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Freelance Senior Edi Developer Jobs (NOW HIRING)

Reach me Position - IT EDI Developer - Senior Location: St.Louis, MO Duration: 6 Month Contract TO HIRE End Client: Express Scripts POSITION SUMMARY : B2B/EDI engineer responsible for detail design ...

Reach me Position - IT EDI Developer - Senior Location: St.Louis, MO Duration: 6 Month Contract TO HIRE End Client: Express Scripts POSITION SUMMARY : B2B/EDI engineer responsible for detail design ...

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... developers to correct the root cause of EDI errors. * - Develop and maintain user-facing and ... Thanks & Regards Pawan Tripathi Senior Technical Recruiter Email: pawankt@hrpundits.com Address ...

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As of Jun 26, 2026, the average hourly pay for freelance senior edi developer in the United States is $61.73, according to ZipRecruiter salary data. Most workers in this role earn between $52.40 and $69.23 per hour, depending on experience, location, and employer.
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Infographic showing various Freelance Senior Edi Developer job openings in the United States as of June 2026, with employment types broken down into 4% As Needed, 3% Full Time, 79% Part Time, and 14% Contract. Highlights an 77% Physical, 2% Hybrid, and 21% Remote job distribution, with an average salary of $128,400 per year, or $61.7 per hour.

IT EDI Developer - Senior

JNIT INC

Saint Louis, MO • On-site

Full-time

Posted 29 days ago


Job description

Job Description

My Name is Larry and I am a Recruiter with JNIT Technologies I am writing to you regarding work experience in connection with various opportunities with JNIT Technologies Specifically, we are looking "IT EDI Developer" and noticed you have the relevant skills and experience.

Please let me know the best time and number to contact you so we can discuss your interest and availability. Alternatively, please feel free to call me on 972-737-8248 at your convenience. Reach me 

Position - IT EDI Developer - Senior  

Location: St.Louis, MO

Duration: 6 Month Contract TO HIRE

End Client: Express Scripts

POSITION SUMMARY: B2B/EDI engineer responsible for detail design, development, documentation, debugging and implementation of B2B/EDI solutions. Recommends changes and enhancements to improve quality of products and/or procedures.

ESSENTIAL FUNCTIONS

Participate in developing software according to established requirements, technical plans, standards and system architecture specifications.

Utilize development practices that adhere to the Express Scripts Inc. (ESI) and B2B department policies, procedures and patterns ("Best Practices").

Architect, design, development, test, and implementation of applications.

Architect, design and implement a highly available and supportable run time environment.

Assist in building technical standards, methodologies and processes for successfully building first class external client integration (B2B) environment.

Resolve daily technical (support) issues and communicate solutions to the business community and technical staff.

Write documentation describing program development, logic, coding, and corrections.

Provide assistance to IT team members with issues needing technical expertise or systems and/or programming knowledge.

QUALIFICATIONS

Advanced WTX/Mercator programming skills.

Advanced UNIX/Linux skills.

Advanced knowledge of client integration (B2B) concepts and Electronic File Standards/Formats

o x12 EDI

o XML

o NCPDP

o HIPAA 

Larry Woods

JNIT Technologies Inc

Tel: 972-737-8248/ Fax: 732-579-5515

1900 Enchanted Way, Suite 200, Grapevine, TX 76051

Additional Information

All your information will be kept confidential according to EEO guidelines.