c# Jobs in seattle, wa

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Security Engineer - IAM

Costco Wholesale Corporation

Issaquah, Washington, USA

Full-time

Costco IT is responsible for the technical future of Costco Wholesale, the third largest retailer in the world with wholesale operations in fourteen countries. Despite our size and explosive international expansion, we continue to provide a family, employee centric atmosphere in which our employees thrive and succeed. This is an environment unlike anything in the high-tech world and the secret of Costco's success is its culture. The value Costco puts on its employees is well documented in articl

Part-time C# .Net / FoxPro Developer - 100% remote (MUST HAVE FOXPRO and live in U.S.)

Columbia Advisory Group

Remote

Contract

C# .Net / FoxPro Developer needed for ongoing contract (6+ months). Role is approximately 20 hours per week (during business hours, and some can be done afterhours) and is 100% remote (must be based in U.S.). Youre a fit if you have: Solid work experience utilizing C# .NetExperience migrating FoxPro code to modernized applications/codebase - FoxPro experience must have been within the last 10 yearsExperience with data/file imports, exports, and data scrubbing/validation routinesDemonstrated abil

Dotnet Developer

Randstad - Torc

Remote

Contract

We are looking for a highly skilled Full Stack .NET Developer for a full-time contract. This is a 100% remote role with flexibility to collaborate across Central Time (CT) hours. What You ll Do Design, develop, and optimize web applications using .NET (C#) for the backend and modern frontend technologies.Collaborate with product managers, designers, and other engineers to build scalable, efficient solutions.Implement best practices in software architecture, automated testing, and performance opt

Lead Software Developer (.NET)

Zachary Piper Solutions, LLC

Remote

Full-time

Piper Companies is seeking a Lead Software Developer (.NET) to join a leading shipping and logistics organization. The Lead Software Developer (.NET) will oversee and enhance intricate customer deployments of a specialized SaaS platform. Responsibilities of the Lead Software Developer (.NET) include: Take part in planning and gathering requirements for technical projects, including designing, coding, testing, and troubleshooting applications. Build applications and services using our main techn

APPLICATION DEVELOPER/ANALYST

University of Washington

Seattle, Washington, USA

Full-time

Although open until filled, priority application date is July 18th, 2025. As a UW employee, you have a unique opportunity to change lives on our campuses, in our state and around the world. UW employees offer their boundless energy, creative problem-solving skills, and dedication to build stronger minds and a healthier world. UW faculty and staff also enjoy outstanding benefits, professional growth opportunities and unique resources in an environment noted for diversity, intellectual excitement

Software Engineer III

Kforce Technology Staffing

Remote or Birmingham, Alabama, USA

Contract

RESPONSIBILITIES: Kforce has a client that is seeking a fully remote Software Engineer to join their team. Primary Responsibilities: * Design, Develop and maintain efficient Data pipelines, Data Integrations, Backend and Frontend applications using Enterprise Data platforms (e.g., Snowflake, Cloudera/Hive, Palantir Foundry or Amazon Redshift) * Ingest, clean and model structured and unstructured data from a variety of data sources * Build and manage programs for moving, transforming, and loadi

Software Engineer III

Sierra Nevada Corporation

Remote or Lone Tree, Colorado, USA

Full-time

Do you enjoy developing new products and services? Join us! Our Software Engineers work in an agile, collective environment. You will be using your skills and expertise to define, design, develop, test, certify and improve cutting-edge software products. These cover a very wide range from advanced mission payloads and electronic systems through highly integrated aircraft to orbital and space exploration systems. You'll perform coding, debugging, testing, and troubleshooting of systems and softwa

Principal Software Engineer

Sierra Nevada Corporation

Remote or Lone Tree, Colorado, USA

Full-time

Do you enjoy developing new products and services? Join us! Our Software Engineers work in an agile, collective environment. You will be using your skills and expertise to define, design, develop, test, certify and improve cutting-edge software products. These cover a very wide range from advanced mission payloads and electronic systems through highly integrated aircraft to orbital and space exploration systems. You'll perform coding, debugging, testing, and troubleshooting of systems and softwa

Senior Test Manager//W2 Contract//investment banking or heavy financial services

Stellent IT LLC

US

Contract

Title or Role: Test Manager Location: 100% Remote Length of Contract: 6 months TEST manager with at least 10 years current SDET Test Management exp., with investment banking or heavy financial services Position Description: We are seeking a seasoned Test Manager to build, manage, and evolve the testing function within our technology organization. This role is ideal for an experienced testing professional who combines leadership capabilities with hands-on technical expertise, including automa

Field Applications Engineer (Semiconductor)

Thermo Fisher Scientific

Idaho, USA

Full-time

Work Schedule Standard (Mon-Fri) Environmental Conditions Cleanroom: no hair products, jewelry, makeup, nail polish, perfume, exposed piercings, facial hair etc allowed Job Description Job Title: Field Apps Engineer, Semiconductor The Semiconductor Business Unit provides solutions in pathfinding, yield learning, and failure analysis of semiconductor processes and manufacturing. Our broad range of high-performance microscopy workflows provides critical data at the micro-, nano-, and picomete

