{"id":3687558,"url":"https://alion.io/job/endava-senior-synon-cobol400-developer","title":"Senior Synon & Cobol/400 Developer","company":{"id":6702,"name":"Endava","domain":"endava.com","url":"https://alion.io/company/endava","size_band":"51-200","is_staffing_agency":false,"employer_type":"services","is_intermediary":false,"listed_via":null,"ats_vendor":"SmartRecruiters","truth_index":{"grade":"B","score":75,"open_postings":28,"ghost_share":0,"stale_share":1,"repost_share":0,"time_to_fill_p50_days":26,"computed_at":"2026-11-09T06:03:00Z"}},"role":"Enterprise Apps","role_family":"Enterprise Apps","seniority":"senior","employment_type":"contractor","work_mode":"remote","remote_scope":"stated_countries","remote_scope_basis":"board_field","remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["United States"],"countries":["US"],"hiring_countries":["US"],"hiring_countries_total":1,"salary":null,"salary_estimate":null,"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agile","optional":false},{"name":"Db2","optional":false}],"status":"live","first_seen_at":"2026-11-03T15:02:23Z","employer_posted_date":"2026-11-03","last_verified_at":"2026-11-09T06:19:01Z","board_verified":true,"closed_at":null,"days_open":5,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":5},"description":"Technology is our how. And people are our why. For over two decades, we have been harnessing technology to drive meaningful change.\nBy combining world-class engineering, industry expertise and a people-centric mindset, we consult and partner with leading brands from various industries to create dynamic platforms and intelligent digital experiences that drive innovation and transform businesses.\nFrom prototype to real-world impact - be part of a global shift by doing work that matters.\n Design, develop, modify, and enhance applications using SYNON/COOL 2E, COBOL400, CL/400, CLLE, and DB2/400.\nDevelop and support RxCLAIM / pharmacy claims adjudication functionality and related business processes.\nAnalyze and enhance complex claim processing logic, including business rules and system workflows.\nDevelop and maintain integrations with downstream healthcare and PBM systems.\nPerform major enhancements and modifications to existing healthcare applications.\nMaintain, modernize, and improve existing AS/400 applications while developing new solutions.\nAnalyze, troubleshoot, and resolve complex production and application issues.\nInvestigate system defects, identify root causes, and implement effective technical solutions.\nTranslate business requirements into technical designs and application changes.\nDocument system flows, application functionality, interfaces, and business logic.\nPerform impact analysis for application changes and ensure changes do not negatively affect downstream processes.\nConduct unit testing, integration testing, and support system/user acceptance testing as required.\nCollaborate with business analysts, technical teams, QA teams, and healthcare/PBM stakeholders.\nDeliver high-quality, reliable code with minimal supervision.\nTake ownership of assigned development activities and meet project milestones and deadlines.\nProvide technical guidance and assume leadership responsibilities when needed.\n Required:\n5+ years of hands-on experience with:SYNON / COOL 2E\nCOBOL400\nCL/400 and CLLE\nDB2/400\n\nStrong hands-on experience with RxCLAIM.\nAbility and willingness to take on technical leadership responsibilities when required.\nExperience working with pharmacy claims adjudication and claims processing systems.\nStrong knowledge of Healthcare / Pharmacy Benefit Management (PBM) processes and applications.\nExperience analyzing and modifying complex claims processing logic and business rules.\nExperience supporting integrations between RxCLAIM/AS400 applications and downstream healthcare systems.\nStrong production support, troubleshooting, and root-cause analysis skills.\nAbility to understand complex legacy applications and make enhancements with minimal supervision.\nStrong analytical and problem-solving skills.\nAbility to work independently in a remote environment while collaborating effectively with distributed teams.\nDesired:\nExperience supporting large-scale healthcare or PBM platforms.\nExperience performing major enhancements to existing AS/400 healthcare applications.\nStrong understanding of legacy application architecture and modernization considerations.\nExperience documenting complex system flows and business logic.\nExperience working in Agile or structured.\n All your information will be kept confidential according to EEO guidelines.\nAdditional Employee Requirements\nParticipation in both internal meetings and external meetings via video calls, as necessary. \nAbility to go into corporate or client offices to work onsite, as necessary. \nProlonged periods of remaining stationary at a desk and working on a computer, as necessary. \nAbility to bend, kneel, crouch, and reach overhead, as necessary. \nHand-eye coordination necessary to operate computers and various pieces of office equipment, as necessary. \nVision abilities including close vision, toleration of fluorescent lighting, and adjusting focus, as necessary. \nFor positions that require business travel and/or event attendance, ability to lift 25 lbs, as necessary. \nFor positions that require business travel and/or event attendance, a valid driver’s license and acceptable driving record are required, as driving is an essential job function.\n*If requested, reasonable accommodations will be made to enable employees requiring accommodations to perform the essential functions of their jobs, absent undue hardship.\nUSA Benefits (Full time roles only, does not apply to contractor positions)\nRobust healthcare and benefits including Medical, Dental, vision, Disability coverage, and various other benefit options \nFlexible Spending Accounts (Medical, Transit, and Dependent Care) \nEmployer Paid Life Insurance and AD&D Coverages \nHealth Savings account paired with our low-cost High Deductible Medical Plan \n401(k) Safe Harbor Retirement plan with employer match with immediately vest \nAt Endava, we’re committed to creating an open, inclusive, and respectful environment where everyone feels safe, valued, and empowered to be their best. We welcome applications from people of all backgrounds, experiences, and perspectives-because we know that inclusive teams help us deliver smarter, more innovative solutions for our customers. Hiring decisions are based on merit, skills, qualifications, and potential. 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