If you're set on ASP.NET job opportunities in East London, there aren't very many at this time: we count 11. Maybe, you could try slightly farther afield. The main categories of job vacancies offered are Microsoft Visual Studio and Web Application Frameworks.
Businesses in this area are keen to attract skillful ASP.NET applicants to fill 10 positions advertised. Take note that there are at this time no internship opportunities on offer in this area. This area is mostly controlled by larger employers, but there is also a startup operating in the sphere. Recruiters are trained to find the best professional candidates for a given position. Most companies in this area trust hiring to them. Make sure to filter those from your Jobfeed if you'd rather not see the jobs they posted. Have you seen which other skills are in demand in this region?