We have an opportunity to impact your career and provide an adventure where you can push the limits of what's possible
As a Lead Software Engineer at JPMorganChase within the Markets Org, you are an integral part of an agile team that works to enhance, build, and deliver trusted market-leading technology products in a secure, stable, and scalable way. You will assist in the development of Sigma - the firm's internal data visualization platform - its data adapter ecosystem, and an open-source streaming analytics engine built on WebAssembly and Apache Arrow. As a core technical contributor, you are responsible for conducting critical technology solutions across multiple technical areas within various business functions in support of the firm's business objectives.
Job responsibilities
- Drives roadmap decisions on the C++/Rust → WebAssembly engine, Apache Arrow integration, custom element viewer plugins (datagrid, D3FC charting), and client/server WASM initialization pipeline
- Executes creative software solutions, design, development, and technical troubleshooting with ability to think beyond routine or conventional approaches to build solutions or break down technical problems
- Helps Architect and evolve the Sigma platform (Next.js 15 / React 18 / TypeScript), including its Zustand-based state management, Salt Design System component library, Dockview layout engine, and Emotion CSS-in-JS theming layer
- Develops and extends the Sigma Data Adapters library - a suite of TypeScript adapters (HTTP, Hydra, AMPS, KDB, WebSocket, SCX, Udex, and others) that stream data from internal JPMC APIs into Perspective Tables
- Develops secure high-quality production code, and reviews and debugs code written by others
- Drives WebAssembly performance tuning and ensures efficient data serialization via Apache Arrow across browser and server contexts
- Identifies opportunities to eliminate or automate remediation of recurring issues to improve overall operational stability of software applications and systems
- Leads evaluation sessions with external vendors, startups, and internal teams to drive outcomes-oriented probing of architectural designs, technical credentials, and applicability for use within existing systems and information architecture
- Leads communities of practice across Software Engineering to drive awareness and use of new and leading-edge technologies
- Adds to team culture of diversity, opportunity, inclusion, and respect
Required qualifications, capabilities, and skills
- At least 10 years of relevant experience in software engineering
- Hands-on practical experience delivering system design, application development, testing, and operational stability
- Advanced proficiency in TypeScript and JavaScript with deep experience in the React ecosystem (hooks, memoization, refs, custom elements interop)
- Strong experience with modern front-end frameworks such as Next.js (App Router), webpack, and esbuild
- Proficiency in automation and continuous delivery methods (Jenkins, SonarQube, code-coverage gating)
- Proficient in all aspects of the Software Development Life Cycle
- Advanced understanding of agile methodologies such as CI/CD, Application Resiliency, and Security
- Experience with component-driven development and testing workflows (Storybook, Jest, Cypress component testing)
- Demonstrated proficiency in state management patterns (Zustand, or equivalent), including persisted and devtools-instrumented stores
- In-depth knowledge of the financial services industry and their IT systems
- Practical cloud native experience (Gaia Cloud or comparable PaaS)
Preferred qualifications, capabilities, and skills
- Direct experience with FINOS Perspective - its viewer API, plugin system, table/view lifecycle, and data-binding model
- Working knowledge of WebAssembly (compiling C++ or Rust to WASM, debugging WASM modules, optimizing load and execution performance)
- Familiarity with Apache Arrow as an in-memory columnar data format and its role in high-performance browser-based analytics
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Experience building or extending Web Components / Custom Elements and Shadow DOM styling
Familiarity with the D3.js ecosystem (particularly D3FC) for custom financial chart rendering
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 our FAQs for more information about requesting an accommodation.
JPMorgan Chase & Co. is an Equal Opportunity Employer, including Disability/Veterans
Skills Required
- At least 10 years of relevant experience in software engineering
- Practical experience delivering system design, application development, testing, and operational stability
- Advanced proficiency in TypeScript and JavaScript with deep experience in the React ecosystem
- Experience with modern front-end frameworks such as Next.js (App Router), webpack, and esbuild
- Proficiency in automation and continuous delivery methods (Jenkins, SonarQube, code-coverage gating)
- Proficient in all aspects of the Software Development Life Cycle
- Advanced understanding of agile methodologies such as CI/CD, application resiliency, and security
- Experience with component-driven development and testing workflows (Storybook, Jest, Cypress)
- Demonstrated proficiency in state management patterns (Zustand or equivalent)
- In-depth knowledge of the financial services industry and their IT systems
- Practical cloud-native experience (Gaia Cloud or comparable PaaS)
- Hands-on experience with WebAssembly, compiling or integrating native code to WASM (C++ or Rust)
- Familiarity with Apache Arrow for in-memory columnar data serialization
- Direct experience with FINOS Perspective (viewer API, plugin system, table/view lifecycle)
- Experience building or extending Web Components / Custom Elements and Shadow DOM styling
- Familiarity with D3.js ecosystem, particularly D3FC for financial chart rendering
JPMorganChase Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about JPMorganChase and has not been reviewed or approved by JPMorganChase.
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Healthcare Strength — Medical, dental, vision, and mental health coverage are comprehensive, with on-site clinics, preventive care, and specialized supports such as maternity nurse guidance and fertility treatments. Wellness activities can help offset copays and out-of-pocket costs, reinforcing the perceived strength of health benefits.
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Retirement Support — A 401(k) with dollar-for-dollar matching and additional automatic pay credits reflect strong employer-backed retirement savings. An employee stock purchase plan and related financial programs further bolster long-term financial support.
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Leave & Time Off Breadth — Paid time off, sick time, holidays, and generous parental leave are provided alongside family medical leave and adoption/fertility assistance. Additional programs like caregiver support and volunteer time off expand the breadth of time-away options.
JPMorganChase Insights
What We Do
JPMorgan Chase & Co. (NYSE: JPM) is a leading global financial services firm with assets of $3.7 trillion and operations worldwide. The firm is a leader in investment banking, financial services for consumers and small businesses, commercial banking, financial transaction processing, and asset management. A component of the Dow Jones Industrial Average, JPMorgan Chase & Co. serves millions of consumers in the United States and many of the world’s most prominent corporate, institutional and government clients under its J.P. Morgan and Chase brands. Technology fuels every aspect of our company and is at the heart of everything we do. With over 50,000 technologists globally and an annual tech spend of $12 billion, we are dedicated to improving the design, analytics, development, coding, testing and application programming that goes into creating high quality software and new products. Learn more about technology at our firm, explore resources from our Distinguished Engineers, AI & ML researchers, and other experts; access the latest episode of our TechTrends podcast, and more at www.jpmorgan.com/technology. Information about JPMorgan Chase & Co. is available at www.jpmorganchase.com. ©2023 JPMorgan Chase & Co. All rights reserved. JPMorgan Chase is an Equal Opportunity Employer, including Disability/Veterans.
Why Work With Us
Our technologists work on a diverse range of solutions that include strategic technology initiatives, big data, mobile, electronic payments, machine learning, cybersecurity, enterprise cloud development, and other state-of-the-art technologies.
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