Java Technical Specialist - RESTful API, Spring Boot

Job Summary

We are looking for Sr Java Full Stack Engineers with strong FIS Profile (MUMPS) experience to support a large-scale core banking implementation and upgrade program. The role involves working across Profile core banking platform, custom development, and integration layers.

Key Responsibilities

Develop, implement, and maintain FIS Profile core banking modules (Deposits, Accounts, Transactions) using MUMPS/PSL
Design, code, debug, and enhance applications using MUMPS and Profile Scripting Language (PSL) for core banking workflows
Build and maintain Java-based backend services (Spring Boot, REST APIs) to integrate with FIS Profile and external systems
Integrate FIS Profile core banking system with upstream/downstream applications (payments, channels, APIs) and ensure seamless data flow
Develop and optimize SQL queries, stored procedures, and database objects (GT.M / relational DBs) to support high-volume banking transactions
Implement and enhance banking functionalities such as: Deposits (CASA), Account lifecycle, Payments / transaction processing
Participate in FIS Profile upgrades, patching, and migration activities including regression testing, impact analysis, and deployment
Perform unit testing, integration testing, and debugging; support production issues and ensure system stability and performance
Collaborate with business, QA, and integration teams to gather requirements, design solutions, and deliver end-to-end features
Follow coding standards, version control (Git), CI/CD practices, and ensure high-quality, secure, and scalable solutions

Skill Requirements

Core Skills:

FIS Profile Core Banking – Mandatory
MUMPS / PSL programming – Mandatory
Hands-on experience in GT.M / Cache database
Java Full Stack (Spring Boot + REST APIs)
SQL / database development

Domain Skills:

Banking domain (mandatory):
Deposits / CASA
Core banking workflows
Transaction processing

Other Requirements

Preferred / Nice to Have
Angular / React
(UI layer)
Kafka / event streaming (integration layer)
Cloud (AWS/Azure)
FIS Profile upgrade experience from version 7.6.1 to 7.6.10 will be helpful