We are looking for an ERP/CRM Developer to join a Financial Services organization in Brookfield, Wisconsin on a Long-term Contract basis. This role is suited for a developer who can support established enterprise applications, improve system performance, and contribute to complex data movement efforts tied to modernization goals. The position offers the chance to work in a regulated setting where reliability, accuracy, and collaboration are essential to day-to-day success. Responsibilities: • Maintain and enhance core ERP/CRM-related applications operating in an IBM i / AS400 environment to support ongoing business operations. • Investigate production issues, identify root causes, and implement effective fixes across functions such as claims, underwriting, billing, and financial processing. • Prepare, map, and transform legacy data for migration into newer platforms while helping preserve completeness and accuracy. • Assist teams managing side-by-side processing between legacy systems and newer solutions to reduce disruption during implementation activities. • Work closely with business partners and technical stakeholders to validate system behavior, resolve data concerns, and support dependable application performance. • Create clear technical documentation, including development notes, process details, and knowledge-sharing materials for internal teams. • Improve the stability and efficiency of existing applications as newer platforms are introduced and operational demands continue. • Contribute to configuration management and development support activities to promote controlled releases and consistent system changes.

• At least 5 years of development experience in IBM i / AS400 environments, including strong hands-on work with RPG or RPG/400. • Solid understanding of IBM i architecture and experience supporting enterprise applications in a production setting. • Proven background in data migration, data conversion, or legacy application modernization initiatives. • Ability to evaluate complex legacy code, interpret business logic, and work through structured troubleshooting efforts. • Experience collaborating with business users, technical teams, and project stakeholders to gather and address requirements. • Strong written and verbal communication skills with the ability to document technical processes clearly. • Familiarity with configuration management practices and disciplined development processes. • Industry experience in insurance or exposure to Guidewire-related projects is preferred.

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Brookfield, WI
onsite
Temporary / Contract
52.25 - 60.5 USD / Hourly
We are looking for an ERP/CRM Developer to join a Financial Services organization in Brookfield, Wisconsin on a Long-term Contract basis. This role is suited for a developer who can support established enterprise applications, improve system performance, and contribute to complex data movement efforts tied to modernization goals. The position offers the chance to work in a regulated setting where reliability, accuracy, and collaboration are essential to day-to-day success. Responsibilities: • Maintain and enhance core ERP/CRM-related applications operating in an IBM i / AS400 environment to support ongoing business operations. • Investigate production issues, identify root causes, and implement effective fixes across functions such as claims, underwriting, billing, and financial processing. • Prepare, map, and transform legacy data for migration into newer platforms while helping preserve completeness and accuracy. • Assist teams managing side-by-side processing between legacy systems and newer solutions to reduce disruption during implementation activities. • Work closely with business partners and technical stakeholders to validate system behavior, resolve data concerns, and support dependable application performance. • Create clear technical documentation, including development notes, process details, and knowledge-sharing materials for internal teams. • Improve the stability and efficiency of existing applications as newer platforms are introduced and operational demands continue. • Contribute to configuration management and development support activities to promote controlled releases and consistent system changes.
2026-06-24T00:00:00Z

ERP/CRM Developer Job in Brookfield, WI | Robert Half