Software Engineer III - Mainframe Developer

Testing Site - JPMC; Plano (TX); On-site; USD 105,000 - 145,000; Full time

Job summary

JPMorgan Chase & Co. in Plano, TX is seeking a skilled Software Engineer III to join our Mainframe Development team.

You will design, develop, test, and deploy secure mainframe solutions within an agile environment, delivering scalable software that supports critical banking operations. The role requires hands-on mainframe experience, CDI/CD pipelines, and a solid understanding of SDLC in a large corporate setting.

Qualifications

• 3+ years of software engineering experience.
• Experience in system design, development, testing and operations.
• Proficient in mainframe languages (JCL, COBOL, VSAM, CICS) and MQ.

Responsibilities

• Executes software solutions, design, development, and technical troubleshooting with ability to think beyond routine or conventional approaches to build solutions or break down technical problems
• Creates secure and high-quality production code and maintains algorithms that run synchronously with appropriate systems
• 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
• Contributes to software engineering communities of practice and events that explore new and emerging technologies

Skills

Mainframe technologies

JCL/COBOL/VSAM/CICS

MQ messaging

CI/CD & Agile

SDLC fundamentals

SQL/DB2 querying

Education

Formal software engineering training

Tools

Endeavor

File-Aid

Expeditor

SAS

Job description

Software Engineer III - Mainframe Developer

Job Information

• Job Identification 210702625
• Job Category Software Engineering
• Business Unit Commercial & Investment Bank
• Posting Date 04/09/2026, 06:43 PM
• Locations 8181 Communications Pkwy Bldg B, Plano, TX, 75024, US
• Job Schedule Full time
• Job Shift Day

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 our FAQs for more information about requesting an accommodation.

JPMorgan Chase & Co. is an Equal Opportunity Employer, including Disability/Veterans

Job Description

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

As a Software Engineer III at JPMorgan Chase within the Commercial & Investment Banking team, 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 break down technical problems
• Creates secure and high-quality production code and maintains algorithms that run synchronously with appropriate systems
• 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
• Contributes to software engineering communities of practice and events that explore new and emerging technologies

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
• Proficient in coding in one or more languages (e.g., Mainframe technologies – JCL, COBOL, VSAM, DB2 , CICS along with messaging MQ)
• Experience in developing, debugging, and maintaining code in a large corporate environment with one or more modern programming languages and database querying languages
• Overall knowledge of the Software Development Life Cycle
• Solid understanding of agile methodologies such as CI/CD, Applicant Resiliency, and Security
• Demonstrated knowledge of software applications and technical processes within a technical discipline (e.g., cloud, artificial intelligence, machine learning, mobile, etc.)
• Knowledge of version and revision control practices and procedures, using Endeavor

Preferred qualifications, capabilities, and skills

• Knowledge in Mainframe utilities, such as File-Aid, Expeditor, SORT, REXX, and SAS is a plus
• Knowledge in CICS web services and Rest API is a plus
• Knowledge and exposure to one or more multiple languages: Python, Java, Unix Shell Scripting & Oracle is a Plus.
• Exposure to cloud technologies

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.