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Mainframe Developer

Mainframe Developer

locationWestlake, TX, USA
remoteHybrid
PublishedPublished: 4/30/2026
IT / Computer Engineering
Full Time

Fidelity TalentSource is your destination for discovering your next temporary role at Fidelity Investments. We are currently sourcing for a Mainframe Developer to work in Westlake, TX!

The Role

Seeking a mainframe software engineer with superb mainframe technical and analytical skills to develop and maintain high volume production platforms in the Recordkeeping & Operational Platforms domain of Workplace Investing Technology.

You will engage closely with business and systems partners to deliver high quality and innovative software solutions. You are energized and hardworking to learn and grow with us in our digital transformation to build our future cloud platform capabilities to enable millions of Fidelity customers to better prepare for retirement while delivering the outstanding customer experiences.

Join our agile teams working in a fast-paced environment, closely partnering with product, architecture, and other engineering teams. We provide mentors to help navigate your role.

The Expertise and Skills You Bring

  • 6+ years of software development experience in business critical, enterprise-wide applications
  • Mainframe development expertise in COBOL, CICS, DB2, VSAM
  • Ability to perform detailed analysis for maintenance and improvement projects in the batch and online environments
  • Deploy and support software releases into production environments
  • Employ your data security skills to keep our customers information safe
  • You are detailed and thorough with unit, functional and regression testing
  • Validated Experience writing COBOL/Native stored procedures is a plus
  • Experience in Distributed Technologies (Nice to have/Willing to learn)
  • Confidence to think and act strategically, share innovative insights, and offer creative solutions to deliver exceptional user experiences
  • Proven ability to demonstrate good interpersonal and organizational skills coupled with effective written and verbal communication skills
  • Adopt flexibility and shift focus to meet the most pressing customer/client needs
  • You bring a growth mentality to work every day as you continue to learn new technologies and skills and seek to share that knowledge with your squad members

The Team

We are an agile squad that is part of the defined contribution recordkeeping platform. Working together and with other squads, we deliver solutions to our customers by aligning the right skillsets to their most critical business priorities. The work is diverse, challenging, and provides continuous learning and growth opportunities.

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.

Company Overview

At Fidelity, we are passionate about making our financial expertise broadly accessible and effective in helping people live the lives they want! We are a privately held company that places a high degree of value in creating and nurturing a work environment that attracts the best talent and reflects our commitment to our associates. We are proud of our diverse and inclusive workplace where we respect and value our associates for their unique perspectives and experiences. For information about working at Fidelity, visit FidelityCareers.com. Fidelity Investments is an equal opportunity employer. Fidelity will reasonably accommodate applicants with disabilities who need adjustments to complete the application or interview process.

Fidelity TalentSource, is the in-house temporary staffing provider for Fidelity Investments. Unlike traditional staffing agencies, we are an internal business unit within Fidelity’s Talent Acquisition team, dedicated to recruiting talent from various backgrounds for roles in Fidelity’s regional and investor center locations. Our mission is to help you experience Fidelity’s diverse and inclusive workplace while expanding your skill set and professional network, with the ultimate goal of conversion to full-time employment as part of Fidelity’s long-term strategy.

For information about working at Fidelity TalentSource, visit FTSJobs.com.

Fidelity TalentSource will reasonably accommodate applicants with disabilities who need adjustments in order to complete the application or interview process. Please email us at HR@ftsjobs.com if you would like to request an accommodation.