Back End Software Engineer Jobs in Washington

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301 - 320 of 345 Jobs

ADA Accessibility Developer---Front End

Allwyn Corporation

•

Remote

Contract, Third Party

Position: Mobile & Web Developer with Angular/Ionic + ADA Location: Remote Duration: 4+ months Job Description: We are looking for a skilled Front-End Developer who can contribute across both mobile and web (.com) platforms. The ideal candidate will have hands-on experience with Angular and Ionic frameworks, and a strong understanding of ADA compliance to ensure accessibility standards are met across all digital experiences. Responsibilities: Develop and maintain responsive and accessible applic
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Posted 3 days ago

Python Backend Developer - EST

Reveille Technologies

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Remote

Contract

Role: Python Backend Developer - EST Location: Remote Years of Experience: 10+ years Job Description API Development and Integration:o Design and implement RESTful or Graph QL APIs. o Integrate third-party services and APIs. Database Management:o Design and optimize database schemas. o Write efficient queries and manage database migrations. o Ensure data integrity and security. Server-Side Logic:o Implement business logic and algorithms. o Handle server-side processing and computations. Security
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Posted 21 days ago

Lead/Senior Java Backend Developer (Java, Backend, Kafka, Spring Boot, Microservices)

Brillio, LLC

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Remote

Full-time, Third Party

Role: Lead/Senior Java Backend Developer (Java, Backend, Kafka, Spring Boot, Microservices) Years of Experience: 10+ years Location: Remote Looking for W2 or Full Time for this remote position. Job Description: Skills: Java, Spring boot, REST API, Kafka, Microservices Contributing to all stages of software development lifecycle Coding, unit testing, implementation, deploying builds, troubleshooting Production and environmental issues, coordination with QA, App Support & Business Design, impleme
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Posted 60+ days ago | Updated 10 days ago

Sr. Backend Developer (Java Microservices/API)

Photon

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Remote

Full-time

Go through JD below and let me know. We have an exciting opportunity for a Sr. Backend Developer (Java Microservices/API) position with one of our clients. The role offers flexibility with remote work, but the candidate should be open to traveling to Cleveland once every 2-3 months or as required by the client. Position: Sr. Backend Developer (Java Microservices/API) Location: Remote / Onsite in Cleveland (occasional travel required) Type: [Contract / Full-time choose whichever applies] Job Su
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Posted 42 days ago | Updated 28 days ago

Opening for Mobile UI Developer :: Contract :: Remote

SOHO Square Solutions

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US

Third Party, Contract

Job Title: Mobile UI Developer Location: Remote Job Type: Contract Job Summary: Job Description: We are seeking a Mobile UI Developer with strong expertise in Kotlin, Java, and Spring frameworks to design, develop, and enhance high-quality mobile applications for our financial clients. The ideal candidate will be experienced in building secure, scalable mobile UI applications within the banking and financial services domain, ensuring seamless integration with backend services while deliveri
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Posted 17 hours ago | Updated 16 hours ago

Mobile & Web Developer with Angular/Ionic + ADA

Allwyn Corporation

•

Remote

Contract, Third Party

Job Title: Mobile & Web Developer with Angular/Ionic + ADA Location: Remote Job Overview We are looking for a skilled Front-End Developer who can contribute across both mobile and web (.com) platforms. The ideal candidate will have hands-on experience with Angular and Ionic frameworks, and a strong understanding of ADA compliance to ensure accessibility standards are met across all digital experiences. Responsibilities: Develop and maintain responsive and accessible applications across mobile
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Posted 21 days ago | Updated 1 day ago

Accessibility Web Developer (Mobile + Web)

Allwyn Corporation

•

Remote

Contract, Third Party

NOTE:This is 4 month contract only. 40 Hrs / per week. We are looking for a skilledFront-End Developerwho can contribute across bothmobile and web (.com)platforms. The ideal candidate will have hands-on experience withAngular and Ionic frameworks, and a strong understanding ofADA complianceto ensure accessibility standards are met across all digital experiences. Responsibilities: Develop and maintain responsive and accessible applications across mobile and web platforms.Collaborate with UI/UX
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Posted 30 days ago | Updated 2 days ago

Backend Developer - TypeScript/Node

Covenant Eyes

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Remote

Full-time

We do not allow remote work in the following states - CA, CO, CT, LA, ME, MA, NJ, NY, OR, RI, VT, WA, WV, and Washington DC. Overview OverviewWorking at Covenant Eyes is about something bigger than creating and selling software; its about creating a movement and changing culture. At the end of the day you are contributing to saving a marriage, protecting a childs innocence, strengthening a commitment to purity, and working to end sexual exploitation. As a company focused on restoring relationshi
Posted 60+ days ago | Updated 15 days ago

React Native Mobile Architect

Aptino

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Remote

Contract, Third Party

Job Description:We are seeking a highly skilled and experienced Senior React Native Developer / Mobile Architect to join our mobile development team. The ideal candidate will have a proven track record of building scalable and high-performance mobile applications using React Native and related technologies. You will be responsible for leading mobile architecture decisions, implementing robust features, and ensuring seamless cross-platform user experiences. Key Responsibilities:Design, develop, a
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Posted 14 days ago | Updated 1 day ago

Team Lead, Java Developer

Govincorp

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Remote

Full-time

Seeking a highly skilled Team Lead, Java Developer to guide and mentor a team of developers in delivering high-quality backend services and APIs. The ideal candidate will possess strong technical expertise in Java, Go, PHP, Node.js, and MySQL, along with solid experience managing development teams and collaborating across functions to deliver scalable solutions. This position is 100% remote Responsibilities: Lead and manage a team of backend developers, providing technical direction and mentori
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Posted 17 days ago | Updated 3 days ago

