WebMethods Integration Developer

Overview: The Client is seeking a leased employee to support its 2026 IT organizational portfolio. The resource will design, develop, and secure APIs and integrations to support major capital projects across enterprise systems.

Key Responsibilities:

API Development

Design and develop RESTful and/or SOAP APIs

Integrate enterprise systems (GIS, ERP, Asset Mgmt, Project Controls, DMS)

Secure APIs using OAuth 2.0, JWT, SAML, or Client-approved protocols

Provide OpenAPI/Swagger documentation

Version control and backward compatibility management

Integrations & Interoperability

Build integrations across legacy, cloud, and third-party systems

Develop middleware/connectors (event-driven, async, webhooks where applicable)

Implement robust error handling, logging, monitoring, and transactional integrity

Security

Ensure compliance with Client's cybersecurity policies, NIST, CIS Controls

Encryption in transit and at rest

Secure API gateways, vulnerability assessments, audit trails

Scalability & Performance

High availability, horizontal scalability, fault tolerance

Define TPS and latency benchmarks for mission-critical processes

Testing & QA

Unit, integration, system, and UAT testing

Automated regression testing (webMethods Test Suite)

Full documentation and knowledge transfer

Mandatory Requirements:

5+ years' experience with webMethods Integration Platform

2+ years' experience with webMethods.IO/Cloud Integration (IC)

Proven SAP RFC integration experience

Strong Java service development experience

Senior-level expertise with:

Integration Server

Universal Messaging

API Gateway

WebMethods Test Suite

Trading Networks (EDI/TN)

webMethods.IO

Desirable Qualifications:

Relevant certifications (Software AG webMethods, MuleSoft, AWS, Azure, PMP, etc.)

Prior experience in public sector/utilities/energy environments