Full-Time

Lead Software Engineer

IBM z/OS, Connex Advantage Clearing and Settlement

Deadline 12/31/26
Visa

Visa

10,001+ employees

Global digital payments network processing transactions

Compensation Overview

$163.5k - $261.5k/yr

+ Potential sales incentive payments + Bonus + Equity

Denver, CO, USA

Hybrid

Hybrid role; required office days will be confirmed by the hiring manager.

Bachelor's, Master's, PhD

Category
Software Engineering (1)
Required Skills
LLM
Data Analysis

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Requirements
  • 10+ years of relevant work experience with a Bachelor's Degree, or at least 7 years of work experience with an advanced degree, or 4 years of work experience with a PhD, or 13+ years of relevant work experience.
  • 12-15 years of experience in support or development roles on IBM z/OS390, specifically with Connex Advantage clearing and settlement batch applications.
  • 12-15 years of support or development experience in COBOL and JCL.
  • 12-15 years of general knowledge in EFT settlement and transaction processing.
  • 12-15 years of support or development experience using FILE-AID.
  • 12-15 years of support or development experience with scheduling software such as ESP, Control-M, and CA7, as well as transmission methods using FTP/SSL, FTP/SSH, and NDM over SSL/TLS.
  • Hands-on knowledge of Artificial Intelligence and Large Language Models, particularly integrating AI-driven solutions with legacy mainframe environments.
  • Ability to work independently with minimal management oversight.
  • Strong analytical skills and the ability to analyze and resolve complex and sometimes undefined problems.
  • Ability to multitask and manage time effectively while working independently.
  • Strong verbal and written communication skills, including the ability to translate technical concepts for non-technical audiences.
Responsibilities
  • Oversee second- and third-level incident and problem resolution in Production and Development environments.
  • Collaborate with application software development teams to manage and support software maintenance releases.
  • Direct and support new client implementations on the IBM z/OS390 platform.
  • Initiate and manage proactive measures to ensure a stable and reliable production environment.
  • Provide expert technical guidance to Client Services, Network Operations, and Implementation teams.
  • Lead testing and certification processes for new DPS software and client integrations.
  • Partner with network operations and technical support teams to identify, design, and implement application fixes and enhancements.
  • Act as the primary escalation point for complex problem resolution.
  • Participate in and coordinate on-call rotations supporting 24x7 mainframe operations.
  • Guide technical decision-making, mentor team members, and drive strategic initiatives to maintain and enhance the reliability and performance of Visa DPS batch processing infrastructure.
  • Design and implement automation solutions to streamline routine mainframe operations and reduce manual intervention.
  • Ensure compliance with industry security standards and internal controls for mainframe systems and data.
  • Monitor system performance metrics, analyze trends, and recommend infrastructure enhancements to optimize mainframe efficiency.
  • Coordinate disaster recovery planning and execution for critical mainframe applications.
  • Document system architectures, processes, and procedures to support knowledge transfer and audit requirements.
Desired Qualifications
  • Experience with configuration automation.
  • Familiarity with machine learning frameworks and their application to business process automation or data analytics.
  • REXX experience.
  • ISPF Dialog Manager experience.
  • Demonstrated leadership abilities and mentoring skills.

Visa operates a global digital payments network that connects consumers, businesses, banks, and governments to enable electronic card payments. Its system moves money through a card-based flow: a merchant request, card authorization via Visa, funds settlement between banks, and data processing, with fees earned on transactions and services. The company differentiates itself with its worldwide network, large client base, and partnerships that expand access to digital payments while supporting sustainable commerce. Its goal is to widen financial inclusion and provide convenient, secure electronic payments for a growing share of global commerce.

Company Size

10,001+

Company Stage

N/A

Total Funding

$9.6M

Headquarters

San Francisco, California

Founded

1958

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Simplify Jobs

Simplify's Take

What believers are saying

  • July 28, 2026 layoffs cut 2,600 roles, freeing capital for higher-growth products.
  • May 2025 BVNK investment and January 14, 2026 partnership deepen stablecoin distribution.
  • OpenAI collaboration announced June 10, 2026 embeds Visa inside AI checkout flows.

What critics are saying

  • April 27, 2026 judge reviewed the $38 billion swipe-fee settlement, still uncertain.
  • June 2026 antitrust concessions let merchants reject premium cards, pressuring interchange economics.
  • Stablecoins and AI checkout rails can bypass Visa cards, shrinking the network’s core tollbooth.

What makes Visa unique

  • VisaNet clears payments across 200+ countries and billions of transactions with near-universal acceptance.
  • June 10, 2026 AI, stablecoin, and token tools position Visa for agentic commerce.
  • Visa Direct, plus seven-day onchain settlement pilots, extends network reach beyond cards.

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Benefits

Health Insurance.

Life Insurance.

Dental Insurance.

Disability Insurance.

Accidental Death & Dismemberment Insurance.

Company News

TechCabal
Aug 12th, 2025
HoneyCoin raises $4.9M for expansion

Kenyan fintech HoneyCoin raised $4.9 million in seed funding to expand its stablecoin cross-border payment services into Africa, Latin America, and Asia. Led by Flourish Ventures, the round included TLcom Capital, Stellar Development Foundation, and Visa Ventures. HoneyCoin processes $150 million monthly, serving 350 enterprise clients. The funds will be used to hire executives, secure licenses, and expand into new markets, with plans for new products by Q3 2025.

Business Wire
May 15th, 2025
Nekuda Raises $5M Led by Madrona, Together with Amex Ventures and Visa Ventures, to Power Agentic Payments

Nekuda raises $5M led by Madrona, Amex Ventures & Visa Ventures to power agentic aayments. For the infrastructure of the future of online commerce.

Forbes
May 6th, 2025
Visa Invests in BVNK, $50M Funding

Visa Ventures has invested in stablecoin infrastructure platform BVNK, marking Visa's first direct investment in a stablecoin payments player. This move supports the future of stablecoins in payments, enhancing BVNK's credibility and penetration with Visa's partners. BVNK, which raised $50 million in a Series B round in December 2024, processes $12 billion in annualized volume and offers solutions for B2B and B2C payments using stablecoins.