About Qatar Stock Exchange
Qatar Stock Exchange (QSE) is the principal securities market of the State of Qatar. QSE gives local and international investors direct access to an advanced, well-regulated capital market covering equities, ETFs, sukuk, bonds, and Treasury bills. QSE serves as an effective platform for listed companies to raise capital, broaden their investor base, and support their growth plans in line with Qatar National Vision 2030 and the Third Financial Sector Strategy.
Job Summary
The Application Developer is responsible for developing, maintaining and enhancing QSE's enterprise applications and their underlying databases, with a focus on Oracle SQL and PL/SQL development.
The role translates trading-related business requirements into reliable data structures, calculations and system logic, and supports integrations and data interfaces between enterprise applications. It includes validating calculation logic, identifying gaps or inconsistencies, and clarifying requirements with business users, as well as investigating production issues and supporting end users.
The position requires strong analytical and troubleshooting skills, sufficient capital markets knowledge to interpret trading concepts and business metrics, and the ability to work independently with both business and technical teams.
Roles And Responsibilities
- Develop, maintain and enhance enterprise applications and their underlying database structures
- Write, troubleshoot and optimize complex SQL and PL/SQL queries, and support database administration activities
- Translate business concepts, rules and metrics into data requirements and system logic
- Validate business requirements and calculation logic, identify gaps or inconsistencies, and clarify or challenge assumptions with business users where required
- Analyze existing applications, code and database structures with limited guidance in order to troubleshoot issues and implement enhancements
- Develop and support integrations and data interfaces between enterprise applications
- Investigate production issues, implement application changes and provide support to end users
- Troubleshoot application, database, integration and data-related issues
- Work independently while collaborating effectively with business and technical teams
Requirements
- Minimum seven years developing and supporting enterprise applications, with substantial hands‑on database development
- Strong Oracle development tools, SQL, PL/SQL and database administration, including optimizing complex queries
- Solid grounding in relational databases, data structures and data modelling
- Understanding of capital markets and trading concepts, with the ability to translate business rules and metrics into data requirements and system logic
- Experience building and supporting integrations and data interfaces between enterprise applications
- Ability to analyze existing applications and code with limited guidance, investigate production issues and support end users
- Able to work independently and collaborate with business and technical teams
- Experience at a stock exchange, brokerage, trading platform or market‑data provider is an advantage, as is exposure to FIX messaging, high‑volume market‑data environments or Oracle APEX
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