ui Jobs in o fallon, mo

Refine Results
261 - 280 of 560 Jobs

Senior Full-Stack Developer Experience Platform Engineer

Jack Henry & Associates

•

Remote

Full-time

At Jack Henry, we believe a stronger United States starts with thriving community banks and credit unions-institutions that prioritize people over accounts. Our mission is to empower these financial institutions with best-in-class digital banking and payment solutions, designed to enhance and streamline the user experience. We invite you to be part of this journey. At its core, Jack Henry is a company built on relationships. Every interaction we have strengthens connections that shape our work,
Posted 8 days ago | Updated 2 hours ago

Senior Software Engineer - Pega (Remote)

First-Citizens Bank & Trust Company

•

Remote or Raleigh, North Carolina, USA

Full-time

Overview This is a remote role that may be hired in several markets across the United States. We are looking for a highly skilled Senior Software Engineer - Pega to lead the design, development, and implementation of Pega-based enterprise applications. This role requires experience in Pega PRPC architecture, case management, and business process automation. In this position, you will work closely with business stakeholders, solution architects, and development teams to architect scalable, high
Posted 7 days ago | Updated 11 hours ago

Senior Software Engineer - Pega (Remote)

First-Citizens Bank & Trust Company

•

Remote or Raleigh, North Carolina, USA

Full-time

Overview This is a remote role that may be hired in several markets across the United States. We are looking for a highly skilled Senior Software Engineer - Pega to lead the design, development, and implementation of Pega-based enterprise applications. This role requires experience in Pega PRPC architecture, case management, and business process automation. In this position, you will work closely with business stakeholders, solution architects, and development teams to architect scalable, high
Posted 7 days ago | Updated 11 hours ago

Software Engineer, Frontend (Consumer - New Product Verticals)

Coinbase

•

Remote

Full-time

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 it, the future global financial system. To achieve our mission, we're seeking a very specific candidate. We want someone who is passionate about our mission and who believes in the power of crypto and blockchain technology to update the
Posted 60+ days ago | Updated 2 hours ago

National Support Engineer

Diagnostica Stago, Inc.

•

Idaho, USA

Full-time

Ideal candidates for this position will be located in the Mountain or Pacific time zones. The National Support Engineer (NSE) serves as a Subject Matter Expert (SME) for Stago North America's installed base of diagnostic instruments. This role provides professional second-level support to the Field Service Engineering team and collaborates closely with internal departments to drive timely and thorough issue resolution. The NSE will be responsible for analyzing service data, identifying trends,
Posted 60+ days ago | Updated 2 hours ago

Software Engineer, Frontend - Risk Platform

Coinbase

•

Remote

Full-time

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 it, the future global financial system. To achieve our mission, we're seeking a very specific candidate. We want someone who is passionate about our mission and who believes in the power of crypto and blockchain technology to update the
Posted 49 days ago | Updated 2 hours ago

SDET - Associate

Fannie Mae

•

Remote or Reston, Virginia, USA

Full-time

At Fannie Mae, the inspiring work we do helps make a home a possibility for millions of homeowners and renters. Every day offers compelling opportunities to impact the future of the housing industry while being part of a collaborative team thriving in an energizing environment. Here, you will grow your career and help create access toaffordable housing finance. Job Description As a valued colleague on our team, you will enhance and/or refine existing applications and systems to meet new techni
Posted 8 days ago | Updated 8 hours ago

C# Developer

Kforce Technology Staffing

•

Remote or Boca Raton, Florida, USA

Contract

RESPONSIBILITIES: Kforce has a client that is seeking a C# Developer in Boca Raton, FL. Key Responsibilities: * Architect, develop, and maintain a modern full-stack multi-tenant SaaS platform using .NET 9, C#, and Azure * Apply Domain-Driven Design () and clean architecture principles to support scalability, maintainability, and long-term growth * Build intuitive and responsive front ends using Telerik UI for ASP.NET Core, Bootstrap, Razor Pages, HTML, jQuery, and JavaScript * Design and implem
Posted 24 days ago | Updated moments ago

Senior ServiceNowDeveloper- W2

Infinity Tech Group Inc

•

Remote or San Jose, California, USA

Contract

Job Details: We are seeking an experienced Senior ServiceNow Software Engineer to join our team and take a leadership role in the design, development, and optimization of our ServiceNow platform. This position requires deep expertise in the ServiceNow ecosystem, including configuration, development, and integration work, along with a strong ability to mentor junior engineers and collaborate with cross-functional teams to deliver business solutions. Key Responsibilities Platform Leadership: Serve
Easy Apply
Posted 2 days ago

Senior Integration Tester REMOTE

Software People, Inc.

