Senior Workday developer

CME Group•Chicago, IL

11h•$114,200 - $190,300•Hybrid

About The Position

The Senior Workday Developer leads the end-to-end design, development, and delivery of enterprise Workday integrations, reporting solutions, and business processes across Workday HCM and Financials environments. The role partners with HR Technology, Finance IS, Workday IT, and CME technology teams to guide integration architecture, resolve complex platform issues, streamline processes, and enhance the platform. It champions application security, least-privileged access, and SDLC best practices to protect sensitive data. The position designs and deploys integrations between Workday and third-party systems; develops reports and business documents; supports cloud integrations with Google Cloud Platform; and contributes to projects, module rollouts, upgrades, testing, and operational support. It also mentors junior developers and establishes reusable templates, coding standards, and governance practices. This is a hybrid position requiring two days on site at the Chicago office. Candidates must be local to the Chicago area. The listed pay range is $114,200–$190,300, with the actual offer dependent on factors including relevant experience, skills, education, and internal comparisons. Employees also have an annual target bonus opportunity and the opportunity to participate in a broad-based equity program.

Requirements

At least 5 years of technical and functional development experience in Workday HCM and Financials or a comparable enterprise ERP environment.
Hands-on proficiency with Workday Studio, EIBs, Connectors, and Document Transformation.
Strong technical fluency in XSLT, XML, SOAP and REST web services, Workday Public APIs, Custom Objects, and Custom APIs.
Experience developing complex Workday reports and BIRT templates.
Working knowledge of Google Cloud Platform development, specifically GKE, Cloud Storage, and BigQuery.
Experience with Kainos automated testing for Workday environments.
Functional understanding of data flows across at least 3 to 4 Workday Financials modules.
Working knowledge of data structures across at least 2 to 3 Workday HCM modules.
In-depth expertise in Workday security administration, integration security policies, and least-privileged access implementation.
Ability to manage enhancement queues, document best practices, and deliver scalable enterprise solutions in a highly regulated environment.
Must be local to the Chicago area; the role requires two days on site in the Chicago office.

Nice To Haves

Experience with Workday Extend.

Responsibilities

Design, build, test, and deploy inbound and outbound Workday integrations with third-party systems using Workday Studio, Core/Cloud Connectors, and EIBs.
Implement and maintain Workday Public Web Services, REST/SOAP APIs, Custom Objects, and Custom APIs.
Write and optimize XSLT scripts for data mapping, transformation, and payload validation.
Develop Simple, Advanced, Composite, and Matrix reports for cross-functional stakeholders and audit requirements.
Design, test, and deploy complex business documents and layout reports using BIRT.
Collaborate with HR Technology and Finance IS on integration projects, module rollouts, semi-annual upgrades, enhancement packages, and process redesigns.
Integrate Workday processes with Google Cloud Platform services, including GKE, Cloud Storage, and BigQuery.
Use Kainos automated testing for regression testing, upgrade validation, and continuous delivery pipelines.
Prioritize the support and enhancements queue, resolve incidents efficiently, and perform root-cause analysis.
Mentor junior developers and establish reusable integration templates, coding standards, and governance practices.
Protect data privacy and enforce Workday application security throughout the SDLC.
Configure and audit ISUs, ISSGs, and integration security policies according to a least-privileged access model.
Document best practices and deliver scalable enterprise solutions in a highly regulated environment.