40 application integration engineer jobs at 33 companies in Crete, IL
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Senior Integration & Application Development Engineer
Rosemont, Illinois, United States
$123k-$153k/yr OnsiteFull Time
4+ YOE4+ years middleware and integration experience (Oracle SOA, ODI, webMethods), API implementation, Java and Python development, Linux scripting, database support; Bachelor's or HS with extensive experience.
Oracle SOA Suite, Oracle Data Integrator (ODI), webMethods Integration Server, Manhattan IFEE Integration Framework, Weblogic, Oracle Database, Java, Python, Linux Shell Scripting
3mo
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Application Engineer
Chicago, Illinois, United States
$80k-$180k/yr OnsiteFull Time
2+ YOEBachelor’s in Mechanical Engineering; 2–5 years in application or mechanical design; experience with mechanical integration of electrical equipment; proficient in SolidWorks/AutoCAD; knowledge of electrical/control systems a plus; PE license a plus.
SolidWorks, AutoCAD, FEA
1mo
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Senior Integration Engineer
Chicago, Illinois, United States
OnsiteFull Time
7+ YOE7+ years in application development or integration engineering; expert Workato or iPaaS experience, APIs (REST/SOAP/GraphQL), webhooks, SQL, JavaScript/Python, OAuth, JSON/XML; Bachelor's in CS/IS or equivalent; strong communication and leadership.
Workato, iPaaS, APIs, REST, SOAP, GraphQL, webhooks, OAuth, JSON, XML, SQL, JavaScript, Python, SDKs, Workato formulas, Jira
1mo
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Application Engineer
Hoffman Estates or St. Louis
OnsiteFull Time
Experience in motion control, motor drives, system integration, PLC programming, and customer-facing technical support; familiarity with industrial communication protocols and ROS; bachelor's degree or technical degree preferred.
CANopen, EtherCAT, PROFINET, EtherNet/IP, PLC, ROS (Robot Operating System), SolidWorks
1mo
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Building Controls Application Engineer
San Diego or Dallas or Chicago or Waco or Boston or Ashburn or Houston or Lehi or Denver
$120k-$130k/yr HybridFull Time
10+ YOE10+ years engineering experience, 5+ years BMS application development; DDC and PLC programming, BACnet/Modbus/Ethernet-IP integrations, Niagara (Niagara N4), Ignition, Wonderware, Distech, networking knowledge, and Microsoft Office proficiency.
BMS, SCADA, DDC, PLC, BACnet, Modbus, Niagara, Niagara N4, Ignition, Wonderware, Distech, Ethernet/IP, SNMP, MQTT, Microsoft Office
1mo
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Integration Support Engineer
Chicago, Illinois, United States
$90k-$110k/yr RemoteFull Time
3+ YOEBachelor's in CS/IT or equivalent, 3+ years integration/EDI or application support experience, strong EDI (X12, EDIFACT), REST/SOAP APIs, XML/CSV/JSON, integration platforms, troubleshooting and communication skills.
EDI, X12, EDIFACT, REST, SOAP, XML, CSV, JSON, MuleSoft, Dell Boomi, IBM Sterling, Cleo, SAP, Oracle, Microsoft Dynamics, NetSuite, MQ, Kafka, SQL
1w
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Software/Integration Engineer
Atlanta or Auburn Hills or Lisle or Plano or Wichita
$100k-$130k/yr HybridFull Time
Experience supporting enterprise HCM configuration and application development, gathering requirements, implementing features, troubleshooting systems, and translating technical concepts for nontechnical audiences.
Infor GHR, Infor Spreadsheet Designer (ISD), Mingle Homepage, Async Administration, Replication Sets, DataLake, HCM, HCM security models, GHR Security
2mo
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Senior Integration & Applications Developer
Itasca, Illinois, United States
$125k/yr OnsiteFull Time
15+ YOE15+ years in logistics/transportation; strong Microsoft SQL Server and T-SQL skills; experience with EDI (X12, EDIFACT), Altova tools, .NET/ASP.NET, JavaScript/TypeScript, and integration transports (MQ, AS2, SFTP).
Microsoft SQL Server, T-SQL, SSIS, MapForce, XMLSpy, StyleVision, Altova Server, .NET, .NET Core, ASP.NET, JavaScript, TypeScript, RESTful services, X12, EDIFACT, MQ, AS2, SFTP, XML, JSON, Cargowise, TMS, WMS, EDI VANs
4w
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Application Developer III
Lake Elmo or Chicago or Evansville
$98k-$199k/yr OnsiteFull Time
5+ YOE2+ MgmtBachelor's degree or equivalent experience;5+ years configuring enterprise financial software (Abrigo/Sageworks);SQL and API integration experience;2+ years people leadership preferred;knowledge of commercial lending, credit, and CECL.
Abrigo, Sageworks, Banker's Toolbox, MST, SQL, API
2w
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IT Systems Engineer Sr - Application Security
Chicago, Illinois, United States
$94k-$154k/yr OnsiteFull Time
3+ YOEBachelor's degree or equivalent experience; 3–7+ years in application security, cybersecurity, or enterprise application support; expertise in application security controls, vulnerability management, IAM, OWASP, and enterprise integrations.
