Backend Development jobs in McLean, VA

Distributed Systems Engineer **100% REMOTE** - Java, backend development

Remote

•

4d ago

Do something big and innovative! Stretch your creative muscles and work on big issues. Since 1989, we have developed technology environments, applications, and tools by providing experienced teams to implement, enhance, and maintain our clients essential systems and applications. Come join the Scalence team! Title: Distributed Systems Engineer (migration focused) Start Date: ASAP Duration: 12 months Location: Fully remote (Pacific work hours) Pay Rate: $60/hr. Job Summary We are looking for a Di

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Contract

Up to $60

Backend Developer Application Development Technical Lead Analyst Vice President

Remote or Jersey City, New Jersey

•

Today

Applications Development Technology Lead Analyst The Applications Development Technology Lead Analyst is a senior level individual contributor responsible for establishing and implementing new or revised application systems and programs, with a strong focus on hands-on development and modern DevOps processes. This role requires deep technical expertise and leadership within the Technology team to drive high-quality, resilient, and efficiently delivered software solutions. The overall objective

Full-time

USD 142,320.00 - 213,480.00 per year

Sr. Python Full Stack Developer @ Washington, DC(Local Candidates Only)

Hybrid in Washington, District of Columbia

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7d ago

Position Summary: Title: Full Stack Developer with Python, .NET, Angular/React, Azure Duration: Long Term Location: Washington, DC 20433 Hybrid Onsite: 4 days per week from Day 1, with a full transition to 100% onsite anticipated soon. We are seeking a skilled Full Stack Developer with a strong foundation in Python for backend development, experience with .NET/C#, and proficiency in front-end frameworks like Angular or React. You will collaborate closely with data scientists and solution archi

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Third Party, Contract

$70 - $75

Java Developer

Ashburn, Virginia

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17d ago

Java Backend DeveloperLocation:Ashburn, VA |Type:Contract/Full Time Job Description: We are looking for an experiencedJava Backend Developerto build and enhance Dockerized services using theSpring Framework. The role involves backend development, working with Big Data, distributed systems, and network-oriented solutions. Required Skills: 5+ years as a Java Developer Strong Java & Spring Framework SQL/PostgreSQL & MongoDB REST API development Docker & Linux Understanding of distributed systems Ne

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Contract

Depends on Experience

Senior Application Developer

Arlington, Virginia

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Today

A forward-thinking organization is seeking a Senior Application Developer to join a high-performing, project-driven team. This hybrid position offers the opportunity to contribute to large-scale, impactful initiatives that drive measurable value for clients and stakeholders. The firm specializes in managing complex, high-budget projects from initial concept through successful completion. Through strategic precision, seamless collaboration, and a deep commitment to accountability, each engagement

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Full-time

$100000 - $135000

Full Stack Developer, Senior

Arlington, Virginia

•

Today

Position Description: CGI Federal has an exciting opportunity for a Full Stack Developer within our Intel sector advancing the national security mission through cutting edge technology. You must have a passion for keeping pace with rapidly evolving technology advancements and leveraging your knowledge on a highly collaborative team to deliver state-of-the-art capabilities. The Full Stack Developer is a versatile software professional skilled in both front-end and back-end web development. They d

Full-time

USD 158,900.00 - 278,000.00 per year

Senior Software Engineer

Arlington, Virginia

•

Today

A leading biometrics and cybersecurity company headquartered in Reston, VA, is looking for a full-time Software Developer to join their team. In this role, you'll help design and maintain microservices-based applications that power border security and counter-terrorism systems worldwide. You'll be building systems that support passenger biometric recognition, immigration processing, and advanced threat detection. Working alongside senior developers, DevOps engineers, and data experts in an Agile

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Full-time

$100000 - $160000

Backend Node Developer

Hybrid in Fort Belvoir, Virginia

•

Today

Job Number: R0228357 Backend Node Developer 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 sof tware, 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 sof tware and systems from vision to production ready. This role is more than just coding. A

Full-time

USD 69,400.00 - 158,000.00 per year

Backend Developer (Top Secret clearance)

Reston, Virginia

•

Today

Please note: This role is contingent upon a contract award. While it is not an immediate opening, we are actively conducting interviews and extending offers in anticipation of the award. The Work We are looking for a Backend Developer to join our team and help build robust, scalable, and high-performance backend systems. This role focuses on enhancing system performance, optimizing data processing workflows, and ensuring seamless system integrations. The ideal candidate will also be responsible

Full-time

USD 81,094.00 - 166,810.00 per year

Senior Software Engineer (Homes.com)

