Middleware Engineer / DC Migration Programme

Madiff • Information Technology • Property Development • 2 days ago

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Location

In office (Warsaw)

Employment

Full-Time

Confirmed on the employer's own hiring board on Oct 11, 2026. First seen by Alion on Oct 9, 2026.

Overview

Company

Impact

Profile match

Madiff

Madiff is an IT consulting and staff augmentation company that provides remote agile teams, nearshore development teams and individual IT contractors to enterprise clients, with most of its hiring run from Warsaw. It works across retail, banking and insurance, telecom and media, automotive, energy, transportation and life sciences, recruits consultants in Poland and Portugal and sells its services into the UK, Ireland, France, Switzerland, Northern Europe and the US. Its openings cover .NET and full stack developers, data engineers and data scientists, AI architects, system and business analysts, QA testers, project managers and IT sales staff.

madiff.eu • HQ: Warsaw, Poland • IT Outsourcing & Dedicated Teams • IT Staffing & Staff Augmentation • IT Consulting & Digital Transformation • 51-200 employees

We are looking for a Middleware Engineer to support production-critical Oracle middleware environments within a large-scale Data Centre Migration programme. The role focuses on Oracle WebLogic and Oracle Service Bus administration, BAU operations, troubleshooting, environment configuration, and selected migration activities, working closely with application, infrastructure, security, and international engineering teams.

Responsibilities

Administration and support of middleware environments
Oracle WebLogic and Oracle Service Bus administration
Monitoring, patching, maintenance and troubleshooting
Take over selected BAU activities from internal engineers
Build and configure middleware components
Prepare environments for application migration
Support configuration and access preparation
Diagnose and resolve middleware issues
Support testing and migration activities
Monitor performance, stability and availability
Maintain technical and operational documentation
Cooperate with application, infrastructure, security and international engineering teams

Requirements

Strong middleware administration experience
Strong hands on Oracle WebLogic experience
Strong hands on Oracle Service Bus experience
Experience supporting enterprise production environments
Experience working within structured operational and security processes
Experience in large corporate environments
Strong troubleshooting capability
Good English

Nice to have

Data centre migration
Application migration
Large infrastructure transformation programmes
Performance and monitoring
High availability and resilience
Networking
Load balancing
TLS
High transaction production environments

Benefits

Solid, competitive salary
Work in a multinational environment on international projects
Comprehensive healthcare
Long-term B2B contract with a stable project pipeline

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