J2EE, .NET and Legacy Systems Application Development and Support

  • .NET WNS’ pool of software experts cater to the most complex .NET programming requirements in the industry. The functional expertise of the team is complemented by programmers with extensive knowledge of C#.NET, ASP.NET, VB.NET, .NET 2.0, SQL Server, XML, web services and AJAX. Microsoft .NET framework enables development of robust customized applications, catering to clients’ varying technology requirements. With the best-in-class support framework, WNS’ solutions do not end at deploying the .NET applications and solutions, but continue with high-class application maintenance, support, enhancements and upgrades.
  • J2EE Qualified, experienced and technically sound consultants, along with technological resources, craft the J2EE world of WNS, which ensures complex and high-quality web and enterprise application development with short implementation cycles. Expertise in core Java and web technologies like JSP, Servlets, JDBC, J2ME, etc. enable creation of diverse industry applications on multiple platforms. We also provide world-class support services for J2EE applications and platforms.
  • Other Technologies Along with the more prominent .NET and J2EE technologies, WNS hosts a pool of highly skilled resources in other technologies such as Microsoft VB, Delphi, PHP, JAVA, Ruby, Perl, Cold Fusion, LAMP, AJAX, etc. This vast pool of technology capabilities caters to varying industry, business and technology requirements of customers. Application development and deployment is supported by maintenance and support, enhancement, and upgrade requirements of customers. Apart from support services for these technologies and custom applications, we also provide support for traditional legacy systems of customers.

Custom Software Design, Development, Testing

A combination of highly skilled resources, products and technologies has made WNS a front-runner in the world of custom software design, development and testing. Our Application Development and Maintenance (ADM) team comprises individuals with strong business and IT strategy consulting skills in various industry domains like travel, insurance, finance, accounting, retail, healthcare, knowledge services, etc. In addition, we have vast experience in implementing ERP, CRM, SCM, EAI and workflow solutions across a wide spectrum of industry verticals. Our team has developed a number of web 2.0 sites with open source technologies like Joomla, Drupal, Moodle and SharePoint, in an endeavor to provide deeper capabilities to clients.

The ADM team engages with clients to help them formulate their outsourcing strategy and define related application and technology requirements. It then evaluates the right technology platforms to meet the client’s business processing and outsourcing needs. The team works with the client’s resources and product vendors to implement and integrate the required solutions. State-of-the-art testing capabilities ensure deployment of a robust application.


WNS’ custom application development team has developed a number of bespoke systems catering to varying business, technology, industry and service needs of its customers. Requirements span across multiple parts of the business and cross-functional roles. Our custom developed products range from loan tracking and fulfillment systems to hotel classification systems to financial and retail business intelligence reporting systems, to name a few.

Training and End-user Support

WNS’ Custom Application Development services do not end with development and deployment of the custom application for the customer. These services extend to extensive transition and training sessions for end-users. The transition includes knowledge sharing, shadowing and reverse shadowing along with provision of required training resources and material. End-user support services complete the cycle and ensure 360⁰ customer satisfaction. The support practice includes provision of Level 1 and Level 2 support for customers across platforms and technologies. These services are provided over the phone, e-mail and chat, and cover applications developed by us as well as other vendors.

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