
at J.P. Morgan
Bulge Bracket Investment BanksPosted 2 days ago
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**Python Full Stack Developer (Treasury Transformation) - Senior Associate/Vice President** in Warsaw, driving Treasury & Middle Office transformation. Design and deliver complex, scalable Python, JavaScript, and SQL solutions. Partner with stakeholders, design end-to-end applications, engineer back-end services, and optimize data pipelines. 7+ years of strong Python development experience required. Collaborate with teams, ensure user-focused front-end, and provide production support. Thrive at the intersection of tech and finance, ready for high-visibility role in fast-paced environment.
- Compensation
- Not specified
- City
- Warsaw
- Country
- Poland
Currency: Not specified
Full Job Description
Location: Warszawa, Mazowieckie, Poland
You will take a senior role within our Transformation Team, driving the design and delivery of sophisticated automation and analytics solutions across the Treasury & Execution Middle Office.
As Python Full Stack Developer (Treasury Transformation) Senior associate/ Vice President within the Treasury and Execution Middle Office team you will bring deep technical expertise across Python, JavaScript, SQL, and UI design, with a proven track record of architecting and delivering complex, scalable solutions in a fast-paced environment. This is a high-visibility role for someone who thrives at the intersection of technology and finance, and who is ready to make a lasting technical impact
Job Responsibilities
- Partner with business stakeholders to understand requirements and translate them into well-defined technical solutions aligned to internal standards.
- Design, build, and maintain end-to-end applications and automation solutions using Python, JavaScript, and SQL, supporting the full System Development Life Cycle (SDLC).
- Develop high-quality, user-focused front-end experiences and interfaces, ensuring usability, clarity, and effective presentation of financial and operational insights.
- Engineer back-end services, data pipelines, and integrations that reduce manual work, improve data quality, and enhance analytics and reporting outcomes.
- Collaborate with Corporate Technology and approved self-service technologies to implement secure, scalable solutions with appropriate controls.
- Communicate delivery status, risks, issues, and dependencies clearly, including ownership and timelines for open items.
- Contribute to development, documentation, and training activities that strengthen adoption and improve client service delivery.
- Provide ongoing support and iterative enhancements for existing solutions, including triage, root-cause analysis, and resolution of production issues as needed.
Required Qualifications, Capabilities, and Skills
- 7+ years of experience with strong Python development skills, with demonstrated experience delivering production-quality solutions.
- Strong front-end / UI development experience using JavaScript, including a demonstrable history of designing and building effective user interfaces.
- Proven full stack development experience, spanning front-end, back-end, and data layers.
- Strong SQL skills, including the ability to query, transform, and validate data to support application and analytics requirements.
- Ability to capture business requirements and translate them into clear technical designs and deliverables.
- Ability to operate effectively in a fast-paced, results-driven environment with multiple stakeholders and concurrent priorities.
- Willingness to learn self-service analytics and process automation tools, and to apply foundational project management and business analysis practices.
Preferred Qualifications, Capabilities, and Skills
- Bachelors degree with a focus on Finance and/or Information Systems.
- Experience with HTML and CSS for building and styling user interfaces.
- Experience with database and/or cloud management (beneficial).


