{"schemaVersion":"jobsearcher.job.v1","id":"96b6d6ac44ad32f52dc297e7","url":"https://jobsearcher.com/jobs/96b6d6ac44ad32f52dc297e7","canonicalUrl":"https://jobsearcher.com/jobs/96b6d6ac44ad32f52dc297e7","title":"Senior Java Developer with Mainframe","description":"Senior Java Developer with MainframeWe are seeking a Sr. Java Developer to support our Internal Revenue Service (IRS) Master File project. The Sr. Java Developer will provide development and testing of software applications on an enterprise server platform, which may include conducting systems analysis, design, development, testing, installation and documentation in support of new or existing software products within Internal Revenue Service (IRS) organizational components.Job ResponsibilitiesThe Sr Java Developer will have the following responsibilities:Create, update, unit test, and maintain IBM COBOL programsUpdate documentation such as Functional Specification Packages (FSPs) or Program Requirements Packages (PRPs) and/or Visio diagrams, and/or spreadsheets as neededTrack requirements and create/execute unit test casesWrite, analyze, review and/or provide comments on documentation such as Unified Work Requests (UWR), UWR responses and Internal Revenue Manuals (IRM), Interface Control Documents (ICD) Computer Operator Handbooks (COH)Rewrite programs, using workflow chart and diagram, and applying knowledge of computer capabilities, tax processing subject matter expertise, and symbolic logic.Perform or direct the revision, repair, or expansion of existing programs to increase operating efficiency or adapt to new requirementsConsult with managerial, engineering, and technical personnel to clarify program intent, identify problems, and suggest changesPerform systems analysis and programming tasks to maintain and control the use of computer systems softwareCompile and write documentation of program development and subsequent revisions, inserting comments in the coded instructions so others can understand the programPrepare detailed workflow charts and diagrams that describe input, output, and logical operation, and convert them into a series of instructions coded in a computer languageConsult with and assist testers in the development, SAT and FIT environmentsQualificationsBachelor's Degree from an accredited college or university required. An additional four (4) years of related experience may substitute for degreeAt least five (5) years of related experience requiredExperience designing and implementing Java 8 (or newer) or JEE solutions with a focus on Mainframes, JCL, Java Batch and business rulesExperience using modern development methodology including Agile and continuous integrationExperience with Lambda expressions and GenericsUnderstanding of design patterns, SOA principles, and core Java APIWorking knowledge of web services, service discovery protocol, messaging protocols (REST, RPC, WS-*, SOAP etc.), schema design and JMSStrong interpersonal, communication, and writing skillsExperience in planning and accomplishing goals and complicated tasks and providing consultation on complex projects as a top-level contributor or specialistExperience developing solutions integrating and extending GOTS and COTS productsExperience with performance tuning and optimization of service-based Framework infrastructure and servicesPreferred qualifications include:Knowledge of Assembler Language (ALC) software applications on a mainframe platformKnowledge of Job Control Language (JCL)Experience working with big dataFamiliar with IBM Database (DB2)/Structured Query Language (SQL) developmentFamiliar with ENDEVOR, a software change/release management toolExperience working in and a general understanding of Red Hat Linux OSExperience in performance tuning and Clustering JEE application based platform for Enterprise system (I.E. Tomcat, Weblogic, EAP, Websphere, etc.)Experience with Drools Business Rules Management SystemExperience in designing, implementing, and tuning JBoss products (EAP/EWS, BRMS, Fuse, Fuse SW, JDG, JDV, JON)Experience in designing, implementing, and tuning products that are similar in concept to the JBoss Middleware stack, such as iLog, Tibco, Weblogic, Websphere, etc.Experience in implementing SOABackground in managed file transfer, XML Gateway and various transport protocols (FTP, SFTP, HTTPS, TLS etc.)Experience using Rational Team Concert client and Rational Suite.Experience with IRS Enterprise Life Cycle (ELC), Enterprise Architecture and IRS policies, procedures, and strategiesExperience developing Framework infrastructure and services within one of the SOA design patternsExperience working with Java Sprint technology including Spring JPA and Spring BatchPhysical Requirements· Work is performed in a general office environment.Additional Requirements as Per Contract / ClientCandidates must meet requirements to obtain and maintain an IRS Minimum Background Investigation (MBI) clearance (active IRS Moderate Risk MBI clearance is a plus).Candidates must be a US Citizen or a Legal Permanent Resident (Green Card status) for 3 years and be Federal Tax compliant.","company":"Georgia IT","rawCompany":"georgia it","city":"Denver","state":"CO","isRemote":false,"isActive":false,"createdAt":"2026-10-16T14:08:12.969Z","occupations":[{"code":"15-1252.00","title":"Software Developers","slug":"software-developers"},{"code":"15-1251.00","title":"Computer Programmers","slug":"computer-programmers"},{"code":"15-1254.00","title":"Web Developers","slug":"web-developers"}],"industries":[{"code":"541511","title":"Custom