.Net Developer ( Senior Developer) Jobs in Seattle, WA

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Lead ARGO Developer / Remote EST / .NET

Motion Recruitment Partners, LLC

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Remote or Columbus, Georgia, USA

Full-time

A client is looking to bring on a Senior ARGO Developer. You'll be working on several banking applications and doing custom ARGO development. There will also be a little bit of .NET work on the backend in this position but mainly working on the containerization of. You'll also work with other experienced engineers and specialized engineers to support mentorship and grow your skill sets. This team is extremely collaborative and seeks other confident individuals to make a significant impact. This
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Posted 31 days ago | Updated 6 hours ago

Mid level .Net Frontend developer - Only Local to Dallas TX - W2

Intellisoft Technologies

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Remote

Contract

Job Title: Senior Front-End Developer Location: Remote - only local to Dallas TX Duration:Long term Only 12+ yrs exp. Key Responsibilities:Develop and maintain responsive, user-friendly web interfaces using React, Vue, Redux, HTML, CSS (SASS/SCSS), and Bootstrap.The ideal candidate will have a strong foundation in modern front-end technologies, experience integrating with backend services, and a passion for building high-performance, accessible, and scalable web applications.Integrate front-en
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Posted 51 days ago | Updated 9 days ago

UI Developer (.Net C#, APIs) Remote

Gainwell Technologies LLC

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Remote or Milwaukee, Wisconsin, USA

Full-time

Be part of a team that unleashes the power of leading-edge technologies to help improve the health and well-being of those most vulnerable in our country and communities. Working at Gainwell carries its rewards. You'll have an incredible opportunity to grow your career in a company that values work flexibility, learning, and career development. You'll add to your technical credentials and certifications while enjoying a generous, flexible vacation policy and educational assistance. We also have
Posted 44 days ago | Updated 6 hours ago

Lead Software Developer (.NET & Insurance Solutions) Remote

Gainwell Technologies LLC

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Remote or Houston, Texas, USA

Full-time

Be part of a team that unleashes the power of leading-edge technologies to help improve the health and well-being of those most vulnerable in our country and communities. Working at Gainwell carries its rewards. You'll have an incredible opportunity to grow your career in a company that values work flexibility, learning, and career development. You'll add to your technical credentials and certifications while enjoying a generous, flexible vacation policy and educational assistance. We also have
Posted 52 days ago | Updated 6 hours ago

Lead Software Developer (.NET & Insurance Solutions) Remote

Gainwell Technologies LLC

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Remote or Dallas, Texas, USA

Full-time

Be part of a team that unleashes the power of leading-edge technologies to help improve the health and well-being of those most vulnerable in our country and communities. Working at Gainwell carries its rewards. You'll have an incredible opportunity to grow your career in a company that values work flexibility, learning, and career development. You'll add to your technical credentials and certifications while enjoying a generous, flexible vacation policy and educational assistance. We also have
Posted 52 days ago | Updated 6 hours ago

Lead Software Developer (.NET & Insurance Solutions) Remote

Gainwell Technologies LLC

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Remote or Austin, Texas, USA

Full-time

Be part of a team that unleashes the power of leading-edge technologies to help improve the health and well-being of those most vulnerable in our country and communities. Working at Gainwell carries its rewards. You'll have an incredible opportunity to grow your career in a company that values work flexibility, learning, and career development. You'll add to your technical credentials and certifications while enjoying a generous, flexible vacation policy and educational assistance. We also have
Posted 52 days ago | Updated 6 hours ago

Senior C# Full Stack Developer

Precision System Design Inc.

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Remote

Contract

Our Fortune 100 direct client is hiring for experienced Senior Full Stack Developers to work on large-scale IT projects. You would be designing and coding in a variety of technologies supporting and developing an Vue/Angular UI application, with C# back-end microservices. The ideal candidate will have strong C# development experience, has worked with front-end technologies such as angular, and back-end experience with SQL Server. This role can be done fully remotely following an EST work schedul
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Posted 16 days ago | Updated 11 hours ago

Sr. Microsoft Dynamics 365 CRM Developer - W2 Position

Valcan IT Inc

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Remote

Contract

Job Title: Sr. Microsoft Dynamics 365 CRM Developer Location: Remote Job Type: Contract We are looking for a skilled Microsoft Dynamics 365 CRM professional to design, implement, customize, and support solutions built on the Dynamics 365 Customer Engagement (CE) platform. The ideal candidate will have deep experience with Microsofts CRM modules and a strong understanding of business processes in areas such as sales, marketing, customer service, and field service. Required Qualifications: Bachelo
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Posted 3 days ago | Updated 8 hours ago

Senior .Net Full-stack Lead/ Architect

Fiekon

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Remote

Contract

Title: Senior .Net Full-stack Lead/ Architect Duration: 6+months Location; Remote We are seeking a seasoned Senior Full-Stack Lead/ Architect. who is passionate about building robust, scalable, and innovative solutions. The successful candidate will engage directly with the business to deeply understand unique challenges and drive end-to-end solutions from design through delivery, while mentoring team members and promoting software excellence. Responsibilities: Analyze business requirements to
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Posted 18 days ago | Updated 18 days ago

Cloud Infrastructure Developer/Architect - 6 Months contract to hire

Indus Valley

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Remote

Contract

Visa: No third party candidates considered for this position Title: Cloud Infrastructure Developer/ArchitectLocation: 100% remote (EST or CST Hours)Duration: 6 Months Contract to HireInterviews: MS Teams Note: ** We are looking for people who are writing code. Hands on the keyboard. Not using code that someone else wrote. Interview:2 rounds of interviews plus a Technical Lab scenario1st interview: 1 hour meet and greet. May be less than an hourCandidate is emailed a technical lab to be complete
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Posted 1 day ago | Updated 15 hours ago

