[Remote] IRS CAS (Sr Software Developer/Infrastructure Currency Engineer)

Note: The job is a remote job and is open to candidates in USA. Client Server Technology Solutions LLC is partnering with the Internal Revenue Services (IRS) to provide software development and infrastructure engineering services. The role involves implementing application-layer technical currency changes and supporting various middleware applications, requiring extensive experience in software engineering and enterprise API development.

Responsibilities

• Implementing application-layer technical currency and supportability changes for Java/J2EE, Spring Boot, IBM webMethods, or comparable middleware applications
• Experience should include JDK/runtime upgrades, library and dependency remediation, certificate renewals, credential/secret dependency updates, schema/interface changes, secure coding fixes, OpenShift/Linux compatibility, Git/GitHub, CI/CD awareness, developer validation, rollback planning, configuration baselines, dependency inventories, and technical documentation
• Software engineering experience
• Enterprise API development
• Java
• Spring Boot
• REST and SOAP web services
• IBM webMethods
• Enterprise middleware
• Microservices architecture
• OpenShift or Kubernetes
• Enterprise system integration
• Application modernization
• Production support and troubleshooting
• Agile development

Skills

• 5+ years of experience implementing application-layer technical currency and supportability changes for Java/J2EE, Spring Boot, IBM webMethods, or comparable middleware applications
• Software engineering experience
• Enterprise API development
• Java
• Spring Boot
• REST and SOAP web services
• IBM webMethods
• Enterprise middleware
• Microservices architecture
• OpenShift or Kubernetes
• Enterprise system integration
• Application modernization
• Production support and troubleshooting
• Agile development
• Bachelor's degree in or equivalent experience
• IRS experience
• Federal Government experience
• API Gateway experience
• DevSecOps environments
• Containerized applications

Benefits

• Tuition reimbursement
• Competitive 401(k) plan
• Competitive Health Benefits
• 11 Paid Holidays!!
• 15 PTO Days!
• Tuition/CE reimbursement
• Competitive 401(k) plan with employer matching
• Competitive Health Benefits with employer contributions
• 11 Paid Holidays per year
• 15 Days starting PTO for new hires
• Relocation Assistance
• Veteran Hiring Preference
• Employee Stock Ownership Plan (ESOP)

Company Overview

At Client Server Technology Solutions, we are committed towards helping our customers achieve their business objectives by providing innovative, best in-class consulting, IT solutions and services. It was founded in 2012, and is headquartered in Iselin, New Jersey, USA, with a workforce of 51-200 employees. Its website is https://clientservertech.com.

Company H1B Sponsorship

Client Server Technology Solutions LLC has a track record of offering H1B sponsorships, with 9 in 2026, 32 in 2025, 52 in 2024, 75 in 2023, 44 in 2022, 76 in 2021, 84 in 2020. Please note that this does not guarantee sponsorship for this specific role.