Full-Stack Software Engineer III (Python, React, Playwright)

JPMorganChase; Jersey City (NJ); On-site; USD 130,000 - 190,000; Full time

Job summary

JPMorganChase is seeking a seasoned Full-Stack Software Engineer III to design and deliver scalable, secure technology products in a fast-paced agile environment. You will work with Python, React, Playwright, and AI-assisted tooling to build robust solutions across multiple business functions and contribute to architecture, data visualization, and continuous improvement.

The role emphasizes production quality, security, and collaboration within the Payments Technology team of the Commercial and

Qualifications

• 3+ years of software engineering experience
• Experience with Python and React.JS
• Experience with Playwright
• Experience in enterprise-grade development
• Experience using AI-assisted development tools
• Understanding of secure coding practices
• Knowledge of SDLC and Agile CI/CD practices

Responsibilities

• Execute software solutions, design, development, and troubleshooting beyond routine approaches
• Create secure, high-quality production code and maintain algorithms
• Leverage enterprise AI coding tools to improve code quality, speed, and productivity
• Apply SDLC toolchain knowledge to improve automation and delivery
• Produce architecture and design artifacts for complex applications
• Gather and visualize data from large datasets for continuous improvement
• Identify hidden data patterns to drive improvements in code hygiene and architecture

Skills

Python

React.js

Playwright

CI/CD

Agile

AI tooling

Security

Data visualization

Education

Software engineering degree

Tools

GitHub

Copilot

Claude Code

LangChain

Job description

Job Description

We have an exciting and rewarding opportunity for you to take your software engineering career to the next level.

Job Description

We have an exciting and rewarding opportunity for you to take your software engineering career to the next level. As a Full-Stack Software Engineer III (Python, React, Playwright) at JPMorganChase within the Commercial and Investment Bank - Payments Technology, you serve as a seasoned member of an agile team to design and deliver trusted market-leading technology products in a secure, stable, and scalable way. You are responsible for carrying out critical technology solutions across multiple technical areas within various business functions in support of the firm's business objectives.

Job Responsibilities

• Executes software solutions, design, development, and technical troubleshooting with ability to think beyond routine or conventional approaches to build solutions or breakdown technical problems
• Creates secure and high-quality production code and maintains algorithms that run synchronously with appropriate systems
• Leverages enterprise-authorized AI coding assist tools within the work environment to improve code quality, delivery speed, and productivity across complex deliverables (e.g., code generation/refactoring, unit test creation, documentation), while validating outputs through peer review, automated testing, and secure coding standards; contributes learnings and reusable patterns to improve broader team effectiveness.
• Applies knowledge of tools within the Software Development Life Cycle toolchain, including enterprise-authorized AI-assisted development and automation capabilities, to improve the value realized by automation.
• Produces architecture and design artifacts for complex applications while being accountable for ensuring design constraints are met by software code development
• Gathers, analyzes, synthesizes, and develops visualizations and reporting from large, diverse data sets in service of continuous improvement of software applications and systems
• Proactively identifies hidden problems and patterns in data and uses these insights to drive improvements to coding hygiene and system architecture

Required Qualifications, Capabilities, And Skills

• Formal training or certification on software engineering concepts and 3+ years applied experience
• Hands-on practical experience in system design, application development, testing, and operational stability
• Experience in developing, debugging, and maintaining code in a large corporate environment with Python, React.JS programming languages and database querying languages
• Experience with testing framework including Playwright/Pytest
• Hands-on experience using enterprise-authorized AI-assisted software development tools (GitHub, Copilot, Claude Code) within the work environment (e.g., for coding, test creation, troubleshooting, or documentation) with demonstrated ability to critically evaluate, validate, and refine AI-generated outputs for correctness, performance, and security.
• Understanding of responsible AI use in engineering workflows, including data sensitivity considerations, secure handling of inputs/outputs, and adherence to resiliency and security expectations; ability to guide peers on safe and effective usage within team practices.
• Overall knowledge of the Software Development Life Cycle
• Solid understanding of agile methodologies such as CI/CD, Application Resiliency, and Security

Preferred Qualifications, Capabilities, And Skills

• Experience working in a payment processing domain
• Familiarity with modern front-end technologies
• Exposure to cloud technologies
• Familiarity with large language models (LLMs) including ChatGPT, Google Bard, and related platforms.
• Exposure to frameworks and techniques such as LangChain, Retrieval-Augmented Generation (RAG), and fine-tuning of LLMs.

About Us

JPMorganChase, one of the oldest financial institutions, offers innovative financial solutions to millions of consumers, small businesses and many of the world's most prominent corporate, institutional and government clients under the J.P. Morgan and Chase brands. Our history spans over 200 years and today we are a leader in investment banking, consumer and small business banking, commercial banking, financial transaction processing and asset management. We offer a competitive total rewards package including base salary determined based on the role, experience, skill set and location. Those in eligible roles may receive commission-based pay and/or discretionary incentive compensation, paid in the form of cash and/or forfeitable equity, awarded in recognition of individual achievements and contributions. We also offer a range of benefits and programs to meet employee needs, based on eligibility. These benefits include comprehensive health care coverage, on-site health and wellness centers, a retirement savings plan, backup childcare, tuition reimbursement, mental health support, financial coaching and more. Additional details about total compensation and benefits will be provided during the hiring process. We recognize that our people are our strength and the diverse talents they bring to our global workforce are directly linked to our success. We are an equal opportunity employer and place a high value on diversity and inclusion at our company. We do not discriminate on the basis of any protected attribute, including race, religion, color, national origin, gender, sexual orientation, gender identity, gender expression, age, marital or veteran status, pregnancy or disability, or any other basis protected under applicable law. We also make reasonable accommodations for applicants' and employees' religious practices and beliefs, as well as mental health or physical disability needs. Visit [???] for more information about requesting an accommodation. JPMorgan Chase & Co. is an Equal Opportunity Employer, including Disability/Veterans.

About The Team

J.P. Morgan's Commercial & Investment Bank is a global leader across banking, markets, securities services and payments. Corporations, governments and institutions throughout the world entrust us with their business in more than 100 countries. The Commercial & Investment Bank provides strategic advice, raises capital, manages risk and extends liquidity in markets around the world.