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10 results for Mainframe jobs
- Mount Arlington, NJ
- onsite
- Permanent / Full Time
- 110000 - 130000 USD / Yearly
- <p>A healthcare-focused organization is seeking a contract Full Stack Engineer to support a core identity and database platform for healthcare professionals, along with a companion desktop application used by an internal data operations team. This is a maintenance-and-enhancement role supporting an established, business-critical legacy system rather than a greenfield build or a role centered on a modern React/FastAPI/PostgreSQL stack.</p><p>The engineer will own changes end-to-end within the existing environment, which includes Classic ASP, ASP.NET (VB.NET/C#), Oracle PL/SQL, and related desktop and caching layers. Success in this role requires hands-on experience with this specific legacy stack; general modern full-stack experience alone is not sufficient.</p><p><br></p><p><strong>About the Platforms</strong></p><ul><li>The primary platform is a customer-facing and internal web application built on top of a large Oracle database containing tens of millions of healthcare professional records that serve as a core system of record for products and clients.</li><li>The companion application is a WPF desktop tool used by internal operations staff to validate professional license data before it is published to the main platform. While this desktop application is expected to be retired eventually, it remains in active daily use and requires dependable ongoing support until that transition occurs.</li></ul><p><strong>Essential Duties and Responsibilities</strong></p><ul><li>Design, build, and support features end-to-end, from UI layers built in Classic ASP, ASP.NET Web Forms/MVC, jQuery, and Bootstrap through the Oracle PL/SQL data layer.</li><li>Read, write, and troubleshoot Oracle PL/SQL, including stored procedures, packages, triggers, and views.</li><li>Provide maintenance and enhancement support for a WPF desktop application.</li><li>Diagnose and resolve production issues across the full stack, including database changes managed under change control.</li><li>Follow established coding, schema design, and database unit testing standards for all database changes, and deliver reviewed, issue-specific deployment scripts.</li><li>Participate in code reviews and technical design discussions with the product team.</li><li>Use AI-assisted development tools where helpful to accelerate work in legacy codebases; this is encouraged but not required.</li></ul><p><br></p>
- 2026-10-09T00:00:00Z
- Mount Arlington, NJ
- onsite
- Permanent / Full Time
- 110000 - 135000 USD / Yearly
- We are looking for an experienced Sr Full Stack Software Engineer to help shape and expand a newly formed internal applications capability in Mount Arlington, New Jersey. In this role, you will create enterprise tools that streamline operations, support technical business users, and strengthen secure application delivery across the organization. This opportunity is well suited for someone who enjoys building practical platforms, improving self-service experiences, and delivering modern solutions that balance speed, governance, and scalability.<br><br>Responsibilities:<br>• Architect, build, and enhance internal business applications using modern front-end and back-end technologies, including React, Python with FastAPI, and PostgreSQL.<br>• Create reusable frameworks, starter templates, and guided development patterns that help teams deliver governed applications more efficiently.<br>• Develop enterprise integrations, file exchange capabilities, and other internal tools that support essential business processes.<br>• Design self-service features that reduce manual support needs and improve the experience for internal users and technical stakeholders.<br>• Connect applications with corporate identity and access management services while enforcing role-based permissions and secure authentication practices.<br>• Establish auditability, application lifecycle controls, and governance measures to support compliance, security, and operational oversight.<br>• Work closely with engineering, IT, and security partners to ensure solutions align with technical standards and are ready for production use.<br>• Contribute to architectural decision-making and champion sound engineering practices for reliability, maintainability, and secure software delivery.<br>• Support AI-enabled and low-code development capabilities that allow users to build lightweight internal solutions within defined guardrails.
