For an organization in Luxembourg, we are urgently looking for a remote Senior Python Developer

EU candidates are welcome to apply. Candidates need to be based in Europe. Candidates need to be willing to work 1-2 days on-site when required.

Work permit is not provided. Candidates need to be fluent in English.

Tasks and responsibilities:

• Work with subject matter experts to gather technical, business, and security requirements;
• Analyse existing processes, applications, and new needs to design appropriate application solutions;
• Review and refactor existing code to improve maintainability, performance, readability, and alignment with best practices;
• Develop new application code, templates, and components that integrate seamlessly with existing systems;
• Design and support database schemas in Microsoft SQL Server, including data-loading scripts and integration within the institution’s IT infrastructure;
• Write automated unit tests to meet required quality standards and participate in system, integration, and user acceptance testing;
• Prepare clear technical documentation for all developments, ensuring maintainability and knowledge transfer;
• Create training materials and deliver training sessions to support users in coding, database development, and system integration;
• Produce requirements and design documents, source code with automated tests, test results, and end-user/operator documentation according to approved formats;

Profile:

• Bachelor or Master degree;
• +7 years of Python development with SQL experience;
• Strong proficiency in object-oriented programming and software design patterns;
• Experience with automated testing frameworks (e.g., unittest, pytest, behave);
• Proficiency with Python libraries such as Flask, NumPy, and Pandas;
• Strong knowledge of XML, JSON, and YAML;
• Proficient in Git version control;
• Experience with both Windows and Unix/Linux environments;
• Practical experience with development methodologies such as Waterfall, Scrum, or DevOps;
• Fluent in English;

Desired:

• Experience in the financial sector, particularly capital markets;
• Knowledge of CI/CD pipelines (e.g., Azure Pipelines);
• Scripting experience (shell, PowerShell, batch);
• Experience with Java, R, MATLAB, or Julia;
• Knowledge of additional Python libraries (e.g., PyTorch, Plotly, Dash);
• Experience with reporting tools (e.g., Power BI);
• Familiarity with Big Data technologies (e.g., Spark, Azure CosmosDB);

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