Middleware Integration Engineers / Payments Developers (IBM ACE & ACH Focus)

  •  Reference Number: 412674
  •  Posted: 09/23/2026
  •  Job Type: Contract

Middleware Integration Engineers / Payments Developers (IBM ACE & ACH Focus)

Location: Charlotte, NC (Hybrid)

Pay Range: $60.00 – $70.00 / hour (Strictly W2 Only)

Openings: 2 Total Positions

Project Duration: ASAP – March 27, 2027 (High Likelihood of Extensions)

Employment Terms: No C2C / No Third Parties / No 1099 / No Referrals

Project Overview: Profile Deposits & Payments Transition

Our client is undertaking a critical enterprise system transition involving Profile Deposits and core Payments infrastructure. Data and transactions from the existing Profile platform are being migrated and integrated into a new enterprise architecture. This environment includes a high volume of complex upstream and downstream interfaces requiring advanced data transformation, contextual conversion, and API-led integration.

We are seeking 2 Middleware Integration Engineers to support this transition—focusing on IBM App Connect Enterprise (ACE) integrations alongside Payments / ACH application workflows.

Key Responsibilities

  • Middleware Development: Design, develop, and maintain high-performance integration flows using IBM App Connect Enterprise (ACE).

  • Payments & ACH Integration: Support middleware development and transaction logic focused on core Payments & Deposits (specifically ACH processing) applications.

  • Contextual Data Transformation: Execute complex data transformations to support the migration from the legacy Profile platform to the new architecture.

  • API-Led Connectivity: Transition legacy file-based transfers into modern, secure RESTful APIs.

  • Streaming & Messaging: Integrate and process datasets using Kafka for real-time asynchronous data flows.

  • Database Engineering: Write and optimize PL/SQL queries to retrieve, transform, and validate data integrity during conversion.

  • Containerized Deployment: Support deployments and maintain middleware nodes within an OpenShift environment.

  • Automation: Develop and maintain Unix/Linux shell scripts for operational support and pipeline automation.

Required Skills & Qualifications

  • IBM ACE Expertise: Hands-on development experience with IBM App Connect Enterprise (ACE).

  • Payments / ACH Domain Knowledge: Direct experience working with Payments and Deposits, specifically ACH (Automated Clearing House) processing applications.

  • Modern Infrastructure: Experience working within containerized OpenShift environments.

  • Data Streaming: Solid hands-on experience with Kafka message streaming and integration.

  • Database / SQL: Strong SQL / PL-SQL development skills for data extraction, transformation, and validation.

  • APIs & Scripting: Experience building and consuming RESTful APIs and writing Unix/Linux shell scripts.

Why Apply?

  • High-Visibility Migration: Lead critical integration work across enterprise deposits and payment platforms.

  • Immediate Start: Project kicks off ASAP with initial contract running through late March 2027 + long-term extensions.

  • Great Charlotte Location: $60.00 – $70.00/hr W2 in a desirable hybrid Charlotte, NC setup.

Experis is an Equal Opportunity Employer.

Upon completion of waiting period consultants are eligible for:

  • Medical and Prescription Drug Plans
  • Dental Plan
  • Vision Plan
  • Health Savings Account
  • Health Flexible Spending Account
  • Dependent Care Flexible Spending Account
  • Supplemental Life Insurance
  • Short Term and Long Term Disability Insurance
  • Business Travel Insurance
  • 401(k), Plus Match
  • Weekly Pay

If this is a role that interests you and you'd like to learn more, click apply now and a recruiter will be in touch with you to discuss this great opportunity. We look forward to speaking with you!

About ManpowerGroup, Parent Company of: Manpower, Experis and Talent Solutions.

Experis® is a global leader in technology services and part of the ManpowerGroup® (NYSE: MAN) family of brands. We connect skilled technology professionals with meaningful opportunities where they can grow their careers, expand their expertise and make a real impact. Guided by the belief that it takes Human Ingenuity to unlock the true potential of technology, Experis helps people gain experience with leading organizations, build sought-after skills and take the next step toward a brighter future. Backed by ManpowerGroup's 75+ years of workforce expertise and global reach across more than 70 countries and territories, Experis brings the scale, insight and opportunity to help people and businesses thrive. ManpowerGroup is consistently recognized for its commitment to inclusion, ethics and responsible business, including being named one of the World's Most Ethical Companies. Learn more at Experis.com.

Charlotte, NC

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