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Salary
≈ $81k – $135k per year (Estimated)
Location
In office (Warsaw)
Seniority
Senior · 3+ years exp

Confirmed on the employer's own hiring board on Oct 21, 2026. First seen by Alion on May 22, 2026. JPMorganChase scores A on the Alion truth index.

Overview
Company
Impact
Profile match
JPMorganChase is the largest bank in the United States by assets and one of the most systemically important financial institutions in the world, with a lineage running back through more than a thousand predecessor firms to the 1799 founding of the Bank of the Manhattan Company. It combines a dominant investment bank and markets business with Chase, the largest retail banking franchise in America, plus commercial banking and asset and wealth management. Headquartered in New York, the group is unusual among banks for the scale of its technology spending, running one of the largest engineering organisations of any financial institution and deploying its own internal AI platform across the firm.

This is a fantastic opportunity for an experienced developer who is ready to take ownership of end-to-end solution delivery in a high-impact financial environment.

As Python Full Stack Developer (Treasury Transformation) Associate/Senior associate within the Treasury and Execution Middle Office team youwill bring solid full stack development skills across Python, JavaScript, and SQL, and will be expected to work with increasing independence - translating complex business requirements into robust, scalable solutions. You will collaborate closely with stakeholders and senior developers, playing a key role in shaping how the team leverages technology to optimise financial data and enhance productivity.

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

  • 3+ 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

  • Bachelor’s 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).
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