Middleware Engineer

Job Title:
Middleware Engineer (Onsite – Bank Deployment)

About the Role

We are seeking a highly skilled
Middleware Engineer
to support critical integration and middleware infrastructure for one of our key banking clients. The successful candidate will be
deployed directly onsite at the bank
, where they will play a pivotal role in designing, implementing, and maintaining secure, scalable, and high-performance integration solutions that power core banking and payment systems.

This is a hands-on engineering role requiring deep expertise in IBM middleware technologies, messaging platforms, API management, and DevOps practices—all within a regulated, enterprise-grade financial environment.

Key Responsibilities

• API & Integration Development
  : Design, implement, and manage APIs using
  IBM API Connect
  ; build and orchestrate integration flows using
  IBM App Connect Enterprise (ACE)
  .
• Messaging & Middleware
  : Configure, deploy, and optimize messaging solutions using
  IBM MQ
  and
  ActiveMQ
  , including toolkits such as DB nodes, Kafka nodes, HTTP nodes, and API gateways.
• Transaction Logging & Tracing
  : Implement robust auditing, logging, and distributed tracing mechanisms to ensure transparency, meet regulatory compliance, and enable rapid root cause analysis.
• Security & Governance
  : Enforce enterprise security standards using
  OAuth2
  ,
  JWT
  ,
  TLS
  , and
  SAML
  for authentication, authorization, and data protection.
• Performance & Monitoring
  : Proactively monitor middleware runtimes, identify performance bottlenecks, and resolve complex integration issues.
• Automation & CI/CD
  : Automate build, deployment, and configuration workflows using
  DevOps toolchains
  (e.g., Jenkins, UrbanCode, Azure DevOps).
• Support
  : Provide
  Level 1/Level 2 support
  for middleware and payment system incidents, including log analysis, troubleshooting, and root cause analysis (RCA).

Required Qualifications

• 3–5+ years
  of hands-on experience in middleware or integration engineering.
• Proven expertise with
  IBM API Connect
  ,
  IBM App Connect Enterprise (ACE)
  ,
  IBM MQ
  , and
  ActiveMQ
  .
• Strong proficiency in integration flow development, exception handling, and ACE IDE.
• Solid understanding of data formats (
  XML
  ,
  JSON
  ) and integration protocols (
  REST/SOAP
  ,
  JMS
  ,
  MQTT
  ,
  AMQP
  ).
• Experience with
  event-driven architecture
  and asynchronous messaging patterns.
• Scripting and automation skills in
  Python
  ,
  Shell
  , or
  PowerShell
  .
• Familiarity with
  CI/CD pipelines
  ,
  Docker
  ,
  Kubernetes
  , and
  OpenShift
  .
• Working knowledge of operating systems including
  Linux
  ,
  Windows
  , and
  AIX
  .
• Demonstrated experience deploying and managing middleware in
  cloud environments
  (public, private, or hybrid).
• Strong soft skills: analytical thinking, problem-solving, attention to detail, clear communication, and familiarity with
  banking or financial services terminology
  .

What We Offer

• The opportunity to work
  onsite at a major bank
  , gaining direct exposure to mission-critical financial systems.
• Collaboration with experienced teams in a high-compliance, high-availability environment.
• Professional development, certification support, and exposure to modern cloud-native integration architectures.