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  • .Net Fullstack Developer

     ...Scalability: Architect highly available, resilient microservices using .NET 8/9. Optimize for high throughput and low-latency inference....  ...ingestion, and prompt templating. MCP Server Engineering: Develop and maintain high-performance MCP servers to standardize data... 
    Suggested
    Contract work

    Mphasis

    Springfield, IL
    1 day ago

  • Web Developer

    $64.32k - $109.47k

     ...Job Title Web Developer (Principal Consultant #1081, 1920) Location Springfield or Chicago Union IFSOE Department Software Solutions Salary...  ...experience with the following technical skills: VB.NET, C# or ASP.NET (at least two), and Microsoft SQL server. Knowledge... 
    C#
    Work at office
    Monday to Friday

    Illinois State Board of Education

    Springfield, IL
    2 days ago

  • Senior .NET SQL Developer

     ...Job Title: Senior .NET SQL Developer / Support Engineer Location: Remote Experience : 12+ years only...  ...8+ years of experience in developing Web and Windows-based applications. Strong requirement...  ...for releases. Hands-on experience with: C#.NET, MVC, REST/Web API SSRS and Report... 
    C#
    Permanent employment
    Contract work
    Local area
    Remote work
    Shift work
    Afternoon shift

    Valiant Technologies LLC

    Springfield, IL
    3 days ago

  • C#, SQL Software Engineer: Financial Crimes

     ...• May perform other job duties as assigned What you'll need to have: • Minimum of 4 years of experience in C# or Java software development • Experience with database technologies (SQL Server, PostgreSQL) • Experience working with bank or... 
    C#
    Full time
    H1b
    Work at office
    Local area
    Remote work

    Jack Henry & Associates

    Springfield, IL
    17 hours ago

  • Back End Developer - AI Trainer

    $40 per hour

     ...Join to apply for the Back End Developer role at DataAnnotation We are looking for a Back End Developer to join our team to train AI...  ...proficiency in at least one programming language (JavaScript, Python, C#, C++, HTML, SQL, or Swift) in order to solve coding problems (... 
    C#
    Hourly pay
    Full time
    Contract work
    Part time
    Remote work

    DataAnnotation

    Springfield, IL
    1 day ago

  • Frontend Software Engineer - AI Trainer

    $60 per hour

     ...Join the DataAnnotation team and contribute to developing cutting‑edge AI systems, while enjoying the flexibility of remote work and setting...  ...languages or frameworks: JavaScript, TypeScript, Python, C, C#, C++, React, Go, Java, or Swift. Excellent writing and grammar skills... 
    C#
    Hourly pay
    Full time
    Remote work
    Flexible hours

    DataAnnotation

    Springfield, IL
    2 days ago

  • Senior Dotnet Developer

    Senior .NET Developer – Krasan Consulting Services Hybrid role – initial 30 days onsite, later 2...  ...development, and maintenance of enterprise‑scale web applications. The ideal candidate will...  ...back‑end solutions using Angular , .NET (C#) , and Entity Framework Core (EF Core) .... 
    C#
    Full time
    2 days per week
    3 days per week

    Krasan Consulting Services

    Springfield, IL
    1 day ago

  • .NET Developer

    A leading technology service provider is seeking a Senior .NET SQL Developer / Support Engineer to maintain and enhance enterprise applications. The role requires extensive experience in .NET, SQL, and production support, including handling critical issues during off-hours... 
    Suggested
    Remote work
    Shift work
    Weekend work
    Afternoon shift

    Valiant Technologies LLC

    Springfield, IL
    37 minutes agonew

  • Senior .NET/SQL Developer Remote, On-Call

     ...A technology solutions company is seeking a Senior .NET SQL Developer / Support Engineer with over 12 years of experience. This remote role entails developing and maintaining applications, providing on-call support, and managing critical issues during off-hours. The ideal... 
    Suggested
    Remote work

    Quantum Technologies USA

    Springfield, IL
    1 day ago

  • Product Specialist

     ...Job Summary from HM Design and Development .Net applications, Requirement gathering and analysis, unit testing, Maintain a Strong collaborative...  ...and rapidly changing environment. Top 3 Skills Required C# programming skills - 9+ years experience Oracle PL/SQL - 9+ years... 
    C#
    Shift work