- 2026-10-07T00:00:00Z
- Monroe, NY
- onsite
- Permanent / Full Time
- 125000 - 170000 USD / Yearly
- <p><strong>Location: </strong>Monroe, NY (Orange County) — Onsite 5 days/week</p><p><strong>Title: </strong>Software Engineer</p><p><strong>Salary: </strong>up to $170k plus benefits (paid in full by the employer), PTO, Bonus, etc <strong>(Based on Experience)</strong></p><p><strong>Industry: </strong>Media & Technology</p><p><strong> </strong></p><p>We’re seeking an experienced Full Stack Software Engineer to design, develop, test, and maintain scalable web applications across front-end and back-end environments.</p><p><strong> </strong></p><p><strong>Key Responsibilities</strong></p><ul><li>Design and develop full-stack applications, APIs, and web services.</li><li>Build responsive user interfaces and scalable back-end services.</li><li>Develop business logic and database solutions.</li><li>Collaborate with Product, QA, DevOps, and Engineering teams.</li><li>Participate in technical design, code reviews, testing, troubleshooting, and performance optimization.</li><li>Integrate third-party services/APIs and support CI/CD and automated testing.</li><li>Evaluate emerging technologies to improve scalability, security, and reliability.</li></ul><p><br></p>
- 2026-09-25T00:00:00Z
- Greenville, SC
- onsite
- Temporary / Contract
- 0 - 0 USD / Yearly
- <p><em>The Software Engineer designs, develops, integrates, and supports software solutions that improves engineering, drafting, and construction workflows. The position develops Autodesk Revit add-ins and cloud integrations for Autodesk Construction Cloud (ACC), Autodesk Forma, and Autodesk Platform Services (APS), while also delivering secure applications, APIs, databases, automation, and cloud services using C#/.NET, SQL Server, and Microsoft Azure.</em></p><p><em> </em></p><p><strong><em>RESPONSIBILITIES</em></strong></p><p><em> </em></p><ul><li><em>Develop, enhance, document, and maintain Autodesk Revit add-ins using C#, .NET, and the Revit API.</em></li><li><em>Design and maintain integrations among Revit, Autodesk Construction Cloud, Autodesk Forma, BIM 360, and other business systems using Autodesk Platform Services APIs.</em></li><li><em>Develop secure REST APIs, web applications, desktop applications, background services, integration tools, and SQL Server solutions.</em></li><li><em>Design, deploy, monitor, and support applications, APIs, databases, and services hosted in Microsoft Azure.</em></li><li><em>Participate throughout the Software Development Life Cycle, including requirements gathering, solution design, development, testing, documentation, deployment, maintenance, and retirement.</em></li><li><em>Implement appropriate application logging, exception handling, monitoring, security, data validation, data synchronization, and notification capabilities.</em></li><li><em>Use Git and Azure DevOps for source control, work tracking, code reviews, builds, releases, and deployment processes.</em></li><li><em>Evaluate and responsibly apply AI technologies for document processing, model analysis, enterprise search, reporting, and workflow automation.</em></li><li><em>Collaborate with BIM, drafting, engineering, construction, project management, information technology, and business teams to translate operational needs into maintainable software solutions.</em></li><li><em>Troubleshoot application, integration, API, database, authentication, performance, and deployment issues and coordinate resolution with internal teams and vendors.</em></li><li><em>Develop and maintain technical documentation, system diagrams, support procedures, release notes, and user guidance.</em></li><li><em>Follow Metromont development, cybersecurity, data governance, change-management, quality, and safety practices.</em></li><li><em>Provide feedback and recommendations for continuous improvement of development standards, BIM workflows, integrations, and business processes.</em></li></ul>
- 2026-10-03T00:00:00Z
- Ankeny, IA
- remote
- Temporary / Contract
- 0 - 0 USD / Yearly
- <p>We are looking for a Remote Full Stack .NET Developer to join a company in based in Ankeny, Iowa. This role is suited to a self-directed software engineer who can build and support modern application features with minimal supervision while collaborating with technical stakeholders as needed. The ideal candidate brings strong experience across the Microsoft development stack and can contribute thoughtful, well-documented solutions that align with established engineering standards.</p><p><br></p><p>Responsibilities:</p><p>• Design, build, and enhance full stack applications using C#, .NET, ASP.NET, and related Microsoft technologies.</p><p>• Develop backend services and web components with a focus on maintainable architecture, performance, and reliability.