SAP Fiori Consultant Position - REMOTE

Vailexa Technology LLC

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Remote

Contract

Role: SAP Fiori Consultant Location: REMOTE Job Type: Contract Job Overview: An experienced SAP Fiori Consultant (Min 6+ years) with strong understanding of SAP Fiori and SAP UI5 technologies, with hands-on experience in developing and deploying Fiori applications. Qualifications and Skills: SAP Fiori Consultant with a strong understanding of SAP Fiori/UI5, SAP Gateway, and OData services. Experience with SAP S/4HANA, SAP Fiori Launchpad, and custom Fiori application development. Knowledge of AB
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Posted 16 hours ago

Full Stack Developer - Backend / API Development

Zachary Piper Solutions, LLC

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Remote

Full-time

Piper Companies is looking for a Full Stack Developer - Backend / API Development to join a strategic global organization a fully remote role working EST / CST hours. The ideal Full Stack Developer - Backend / API Development will design and build scalable backend services while contributing to frontend development efforts. Responsibilities for Full Stack Developer - Backend / API Development: Build and maintain robust, scalable RESTful APIs using Python to power core platform features Collab
Posted 22 days ago | Updated 16 days ago

Java Backend Application Senior Developer - C14 - JERSEY CITY

Citi

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Remote or Jersey City, New Jersey, USA

Full-time

Job Description The Account Master Central (AMC) team within Institutional Service Group (ISG) is seeking a Senior Java Backend Lead Developer to join our engineering team in NJ. Potential candidates MUST have experience with and are enthusiastic about developing all areas of middle-tier and back-end system programming. The responsibilities of this position include but are not limited to: writing large scale Java programs in pure core Java to facilitate both batch and real-time processing. All p
Posted 60+ days ago | Updated 1 hour ago

Web Developer

Pozent

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Remote or Woburn, Massachusetts, USA

Contract

6 month plus contract opportunity Remote position - CST Overview We are seeking a skilled and reliable Web Developer / Backend Engineer to provide ongoing support and project-based development across our digital ecosystem. This includes building new websites, updating existing websites, and handling server-side tasks and remediation. Familiarity with Microsoft Azure and Kentico CMS is essential. Background Our organization operates multiple web properties and digital tools hosted primarily in
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Posted 49 days ago | Updated 9 hours ago

Java Backend Developer | Remote

Doyensys Inc

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Remote or Dallas, Texas, USA

Contract, Third Party

Doyensys is a Management and Information Technology consulting services company based out of Dallas, TX. With 200+ employees globally, we support customers around the globe to solve their business and technology challenges. Great culture, excellent benefits , consistant growth are some of the attributes of Doyensys. We look for great talents to join our thriving team. Why settle for less?Job Title: Java Developer Location: Remote is ok. Most team members work outside of the Cincinnati area. Core
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Posted 17 days ago | Updated 1 day ago

Angular UI Architect

Bramkas Inc.

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Remote

Contract

Angular UI Architect Location: United States RemotePosition Type: Contract / Contract-to-Hire (CTH)Experience Level: 12+ yearsJob Summary We are seeking a hands-on Angular Architect / Senior Lead with strong technical depth and client-facing experience. The ideal candidate will be skilled in building scalable, high-performance web applications using Angular (v10+) and related technologies. This role involves leading from the frontworking on critical features, setting standards, collaborating wi
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Posted 51 days ago | Updated 7 days ago

Associate Director Blockchain Engineering

HireTeq

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Remote

Full-time

Associate Director, Blockchain Engineering Location: Jersey City, NJ / Tampa, FL (Remote Work Available) This is a primarily remote role; however, candidates must be located near Jersey City, NJ or Tampa, FL and be willing to visit the client site as needed. Term: Permanent/FTE The ideal candidate will have a deep understanding of quantitative financial processes including derivatives, swaps, lending and repo markets, collateral management and liquidation, and other advanced trades. The candidat
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Posted 28 days ago | Updated 19 hours ago

Sr Golang Developer/Remote

Motion Recruitment Partners, LLC

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Toronto, Ontario, Canada

Full-time

Our client is a leading provider in Payment Gateways and solutions. They are looking to hire a Backend Developer for their Canadian team to help with their expanding business opportunities and growth. Required Skills & Experience 8+ years of experience in backend software development Desired Skills & Experience Golang, Kubernetes, K8's, Kafka, and AWS What You Will Be Doing Tech Breakdown 100% Back-End Daily Responsibilities Hands on Development Team Collaboration Applicants must be curre
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Posted 60+ days ago | Updated 10 hours ago

Java Swing Developer

Kforce Technology Staffing

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Remote or Salt Lake City, Utah, USA

Third Party, Contract

RESPONSIBILITIES: Kforce has a client in Salt Lake City,. UT that is seeking a Java Swing Developer. Summary: We are seeking a skilled Java Developer with strong experience in Java Swing, Oracle and JavaFX to support the development and enhancement of desktop-based software applications. This role will involve designing and implementing user interfaces, integrating back-end logic, and ensuring responsive, user-friendly application performance. Responsibilities: * Design, develop, and maintain
Posted 3 days ago | Updated 7 hours ago

Senior UI Developer

ST RXR Investments LLC

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Remote or Miami Beach, Florida, USA

Full-time, Third Party

Job Title:Senior UI Developer (3+ Years of Experience) Compensation: Up to 300k depending on experience. Location:Miami Beach, FL [Remote is Optional] Company:ST RXR Investments LLC Job Type:Full-time About Us:We are one of the two pioneers of high frequency automated trading, and a dynamic and innovative Hedge Fund focused on building a new cutting-edge high frequency, algorithmic trading platform. Our team is developing a trading interface integrated via API, designed to offer high-performance
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Posted 28 days ago | Updated 16 days ago