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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Middleware Integration API-SOA Developer (Puerto Rico) - **Company:** RTX - **Location:** ISABEL, United States (Remote available) - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Application Programming Interfaces (APIs), Unit Testing, Middleware, Java Platform Enterprise Edition (J2EE), Design of User Interfaces, Hypertext Transfer Protocols (HTTP), Java Message Service (JMS), Service-Oriented Architecture, SQL Databases, Subversion, Systems Integration, Extensible Markup Language (XML), XQuery, Extensible Stylesheet Language Transformations (XSLT), Enterprise Application Integration, Oracle Soa, Safety Critical Systems, Apigee, Integration Tests, Information Technology, Api Gateway, Splunk, Software Version Control, Enterprise Service Bus, Servicenow, Oracledb - **Published:** August 11, 2026 - **Apply:** https://globalhr.wd5.myworkdayjobs.com/REC_RTX_Ext_Gateway/job/US-PR-SANTA-ISABEL-B1--Felicia-Industrial-Park---St-B1--BLDG-1/Middleware-Integration-API-SOA-Developer--Puerto-Rico-_01866106 ## About the Role * University Degree in Computer Science, Information Technology or related discipline, and minimum 5 years related experience, or equivalent experience. * Advanced knowledge of Application Programming Interface (API), Enterprise Application Integration (EAI), Enterprise Service Bus (ESB) and Service Oriented Architecture (SOA) technologies, as well as basic understanding of EDI collaboration and related supply chain, logistics and financial transaction sets. * Advanced development knowledge in Apigee API Management, Axway API Gateway, or equivalent, as well as basic understanding of an Enterprise Service Bus (ESB) such as Oracle SOA suite. * Experience with J2EE, XML, HTTP, JMS, SQL, XSLT and/or XQuery., * Advanced knowledge in log monitoring and log aggregation tools such as Splunk Enterprise, or equivalent. * Advanced knowledge of Linux OS and Oracle DB environments as it related to interface development and support. * Working knowledge of ServiceNow Incident and Change management, or equivalent. * Experience with source control system integration with API-SOA, especially SVN. * SAFe Agile trained or certified. * Strong verbal and written communication skills with ability to effectively interface with technical and nontechnical staff at all organizational levels, strong work ethic and proven perseverance in driving an issue through to completion and obtaining intended result, and strong customer service approach and ability to collaborate and work well with others. ## Description The Middleware Integration API-SOA Developer will be responsible for design and development of new integration scope on the full suite of Mission Critical API-SOA platforms, which includes Apigee API Management, Axway API Gateway and Oracle SOA Suite. This role will also require participation in the Production support rotation which involves sustaining these integration platforms and delivering innovative, high quality support services to our customers. Due to the high level of interaction with both internal and external business partners, this individual must possess strong communication skills, work well in team environments and be able to trouble shoot issues independently and effectively. What You Will Do * Contributes to the functional roadmap and API-SOA strategy for the Enterprise, including input into processes, policies, standards or operating plans in support of the functional strategy. * Provides engineering input into the overall architecture of our API/EAI/SOA solutions. * As a developer, designs and builds the transformation of various integration streams, including B2B-EDI and XML, into internal and external system formats, working closely with Business Analysts, Project Managers and customers to refine requirements and document technical designs. * Supports detailed reviews of design and code to ensure maximum use of reusable modules, minimal impact on existing applications and systems, the highest possible overall quality, etc. * Unit test, Integration test and Stress test interfaces using vendor tools and external test simulation tools. * As a support analyst, provides advanced problem solving and technical support, including on-call critical support as well as assist in continuous review and enhancement of team procedures to increase the team's effectiveness and efficiency in the support of our clients. * Serves on 24x7 on-call support rotation for Mission Critical applications. * This position will reference written work instructions for guidance with daily job activities. Work instructions are available in English only., Whether you're just starting out on your career journey or are an experienced professional, we offer a robust total rewards package with compensation; healthcare, wellness, retirement and work/life benefits; career development and recognition programs. Some of the benefits we offer include parental (including paternal) leave, flexible work schedules, achievement awards, educational assistance and child/adult backup care. ## Related Videos - [Our journey with Spring Boot in a microservice architecture](https://www.wearedevelopers.com/videos/511-our-journey-with-spring-boot-in-a-microservice-architecture) - [Why make use of an integration platform in today's software developments and infrastructure?](https://www.wearedevelopers.com/videos/758-why-make-use-of-an-integration-platform-in-today-s-software-developments-and-infrastructure) - [API = Some REST and HTTP, right? 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