</p><p>• Create data access layers and business logic using Entity Framework and established development best practices.</p><p>• Produce clear technical documentation to support code quality, future enhancements, and team knowledge sharing.</p><p>• Work independently to plan, implement, test, and troubleshoot features while keeping work aligned with project expectations.</p><p>• Apply sound software design principles and architectural patterns when developing new functionality from the ground up.</p><p>• Follow defined engineering procedures, coding standards, and team protocols throughout the development lifecycle.</p><p>• Provide informed technical input and practical recommendations to leadership on implementation approaches and solution options.</p>
- 2026-10-05T00:00:00Z
- Wayzata, MN
- onsite
- Temporary / Contract
- 60 - 67 USD / Hourly
- <p><strong>Fullstack Developer - AI Focus</strong></p><p><strong>Hybrid, 2 days/week in Wayzata, MN</strong></p><p><strong>6-12 month contract</strong></p><p><br></p><p>We are looking for a Senior Software Engineer to join a hybrid team in Wayzata, Minnesota, contributing to innovative full-stack solutions that bring enterprise data and generative AI capabilities together. This Long-term Contract opportunity is ideal for an experienced engineer who enjoys building secure, scalable applications across both back-end and front-end layers in a fast-moving prototyping environment. The role focuses on creating dependable software that connects data workflows, large language models, and user-facing tools while supporting enterprise-grade performance, usability, and security.</p><p><br></p><p>Responsibilities:</p><p>• Build and enhance end-to-end application features using C# services on the back end and React with TypeScript on the front end.</p><p>• Develop workflows that connect enterprise data sources with large language models, ensuring outputs are validated, structured, and usable within business applications.</p><p>• Create reliable integrations that support modern AI-driven applications, including orchestration patterns and skills-based software capabilities.</p><p>• Deploy and maintain solutions in Microsoft Azure using automated delivery pipelines, while contributing to logging, monitoring, and foundational infrastructure templates.</p><p>• Partner with platform, security, and technical teams to resolve issues across controlled enterprise environments with strict access and network requirements.</p><p>• Support modernization efforts by helping shift legacy components toward cloud-native architectural practices and more scalable application designs.</p><p>• Investigate and solve complex technical issues independently, driving work from early discovery through production-ready delivery.</p><p>• Collaborate in a hybrid setting, typically working onsite two days per week to align with stakeholders and team members.</p>
- 2026-09-28T00:00:00Z
- Belton, TX
- onsite
- Temporary / Contract
- 71.25 - 82.5 USD / Hourly
- <p><strong>Full Stack Developer (.NET, C#, React)</strong></p><p>Hybrid | Austin, TX | Contract</p><p><br></p><p>Robert Half is hiring a Full Stack Developer to join a manufacturing organization on a long-term contract assignment. This hybrid opportunity is ideal for someone with strong attention to detail who enjoys building modern web applications across both frontend and backend layers while partnering closely with cross-functional teams in an agile setting. The role focuses on delivering reliable, scalable solutions using C#, .NET technologies, and modern JavaScript frameworks such as Angular or React, with a strong emphasis on code quality, collaboration, and continuous improvement.</p><p><br></p><p><strong>Responsibilities:</strong></p><p>• Design, build, and enhance full stack web applications with a focus on dependable backend services and intuitive user-facing features.</p><p>• Create responsive frontend experiences using Angular or React, along with HTML and CSS, to support efficient and consistent application performance.</p><p>• Develop and maintain server-side components in C# and .NET, including support for scalable service-based or microservices-oriented architectures.</p><p>• Partner with product leaders, developers, and other stakeholders to refine technical approaches and resolve complex development challenges.</p><p>• Participate actively in peer reviews to strengthen code quality, maintainability, and alignment with engineering standards.</p><p>• Investigate defects, perform root-cause analysis, and implement improvements that increase software stability and usability.</p><p>• Build automated unit and regression test coverage to support reliable releases and ongoing application quality.</p><p>• Contribute within scrum ceremonies and delivery workflows that support iterative development, continuous integration, and team knowledge sharing.</p><p>• Follow required workplace policies, training expectations, and operational guidelines while supporting a collaborative and accountable team environment.</p>
