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Fidelity · Westlake, TX · posted Nov 5, 2026

Senior Mainframe Developer (COBOL, JCL, SQL)

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The role

Fidelity will not provide immigration sponsorship for this position. Job Description: The Role This Engineer will be responsible for responding to Code, Analyze new requirements and Debug Production issues and incidents to assure they are remediated in a timely manner and take actions to prevent them in the future. The position requires the person to work closely with our business partners responding to application specific questions and work with the product teams to promote availability, resilience, and stability.

The positions needs a highly motivated individual who can quickly scale and learn the TOA system and participate in ongoing projects constructively. The Expertise and Skills You Bring This position requires an experienced mainframe developer / support person with the following:- Strong knowledge on CICS, COBOL, DB2, VSAM and JCL. Good understanding of CICS Dynamic Transaction Routing process. Should be familiar with mainframe and DB2 tools, File-Aid, scheduler and debugger tools.

Good understanding of Distributed Applications/ System Exposure to Brokerage/Finance domain. Specific know of Asset movement products would be an added advantage Prior experience of working in highly transactional, fault tolerant and data driven systems. Ability to identify areas of risk or potential problems and take action to mitigate them and work with less experienced staff to mitigate more complex issues. Ability to work with different teams across different geographical locations.

Ability to diagnose problems and generate effective solutions Good understanding of Agile methodologies and Tools The Team This position is for a mainframe developer / support engineer within the Transfer of Assets(TOA) team covering our mainframe code base for TOA products in the Brokerage Recordkeeping Technology organization. Fidelity’s Onsite Working Model Fidelity is transitioning to a full-time onsite working model through a phased rollout across regions and roles.

Currently, some roles and locations require 100% onsite presence, while others require less. Onsite expectations are likely to evolve as the rollout continues. This transition does not apply to fully remote roles. Certifications: Category: Information Technology Please be advised that Fidelity’s business is governed by the provisions of the Securities Exchange Act of 1934, the Investment Advisers Act of 1940, the Investment Company Act of 1940, ERISA, numerous state laws governing securities, investment and retirement-related financial activities and the rules and regulations of numerous self-regulatory organizations, including FINRA, among others.

Those laws and regulations may restrict Fidelity from hiring and/or associating with individuals with certain Criminal Histories.

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