Integration Engineer

Integration Engineer (Java / IBM MQ / ACE) Contract Term: Initial 12 month contract Rate: Competitive Market Contracting Rates Availability: Candidates must be available to start within 4 weeks About the Client & Role We are partnering with a leading enterprise integration consultancy to deploy a seasoned Integration Engineer into a high-profile, complex program. In this role, you will bridge the gap between robust legacy messaging architectures and modern, cloud-native backend environments. You will be responsible for building high-throughput APIs, implementing mission-critical enterprise integration patterns (A2A), and supporting event-driven architectures. Core Technical Stack & Experience Required: Proven Track Record: 5 to 8+ years of deep backend or integration engineering experience in large-scale enterprise environments. Java Mastery: Strong, hands-on development skills utilizing Java and Spring Boot . Messaging & Middleware: Mandatory experience with IBM MQ . Recent hands-on experience with IBM Message Broker i s highly preferred. Containerisation: Active, practical experience deploying and managing workloads on Docker and Red Hat OpenShift . Architecture & Delivery: Deep understanding of Enterprise Integration Patterns (EIP / A2A) and event-driven systems, backed by experience working with CI/CD automation pipelines. What Will Make You Stand Out: While the ideal candidate has recent, dual experience in both IBM MQ and IBM Message Broker / ACE, we are highly open to elite enterprise integration specialists who have strong MQ experience and a proven ability to upskill rapidly on the ACE ecosystem. Next Steps If you have recent enterprise delivery experience, match the technical profile above, and are available to start a new engagement within the next 4 weeks , we want to hear from you. Apply now with your updated CV showcasing your relevant middleware and Java experience to initiate a confidential discussion.