Computer Programming Services","slug":"custom-computer-programming-services"},{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"},{"code":"513210","title":"Software Publishers","slug":"software-publishers"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Senior Java Developer with Mainframe","description":"Senior Java Developer with MainframeWe are seeking a Sr. Java Developer to support our Internal Revenue Service (IRS) Master File project. The Sr. Java Developer will provide development and testing of software applications on an enterprise server platform, which may include conducting systems analysis, design, development, testing, installation and documentation in support of new or existing software products within Internal Revenue Service (IRS) organizational components.Job ResponsibilitiesThe Sr Java Developer will have the following responsibilities:Create, update, unit test, and maintain IBM COBOL programsUpdate documentation such as Functional Specification Packages (FSPs) or Program Requirements Packages (PRPs) and/or Visio diagrams, and/or spreadsheets as neededTrack requirements and create/execute unit test casesWrite, analyze, review and/or provide comments on documentation such as Unified Work Requests (UWR), UWR responses and Internal Revenue Manuals (IRM), Interface Control Documents (ICD) Computer Operator Handbooks (COH)Rewrite programs, using workflow chart and diagram, and applying knowledge of computer capabilities, tax processing subject matter expertise, and symbolic logic.Perform or direct the revision, repair, or expansion of existing programs to increase operating efficiency or adapt to new requirementsConsult with managerial, engineering, and technical personnel to clarify program intent, identify problems, and suggest changesPerform systems analysis and programming tasks to maintain and control the use of computer systems softwareCompile and write documentation of program development and subsequent revisions, inserting comments in the coded instructions so others can understand the programPrepare detailed workflow charts and diagrams that describe input, output, and logical operation, and convert them into a series of instructions coded in a computer languageConsult with and assist testers in the development, SAT and FIT environmentsQualificationsBachelor's Degree from an accredited college or university required. An additional four (4) years of related experience may substitute for degreeAt least five (5) years of related experience requiredExperience designing and implementing Java 8 (or newer) or JEE solutions with a focus on Mainframes, JCL, Java Batch and business rulesExperience using modern development methodology including Agile and continuous integrationExperience with Lambda expressions and GenericsUnderstanding of design patterns, SOA principles, and core Java APIWorking knowledge of web services, service discovery protocol, messaging protocols (REST, RPC, WS-*, SOAP etc.), schema design and JMSStrong interpersonal, communication, and writing skillsExperience in planning and accomplishing goals and complicated tasks and providing consultation on complex projects as a top-level contributor or specialistExperience developing solutions integrating and extending GOTS and COTS productsExperience with performance tuning and optimization of service-based Framework infrastructure and servicesPreferred qualifications include:Knowledge of Assembler Language (ALC) software applications on a mainframe platformKnowledge of Job Control Language (JCL)Experience working with big dataFamiliar with IBM Database (DB2)/Structured Query Language (SQL) developmentFamiliar with ENDEVOR, a software change/release management toolExperience working in and a general understanding of Red Hat Linux OSExperience in performance tuning and Clustering JEE application based platform for Enterprise system (I.E. Tomcat, Weblogic, EAP, Websphere, etc.)Experience with Drools Business Rules Management SystemExperience in designing, implementing, and tuning JBoss products (EAP/EWS, BRMS, Fuse, Fuse SW, JDG, JDV, JON)Experience in designing, implementing, and tuning products that are similar in concept to the JBoss Middleware stack, such as iLog, Tibco, Weblogic, Websphere, etc.Experience in implementing SOABackground in managed file transfer, XML Gateway and various transport protocols (FTP, SFTP, HTTPS, TLS etc.)Experience using Rational Team Concert client and Rational Suite.Experience with IRS Enterprise Life Cycle (ELC), Enterprise Architecture and IRS policies, procedures, and strategiesExperience developing Framework infrastructure and services within one of the SOA design patternsExperience working with Java Sprint technology including Spring JPA and Spring BatchPhysical Requirements· Work is performed in a general office environment.Additional Requirements as Per Contract / ClientCandidates must meet requirements to obtain and maintain an IRS Minimum Background Investigation (MBI) clearance (active IRS Moderate Risk MBI clearance is a plus).Candidates must be a US Citizen or a Legal Permanent Resident (Green Card status) for 3 years and be Federal Tax compliant.","datePosted":"2026-10-16T14:08:12.969Z","dateModified":"2026-10-16T14:08:12.969Z","hiringOrganization":{"@type":"Organization","name":"Georgia IT","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Denver","addressRegion":"CO","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"96b6d6ac44ad32f52dc297e7"},"url":"https://jobsearcher.com/jobs/96b6d6ac44ad32f52dc297e7"}}