Qualys, Qualys WAS, Metasploit, SAST, DAST, WAF, OWASP Top 10, CIS Controls and Benchmarks, SSO, OAuth
1mo
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Staff Security Engineer, Application Security
Chicago or California or Colorado or Florida or Georgia or Illinois or Indiana or Minnesota or Missouri or Montana or New Jersey or New York or North Carolina or Ohio or Oregon or Pennsylvania or South Carolina or Texas or Utah or Vermont or Virginia or Washington or Washington or Wisconsin
$210k-$260k/yr HybridFull Time
7+ YOE7+ years in application/product/security engineering; hands-on threat modeling, vulnerability management, secure design, CI/CD integration, automation using Python/Go; experience with cloud-native AWS/GCP environments.
AWS, GCP, Python, Go, SAST, SCA, DAST, CI/CD, AI/LLMs
2w
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Systems Integration Contractor (Onsite)
Chicago, Illinois, United States
$150-$160/hr OnsiteContract
3+ YOEHands-on systems integration experience, infrastructure engineering, data migration, enterprise application integration, gap analysis, and collaboration with technical and business teams; 3+ years WMS experience; strong communication and problem-solving.
Warehouse Management System (WMS)
1mo
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.NET Developer (Web Apps & APIs) – ERP Integration
Chicago, Illinois, United States
$70k-$85k/yr OnsiteFull Time
Strong C# and .NET/.NET Core experience, building REST APIs and web applications, familiarity with SQL Server and Git, ERP integration experience (Dynamics 365 Business Central) preferred.
C#, .NET, .NET Core, SQL Server, Git, Microsoft Dynamics 365 Business Central, Azure, React, Angular, OAuth, JWT, CI/CD
2w
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Engineer/Principal Engineer Systems Test (AHT)
Rolling Meadows, Illinois, United States
$80k-$148k/yr OnsiteFull Time
4+ YOEBachelor's degree plus 4–5 years related experience, or applicable master's/PhD. Active Top Secret clearance required, with ability to obtain SCI access. Systems integration and test experience preferred.
TEAMMSS, signal generators, spectral analyzers
1w
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Consultant Intern 2027 – Enterprise Application Integration (EAI)
Chicago, Illinois, United States
$49k-$89k/yr OnsiteInternship, Temporary
Pursuing a degree in business, information systems, computer science, engineering, or a related field; strong analytical, problem-solving, communication, and presentation skills. High school diploma/GED required.
JavaScript, HTML, XML, SQL, Azure, AWS, Copilot, ChatGPT, APIs
1d
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Lead Software Engineer, API Integrations
Chicago, Illinois, United States
$150k-$170k/yr HybridFull Time
7+ YOERequires 7–10+ years designing, developing, implementing, and supporting applications, with expertise across .NET, C#, APIs, databases, Azure cloud, integrations, security, and enterprise architecture.
Microsoft .NET Framework, Microsoft .NET Core, C#, ASP.NET Core, Web API, JSON, Entity Framework, React, HTML5, CSS, JavaScript, jQuery, AJAX, VB.NET, SQL, PL/SQL, TypeScript, Python, Java, Node.js, ASP.NET, Web Forms, MVC, LINQ, SQL MI, SQL Server, SSIS, Databricks, Azure Data Factory, JIRA, GitHub, Jenkins, Azure DevOps, ASP.NET Core Identity, Entra ID, OAuth, OpenID, Microsoft Azure, Azure App Services, Azure Functions, Azure Storage, Azure Key Vault, Azure Monitor, Application Insights, Azure AD, Fenergo CLM, Salesforce CRM
3d
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Senior AI Engineer / Agent Development Lead
Lewisville or Oak Brook
$105k-$140k/yr HybridFull Time
7+ YOERequires 7+ years in software, AI, automation, data, cloud, or enterprise application engineering; 3+ years building AI-enabled solutions; strong programming, integration, deployment, and agentic AI skills.
Microsoft Copilot Studio, Azure AI Foundry, Semantic Kernel, AutoGen, LangGraph, LangChain, CrewAI, LlamaIndex, OpenAI Agents SDK, APIs, RAG, ML, GenAI, LLMs
3mo
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Generative AI Lead Engineer
Dallas or Stamford or Chicago
$120k-$140k/yr HybridFull Time
5+ YOEStrong experience in Generative AI, LLMs, prompt engineering; hands-on with .NET, React, Python; experience with RAG architectures, API integrations; Azure cloud; ability to deploy AI-enabled applications.
.NET, React, Python, LangChain, LlamaIndex, Claude, Azure, RAG
1mo
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Senior Software Engineer, Integrations
Chicago or Woodridge
$115k-$210k/yr HybridFull Time
5+ YOE5+ years coding experience, B.S. in CS or equivalent, strong Python/C/C++/TypeScript skills, experience with firmware-to-application integrations, customer-facing troubleshooting, and building production software.
Python, C++, TypeScript, C
1mo
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Website Engineer, Vice President
Chicago or New York City
$160k-$175k/yr HybridFull Time
Guggenheim Partners: Provides investment banking and asset management services.
8+ YOE8+ years building large web applications; strong React experience, WordPress integration, Webpack, Azure, EMR? (EMR not mentioned)
React, WordPress, Webpack, Azure, C#, Angular, Figma, Jira, Cursor, Vercel
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