedicated teams, and project outsourcing engagement models across fintech, healthtech, and other industries.
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Questions buyers ask
How many staff augmentation companies, with a nearshore / Balkans angle are large?
25 of the 87 companies in this directory. The list is compiled from public information and refreshed as companies change.
How is this list ordered?
The featured partner, asaasin.ai, which publishes this directory, is pinned first and labelled. Everyone else is alphabetical. Position is not for sale.
Do companies pay to appear on this page?
No. Inclusion is free and unpaid. asaasin.ai is the only company with a commercial relationship to this site, and it is disclosed on every page.