8 Devonshire Square, London, EC2M 4PL, United Kingdom
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Primary Contact for London
hello@4xxi.com

4xxi Overview

Number of Employees
100 - 249
Minimal Budget
$10,000 - $25,000
Average Hourly Rate
$35/hr
Year Founded
2008
4xxi is a world-class web & mobile development company helping Startups, SMB and Enterprises to solve their business problems, accomplish goals, increase revenues and cut costs.

81+ excellent global projects in our portfolio, most of them regularly get publications in Forbes, TechCrunch, New York Times, Yahoo, Business Insider etc.

There are more than 85 senior developers on our team and we are proud of each of them and for 10 years of development experience, we have never failed any project for which we have undertaken.

We have already been growing every year and, in addition to several of our offices in London and Russia, we are planning to open offices in New York and San-Francisco during next year.

Also, we have just been awarded as «Best Outsourcing Development company» in Russia (according to the leading magazine in the country)

For 10 years we have never failed any project for which we have undertaken. We are really proud of this.
4xxi is a world-class web & mobile development company helping Startups, SMB and Enterprises to solve their business problems, accomplish goals, increase revenues and cut costs.

81+ excellent global projects in our portfolio, most of them regularly get publications in Forbes, TechCrunch, New York Times, Yahoo, Business Insider etc.

There are more than 85 senior developers on our team and we are proud of each of them and for 10 years of development experience, we have never failed any project for which we have undertaken.

We have already been growing every year and, in addition to several of our offices in London and Russia, we are planning to open offices in New York and San-Francisco during next year.

Also, we have just been awarded as «Best Outsourcing Development company» in Russia (according to the leading magazine in the country)

For 10 years we have never failed any project for which we have undertaken. We are really proud of this.
Headquarter
8 Devonshire Square, London, EC2M 4PL, United Kingdom
Other Locations
2-G Malaya Monetnaya St., Office 403, Saint Petersburg, 197101, Russia
99-A, Building 3, Gagarina St., Office 401, Saransk, 430027, Russia

4xxi Services

  • Consulting
  • Product Design
  • Website Design
  • Mobile App Design
  • User Experience Design
  • Software Development
  • Outsourcing
  • Cybersecurity & Risk Management
  • AWS Solution Architects
  • Wearable Technology
  • Internet of Things
  • IT Services & Networking

4xxi Portfolio

  • 4xxi - AdvisorEngine
    Technology
    AdvisorEngine
  • 4xxi - Groupdolists
    Technology
    Groupdolists
  • 4xxi - Charge.Auto
    Technology
    Charge.Auto
  • 4xxi - Trivago
    Technology
    Trivago
  • 4xxi - WorthFM
    Technology
    WorthFM
  • 4xxi - Loji
    App Design
    Loji
  • 4xxi - NutmegAspirin
    Technology
    NutmegAspirin

4xxi Team Bios

  • CEO
    Evgeny Smirnov
    CEO
    12+ years in development 7+ years in FinTech PhD in Math&Astronomy
  • VP
    Alexander Beshkenadze
    VP
    12+ years in development 7+ years in frontend&mobile Master of E-Commerce
  • UK Director
    Nigel Hopkinson
    UK Director
    Leadership roles at IBM&SAS CEO of 2 Fintechs
  • Art Director
    Maria Tereshkova
    Art Director
    11+ years of design experience 4+ years Art-Director
  • CTO
    Egor Tomilin
    CTO
    8+ years in development 6+ years in FinTech Master of Economics
  • QA Lead
    Anastasia Mohovikova
    QA Lead
    7+ years in QA 3+ years QA Lead

4xxi Clients

  • Trivago
    Trivago
  • AdvisorEngine
    AdvisorEngine
  • Groupdolists
    Groupdolists
  • Arival
    Arival
  • NutmegAspirin
    NutmegAspirin
  • Cleverism
    Cleverism
  • JoinWell
    JoinWell
  • WorthFM
    WorthFM