• Backend .NET Developer

    Fiserv (Lincoln, NE)
    …make an impact on a global scale, come make a difference at Fiserv. **Job Title** Backend .NET Developer **What does a successful .NET Developer do?** At ... services technology to benefit our clients. As a .NET Developer , you will play a critical role in designing,...optimal performance. + Maintain and improve existing codebases and lead peer review processes. + Mentor junior developers and… more
    Fiserv (09/21/25)
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  • Java Backend Developer - VP

    Citigroup (Irving, TX)
    …this team is at the forefront of innovation. **Role Description** The Java Backend Developer will be instrumental in implementing the architecture and the ... cloud scale and enabling new infrastructure economics. As the **Public Cloud Engineering Practices Lead ** , you will play a pivotal role in shaping and executing our… more
    Citigroup (07/24/25)
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  • Backend Senior Java Developer , AVP

    Citigroup (Irving, TX)
    …in your work, come join us. We'll enable growth and progress together. The Backend Senior Java Developer , AVP is an intermediate level position responsible for ... we are seeking a highly effective and innovative engineering lead with experience in mobile and web development of...methodologies and bi-weekly sprints + Triage technical issues and lead teams toward solving problem **Key Critical Skills** +… more
    Citigroup (08/01/25)
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  • Backend Developer

    TEKsystems (New York, NY)
    …Services - Shared Services Engineering Team: Commercial Data Exchange Role: Backend Software Engineer Group: In Global Commercial Services Technology (GCST), we ... platform, building integrations with Kafka, building APIs to facilitate backend services, and expose APIs for the collection of...team to build new product features and services * Lead , mentor and learn with other developers in all… more
    TEKsystems (10/09/25)
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  • Backend Python Developer

    Insight Global (Jersey City, NJ)
    …platform, including expanding production capabilities and integrating new features. The developer will work closely with end users, so strong communication skills ... Skills and Requirements - 7+ years of experience in backend Python development - Strong experience with relational databases...with data storage systems - Prior experience in a lead or mentorship role - Familiarity with microservices architecture… more
    Insight Global (09/26/25)
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  • Senior Backend Software Developer

    IBM (Lowell, MA)
    …challenges of our rapidly evolving Products. We're looking for a senior backend software developer to join our forward-thinking and boundary-pushing ... Work cross functionally to define and design new features and functionalities * Lead the design and implementation of system modules and interfaces in Python, Perl,… more
    IBM (09/17/25)
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  • Backend Developer

    ManTech (Ashburn, VA)
    **MANTECH** seeks a motivated, career- and customer-oriented **SME Backend Java Developer ** to join our innovative team in **Ashburn, VA** . This is a hybrid ... and travel. **Responsibilities include but are not limited to:** + Lead and perform development and maintenance of end-user focused, object-oriented, data-driven… more
    ManTech (09/04/25)
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  • .Net Developer - Senior

    HTC Global Services Inc (Lansing, MI)
    …& Long Term Disability Insurance, and a variety of other perks. Title:Senior .NET Developer Key Responsibilities + Lead backend and API development using ... .NET 9. + Implement microservices and integrations across Azure/AWS. + Ensure performance, scalability, and security in system design. + Mentor junior developers and conduct code reviews. + Collaborate closely with architects, DBAs, and DevOps engineers.… more
    HTC Global Services Inc (09/20/25)
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  • Senior Backend Java Developer VP

    Citigroup (Irving, TX)
    The Applications Development Technology Lead Analyst is a senior level position responsible for establishing and implementing new or revised application systems and ... the Technology team. The overall objective of this role is to lead applications systems analysis and programming activities. **Responsibilities:** + Partner with… more
    Citigroup (10/09/25)
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  • Sr. Backend Developer

    Insight Global (Moosic, PA)
    …Workforce Privacy Policy: https://insightglobal.com/workforce-privacy-policy/. Skills and Requirements * Lead backend development efforts using Python and ... Java, applying modern design patterns and domain-driven design principles * Contribute to frontend development using React (10-20% of the role) * Architect and deploy solutions on AWS, leveraging cloud-native services * Collaborate with product owners,… more
    Insight Global (10/16/25)
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