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  • $65.45k - $117k

    About the role We’re looking for a seasoned Senior .NET Developer to join our team and drive the development of scalable batch processes and API integrations. This role is ideal for someone with deep expertise in .NET Core, C#, and database technologies, who thrives in... 
    Senior
    Temporary work
    Remote work

    Cognizant

    Springfield, IL
    6 days ago
  •  ...Senior Web Developer - Microsoft C#, ASP.Net, .Net Core, SQL We seek a highly skilled Senior Web Developer to lead the building and...  ..., ASP.Net, .Net Core, SQL, OAuth2, Azure DevOps, and Restful API skills as well as a s olid technical background in web development... 
    Senior
    Full time

    Confidential

    Springfield, IL
    11 hours ago
  • We are seeking a highly skilled and experienced Senior Workfront Developer (Adobe Practice) to join our dynamic professional services team. The ideal...  ...with other enterprise systems using connectors and APIs. Stay updated with the latest Adobe Workfront releases and... 
    Senior
    Internship
    Local area
    Remote work

    Acxiom

    Springfield, IL
    1 day ago
  • $96.8k - $223.4k

     ...architecture to perform software development tasks associated with developing, debugging or designing software applications or operating...  ...Experience integrating with a variety of different kinds of APIs (REST, etc.) Experience with cloud platforms (AWS, OCI, GCP... 
    Senior
    Temporary work
    Remote work
    Flexible hours

    Oracle

    Springfield, IL
    4 hours ago
  •  ...technologies, IIS, and Microsoft SQL Server. Develop, test, and implement application...  ...: At least 10 years of experience as a Senior Software Developer, with a strong background...  ...development, XSLT, JavaScript, and Restful API development. Experience in application... 
    Senior
    Full time
    3 days per week

    Confidential

    Springfield, IL
    11 hours ago
  • $186.07k - $218.9k

     ...governance, custody, web3 operations, or API integrations, Coinbase Institutional has...  ...visual regression testing, Storybook for developing and testing components in isolation, Docusaurus...  ...with engineers, product managers and senior leadership to turn our vision into a... 
    Senior
    Full time
    Local area

    Coinbase

    Springfield, IL
    1 day ago
  • $79.2k - $178.1k

     ...Org. we are responsible for designing and developing architectural changes for GPU delivery,...  ...Infiniband. We're excited to meet a talented Senior Software Engineer like you, who shares...  ...technologies such as Docker API design and development: RESTful APIs, API... 
    Senior
    Temporary work
    Flexible hours

    Oracle

    Springfield, IL
    4 hours ago
  • $136.05k - $166.28k

     ...responsibility for the entire software lifecycle. The Senior Agile Software Engineer is someone who is passionate and enjoys developing code. Copeland offers an excellent...  ...WinForms, etc. Xamarin experience Google/Bing Maps API experience Socket Programming experience DDD... 
    Senior
    Temporary work
    Start working today
    Local area
    Remote work
    Work from home
    Flexible hours

    Copeland

    Springfield, IL
    1 day ago
  • $130k - $150k

     ...you love restaurants too! Job Description: We are looking for a Senior iOS Engineer for our Diner Engagement team! You will be working...  ...product managers Collaborate with backend teams, defining public APIs used by our apps Collaborate with Product and Design teams on product... 
    Senior
    Work at office
    Local area
    Remote work
    Flexible hours

    OpenTable

    Springfield, IL
    5 days ago
  • $186.01k - $218.9k

     ...are trading, staking, governance, custody, web3 operations, or API integrations, Coinbase Institutional has them covered. The Institutional...  ...market adoption, and are now looking for a motivated senior engineer who can help us lead additional strategic derivatives build... 
    Senior
    Full time
    Local area

    Coinbase

    Springfield, IL
    3 days ago
  • $100k - $140k

     ...industry, looking for a passionate and dedicated Frontend React Developer to join our dynamic team. This is a permanent, full-time position...  ...React and Next.js, coupled with experience in Front End, Vue, API Development, and payments. Why join us? stealthmode startup remote... 
    Senior
    Permanent employment
    Full time
    Local area
    Remote work

    Jobot

    Springfield, IL
    3 days ago
  • Job Title: Senior .NET Developer Location: Initial 30 days On-site (may be required). Following that, the role transitions to a hybrid arrangement...  ...principles. Proficiency in developing and consuming RESTful APIs and integrating with third-party services. Strong knowledge... 
    Senior
    Long term contract
    Work at office
    Remote work

    Krasan Consulting Services

    Springfield, IL
    2 days ago
  • $186.01k - $218.9k

     ...database management, data pipelining, scaling and data distribution to APIs and frontend solutions Design and implement core trading...  ...and order types Collaborate with engineers, product managers and senior leadership to turn our vision into tangible deliverables every quarter... 
    Senior
    Full time
    Local area

    Coinbase

    Springfield, IL
    3 days ago
  •  ...Technical Recruiter @ Krasan Consulting Services Job Title: Senior Salesforce Platform Developer with Public Sector Solutions (PSS) Work Location: Remote...  .../Inmon, Kimball). Utilize Salesforce Connect, SOAP/REST APIs, JSON, SOQL, SOSL, and Chatter APIs for seamless data... 
    Senior
    Full time
    Remote work
    Flexible hours

    Krasan Consulting Services

    Springfield, IL
    2 days ago
  • $120k - $160k

     ...team and start your journey today! Job Description If you are a Senior Software Engineer with an interest in greenfield development...  ...integrating efficient rollback mechanisms for quick issue resolution. Develop APIs and protocols to enable seamless integration with websites,... 
    Senior
    Temporary work
    Start working today
    Local area
    Remote work
    Flexible hours

