{"id":3464059,"url":"https://alion.io/job/cme-group-senior-workday-developer","title":"Senior Workday developer","company":{"id":33863,"name":"CME Group","domain":"cmegroup.com","url":"https://alion.io/company/cmegroup","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"B","score":81,"open_postings":9,"ghost_share":0,"stale_share":0.778,"repost_share":0,"time_to_fill_p50_days":33,"computed_at":"2026-11-03T05:54:40Z"}},"role":"Enterprise Apps","role_family":"Enterprise Apps","seniority":"senior","employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Chicago, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":114200,"max":190300,"currency":"USD","period":"year","gross":null,"usd_annual":190300},"salary_estimate":null,"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"CI/CD","optional":false},{"name":"GCP","optional":false},{"name":"Google BigQuery","optional":false},{"name":"Google GKE","optional":false},{"name":"Rest API","optional":false},{"name":"SOAP","optional":false},{"name":"Kubernetes","optional":true}],"status":"live","first_seen_at":"2026-10-29T14:52:41Z","employer_posted_date":"2026-10-29","last_verified_at":"2026-11-03T18:58:49Z","board_verified":true,"closed_at":null,"days_open":5,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":5},"description":"This is a hybrid role, 2 days on site in our Chicago office.\nWe are looking for local candidates in the Chicago area only.\nSenior Workday Developer\nRole Overview\nLead the end-to-end design, development, and delivery of enterprise Workday integrations, reporting solutions, and business processes across Workday HCM and Financials environments.\nPartner with HR Technology, Finance IS, Workday IT, and CME technology teams to guide integration architecture, resolve complex platform issues, and streamline business processes.\nChampion application security, least-privileged access, and SDLC best practices to safeguard CME Group's sensitive data while driving continuous platform enhancement.\nPrincipal Accountabilities\n Integration Engineering & ArchitectureDesign, build, test, and deploy robust inbound and outbound integrations connecting Workday with third-party systems using Workday Studio, Core/Cloud Connectors, and Enterprise Interface Builders (EIBs).\nImplement and maintain Workday Public Web Services, REST/SOAP APIs, Custom Objects, and Custom APIs.\nAuthor and optimize complex XSLT scripts for data mapping, transformation, and payload validation.\n\n Reporting & Document DesignDevelop Simple, Advanced, Composite, and Matrix reports tailored to cross-functional stakeholder and audit requirements.\nDesign, test, and deploy complex, high-impact business documents and layout reports utilizing Business Intelligence and Reporting Tools (BIRT).\n\n Project Delivery & Cloud IntegrationCollaborate with HR Technology and Finance IS to lead integration projects, new module rollouts, semi-annual upgrades, enhancement packages, and process redesigns.\nIntegrate Workday processes with Google Cloud Platform (GCP) services, utilizing Google Kubernetes Engine (GKE), Cloud Storage, and BigQuery.\n\nTesting & Platform ReliabilityIncorporate Kainos automated testing to execute regression testing, validate upgrades, and support continuous delivery pipelines.\nPrioritize the support and enhancements queue, delivering efficient incident resolution and root-cause analysis.\nMentor junior developers and establish reusable integration templates, coding standards, and governance best practices.\n\n Security & GovernanceEnforce Workday application security and data privacy across all stages of the SDLC, treating data protection as an absolute priority.\nConfigure and audit Integration System Users (ISU), Integration System Security Groups (ISSG), and integration security policies following a least-privileged access model.\n\nQualifications & Experience\nProfessional Experience5+ years of technical and functional development experience in Workday HCM and Financials or a comparable enterprise ERP environment.\n\n Technical ProficienciesHands-on proficiency in Workday integration tools: Workday Studio, EIBs, Connectors, and Document Transformation.\nStrong technical fluency in XSLT, XML, Web Services (SOAP, REST), Workday Public APIs, Custom Objects, and Custom APIs.\nExperience with Workday Extend.\nDemonstrated track record developing complex Workday reports and BIRT templates.\nWorking knowledge of Google Cloud Platform (GCP) development, specifically GKE, Cloud Storage, and BigQuery.\nExperience with Kainos automated testing for Workday environments.\n\n Functional & Domain KnowledgeSolid functional understanding of data flows across at least 3 to 4 Workday Financials modules (e.g., General Ledger, Accounts Payable, Accounts Receivable, Billing, Procurement, Projects, Asset Management).