Specialty Software Engineer (Smalltalk / Java Modernization)
Company: S3
Location: Wilmington
Posted on: April 1, 2026
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Job Description:
Job Description Specialty Software Engineer (Smalltalk / Java
Modernization) Location: Wilmington, DE / Iselin, NJ / Charlotte,
NC / Phoenix, AZ / Irving, TX (Hybrid – 3 days onsite) Duration:
12-Month Contract (Extension/Conversion Possible) Interview: 1-Hour
Virtual Panel Overview We are seeking a Specialty Software Engineer
with strong Smalltalk development experience to support
modernization of legacy credit card servicing applications. This
role sits within a Scrum team responsible for maintaining existing
Smalltalk-based systems while contributing to a long-term migration
to Java-based architecture . The applications support consumer and
small business credit card servicing platforms used in call center
operations. Key Responsibilities Legacy Application Development
(Smalltalk) Develop, maintain, and enhance Smalltalk-based
applications . Package and deploy applications in non-production
environments . Troubleshoot and resolve issues within legacy
systems. Modernization & Engineering Contribute to modernization
efforts transitioning from Smalltalk to Java-based systems .
Support backend development aligned with modern architecture
standards . Collaborate on system improvements and long-term
platform evolution. Software Engineering Practices Apply
object-oriented programming (OOP) principles and design patterns .
Participate in Agile/Scrum ceremonies (2-week sprints, story-based
work). Collaborate with developers, product teams, and
stakeholders. Database & Integration Work with Microsoft SQL Server
and related data systems. Support integration between legacy and
modern platforms. Required Qualifications 5 years of Smalltalk
development experience Strong understanding of OOP concepts and
design principles Experience with application packaging and
deployment Strong problem-solving and analytical skills Excellent
communication and collaboration skills Preferred Qualifications
Experience with Java (backend development preferred) Exposure to
full-stack development (React UI is a plus) Experience working in
Agile/Scrum environments Background in financial services or
enterprise systems Key Skills Smalltalk Development Object-Oriented
Programming (OOP) Application Deployment Java (Backend Preferred)
SQL Server Agile / Scrum Legacy System Modernization
Keywords: S3, Fayetteville , Specialty Software Engineer (Smalltalk / Java Modernization), IT / Software / Systems , Wilmington, North Carolina