- 2026-10-05T00:00:00Z
- Charlotte, NC
- onsite
- Temporary / Contract
- 55 - 70 USD / Hourly
- <p>We are seeking experienced Full Stack Developers to join our network of professionals for a variety of upcoming opportunities. Organizations continue to invest in digital products, customer experiences, and business technology solutions, creating ongoing demand for developers who can build, enhance, and support scalable web applications. If you enjoy solving complex technical challenges and developing high-quality software solutions, we'd love to connect with you.</p><p><br></p><ul><li>Design, develop, test, and maintain web applications and software solutions</li><li>Build and support both front-end user interfaces and back-end systems</li><li>Develop responsive, user-friendly applications across desktop and mobile environments</li><li>Create and maintain APIs, integrations, and database-driven functionality</li><li>Collaborate with designers, product teams, stakeholders, and other developers throughout the development lifecycle</li><li>Troubleshoot, debug, and resolve application issues</li><li>Optimize applications for performance, scalability, security, and reliability</li><li>Participate in code reviews, testing, and deployment activities</li><li>Support ongoing enhancements, upgrades, and new feature development</li><li>Ensure adherence to development best practices and coding standards</li></ul>
- 2026-10-09T00:00:00Z
- Bryan, TX
- remote
- Temporary / Contract
- 55.4135 - 64.163 USD / Hourly
- We are looking for a Back End Engineer to join a long-term contract opportunity in Texas. In this role, you will create reliable backend systems and data processing solutions that support analytics and engineering initiatives while helping shape scalable platform architecture. You will work closely with technical and cross-functional partners to turn complex requirements into maintainable services, with a strong focus on cloud deployment, performance, and code quality.<br><br>Responsibilities:<br>• Create and deliver backend services, APIs, and data workflows that support analytics and broader engineering operations.<br>• Guide technical decisions for backend compute architecture, including the assessment and implementation of Palantir Foundry Compute Modules and container-based cloud platforms such as Fargate.<br>• Develop, package, and support backend applications and microservices using Docker, emphasizing readable, testable, and maintainable code.<br>• Partner with data, product, and engineering stakeholders to convert business and mission needs into efficient technical solutions.<br>• Set up and improve CI/CD processes, automated releases, and monitoring practices across cloud and platform environments.<br>• Produce and maintain technical documentation, system design artifacts, and interface specifications to support development and operations.<br>• Contribute to Agile delivery activities such as sprint planning, daily team syncs, backlog refinement, and solution demonstrations.<br>• Investigate and resolve application issues, integration challenges, and system performance concerns with minimal supervision.<br>• Provide technical guidance to entry-level and mid-level team members and share best practices with project teams as needed.
- 2026-10-09T00:00:00Z
- Detroit, MI
- onsite
- Temporary / Contract
- 0 - 0 USD / Yearly
- We are seeking a talented Front-End Developer with strong WordPress experience to design, develop, and maintain responsive, user-friendly websites and digital experiences. This individual will collaborate with designers, marketers, and stakeholders to create visually appealing, high-performing websites that align with business goals and provide an exceptional user experience. Key Responsibilities Develop and maintain WordPress websites, themes, and front-end functionality. Translate UI/UX designs, wireframes, and mockups into responsive, mobile-friendly web pages. Customize WordPress themes and plugins to meet business requirements. Write clean, scalable, and maintainable code using HTML, CSS, JavaScript, and PHP. Optimize websites for speed, performance, accessibility, SEO, and cross-browser compatibility. Troubleshoot and resolve website issues, bugs, and user experience concerns. Collaborate with designers, marketing teams, and content creators to implement website updates and enhancements. Integrate third-party tools, APIs, forms, and marketing technologies within WordPress environments. Ensure website security, functionality, and ongoing maintenance, including updates and backups.
- 2026-10-02T00:00:00Z