Senior Software Engineer (Backend Focus)

Hybrid in O'Fallon, MO, US • Posted 9 hours ago • Updated 9 hours ago
Contract W2
No Travel Required
Hybrid
$60 - $65/hr
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Job Details

Skills

  • JavaScript
  • PHP
  • Python
  • Software Development

Summary

Position Title 

 Senior Software Engineer (Backend Focus)

 

Requisition Date

4/22/2026 1:00:19 PM

 

No. of Position(s)

1

 

Last Updated On

4/24/2026 12:59:08 PM

 

Job Location

O Fallon, MO, USA

 

Covered

No

 

Bill Rate Range

65/hr C2C

 

Employment Type

Temporary

 

Estimated Duration (In Months)

13

 

Work Model

Hybrid

 

Must have Skills/Attributes

JavaScript, PHP, Python, Software Development

 

Shift

Standard work hours. Off hours support may also be required at times.

 

Nice to have Skills/Attributes

 

 

Right To Represent

TA Notes

Industry: Payments
Be competitive on C2C rate based on candidates skills & experience!

Glider Test Required - please send submittal with candidate''s email and we will send them the Glider test direclty if qualified.

Requirements:
- Extensive knowledge and experience with Java, Spring Boot, gRPC
- Good knowledge in creation and working with CI/CD pipelines using Jenkins
- Experienced in event driven systems (ActiveMQ, Apache Kafka, NATS, etc)
- Experience in financial system encryption (PIN Blocks, CHIP, CVC) would be beneficial
- Experience with testing frameworks and methodologies (Gtest, JUnit, BlazeMeter, mocking, etc.)
- Experienced in building platforms with Microservice architecture and RESTful APIs.
- Experience using cloud-native approaches running on Linux, leveraging Spring Boot
- Exposure to symmetric cryptography would be desired.
- Experience with virtualization like Cloud Foundry (PCF), Kubernetes (EKS), Docker etc.

 

 

***Only qualified Senior Software Engineers located near O’Fallon, Missouri area to be considered due to the position requiring hybrid presence. ***

Preferred Education:
- Bachelor''s Degree in a technical-related field

Required Skills, Experience, & Abilities:
- Expert level of Java, Springboot
- Event Driven Architecture experience
- gRPC experience
- Extensive knowledge and experience with Java, Spring Boot, gRPC
- Ability to understand larger upstream/downstream data flows. 
- Ability to communicate technical and data mapping details effectively in larger forums with people inside and outside our group.
- Engineering experience, preferably in high volume, low latency transaction processing systems (such as payments transaction switching, high frequency trading systems or global real-time event streaming systems etc.)
- Experience in CI/CD pipeline creation via Jenkins.
- Delivered scalable products through a CI/CD pipeline deploying on-prem or in a public cloud infrastructure.
- Ensure quality across the full stack via rigorous CI/CD practices in all aspects of the SDLC (Builds, Test, and Deploy).
- Strong writing and verbal communication skills

Desired Skills:
- Good knowledge in creation and working with CI/CD pipelines using Jenkins
- Experienced in event driven systems (ActiveMQ, Apache Kafka, NATS, etc)
- Experience in financial system encryption (PIN Blocks, CHIP, CVC) would be beneficial
- Experience with testing frameworks and methodologies (Gtest, JUnit, BlazeMeter, mocking, etc.)
- Experienced in building platforms with Microservice architecture and RESTful APIs.
- Experience using cloud-native approaches running on Linux, leveraging Spring Boot
- Exposure to symmetric cryptography would be desired. 
- Experience with virtualization like Cloud Foundry (PCF), Kubernetes (EKS), Docker etc.

Role:
- Providing Innovative, Secure, and Reliable Switching Solutions is the lifeblood of the client''s Core Products, we are currently seeking a passionate, collaborative, and experienced software engineer to join the Payment Networks Team.

Responsibilities:
- Ensure quality of one or more application codebases and alignment with development standards.
- Provides input into design of automation for full infrastructure deployment; manages review of and tests for compatibility and integration processes needed to connect with other devices
- Automates large scale systems spanning multiple locations and environments.
- Writes code automating public cloud, private cloud, and bare metal.
- Automates common tasks, deploy with an IaaS model, utilizing chef, ansible, or similar
- Ability to write moderately complex scripts and programs for automation, tools, frameworks, dashboards, alarms. (common uses: Python, Perl, PHP, JavaScript, Go).
- Orchestrates the deployment/maintenance of complex applications.
- Responsible for performance engineering of the enterprise software architecture.

 

Employers have access to artificial intelligence language tools (“AI”) that help generate and enhance job descriptions and AI may have been used to create this description. The position description has been reviewed for accuracy and Dice believes it to correctly reflect the job opportunity.
  • Dice Id: 91173643
  • Position Id: 8952846
  • Posted 9 hours ago

Company Info

About Medinext Global LLC

With years of combined experience in medical billing, revenue cycle management, and healthcare IT, Medinext Global LLC brings a unique dual-domain expertise to help providers run smarter, more compliant operations.

To become the most trusted partner in Healthcare RCM, IT Consulting, and Global Talent Services, enabling organizations worldwide to reach new levels of efficiency, security, and success.

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