Integration Engineer III with Multiple Integration Tool Development Experience

Deloitte France; St. Louis (MO); On-site; USD 131,000 - 218,000; Full time

Benefits offered by this job

Limited immigration sponsorship

Accommodation information available

Job summary

Deloitte US is seeking an Integration Engineer III to design and implement complex integration solutions across environments, collaborating with global teammates to streamline business processes. You will work on API management, EDI handling, and deployment across the SDLC, with up to 50% travel, using Groovy/JavaScript and multiple tools to deliver scalable integrations.

The role requires a strong foundation in integration patterns, various tooling, and cloud platform certifications, with a

Qualifications

• Bachelor's degree in computer science, software engineering, information technology or a related field.
• 5+ years hands-on experience with multiple integration tools (Boomi, MuleSoft, Informatica, Workato, Tibco, Websphere) with certifications.
• Experience in a consulting firm environment or relevant industry sector (retail, healthcare, manufacturing, financial services).
• 3+ years' experience with AWS, Google Apigee or Azure Logic Apps.
• Strong understanding of enterprise integration design patterns, API protocols (REST/SOAP), XML, JSON, and data mapping.
• Proficiency with core integration components including connectors, process building, and robust error handling.
• Strong Groovy and JavaScript coding experience in integration environments.
• Experience with EDI standards (ANSI X12, EDIFACT) and EDI implementations.
• Strong SQL skills.
• Good understanding of SDLC methodologies.
• Integration certifications are required - Boomi, Workato, Websphere, MuleSoft, etc.
• One cloud platform certification (AWS, GCP or Azure).
• Proficiency in at least one programming language - Spring Boot, JavaScript or Python.
• Ability to travel up to 50% of the time.

Responsibilities

• Integration Design & Architecture: Design complex integration solutions following industry best practices and leveraging various integration design patterns.
• API Management: Design, build, and manage APIs using API Management capabilities for secure communication.
• EDI Implementation & Management: Implement and manage EDI processes and partner configurations.
• Development & Deployment: Develop, test, and deploy integration processes across environments (SDLC).
• Troubleshooting and Support: Monitor performance, identify issues, and provide post-deployment support.
• Documentation: Create and maintain technical documentation for designs and data mappings.
• Collaboration & Best Practices: Work with cross-functional teams to optimize data flows and adhere to best practices.
• Accountability: Take ownership of projects and mentor junior team members.
• AI & Agentic Integration: Utilize AI features to accelerate development and automate documentation.

Skills

API design & integration

Groovy/JavaScript coding

SQL

SDLC knowledge

EDI standards

Data mapping

REST/SOAP

Travel up to 50%

Education

Bachelor's degree in computer science, software engineering, information technology or a related field

Tools

Boomi

MuleSoft

Informatica

Workato

Tibco

Websphere

AWS

Google Apigee

Azure Logic Apps

Spring Boot

JavaScript

Python

Job description

US-E-Consulting- API and Integration - Integration Engineer III with Multiple Integration Tools - AI & Engineering/EaaS - FY27

Integration Engineer III/AI & Engineering

Join our AI & Engineering team transforming technology platforms, driving innovation, and helping make a significant impact on our clients' success. You'll work alongside talented professionals reimagining and re-engineering operations and processes that are critical to business. Your contributions can help clients improve financial performance, accelerate new digital ventures, and fuel growth through innovation.

AI & Engineering leverages cutting-edge engineering capabilities to build, deploy, and operate integrated/verticalized sector solutions in software, data, AI, network, and hybrid cloud infrastructure. These solutions are powered by engineering for business advantage, transforming mission-critical operations. We enable clients to stay ahead with the latest advancements by transforming engineering teams and modernizing technology & data platforms. Our delivery models are tailored to meet each client's unique requirements.

Engineering as a Service provides complete design, implementation, and technology operations, leveraging our core engineering expertise. We transform engineering teams, modernize technology, and deliver complex programs with a product engineering approach. Our flexible delivery models-traditional teams, pools, or pods-are tailored to each client's needs, offering engineering-led advisory, implementation, and operational capabilities to accelerate innovation.

Recruiting for this role ends on 12/1/2026.