Full Stack \

ConsultNet, LLC

Remote or Birmingham, Alabama, USA

Full-time

Full Stack "Data" Engineer Remote (EST or CST) 8 month contract Pay Rate: $50.00 to $52.00 per hr. We're looking for a hands-on Full Stack "Data" Engineer with experience on Palantir to support a major migration from a legacy system to a modern enterprise data platform. This role is part of an ongoing transformation project that began in early 2025. You'll help accelerate development by contributing to backend services and high-performance data pipelines in a collaborative Agile environment. Key

Senior Software Engineer and Full Stack Developer

Booz Allen Hamilton

Remote

Full-time

Job Number: R0222139 Software Engineer and Full Stack Developer, Senior The Opportunity: As a full stack developer, you can resolve a problem with a complete end-to-end solution in a fast, agile environment. If you're looking for the chance to not just develop software, but to create a system that will make a difference, we need you on our team. We're looking for an experienced developer like you with the skills needed to develop software and systems from vision to production-ready. This role is

Systems Engineer III

Sierra Nevada Corporation

Remote or Herndon, Virginia, USA

Full-time

Are you a bold thinker? We dream big at Sierra Nevada Corporation-advocating the exploration of space, keeping service members safe and creating the systems that keep our world united and sustain our way of living. Join our team! At Sierra Nevada Corporation (SNC) our Systems Engineers deliver customer-focused technology and best-of-breed integrations in the aerospace and defense sectors. The Mission Solutions and Technologies (MST) business area provides affordable, turn-key command/control, c

Application Architect

Centene Corporation

Georgia, USA

Full-time

You could be the one who changes everything for our 28 million members by using technology to improve health outcomes around the world. As a diversified, national organization, Centene's technology professionals have access to competitive benefits including a fresh perspective on workplace flexibility. Position Purpose: Designs, developments, and deployments of the enterprise architectural software systems. Defines system solutions based on user/client needs, cost, and required integration with

Sr. Software Engineer - Sitecore Web Development (Remote)

Publix

Remote or Lakeland, Florida, USA

Full-time

Publix Super Markets, Inc. is the largest privately-owned food retailer in the nation with more than 1,200 stores and more than 200,000 associates throughout the Southeast. We are associate-owned, proud of our family atmosphere, and consistently named as one of the best companies to work for in America. We are largely debt-free and renowned for our financial performance as well as our premier customer service. Publix?s Information Services (I/S) department is located in Lakeland, Florida and Alp

Director of Architecture

Vertex Solutions Inc.

Remote

Full-time

We are currently seeking a Director of Technical Architecture & Operations that has experience in architecting technical design solutions. The candidate MUST have Commercial Insurance (General Liability and Worker Compensation preferred). REQUIRED: Commercial Insurance (GL and WC desired) Must have 3 years as a director of development/architecture Role: Director of Technical Architecture and Operations Location: Fully Remote / Frequent travel to Florida. Type: W2 / Full Time / Permanent Techni

(USA) Senior, Software Engineer

Walmart Inc.

Remote or Denver, Colorado, USA

Full-time

Position Summary Are you a seasoned software engineer looking to make a significant impact? Join Walmart/VIZIO as a Senior Software Engineer in our Content Services team. This is a unique opportunity to work on cutting-edge technology, shape our software solutions, and help drive the future of our digital content. What you'll do About the Team: The Content Services team at Walmart/VIZIO is dedicated to delivering top-tier digital content experiences. We operate with a focus on innovation and s

Embedded Software Engineer

Draper

Remote or Cambridge, Massachusetts, USA

Full-time

Overview: Draper is an independent, nonprofit research and development company headquartered in Cambridge, MA. The 2,000+ employees of Draper tackle important national challenges with a promise of delivering successful and usable solutions. From military defense and space exploration to biomedical engineering, lives often depend on the solutions we provide. Our multidisciplinary teams of engineers and scientists work in a collaborative environment that inspires the cross-fertilization of ideas

Lead Product Security Engineer

Johnson & Johnson

Remote or Santa Clara, California, USA

Full-time

At Johnson & Johnson, we believe health is everything. Our strength in healthcare innovation empowers us to build a world where complex diseases are prevented, treated, and cured, where treatments are smarter and less invasive, and solutions are personal. Through our expertise in Innovative Medicine and MedTech, we are uniquely positioned to innovate across the full spectrum of healthcare solutions today to deliver the breakthroughs of tomorrow, and profoundly impact health for humanity. Learn m

AI/ML Integration Engineer

Randstad - Torc

Remote

Full-time

Roles and ResponsibilitiesDevelop and implement backend solutions integrating AI capabilities. -Collaborate with the R&D team to iterate on new AI features.Ensure seamless deployment of AI-powered functionalities.Optimize API design for microservices and distributed systems.Job Requirements5-10 years of experience (strong Master s program graduates or professionals with relevant experience). -Strong understanding of backend development, distributed system architecture, and API design.Experience