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Location: London, England
Industry: Banking, Allegis Group
Job Type: Contract (6 months)
Posting ID: 756392

FX eCommerce Senior Developer (C# low latency) Job Description:

FX eCommerce Senior Developer (C# low latency)

A top-tier central London based investment bank is looking for an experienced C#.Net developer to undertake a critical in-house project to develop an eCommerce application forming the core of the eFX business line.

A successful candidate should have the following:

- Very strong technical background with specific demonstrable skills in the following areas:

- C#.Net 4.0+ (preferably in most recent role)

- A full understanding of CLR

- Development and debugging of multi-threaded and low latency systems

- Unit testing and mocking frameworks (NUnit, Typemock Isolator, Moq, or equivalents)

- MS SQL server/T-SQL

- Strong software engineering skills within front office eCommerce systems

- Experience in leading small development teams

- Supplemental skills in C++ and/or Java advantageous

Please note this list is not exhaustive and relevant experience with full-stack development is highly valued.


- Design and implementation of latency-sensitive components of eCommerce systems in a project-based approach

- Work on server side primarily (and optionally GUI components) for pricing, deal execution, order management as well as ECN's and FIX APIs

- Technical improvements for caching, component decoupling and middleware

- Perform unit testing of code

- Provide 3rd level support

- Participation in a rota for on-call support

- Provide improvements to the architecture, performance, configuration, testability and security of FX eCommerce platform


  • Competitive salary above market rate

  • Intimate team size working in a dynamic environment

  • Strong prospects for contract renewal for work on further projects with the client
For all inquiries please send all CV's to jatuffs@teksystems (.com) or call 020 35309041

Allegis Group Limited and Aston Carter Limited operate Employment Businesses and Agencies and are companies within the Allegis Group Inc. group of companies, the fourth largest staffing company in the world, (collectively referred to as the "Allegis Group"). TEKsystems and Aerotek are divisions of Allegis Group Limited. Applicant data will be treated in accordance with the Allegis Group's Privacy Notice By submitting personal data to any company or division within the Allegis Group, the applicant is providing explicit consent to the use of such data by the Allegis Group and to the transfer of such data to and from the Allegis Group companies within the UK, Europe and outside the European Economic Area in connection with the fulfilment of the applicant's voluntary requests, and the fulfilment of other job opportunities that match the applicant's profile, and confirms that they may be contacted about such job opportunities.

Required Skills:


About TEKsystems:

TEKsystems® provides technology staffing and services, helping businesses deploy high-calibre IT and communications expertise under a range of delivery options including Staffing Services, Team Services, Global Services, and Workforce Management Services. We’ve become a billion-dollar services company by continually building on what we do best – blending superior client service with an unrivalled ability to source and manage talent to precise specifications, resulting in successful technology executions. Our offerings address various applications, infrastructure, and communications needs including technology deployment services, enterprise software support services, and asset management services. TEKsystems is a division of Allegis Group Limited, a wholly owned subsidiary of Allegis Group® Inc., the fourth largest staffing company in the world. Allegis Group Ltd is an Employment Business and Agency.

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