Work You'll Do

As an Integration Engineer III you will have hands-on integration development skills to develop solutions streamlining business processes working with internal consultants, near-shore, off-shore technologists and vendor relationships. You will be part of API management strategies to enable seamless communication between applications. You will work across geographies with accountability for the success, effectiveness and delivery of multiple work streams, managing a large, dispersed technology team.

Key Responsibilities

• Integration Design & Architecture: Design complex integration solutions following industry best practices and leveraging various integration design patterns (e.g., publish/subscribe, request/reply, aggregator). Develop and implement solutions that adhere to established enterprise architecture frameworks.




• API Management: Design, build, and manage APIs using API Management capabilities, ensuring secure and efficient communication between systems (REST/SOAP).




• EDI Implementation & Management: Implement and manage Electronic Data Interchange (EDI) processes, including configuration of trading partners, profiles, and standards (ANSI X12, EDIFACT).




• Development & Deployment: Develop, test, and deploy integration processes across environments (Test, UAT, Production), managing the full software development lifecycle (SDLC).




• Troubleshooting and Support: Monitor integration performance, proactively identify and resolve issues, and provide expert-level post-deployment support.




• Documentation: Create and maintain comprehensive technical documentation for designs, configurations, data mapping, and architectural decisions.




• Collaboration & Best Practices: Work closely with cross-functional teams to optimize data flows and adhere to industry best practices in integration development.




• Accountability: Take ownership of assigned integration projects, manage expectations, and guide junior team members toward successful project delivery.




• AI & Agentic Integration: Utilize AI features (e.g., Boomi GPT, MuleSoft Vibes) to accelerate development, automate documentation, and troubleshoot issues

Qualifications

Required

• Bachelor's degree in computer science, software engineering, information technology or a related field.




• 5+ years of hands-on experience with the multiple integration tools and products, i.e., Boomi, MuleSoft, Informatica, Workato, Tibco, Websphere, etc. with associated professional certifications.




• Previous experience working in a consulting firm environment or within a relevant industry sector (e.g. retail, healthcare, manufacturing, financial services, etc.).




• 3+ years' experience working with AWS, Google Apigee or Azure Logic Apps.




• Strong understanding of enterprise integration design patterns, API protocols (REST/SOAP), XML, JSON, and data mapping.




• Proficiency with all core Integration components including connectors (Database, FTP, Web Services, ERP specific), process building, and robust error handling.




• Strong proficiency and experience in writing custom Groovy and JavaScript code within various Integration environments for complex logic and data manipulation.




• Experience with EDI standards (ANSI X12, EDIFACT) and implementing EDI solutions, including understanding of common documents (810, 850, 856, etc.)




• Experience with rational databases and strong SQL skills.




• Strong understanding of the SDLC methodologies.




• Integration certifications are required - Boomi, Workato, Websphere, MuleSoft, etc.




• One certification in a cloud technology platform such as AWS, GCP or Azure.




• Proficiency in at least one programming language - Spring Boot, JavaScript or Python.




• Ability to travel up to 50% of the time, based on the work you do and the clients and industries/sectors you serve.

Preferred

• Familiarity with Boomi Agent Studio, Agent Step, Agent Control Tower, and pre-built agents like DesignGen, Scribe, and Pathfinder.




• Exposure to and understanding of enterprise architecture frameworks (e.g. TOGAF)




• Experience integrating specific enterprise systems such as Salesforce, SAP, Oracle, HCM, Workday, etc.

Sponsorship

Limited immigration sponsorship may be available.

Information for applicants with a need for accommodation: https://www2.deloitte.com/us/en/pages/careers/articles/join-deloitte-assistance-for-disabled-applicants.html

Wages and Salary

The wage range for this role takes into account the wide range of factors that are considered in making compensation decisions including but not limited to skill sets; experience and training; licensure and certifications; and other business and organizational needs. The disclosed range estimate has not been adjusted for the applicable geographic differential associated with the location at which the position may be filled. At Deloitte, it is not typical for an individual to be hired at or near the top of the range for their role and compensation decisions are dependent on the facts and circumstances of each case. A reasonable estimate of the current range is $131,00 to $218,300.

You may also be eligible to participate in a discretionary annual incentive program, subject to the rules governing the program, whereby an award, if any, depends on various factors, including, without limitation, the individual, and organizational performance.

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or protected veteran status, or any other legally protected basis, in accordance with applicable law.