•

Remote or New York, USA

Contract, Third Party

Phone/Skype Hire. REMOTE Location: REMOTE Duration: 12+ months Seek to contract a Senior Integration Tester that will be responsible for Software Quality Assurance tasks including defining test approach and scenarios for UI, API and integration points, building detailed test cases and executing test cases for all applicable test cycles, like system, regression, sanity testing, reporting defects, resolving defects in collaboration with development and support teams. Senior Integration Tester is
Easy Apply
Posted 60+ days ago | Updated 13 hours ago

Senior Software Engineer, Frontend (Consumer - New Product Vertical)

Coinbase

•

Remote

Full-time

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 it, the future global financial system. To achieve our mission, we're seeking a very specific candidate. We want someone who is passionate about our mission and who believes in the power of crypto and blockchain technology to update the
Posted 60+ days ago | Updated 2 hours ago

Principal Engineer, Full Stack Developer (Remote)

Shield AI Inc

•

Remote

Full-time

Founded in 2015, Shield AI is a venture-backed defense technology company with the mission of protecting service members and civilians with intelligent systems. Its products include the V-BAT aircraft, Hivemind Enterprise, and the Hivemind Vision product lines. With offices in San Diego, Dallas, Washington, D.C., Boston, Abu Dhabi (UAE), Kyiv (Ukraine), and Melbourne (Australia), Shield AI's technology actively supports U.S. and allied operations worldwide. For more information, visit Follow Sh
Posted 2 hours ago

Senior Firmware Release Lifecycle Infrastructure Architect

NVIDIA Corporation

•

Remote or Santa Clara, California, USA

Full-time

NVIDIA's invention of the GPU in 1999 sparked the growth of the PC gaming market, redefined modern computer graphics, and revolutionized parallel computing. More recently, GPU deep learning ignited modern deep learning - the next era of computing - with the GPU acting as the brain of computers, robots, and self-driving cars that can perceive and understand the world. Today, we are increasingly known as "the AI computing company." We're looking to grow our company and establish teams with the mos
Posted 15 days ago | Updated 2 hours ago

Senior Plant Engineer

GE Vernova

•

Remote

Full-time

Job Description Summary The Senior Plant Engineer is the plant engineering representative at the launch of all projects and will control the technical execution of the project through closeout. The Sr Plant Engineer is accountable to lead other engineers to define plant solutions & tools and to support proposal tender offerings and project execution. The Senior Plant Engineer will also serve as technical mentor resolving conflicts and certifying finished engineering products as proper and correc
Posted 14 days ago | Updated 2 hours ago

Lead Full Stack Engineer

Marsh & McLennan Companies

•

Remote or Phoenix, Arizona, USA

Full-time

Company: MMC Corporate Description: Marsh & McLennan Shared Services LLC is seeking candidates for the following full-time position based in the Phoenix, AZ office (A telecommuting/hybrid work schedule may be permitted within a commutable distance from the worksite, in accordance with company policies). Lead Full Stack Engineer We will count on you to: Design, code, test, and debug new and existing applications using technologies and databases. Serve as technical expert in implementing comp
Posted 31 days ago | Updated 2 hours ago

Senior Full Stack Java Engineer with Angular - VP - TAMPA

Citi

•

Remote or Tampa, Florida, USA

Full-time

The Applications Development Technology Lead Analyst is a senior level position responsible for establishing and implementing new or revised application systems and programs in coordination with the Technology team. The overall objective of this role is to lead applications systems analysis and programming activities. Responsibilities: Partner with multiple management teams to ensure appropriate integration of functions to meet goals as well as identify and define necessary system enhancements
Posted 60+ days ago | Updated 2 hours ago

Senior JavaScript Developer

Randstad - Torc

•

Remote

Contract

We are looking for a Senior JavaScript Developer to join our dynamic team. As a key contributor, you will be responsible for designing, developing, and maintaining scalable and high-performance web applications. You will work with modern frameworks, APIs, and cloud-based services to deliver top-tier software solutions. ResponsibilitiesDesign, develop, and optimize web applications using JavaScript, TypeScript, and modern frameworks (React, Angular, Vue.js).Build and maintain scalable, reusable,
Posted 60+ days ago | Updated 9 days ago

(USA) Senior Distinguished I, Software Engineer

Walmart Inc.

•

Remote or Bellevue, Washington, USA

Full-time

Position Summary What you'll do Are you passionate about pioneering cutting-edge technology that can revolutionize the world of associate (employee) experiences? Do you dream of playing a technical role that will shape the future of Global People Systems? If you possess exceptional technical expertise, you may be interested in this opportunity. Join our dynamic and forward-thinking People Technology engineering organization as our Senior Distinguished Engineer, where you'll be at the forefront
Posted 19 days ago | Updated 2 hours ago

Senior SAP Developer

Maximus, Inc.

•

Remote

Full-time

Description & Requirements Maximus is seeking a Senior SAP Developer with S/4 HANA and Fiori experience to join our team supporting the development and modernization of a major U.S. agricultural agency's enterprise system. This position will require the selected candidate to successfully pass a government-sposored clearance process for a position of Public Trust. This process generally takes 45 days to complete. The anticipated start date is October 1, 2025. Maximus TCS (Technology and Consulti
Posted 36 days ago | Updated 7 hours ago

Technical Lead Manager, Backend (Institutional - Derivatives)

Coinbase

•

Remote

Full-time

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 it, the future global financial system. To achieve our mission, we're seeking a very specific candidate. We want someone who is passionate about our mission and who believes in the power of crypto and blockchain technology to update the
Posted 60+ days ago | Updated 2 hours ago