Arlington, Virginia

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Today

Senior Software Engineer (Homes.com) Job Description CoStar Group (NASDAQ: CSGP) is a leading global provider of commercial and residential real estate information, analytics, and online marketplaces. Included in the S&P 500 Index and the NASDAQ 100, CoStar Group is on a mission to digitize the world's real estate, empowering all people to discover properties, insights and connections that improve their businesses and lives. Homes.com is already one of the fastest growing real estate portals i

Full-time

Principal AI Engineer

Arlington, Virginia

•

Today

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we're helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest po

Full-time

USD 179,000.00 - 305,000.00 per year

Sr. Backend Developer

Hybrid in Washington, District of Columbia

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8d ago

Summit Technologies, Inc. is looking for a Senior Backend Developer, to support our client in Washington, DC (Hybrid/Remote). This role supports the IRS Business Tax Account (BTA) modernization initiative as part of the Taxpayer Experience (TXE) Strategy. The Senior Back-End Developer will focus on building secure, scalable, and high-performing server-side applications and APIs within an AWS/Kubernetes federal environment. Candidates must be eligible for a Public Trust (MBI) clearance. Employme

Contract

$160,000 - $175,000

Data Engineer Senior Analyst

Arlington, Virginia

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Today

At Accenture Federal Services, nothing matters more than helping the US federal government make the nation stronger and safer and life better for people. Our 13,000+ people are united in a shared purpose to pursue the limitless potential of technology and ingenuity for clients across defense, national security, public safety, civilian, and military health organizations. Join Accenture Federal Services, a technology company and part of global Accenture, to do work that matters in a collaborative

Full-time

USD 76,100.00 - 136,700.00 per year

Full Stack Software Engineer - Acquisition & Sustainment

Arlington, Virginia

•

Today

About the Organization Now is a great time to join Redhorse Corporation. We are a solution-driven company delivering data insights and technology solutions to customers with missions critical to U.S. national interests. We're looking for thoughtful, skilled professionals who thrive as trusted partners building technology-agnostic solutions and want to apply their talents supporting customers with difficult and important mission sets. About the Role Redhorse is transforming how the Department

Full-time

Senior Software Developer

Chantilly, Virginia

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Today

Leidos is seeking a Full Stack Software Developer with expertise in modern front-end development frameworks such as Angular, React, or Vue as well as back-end development using TypeScript (e.g., building RESTful APIs working with NestJS). You will support a 200+ FTE technical development program supporting the Sponsor's IdAM/ICAM programs located on a secure network. As a Software Developer you will design, develop, and implement reliable, robust, and resilient code for systems used by the spons

Full-time

USD 107,900.00 - 195,050.00 per year

Senior Software Engineer (Golang)

Reston, Virginia

•

Today

The Team Our Health Engineering Solutions (HES) team works side by side with customers to articulate a vision for success, and then make it happen. We know success doesn't happen by accident. It takes the right team of people, working together on the right solutions for the customer. We are looking for a seasoned Senior Backend Engineer who will be a key driver to make this happen. Our team supports the vision to improve patient quality care and consumer decision-making by hospital providers acr

Full-time

USD 98,124.00 - 166,810.00 per year

Senior FHIR Software Engineer - Remote

Remote or Reston, Virginia

•

Today

*We are open to supporting 100% remote work anywhere within the US* The Team Our Health Engineering Solutions (HES) team works side by side with customers to articulate a vision for success, and then make it happen. We know success doesn't happen by accident. It takes the right team of people, working together on the right solutions for the customer. Our team supports the vision to improve patient quality care and consumer decision-making by hospital providers across the country, by collecting,

Full-time

USD 98,124.00 - 166,810.00 per year

Full Stack Developer (Top Secret clearance)

Reston, Virginia

•

Today

Please note: This role is contingent upon a contract award. While it is not an immediate opening, we are actively conducting interviews and extending offers in anticipation of the award. The Work As a Full Stack Software Developer at ICF you play the central role in driving innovation and using technology to drive connections through a multi-channel experience. If you have an incredible passion for innovative technology development and enjoy working with clients, ICF is the place for you. You sh

Full-time

USD 81,094.00 - 166,810.00 per year

Software Engineer

Fort Belvoir, Virginia

•

Today

Company Overview We are a world-class team of professionals who deliver next generation technology and products in robotic and autonomous platforms, ground, soldier, and maritime systems in 50+ locations world-wide. Much of our work contributes to innovative research in the fields of sensor science, signal processing, data fusion, artificial intelligence (AI), machine learning (ML), and augmented reality (AR). QinetiQ US's dedicated experts in defense, aerospace, security, and related fields a

Full-time

Software Engineers - 25k Sign on Bonus

Columbia, Maryland

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Today

Leidos anticipates several new and exciting opportunities for Software Engineers in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immedia

Full-time

USD 154,050.00 - 278,475.00 per year

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Backend Development jobs in McLean, VA, USA