Fiserv

InterSystems IRIS Developer

Fiserv
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15 days ago
Milwaukee, WI, USA +4 moreSenior
H1B sponsor

Base Salary

$90k - $158k/yr

Responsibilities

  • Lead solution design and end-to-end delivery for applications built on InterSystems Cache and InterSystems IRIS.
  • Design, develop, test, debug, and document ObjectScript-based services, APIs, batch processes, and data workflows.
  • Optimize IRIS/Cache data structures, SQL access, persistent classes, queries, and application logic for performance and scalability.
  • Lead modernization, upgrades, migrations, and integrations including Cache-to-IRIS migrations, messaging, and file or batch interfaces.
  • Troubleshoot incidents, perform root-cause analysis, implement preventive improvements, and support secure and reliable operations.
  • Mentor engineers and collaborate with engineering, QA, architecture, infrastructure, product, security, and risk teams.

Requirements

  • 7+ years of software engineering experience with technical leadership, enterprise-system design ownership, mentoring, and delivery accountability.
  • 5+ years of hands-on experience with InterSystems Cache and/or InterSystems IRIS, including strong ObjectScript development and support expertise.
  • 3+ years of experience building and supporting high-performance, data-centric applications using SQL, indexing, query optimization, performance tuning, and operational readiness.
  • 2+ years of Agile delivery experience using Scrum or Kanban, including refinement, estimation, sprint planning, demos, retrospectives, and production support or incident response.
  • Preferred: 3+ years of IRIS/Cache administration or operational partnership involving installation, upgrades, backup and restore, monitoring, and high availability.
  • Preferred: 2+ years of experience with REST/JSON APIs, messaging, ETL pipelines, batch or file interfaces, CI/CD pipelines, automated testing, and Git-based workflows.
  • Preferred: 1+ year in regulated environments such as financial services, Linux/Unix scripting experience, and InterSystems certifications in IRIS, Cache, HealthShare, or Ensemble.

Benefits

  • Salary range is $90,000.00-$158,400.00 for employees in New Jersey and New York, with ranges varying by state.
  • Eligible associates may receive an annual incentive opportunity delivered as cash bonus and/or equity awards.
  • Fiserv is an Equal Opportunity Employer and provides reasonable accommodation support for applicants with disabilities.

Tech Stack

Categories

Fiserv

About Fiserv

10,000+ employees

Fiserv builds payments and financial technology for banks, credit unions, merchants, and billers, including merchant acquiring, card issuing, core banking, and digital banking platforms. It earns revenue through transaction processing, software licensing, and managed services across POS (Clover), bill pay, ACH and card networks, and risk/compliance. The public company is headquartered in Milwaukee, trades on NASDAQ/BMV, acquired First Data in 2019, and serves clients in more than 100 countries.

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