Technical Lead 8 month contract Luxembourg with 3 days onsite, 2 days remote working. 510 euros per day You’ve spent years building and fixing integration platforms. Now you want more control, deeper impact, and fewer firefights caused by poor design. This role puts you at the centre of a critical integration environment handling complex message flows, including SWIFT (MT and MX). You’ll shape how systems connect, perform, and recover when it matters. What changes for you You’ll move beyond ticket-driven support into real ownership of integration architecture and performance. You’ll design and improve message flows, not just maintain them. You’ll influence stability, automation, and recovery across the platform. You’ll reduce recurring issues by fixing root causes, not symptoms. What you’ll be working with IBM App Connect Enterprise (ACE), IBM MQ, WSO2 Micro-Integrator. SWIFT message processing (MT and MX formats). Linux-based environments with enterprise messaging systems. Automation using Ansible and Azure DevOps pipelines. Monitoring and diagnostics via tools like Splunk or ELK. You’ll also play a key role in failover testing, upgrades, and improving how the platform scales and recovers. What you need Degree in Computer Science, Engineering, Mathematics, Physics or equivalent experience. Strong experience with IBM ACE and IBM MQ in production environments. Proven ability to design, build, and troubleshoot integration flows, including SWIFT messaging. You’ll likely bring experience in Data transformation using XSLT or ESQL. Protocols such as MQ, SFTP, SOAP, REST. Scripting (Bash or Python) and API testing tools like Postman or SOAP UI. Authentication methods including OAuth or certificate-based security.