    TechDigital Group

    Springfield, IL
    1 day ago

  • Enterprise Architect

    $145k - $170k

     ...IT architecture experience – architecting, designing, and developing solutions for various business areas within IT. Extensive...  ...principles, and standards. Hands on development experience – C#, Python, and .NET Experience working with Oracle, SQL, and Azure databases... 
    C#

    Insight Global

    Springfield, IL
    4 days ago

  • Application Support Engineer

     ...enough to train and assist other Support members Collaborate with developers and product owners to determine corrective actions or feasible...  ...DBMS interface and integrated tools Professional experience in C#.NET and/or C#.Core Ability to read, understand, and modify code (... 
    C#
    Summer work
    Work at office
    Remote work
    Flexible hours
    2 days per week

    ACA Group

    Springfield, IL
    2 days ago

  • OnBase Developer

     ...Merchants Bank is seeking an OnBase Developer to join our team! The OnBase Developer...  ...of two (2) years of experience in .NET scripting languages (preferably C#) and SQL. OnBase Certified System...  ...integration and migration techniques such as Web Services, Webhooks, and Rest APIs.... 
    C#
    Flexible hours

    First Merchants Bank

    Springfield, IL
    1 day ago

  • Software Engineer

    $90.7k - $140k

     ...the full stack of software products, developing and implementing front‑ends (web or mobile) and backend services....  ...have supervisory duties. Skills .NET Core Amazon Web Services (AWS)...  ...API Programming Backend Systems C# Software Development Cloud Computing... 
    C#
    Work from home
    Visa sponsorship
    Work visa

    Allstate Insurance Company

    Springfield, IL
    56 minutes agonew

  • Full Stack Software Engineer

    $65 - $75 per hour

     ...W e are seeking an experienced Senior .NET Developer to design, develop, and maintain scalable, secure, and high-performing web applications and cloud-based services. The ideal...  ...MVC and .NET. ~ Advanced proficiency in C# programming. ~ Experience with JavaScript,... 
    C#
    Hourly pay
    Full time
    Contract work

    Dynamics ATS

    New, IL
    8 days ago

  • Remote AI Web App Developer | Train & Evaluate Chatbots

    $30 - $40 per hour

    A tech company specializing in AI seeks a Web Application Developer to evaluate and enhance AI chatbot functionality. The role involves using programming skills to solve coding challenges, assess output quality, and provide improvements. Applicants should have fluency in... 
    Hourly pay
    Contract work
    Remote work
    Flexible hours

    DataAnnotation

    Springfield, IL
    3 days ago

  • Software Engineer, IVR

    $79.5k - $87.1k

     ...personal feel. At Versay, Voice Application developers practice this belief every day when...  ...variety of technologies, including Java, .NET, VXML, JavaScript, JRuby, and Groovy Apply...  ...in 1+ programming language, such as Java, C#, or C++, preferred Working with UNIX/Linux... 
    C#
    Temporary work
    Relocation package

    Vail Systems

    Springfield, IL
    4 days ago

  • Lead AI Software Engineer

    $150k - $200k

     ...growth technology company that delivers web-based software for healthcare organizations...  ...Copilot and GitHub Copilot to improve developer productivity, code quality, and documentation...  ...experience integrating AI services into .NET/C# applications or services where needed.*... 
    C#
    Local area
    Remote work
    Flexible hours

    Streamline Healthcare Solutions

    Springfield, IL
    1 day ago

  • Junior Full Stack Developer

    $80k - $100k

     ...expertise across domains. What You’ll Be Doing The Junior Full Stack Developer role will be providing full stack development support to a...  ...applications on AWS cloud services Configure and manage Nginx as a web server and reverse proxy or has experience with similar... 
    Permanent employment
    Work experience placement
    Local area
    Worldwide

    Cadmus, LLC

    Springfield, IL
    5 days ago

  • Associate, Quantitative Developer

    $112.44k - $164.87k

     ...Role Is Valuable The Quantitative Developer will help with the...  ...Translating pieces of Excel models into C# code for usage on a website application...  ...features to our family of .NET Core website applications What...  ...knowledge Experience with web development (favored but not required... 
    C#
    Summer work
    Work at office
    Local area

    SwiftCruit

    Springfield, IL
    5 days ago

  • Full Stack Developer

     ...building digital construction reporting capabilities for Utilities & Energy customers, delivering end-to-end features from intuitive web experiences to scalable backend services. You will transform field-captured data into client-ready reports with maps and PDFs, crafting... 

