Integration Engineer III

AllSTEM Connections; Richmond (VA); Remote; USD 88,000 - 132,000; Full time

Job summary

AllSTEM Connections is seeking an experienced Integration Engineer III to design, develop, and optimize enterprise integrations across Workday, SAP Ariba, and related systems. This remote contract role focuses on cloud-based ERP integrations, web services, APIs, and data workflows to support HR, payroll, financials, and procurement processes.

You will collaborate with IT, architects, and vendors to deliver secure, scalable solutions, participate in Agile ceremonies, and provide on‑call

Qualifications

• 3+ years of enterprise integration development experience.
• 3–5 years in Workday or SAP Ariba integration development.
• Strong knowledge of REST, SOAP, WSDL, XML, JSON, and XSLT.
• Proficient in Java, Python, or Groovy.
• Experience with cloud-based ERP or enterprise platforms integration.

Responsibilities

• Design, develop, test, deploy, and maintain integrations between Workday, SAP Ariba, and internal or external systems.
• Build and support integrations across Workday HCM, payroll, financials, and related enterprise applications.
• Develop integrations using Workday Studio, EIB, REST/SOAP web services, and orchestration tools.
• Build and optimize SAP Ariba integrations using REST APIs, ITK, and configuration management.
• Develop and maintain custom applications using Workday Extend.
• Manage master data and transactional data integrations across cloud-based ERP platforms.
• Utilize web service and API technologies (WSDL, SOAP, REST, XML, JSON, XSLT).
• Apply programming skills in Java, Python, Groovy or similar languages.
• Monitor integration performance, troubleshoot errors, and improve reliability.
• Collaborate with IT teams, architects, stakeholders, and vendors to resolve issues.
• Contribute to SAP Ariba BTP transition initiatives.
• Participate in Agile ceremonies and on‑call rotations.
• Maintain technical documentation and security compliance.

Skills

Workday integration

SAP Ariba integration

REST

SOAP

WSDL

XML

JSON

XSLT

Java

Python

Groovy

ERP cloud

Tools

Workday Studio

Enterprise Interface Builder

Workday REST

Workday SOAP

ITK

Cloud Connectors

Web services testing

Job description

Job Type: Contract

Work Location: Remote

Contract Duration: Through December 31, 2027

Expected Start Date: November 23, 2026

Pay Rate: $64–$96 per hour

Job Overview

We are seeking an experienced Integration Engineer III to design, develop, maintain, and optimize enterprise integrations across Workday, SAP Ariba, and internal and external business systems.

The ideal candidate will have hands‑on experience with enterprise integration development, cloud-based ERP platforms, web services, APIs, and data integration. This role involves supporting HR, payroll, financials, and procurement systems while contributing to cloud integration modernization initiatives.

You will collaborate with engineering teams, enterprise architects, business stakeholders, and third-party vendors to deliver reliable, secure, and scalable integration solutions.

This is a remote contract opportunity requiring availability during core business hours and participation in an on‑call support rotation.

Key Responsibilities

• Design, develop, test, deploy, and maintain integrations between Workday, SAP Ariba, and internal or external systems.
• Build and support integrations across Workday HCM, payroll, financials, and related enterprise applications.
• Develop integrations using Workday Studio, Enterprise Interface Builder (EIB), Cloud Connectors, REST/SOAP web services, and orchestration tools.
• Build and optimize SAP Ariba integrations using REST APIs, Integration Toolkit (ITK), and configuration management.
• Develop and maintain custom applications using Workday Extend.
• Manage master data and transactional data integrations across cloud-based ERP platforms.
• Utilize web service and API technologies, including WSDL, SOAP, REST, XML, JSON, and XSLT.
• Apply programming skills in Java, Python, Groovy, or similar languages.
• Monitor integration performance, troubleshoot errors, implement alerting, and improve system reliability.
• Collaborate with IT teams, architects, business stakeholders, and third-party vendors to resolve integration and data issues.
• Contribute to SAP Ariba Business Technology Platform (BTP) transition initiatives.
• Participate in Agile ceremonies, sprint planning, stand‑ups, retrospectives, and technical discussions.
• Provide production support and participate in scheduled on‑call rotations.
• Maintain technical documentation and follow development standards, code review processes, and security requirements.

Required Qualifications

• At least 3 years of relevant experience in enterprise integration development.
• Approximately 3–5 years of hands‑on experience in Workday integration development and/or SAP Ariba integration development.
• Strong knowledge of REST, SOAP, WSDL, XML, JSON, and XSLT.
• Proficiency in at least one programming language, such as Java, Python, or Groovy.
• Experience designing and developing integrations for cloud-based ERP or enterprise platforms.
• Hands‑on experience with master data and transactional data integrations.
• Experience with integration monitoring, troubleshooting, error handling, and production support.
• Strong communication, collaboration, and problem‑solving skills.
• Familiarity with Agile methodologies, including Scrum and Kanban.
• Ability to work independently in a remote environment and participate in on‑call support.

Preferred Technical Skills

Workday Integration

• Workday Studio
• Enterprise Interface Builder (EIB)
• Workday REST and SOAP web services
• Workday integration orchestration
• Workday Extend

SAP Ariba Integration

• SAP Ariba REST APIs
• Configuration management
• Master and transactional data integration
• SAP Ariba BTP and cloud integration technologies

Candidates with strong experience in either Workday or SAP Ariba integration development are encouraged to apply. Experience with both platforms is highly desirable.

• Fully remote contract assignment.
• Availability during core business hours is required.
• Participation in virtual meetings, Agile ceremonies, and technical discussions is expected.
• On‑call support availability is required.

Work Authorization and Compliance

• Must be a U.S. citizen or lawful permanent resident.
• Visa sponsorship is not available.
• Successful completion of applicable identity verification and security screening is required.
• Compliance with confidentiality agreements and applicable security policies is mandatory.