\nWorking knowledge of data structures across at least 2 to 3 Workday HCM modules (e.g., Core HR, Compensation, Benefits, Time Tracking, Absence Management, Payroll Interface, Recruiting, Talent and Performance).\n\n Security & Operational StandardsIn-depth expertise in Workday security administration, integration security policies, and least-privileged access implementation.\nProven ability to manage enhancement queues, document best practices, and deliver scalable enterprise solutions in a highly regulated environment.\n\n#LI-DS2\n#LI-Hybrid\nCME Group is committed to offering a competitive total rewards package for our employees that recognizes their contributions to the business and reflects our long-term investment in their future. The pay range for this role is $114,200-$190,300. Actual salary offered will be dependent on a wide array of factors including but not limited to: relevant experience, skills, education and comparison to internal employees (where relevant). Our compensation program also includes an annual target bonus opportunity for all employees, as well as the opportunity to become an owner in the company through our broad-based equity program. Through our benefits program, we strive to offer flexibility, value and choice. From comprehensive health coverage, to a retirement package that includes both a 401(k) and an active pension plan, to highly competitive education reimbursement provisions, paid time off and a mental health benefit, CME Group offers a holistic benefits package for our team and their dependents.\nCME Group: Where Futures are Made\nCME Group is the world’s leading derivatives marketplace. But who we are goes deeper than that. Here, you can impact markets worldwide. Transform industries. And build a career by shaping tomorrow. We invest in your success and you own it - all while working alongside a team of leading experts who inspire you in ways big and small. Problem solvers, difference makers, trailblazers. Those are our people. And we’re looking for more.\nAt CME Group, we embrace our employees' unique experiences and skills to ensure that everyone’s perspectives are acknowledged and valued. As an equal-opportunity employer, we consider all potential employees without regard to any protected characteristic.\nImportant Notice: Recruitment fraud is on the rise, with scammers using misleading promises of job offers and interviews to solicit money and personal information from job seekers. CME Group adheres to established procedures designed to maintain trust, confidence and security throughout our recruitment process. Learn more here.","description_format":"text","description_chars":6099,"description_truncated":false,"requirements":{"experience_years_min":5,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":["Equity"],"hiring_locations":[{"name":"United States","iso":"US","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Marketplaces","Stock Exchanges & Market Infrastructure","Online Brokerage & Trading Platforms"],"lifecycle":[{"event":"open","at":"2026-10-29T14:52:41Z"}],"visa":[],"liveness":{"score":90,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.903,"p_room":1,"age_days":4,"expected_fill_days":33,"reasons":["conf:2","velocity","win:early"],"computed_at":"2026-11-03T05:54:40Z"},"pay":{"stated_usd_annual":190300,"is_top_pay":true},"html_url":"https://alion.io/job/cme-group-senior-workday-developer","json_url":"https://alion.io/job/cme-group-senior-workday-developer.json","meta":{"generated_at":"2026-11-04T00:10:29Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":250,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-05T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":33863},"rest":"https://alion.io/mcp/rest/get_company?id=33863"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fcme-group-senior-workday-developer"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fcme-group-senior-workday-developer"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fcme-group-senior-workday-developer"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/cme-group-senior-workday-developer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fcme-group-senior-workday-developer"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3464059}},{"tool":"search_jobs","arguments":{"company":"cmegroup.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3464059},"note":"people open to offers who fit this vacancy"}],"note":"The same data through MCP tools: https://alion.io/mcp/open needs no sign-in (compact searches, postings, people); https://alion.io/mcp with an Alion account has everything. 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