Java Developer (Universe DB & SQL)

We are executing a phased modernization program to migrate a legacy enterprise system built on Universe (UniVerse/UniData) database technology to a modern Java-based platform with a relational SQL backend for a big US insurance company.

This role focuses on Java-driven migration tooling and data validation, combined with deep expertise in Universe DB. The developer will build Java-based solutions to extract, transform, validate, and reconcile data and data-driven logic from Universe DB, supporting the core Java application team by ensuring data accuracy, consistency, and functional parity throughout the migration.

Must have

Java:

Strong experience with Java for backend development, batch processing, or tooling

Experience with Java frameworks (Spring / Spring Boot preferred)

Familiarity with data processing, concurrency, and error handling

Ability to build reliable, reusable migration and validation components

Universe DB:

Hands-on experience with Universe DB (UniVerse or UniData)

Strong understanding of:

\> Multi-value data models

\> DICT files and metadata

\> Data extraction and access patterns

Experience supporting Universe-based systems or migrations

Databases \& SQL:

Solid SQL skills (PostgreSQL, Oracle, SQL Server, or similar)

Experience mapping multi-value data to relational schemas

Understanding of data integrity, transactions, and performance considerations

Nice to have

Experience in Universe DB to SQL migration projects

Familiarity with ETL concepts and data validation frameworks

Basic understanding of Java backend data access patterns

Experience working in phased or parallel-run migrations

Exposure to enterprise or regulated environments

Languages

English: B2 Upper Intermediate

Seniority

Senior

Remote Spain, Spain

Req. VR-120113

Java

HLS \& Consumer industry

16/01/2026

Req. VR-120113