    SwiftCruit

    Springfield, IL
    50 minutes agonew

  • Full Stack Developer

     ...TLA is seeking a versatile and skilled Full Stack Developer to join our dynamic team. The ideal candidate will be responsible for the design, development, and maintenance of robust and scalable web applications, managing everything from the user interface to the server... 

    TLA Inc

    Springfield, IL
    17 hours ago

  • Full Stack Developer

     ...challenges. We unite advanced science with digital solutions to develop intelligent crop protection that maximizes yields while minimizing...  ...Design, develop, and maintain internal digital data tools and web applications for the Crop Protection Field Development team, delivering... 
    Flexible hours

    Syngenta Group

    Springfield, IL
    2 days ago

  • Senior Full Stack Developer (Remote)

    $130k - $180k

     ...customers around the world. In this position, you will play a role in developing and scaling the software that powers our data processing...  ...infrastructure; optimize cloud-based infrastructure on Amazon Web Services (ECS, S3, SQS); develop containerized application deployments... 
    Permanent employment
    Full time
    Remote work
    Shift work

    Xplore

    Springfield, IL
    1 day ago

  • Full Stack Developer

     ...products. You’ll design and deliver end-to-end features—from intuitive web experiences to scalable backend services—that transform field-...  ..., balancing usability, performance, and reliability. Design, develop, and deliver scalable backend services using Java and Node.js,... 

    SwiftCruit

    Springfield, IL
    4 days ago

  • Senior Fullstack Developer

     ...business and culture. Join us on this journey in building the future of connected commerce! We are looking for a STELLAR Fullstack Developer with experience in developing high-quality backend/frontend infrastructures and services. Responsibilities Take full... 
    Flexible hours

    RTL2 Fernsehen GmbH & Co. KG

    Springfield, IL
    5 days ago

  • Senior Full Stack Developer

    $135k - $150k

     ...is the limit of your curiosity. Join Team Karsun, and Find Your Next! Summary As a key member of the team, the Senior Full Stack Developer will be responsible for the entire software development lifecycle of assigned software components, from requirements gathering and... 
    Permanent employment
    Work experience placement
    H1b
    Work at office
    Local area
    Visa sponsorship
    Work visa

    Karsun Solutions

    Springfield, IL
    2 days ago

  • Full Stack Developer Intern - Remote

     ...Job Description This is a remote position. Job Overview We are seeking motivated Full Stack Developer Interns who are eager to gain hands‑on experience in modern web development. This remote internship runs for 1 to 6 months, depending on your availability, and offers... 
    Internship
    Remote work
    Flexible hours

    Business Web Solutions

    Springfield, IL
    2 days ago

  • Senior Technical Product Manager

     ...current. Must-have skills & experience 5–8 years as a Product Manager or Product Owner on a B2B SaaS platform. Comfortable reading code (C#, JavaScript, or similar) and discussing architecture. Proven record of shipping multi-tenant features. Strong wireframing/prototyping... 
    C#
    Shift work
    Day shift

    Sepire

    Springfield, IL
    2 days ago

  • Software Engineers (46014)

    $35 - $65 per hour

     ...strong software development expertise. Job Duties Design, develop and implement enterprise‑level applications. Write clean, efficient...  ...using HTML, CSS, JavaScript libraries, Java/OpenJDK v11+, C#. ~ Extensive experience building RESTful APIs and working with... 
    C#
    Hourly pay
    Permanent employment
    Contract work
    Remote work

    Levi Ray & Shoup Inc

    Springfield, IL
    3 days ago