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Senior IBM ACE Integration Developer

Job in Torrance, Los Angeles County, California, 90504, USA
Listing for: UNICON International Inc.
Full Time position
Listed on 2026-02-08
Job specializations:
  • Software Development
    Software Engineer, Full Stack Developer
Salary/Wage Range or Industry Benchmark: 132000 - 137000 USD Yearly USD 132000.00 137000.00 YEAR
Job Description & How to Apply Below

Overview

We are currently accepting resumes for a Senior IBM ACE Integration Developer position in Torrance, CA. This position is onsite. Salary range: $132-137k. Benefits offered:
Medical, Vision, Dental, 401 K.
Work Type
:
Onsite 4 days per week.
Travel
:
No.
Overtime
:
Yes.

Responsibilities
  • The IBM Integration Bus (IIB)/IBM App Connect Enterprise (ACE) Sr. Developer will be part of the CASS Integration team providing expert knowledge and hands on development skills as needed to implement a robust solution using IBM ACE and Websphere MQ ver 11.0 and above.
  • Develop and implement enterprise application integration using, IBM IIB, IBM MQ, IBM ACE.
  • Provide support for existing IIB/ACE applications in a test and production environment.
  • This position requires large scale messaging, SOA-based, client/server and web multi-tier applications design, development and implementation knowledge and also interacting with other teams (business clients, vendors, etc.) to gather requirements.
  • Translate application requirements into ACE message flow.
  • Design, Develop, Unit Test, Implement, and Production support for existing and new IIB/ACE application components.
  • Must have hands-on experience with the design and development using IIB/ACE using various components (Files, Webservices, MQ, Database, Cloud Integration, Transform, etc.) and IBM Websphere MQ on distributed environments.
  • Hands on experience on Web Service (SOAP and REST), WSDL, XML and XSD, XPath, formats and other standard formats HTTP, JMS and TLS.
  • Must have some experience in the administration aspect of IIB/ACE.
  • Must have some experience with securing IIB/ACE endpoints.
  • Must have experience with creating, performance tuning, and troubleshooting IIB/ACE components.
  • Knowledge on SOA architecture and ACE administration.
  • Understanding of middleware applications Development, build and testing tools knowledge.
  • ACE message flow automation with CI-CD tools like Jenkin Maven Git Hub and Sonar Qube etc. is preferred.
  • Knowledge of event-based integration, pub-sub, and request-reply, synchronous-asynchronous.
  • Sound knowledge in IIB/ACE architecture and Websphere MQ architecture, Client/Server development, web development and integration, MS SQL Server, DB2, J2EE, .NET Framework, Webservices (SOAP, JSON), integrating with z/OS.
  • Deep understanding of IBM Integration Bus (IIB) / IBM App Connect Enterprise (ACE) product (ver 11.0 or higher).
  • Minimum 7+ years of experience with designing, developing, and implementing solutions using IIB/ACE.
  • Experience in performance tuning of restful APIs in IIB.
  • Build and manage integrations on IBM Cloud Pak for Integration (CP4I).
  • Deploy and manage ACE applications on cloud environments (Open Shift/Kubernetes).
  • Experience in IBM Datapower and IBM API Connect will be a plus.
Additional Work Scope
  • This resource will be working on the CASS application team to support existing IIB/ACE components and develop new IIB/ACE components for various projects.
  • Codes and performs unit and integration testing of software to ensure proper and efficient execution and adherence to business and technical requirements.
  • Codes, tests, and debugs new software or makes enhancements to existing software.
  • Writes programs according to specifications from higher level staff or business analysts
    -Develops technical documentation
    -Resolves in a timely manner problems that arise with existing production applications to ensure the efficient and proper functioning of application components.
  • Collaborates with technical staff to learn and understand software problems
    -Generates a variety of complex and periodic reports and/or data through database management, data administration and data extraction techniques
    -Provides general system users and management with system analysis and feedback
    -Mentors and coaches less experienced staff
    -Maximizes the efficiency of the various software systems by implementing, monitoring, testing, and auditing of new software programs.
  • Analyzes and resolves computer related problems by coordinating with in-house personal to diagnose and fix operational issues.
Requirements
  • Advanced capability in software construction, testing, infrastructure, and configuration and operating standards.
  • Advanced corporate knowledge, and understands how a change would affect multiple applications
    -Advanced ability to make recommendations/decisions in application and program design, standards, and program enhancement.
  • Advanced ability to utilize system traces and debugging tools for problem/issue resolution
    -Advanced ability to analyze and model business functions, processes and information flow within or between systems.
  • Advanced ability to provide guidance and mentoring on programming practices and techniques to individuals and cross functional teams.
  • Very good understanding of Websphere MQ concepts and creating MQ applications using .NET (dot net).
  • Prior integration experience with Captive Finance applications is a must.
  • Good understanding of infrastructure-related requirements for IIB/ACE.
  • IBM ACE/IIB…
Position Requirements
10+ Years work experience
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