Senior Middleware Developer

Introduction

Welcome to Gallagher - a global community of people who bring bold ideas, deep expertise, and a shared commitment to doing what’s right. We help clients navigate complexity with confidence by empowering businesses, communities, and individuals to thrive. At Gallagher, you’ll find more than a job; you’ll find a culture built on trust, driven by collaboration, and sustained by the belief that we’re better together. Whether you join us in a client-facing role or as part of our brokerage division, our benefits and HR consulting division, or our corporate team, you’ll have the opportunity to grow your career, make an impact, and be part of something bigger. Experience a workplace where you’re encouraged to be yourself, supported to succeed, and inspired to keep learning. That’s what it means to live The Gallagher Way.

Overview

Are you passionate about creating seamless connections between systems? As a Senior Middleware Developer at Gallagher, you’ll play a vital role in designing and maintaining integration services that ensure smooth communication between core systems like Salesforce and internal applications. Your work will empower our teams to deliver tailored insurance solutions and risk management strategies that make a difference in people’s lives.

How you'll make an impact

• Develop and maintain robust API-based integrations using microservices architecture to connect critical systems.
• Build scalable and secure services using Adeptia tools, Java, and related technologies.
• Collaborate with architecture and integration teams to define reusable components and standards that drive efficiency.
• Troubleshoot and resolve integration issues across development, testing, and production environments.
• Create clear technical documentation for services, workflows, and transformations to support team collaboration and knowledge sharing.
• Optimize integration performance while ensuring compliance with security and audit requirements, including SOX standards.

About you

We’re looking for someone who thrives in a collaborative environment and is excited to solve complex integration challenges. You’ll bring:

• Technical expertise: 4+ years of experience in Java, microservices, and API-based integrations.
• Hands-on skills: Proficiency with Adeptia Connect or Adeptia Suite, and a strong understanding of REST, SOAP, message brokers, and integration patterns.
• Collaborative mindset: Experience working with Salesforce and other application teams to deliver impactful solutions.
• Language skills: Fluency in Spanish and English is required.

We’d love to hear from you! Click below to apply or share this opportunity with someone who’d be a great fit.