    Copeland

    Springfield, IL
    3 days ago
  • $129.64k - $172.85k

     ...Databases Containers and Container Orchestration Java, Perl, Go Security Vulnerability Remediation Automation CI/CD Pipelines API Design & Integration Best Practice Message Brokers Agile and Scrum Methodologies Code Review and Refactoring Front end development... 
    Senior
    Temporary work
    Remote work

    Lumen

    Springfield, IL
    6 days ago
  • $79.2k - $178.1k

     ...to join our Oracle Health team. In this role, you will design, develop, and optimize user interfaces for healthcare applications used by...  ...design, and accessibility standards. Experience with RESTful APIs, state management, and modern front-end build pipelines.... 
    Senior
    Temporary work
    Flexible hours

    Oracle

    Springfield, IL
    4 hours ago
  • Overview Java API Developer Location: Anywhere Type: Contract Category: Engineer Industry: Insurance Workplace Type: Remote Reference ID: JN -092025-103586 Date Posted: 09/07/2025 Shortcut: Description: Remote Join a dynamic team with a major healthcare organization... 
    Hourly pay
    Contract work
    Local area
    Remote work

    Eliassen Group

    Springfield, IL
    1 day ago
  • $140k - $160k

    Overview GovCIO is currently hiring for Senior Mainframe Developer to perform maintenance, remediation's, and updates to mission critical applications used to support the DCSA background investigation processes. Provide architecture, development and cyber security support... 
    Senior
    Full time
    Currently hiring
    Remote work
    Flexible hours

    GovCIO

    Springfield, IL
    1 day ago
  • IT company. Masters+2 exp (Comp Science, Engineering, Information Technologyor related field) Develop, create and modify general computer applications software or specialized utility programs. Analyze user needs and develop software solutions. Design software or customize... 
    Senior
    Relocation

    Gotechclub

    Springfield, IL
    6 days ago
  • Overview Ready to be pushed beyond what you think you’re capable of? At Coinbase, our mission is to increase economic freedom in the world. It’s a massive, ambitious opportunity that demands the best of us, every day, as we build the emerging onchain platform — and with...
    Senior

    Coinbase

    Springfield, IL
    1 day ago
  • $96.8k - $251.6k

     ...offering from the ground up, extending OCI's reach into new, greenfield opportunities within the media and entertainment space. As a senior individual contributor, you will work with engineering and product leaders to chart the technical vision, provide guidance, and... 
    Senior
    Temporary work
    Flexible hours

    Oracle

    Springfield, IL
    1 day ago
  • Join to apply for the Senior SAP MM Functional Consultant role at Cira Tek, Inc . Job Details 8 or more years of experience in SAP MM and integrated modules such as SD, LE, and FI. Experience with SAP AFS, SAP FMS, or S/4 Fashion preferred. Apparel and Footwear Industry... 
    Senior
    Full time
    Work experience placement

    Cira Tek, Inc

    Springfield, IL
    2 days ago
  •  ...structures to ensure that they are fit for use. Building a data pipeline from different data sources using different data types like API, CSV, JSON, etc. Preparing raw data for manipulation by Data Scientists. Implementing proper data validation and data reconciliation... 
    Senior
    Remote job

    Medium

    Athens, IL
    2 days ago
  • $96.8k - $223.4k

     ...preference for Java for control-plane/services). Deep systems design expertise: concurrency, memory management, performance tuning, API design, consistency models, and distributed systems fundamentals. Proven DevOps leadership at scale: CI/CD, automated testing,... 
    Temporary work
    Flexible hours

    Oracle Defunct

    Springfield, IL
    1 day ago
  • $79.2k - $178.1k

    Disclaimer: Certain US customer or client-facing roles may be required to comply with applicable requirements, such as immunization and occupational health mandates. Range and benefit information provided in this posting are specific to the stated locations ...
    Senior
    Temporary work
    Flexible hours

    Oracle

    Springfield, IL
    4 hours ago
  • $150k - $285k

     ...outcomes What You Will Do Lead design, implementation, and overall development of your products Guide and mentor other engineers while developing cutting-edge solutions for our health data ecosystem Own multiple projects, conduct code reviews, translate product requirements... 
    Senior
    Immediate start

    Datavant

    Springfield, IL
    3 days ago
  • $130.09k - $195.14k

     ...get the freedom to go further - no matter your role. That means developing, delivering, and selling the state-of-the-art products and...  ...RxJava, and/or JUnit Develop and implement RESTful and GraphQL APIs Work in remote CMS systems such as CloudCMS and/or CoreMedia... 
    Senior
    Full time
    Local area
    Remote work
    Relocation

    Under Armour, Inc.

    Springfield, IL
    2 days ago
  • $83.43k - $222.48k

    POSITION SUMMARY CVS is seeking a highly skilled and experienced Senior Software Development Engineer to join our growing team and...  ...our e-commerce search experience. You will be responsible for developing and implementing innovative Neural Networks, kNN, natural language... 
    Senior
    Hourly pay
    Full time
    Temporary work
    Local area
    Flexible hours

    Hispanic Alliance for Career Enhancement

    Springfield, IL
    2 days ago
  • $7,500 - $10,000 per month

     ...Officer and Deputy Chief Information Officer and the day-to-day supervision of the Information Services Team Leads, independently develops, maintains, and enhances the State Board of Elections’ Information Systems. Essential Function 1 Establishes application development... 
    Senior
    Monday to Friday
    Flexible hours

    State of Illinois

    Springfield, IL
    15 days ago