CMDportal | Capital Market Data Institute
MS SQL Developer / C# – Full Stack
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Company Description
CMDportal (Capital Market Data Institute) is a global platform dedicated to improving transparency in bond and money markets. The organization provides access to high-quality fixed income data, analytical tools, and a network of market professionals to support better decision-making. By connecting institutions, experts, and technology, CMDportal helps market participants navigate market complexity, enhance visibility, and uncover new opportunities. Together with its members, CMDportal is building a global capital markets network aimed at making fixed income markets more accessible, transparent, and efficient. More information is available at https://www.cmdportal.com.
Role Description
This is a full-time, on-site MS SQL Developer / C# – Full Stack role based in London. The role involves designing, developing, and maintaining database solutions using MS SQL Server to support CMDportal’s data-driven applications and services. The developer will build and enhance full stack features using C# and related frameworks, integrating data sources and business logic into user-facing functionality. Day-to-day responsibilities include:
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- Writing performant SQL queries and stored procedures
- Implementing APIs
- Optimizing existing code
- Ensuring data integrity and security across systems
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The role also includes collaborating with product and data teams, troubleshooting production issues, and contributing to continuous improvement of development practices and system architecture.
Qualifications
- Strong MS SQL Server skills, including database design, query optimization, and stored procedure development.
- Proficiency in C# and .NET for full stack development, including backend services and integration with data layers.
- Experience with front-end technologies such as HTML, CSS, and JavaScript or modern frameworks (e.g., React, Angular, or similar).
- Knowledge of RESTful APIs, integration with external data sources, and secure data handling practices.
- Familiarity with version control systems (e.g., Git) and collaborative development workflows.
- Understanding of capital markets or fixed income products is highly beneficial.
- Bachelor’s degree in Computer Science, Engineering, or a related field, or equivalent practical experience.
- Ability to work on-site in London, collaborate in a multidisciplinary team, and communicate clearly with technical and non-technical stakeholders.
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