Backend Software Engineer Jobs in Washington

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.NET BACKEND DEVELOPER-REMOTE

Neo Prism Solutions, LLC

•

Remote

Full-time

Job Title: .Net Backend Developer Location : Remote Job Type: Contract SKILLS/EXPERIENCE REQUIREMENTS Experience with the Microsoft .NET platformStrong .NET Core (C#) experience with Web Services/API's, HTML/CSS (Bootstrap)Demonstrated proficiency with SQL, stored procedures, and database designThorough understanding of object-oriented development (OOD), Domain driven design, including an in-depth knowledge of implementing RESTful, micro services design patterns and architecturesStrong experien
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Posted 8 days ago | Updated 1 day ago

React Developer

Stellar IT Solutions

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Remote or Ann Arbor, Michigan, USA

Full-time, Part-time, Contract, Third Party

Job Title: React Developer Location: Remote Job Duration: 6+ Months Interview: Video Job Description: We are seeking a Mid to Senior-Level React Developer to support a legacy application modernization project. The role involves rewriting components of an existing WebForms application into a modern tech stack using React with TypeScript and a .NET Core API. The ideal candidate will be comfortable navigating legacy code and helping transition to the new architecture, with a strong focus on fro
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Posted 2 days ago | Updated 4 hours ago

Java Developer Lead (Front End and Back End) - 5699075

Accenture LLP

•

Charlotte, North Carolina, USA

Full-time

Accenture Flex offers you the flexibility of local fixed-duration project-based work powered by Accenture, a leading global professional services company. Accenture is consistently recognized on FORTUNE's 100 Best Companies to Work For and Diversity Inc's Top 50 Companies For Diversity lists. As an Accenture Flex employee, you will apply your skills and experience to help drive business transformation for leading organizations and communities. In addition to delivering innovative solutions for
Posted 7 days ago | Updated 6 hours ago

Principal Engineer Cybersecurity, Cloud Security

URSI Technologies Inc.

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Remote

Contract

Job Title: Principal Engineer Cybersecurity, Cloud Security & High-Performance Systems Location: Remote (California) Duration: 12+ Months Role Overview: We are seeking a Principal Engineer with deep expertise in Cybersecurity, Secure Cloud Architectures, and High-Performance Systems. This role focuses on developing next-generation security platforms, real-time threat detection, and secure cloud services using Rust, Scala, and WebAssembly (WASM) on AWS. Key Responsibilities: Develop secure, perf
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Posted 16 days ago | Updated 2 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 22 days ago

ADA Accessibility Developer---Front End

Allwyn Corporation

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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 4 days ago

W2 Role || Backend Java Developer****Must be local to VA***Inperson Interview

V.L.S. Systems, Inc

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Manassas, Virginia, USA

Contract

Role: Backend Java Developerr Location: Manasas, VA (4 to 5 days a week) Duration: 12-month contract-to-hire Backend Java Developer (10 years of experience), Springbot, API, Multi-threading, some Python, and finally Linux experience. They don t use windows, Client uses Linux. . The interview must be in person and work on site is 4 possibly 5 days a week at 7.5hrs a day, 37.5hrs a week. Job Description: We are partnered with the worlds leading provider of secure financial messaging services in t
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Posted 23 days ago | Updated 11 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 11 days ago

Opening for Mobile UI Developer :: Contract :: Remote

SOHO Square Solutions

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US

Contract, Third Party

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 1 day ago | Updated 5 hours 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 44 days ago | Updated 30 days ago

Mobile & Web Developer with Angular/Ionic + ADA

Allwyn Corporation

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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 22 days ago | Updated 2 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 6 hours ago

Accessibility Web Developer (Mobile + Web)

Allwyn Corporation

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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 32 days ago | Updated 4 days 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 4 hours 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 15 days ago | Updated 3 days 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 23 days ago | Updated 18 days 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 18 days ago | Updated 5 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 16 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 1 day 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 50 days ago | Updated moments ago