Senior Appian Developer- Remote

ICF

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Remote or Reston, Virginia, USA

Full-time

*We are open to supporting 100% remote work anywhere within the US* ICF's Digital Modernization division is a rapidly growing, entrepreneurial, technology department, seeking Senior Appian Developers to support upcoming needs with our federal customers. Our Digital Modernization division is an information technology and management consulting department that offers integrated, strategic solutions to its public and private-sector clients. ICF has the expertise, agility, and commitment to design,
Posted 6 days ago | Updated 10 hours ago

APPLICATION DEVELOPER/ANALYST LEAD

University of Washington

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Seattle, Washington, USA

Full-time

Although open until filled, priority application date is June 19, 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,
Posted 39 days ago | Updated 10 hours ago

100% REMOTE: Onbase Developer

Parmesoft Inc.

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Remote

Contract

100% REMOTE Job title: Onbase Developer Location: 100% Remote Duration: 6-12 Months Skills: Title: OnBase Developer OnBase Developer skills Strong SQL background with OnBase SQL with following added expertise: Development Design, configure, and deploy OnBase solutions, including: o Document types and keyword types o Unity Forms / EForms o Custom Queries and User Queues o Workflow Life Cycles and Actions using OnBase Studio Develop custom scripts using Unity API to implement business logic. Impl
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Posted 9 days ago | Updated 9 days ago

Senior Java Technologist/full-stack Developer - $72 CTC - 100% REMOTE (WI Resident/Relocate to WI)

Chandra Technologies, Inc.

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Remote

Contract

Job Description: CHANDRA TECHNOLOGIES INC is committed to providing some of the most competitive rates in the industry for qualified consultants. For candidates with current or prior experience with the State of Wisconsin experience and all required skills outlined in the job posting, we offer up to 98.5% of the client bill rate on CTC basis, ensuring a very low margin (under $1). Please be advised that client administrative fees will be deducted if applicable. Our payment terms are Net 30, and
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Posted 4 days ago | Updated 4 days ago

Sr. API Developer - ServiceTitan, Paylocity

SYSTEM SOFT TECHNOLOGIES LLC

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Remote

Third Party, Contract

Remote Must have APIs: ServiceTitan, Paylocity Authentication: OAuth 2.0, API tokens Backend: Node.js, Python, .NET (flexible based on experience) Frontend: React or Angular (light UI development) Data: JSON, REST, control totals, validation schemas Dev Tools: Postman, Git, Jira, VS Code (or preferred IDE) Required Skills & Experience: Experience in API design and systems integration.Strong knowledge of RESTful APIs, OAuth 2.0, and secure data transfer.Proven experience integrating third-party s
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Posted 14 hours ago

Senior Developer

ePace Technologies, Inc

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Remote

Contract

Title: Senior Developer Location : This role requires a strong understanding of software development principles, excellent problem-solving skills, and the ability to work collaboratively in a fast-paced environment. Developing and maintaining applications using a variety of technologies, including .NET, Azure SQL, MongoDB, Service Bus, Blob Storage, AngularJS, Okta OAuth, Azure DevOps, and GitHub Actions. Technologies: NET and AngularJS , Data - Azure SQL and MongoDB , Data Lake, Databricks, AD
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Posted 14 days ago

Sr Developer, Software (IT)

DaVita Inc.

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Remote or DeLand, Florida, USA

Full-time

Posting Date 06/12/2025 3000 DaVita Way, Deland, Florida, 32724-2039, United States of America Developer, IT Software (Labs) General Purpose of the Job The Developer, IT Software (Lab) designs and develops .NET applications. Specifically, this position may develop applications using a combination of .NET technologies (e.g., C# and ASP.Net) and database objects (e.g., tables, triggers, packages, stored procedures and functions). This position also writes technical specifications, supports qua
Posted 60+ days ago | Updated 10 hours ago

Senior Appian Developer- Remote (Future Opportunity)

ICF

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Remote or Reston, Virginia, USA

Full-time

*We are open to supporting 100% remote work anywhere within the US* * This role is part of our talent pipeline, and while there may not be an immediate opening, we are proactively connecting with qualified candidates for future opportunities* ICF's Digital Modernization division is a rapidly growing, entrepreneurial, technology department, seeking Senior Appian Developers to support upcoming needs with our federal customers. Our Digital Modernization division is an information technology and
Posted 60+ days ago | Updated 10 hours ago

ENTRY LEVEL SOFTWARE DEVELOPER

1800 Programmers Ltd.

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Remote

Full-time

Responsibilities:Assist in the design, development, and maintenance of web, desktop, or mobile applications Write clean, scalable, and efficient code following company coding standards Participate in code reviews and learn best practices from senior developers Collaborate with team members, QA testers, and stakeholders to meet project goals and deadlines Debug and troubleshoot issues in new and existing software Contribute to documentation and maintain version control using Git Stay up to date w
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Posted 3 days ago

Lead AI Developer | Azure OpenAI & ML Architect

Oscar Technology

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Remote

Full-time

Job Title: Lead AI Developer - Azure OpenAI & ML Architect Location: Remote (U.S. Preferred) Type: Full-time Compensation: Competitive salary + Equity options + Performance bonus About the Company We are a fast-growing AI platform company focused on building secure, enterprise-grade generative AI tools for industries with strict compliance requirements. Our mission is to enable legal, finance, and operational teams to safely leverage large language models for document creation, summarization, an
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Posted 22 days ago | Updated 2 hours ago