Data Migration & Integration Developer - 10962369

Itproposal; Brussel Hoofdstad; Hybride; EUR 90 000 - 120 000; Plein temps

Résumé du poste

Itproposal is seeking a Data Migration & Integration Developer to support large-scale transformation programs with a strong focus on data migration, system integration, data mapping and validation.

The role requires 8–10 years of hands-on experience, a hybrid work model (1 day in the Brussels office) and a contract arrangement for an initial 6-month term. You will collaborate with business analysts, architects and developers to ensure data integrity and successful cutovers.

Qualifications

• 8–10 years of relevant experience.
• Experience with large-scale enterprise data migration projects.
• Hands-on expertise in data profiling, cleansing, mapping, transformation, reconciliation, and validation.
• Experience migrating data between legacy and modern platforms.
• Strong SQL and database querying skills.
• Experience with ETL tools (Informatica, Talend, IBM DataStage, SSIS, Ab Initio).
• Experience with REST, SOAP, JSON and XML.
• Familiarity with Azure DevOps, Jira, and Confluence.
• Strong analytical and stakeholder-management skills.

Responsabilités

• Define and execute end-to-end data migration strategies.
• Lead data assessment, profiling, cleansing, mapping, transformation, validation, and reconciliation activities.
• Develop migration plans, runbooks, and cutover strategies.
• Support migration of customer, account, transaction, product, and reference data.
• Manage mock migrations, dress rehearsals, and production migration activities.
• Coordinate integration activities across multiple applications and platforms.
• Define system interfaces and integration requirements.
• Ensure effective integration between source systems, target applications, middleware, APIs, and external partners.
• Work with Enterprise Architects and Technical Leads to establish integration patterns and dependencies.
• Manage end-to-end integration testing and defect resolution.
• Perform source-to-target data mapping and analyse legacy data structures.
• Define transformation and business validation rules and data quality reports.
• Ensure data integrity throughout the migration lifecycle.
• Collaborate with Business Analysts, Product Owners, Architects, Developers, QA teams, and business users.
• Conduct workshops for migration requirements and data mapping.
• Provide status reporting, risk assessments and governance updates.
• Coordinate with external vendors and third-party providers.

Connaissances

Data migration

Data integration

SQL querying

Data profiling

Data cleansing

Data mapping

Data transformation

Data reconciliation

Cutover planning

Stakeholder management

Outils

Oracle

SQL Server

PostgreSQL

DB2

Informatica

Talend

IBM DataStage

SSIS

Ab Initio

Azure DevOps

Jira

Confluence

Description du poste

Data Migration & Integration Developer

Location: Brussels, Belgium
Employment Type: Contract
Duration: 6 Months
Start Date: ASAP
Experience: 8–10 years
Work Model: Hybrid – 1 day per week in the office

Role Overview

We are looking for an experienced Data Migration & Integration Developer to support large-scale transformation programs, with a strong focus on data migration, system integration, data mapping, and validation.

Key Responsibilities

Data Migration

• Define and execute end-to-end data migration strategies.
• Lead data assessment, profiling, cleansing, mapping, transformation, validation, and reconciliation activities.
• Develop migration plans, runbooks, and cutover strategies.
• Support the migration of customer, account, transaction, product, and reference data.
• Manage mock migrations, dress rehearsals, and production migration activities.

IT Integration

• Coordinate integration activities across multiple applications and platforms.
• Define system interfaces and integration requirements.
• Ensure effective integration between source systems, target applications, middleware, APIs, and external partners.
• Work with Enterprise Architects and Technical Leads to establish integration patterns and dependencies.
• Manage end-to-end integration testing and defect resolution.

Data Analysis & Mapping

• Perform source-to-target data mapping.
• Analyse legacy data structures and identify migration impacts.
• Define transformation and business validation rules.
• Develop reconciliation and data quality reports.
• Ensure data integrity and consistency throughout the migration lifecycle.

Stakeholder Management

• Collaborate with Business Analysts, Product Owners, Architects, Developers, QA teams, and business users.
• Conduct workshops for migration requirements and data mapping.
• Provide status reporting, risk assessments, and governance updates.
• Coordinate with external vendors and third-party application providers.

Required Skills & Experience

• 8–10 years of relevant experience.
• Strong experience with large-scale enterprise data migration projects.
• Hands-on expertise in:
  • Data Profiling
  • Data Cleansing
  • Data Mapping
  • Data Transformation
  • Data Reconciliation
  • Data Validation
  • Cutover Planning
• Experience migrating data between legacy and modern platforms.
• Strong integration experience, including:
  • API Integration
  • Microservices Architecture
  • Middleware Platforms
  • ETL Processes
  • Data Synchronization
  • System Interface Design
• Strong SQL and database querying skills.
• Experience with databases such as Oracle, SQL Server, PostgreSQL, or DB2.
• Experience with ETL tools such as Informatica, Talend, IBM DataStage, SSIS, or Ab Initio.
• Experience with REST, SOAP, JSON, and XML.
• Familiarity with Azure DevOps, Jira, and Confluence.
• Strong analytical, communication, and stakeholder-management skills.