Senior Backend Developer jobs in Quantico, VA

Chantilly, Virginia

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Today

Overview We are seeking a Java Backend Software Engineer to join a team of developers and cloud engineers responsible for enhancing legacy Public Key Infrastructure (PKI) systems and developing new solutions to support evolving mission requirements. The successful candidate will develop scalable backend applications, integrate systems through APIs, and support the design and implementation of PKI solutions across multiple networks. The team operates within an Agile Scrum framework, delivering

Full-time

Senior Back-end Developer

McLean, Virginia

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Today

Overview We are seeking an experienced Senior Java Backend Developer to design, develop, test, and maintain scalable enterprise applications and backend services. The successful candidate will have strong hands-on experience with Core Java, Spring, Spring Boot, Spring Data JPA, and RESTful API development. The Developer will work across the full application lifecycle, developing reliable backend solutions, integrating with relational and non-relational databases, implementing automated testing

Full-time

Senior Backend/ Integration Developer

Remote

•

Yesterday

Senior Backend / Integration Developer Enterprise Integration & API Development Position Overview We are looking for a Senior Backend / Integration Developer to design and implement backend integration services connecting enterprise and warehouse systems. This is a hands-on senior engineering role requiring strong experience with backend APIs, enterprise system integration, SOAP/WSDL services, data transformation and mapping, error handling, observability, and integration testing. The developer

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Full-time

55 - 60

Senior Backend Software Developer

Remote or Maumee, Ohio

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Today

Job Summary: The Senior Back-End Software Developer will be responsible for designing and developing scalable, secure, and high-performance back-end web-based applications and services, including maintenance, testing, and debugging. In addition to development, this individual will collaborate with a team of developers and occasionally assist junior developers in all facets of software development. Job Goals: Contribute to all stages of the software development lifecycle, from feasibility, soluti

Full-time

Compensation information provided in the description

Back-End Software Developer

Chantilly, Virginia

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Today

Overview VTG is seeking a talented and experienced Back-End Software Developer to join our dynamic and innovative team in Chantilly, VA or Herndon, VA. As a Back-End Software Developer, you will play a key role in designing, developing, and maintaining high-quality software applications. You will work closely with cross-functional teams to understand requirements, translate them into technical solutions, and deliver innovative software products that meet customer needs. What will you do? Desin

Full-time

Backend Java Developer ---- Locals Only ---- W2 Role ---- Hybrid role

Hybrid in Vienna, Virginia

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12d ago

Backend Java Developer Duration: Long Term Ongoing with no end date Hybrid role - Thrice a week onsite and Two days remote San Diego, CA Compensation : $75/hr to $85/hr Role Overview We are seeking a mid-to-senior Backend Engineer to design, develop, test, integrate, and maintain backend services and digital systems supporting mobile and online banking platforms. This role partners closely with analysts, QA testers, frontend engineers, and cross-functional teams to deliver secure, scalable,

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Contract

75 - 85

Senior Back-End / Platform Engineer

Alexandria, Virginia

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Today

Overview AMERICAN SYSTEMS is an employee-owned federal government contractor supporting national priority programs through our strategic solutions in the areas of Information Technology, Engineering & Analysis, Test & Evaluation, and Training. Responsibilities Design, build, migrate, and sustain DTE&A Data Management Platform (DDMP) secure domain services, data-access layer, integration APIs, workflow automation, and AI-enabled back-end capabilities. Key Responsibilities Lead the modernizati

Full-time

USD 135,000.00 per year

Senior Software Engineer (Data Backend)

Vienna, Virginia

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Today

SteerBridge is a modern technology company delivering innovative, mission-focused solutions to the U.S. Government and private sector. Leveraging deep expertise in federal acquisition, digital transformation, and emerging technologies, we deliver agile, commercial-grade capabilities that accelerate operational effectiveness and drive measurable mission success. At the core of SteerBridge is our people-especially the veterans whose leadership, problem-solving mindset, and commitment to excellenc

Full-time

USD 145,000.00 - 175,000.00 per year

Sr. Java Back-End Engineer (Workflow & Access Control)

McLean, Virginia

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Today

Must Have Qualifications: Ideal candidates must have 3-4+ years of hands-on software development experience. Front end focused and strong back-end skills. Java, JavaScript Frameworks (such as React.js) and programing skills are required, along with experience in Java Spring, Git, Unix, and Jenkins. Python is a plus. Candidates should have experience enhancing and optimizing workflows, including understanding run type execution and orchestration. Schedule: Standard Shortlisting Deadline: Septemb

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

Senior Backend Engineer // Fully Remote // TypeScript Node.JS

Remote

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Today

A fast-growing B2B infrastructure platform is expanding its engineering team and looking for a Senior Backend Engineer to join one of its most critical and high-velocity teams. This is a full-time, 100% remote opportunity built around a TypeScript, Node.js, and Nest.js stack, with microservice architecture at the core. The platform powers real-time services for a rapidly growing merchant base and operates at meaningful scale. EST hours are required. This team owns more services than any other i

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Full-time

$170000 - $200000

Senior Backend Engineer - Prompt Security (Node.js / TypeScript)

Remote

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Today

Our Purpose At SentinelOne, we are driven by a clear purpose: to give the advantage to those who secure our future. As AI reshapes how organizations build, operate, and innovate, the responsibility to protect them becomes more critical than ever. When you join SentinelOne, your work helps protect global enterprises, critical infrastructure, and the technologies shaping tomorrow. If you are motivated by meaningful challenges and want your impact to be real, measurable, and global, you will find

Full-time

USD 132,000.00 - 182,000.00 per year

Senior Backend Engineer

Remote

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Today

Who we're looking for As a Senior Backend Engineer, you'll be joining an impactful team of highly skilled engineers who are building the core platform features and services to fuel our rapidly growing company! As a team, we are always working to continuously improve both our product and our craft. The Backend team will focus on developing world-class services and integrations, all the while ensuring to keep our apps secure, high-performing, and most importantly scalable (we're growing!). We're l

Full-time

USD 170,000.00 - 195,000.00 per year

Senior Lead Software Engineer, Backend

Remote

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Today

At DraftKings, AI is becoming an integral part of both our present and future, powering how work gets done today, guiding smarter decisions, and sparking bold ideas. It's transforming how we enhance customer experiences, streamline operations, and unlock new possibilities. Our teams are energized by innovation and readily embrace emerging technology. We're not waiting for the future to arrive. We're shaping it, one bold step at a time. To those who see AI as a driver of progress, come build the

Full-time

USD 160,700.00 per year

Senior Dot Net Developer with Azure

Remote

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8d ago

Job Title: Senior Dot Net Developer Location: Remote(USA) Experience: 10+ Years Description: Senior .NET Backend Developer (Azure Cloud)Job SummaryPW Business is seeking a Senior .NET Backend Developer with Azure Cloud experience to join a core development team. The ideal candidate will have a minimum of 8 years of hands-on experience developing enterprise applications using Microsoft .NET technologies and modern cloud platforms. This role requires strong backend development expertise, experien

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Contract

40 - 50

Sr Mid-Level .NET Backend Developer

Remote

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3d ago

Hi, Greetings from DIA SOFTWARE SOLUTIONS LLC! We Reaching out about an exciting Direct client opportunity with one of our clients. Please review the requirements and let me know if you are interested in this position? Direct client Req:: Need Sr Mid-Level .NET Backend Developer ,Remote PLEASE SEND THE RESUMES TO SKUMAR AT DIASOFTWARESOLUTIONS DOT COM ! Job Description: We help healthcare providers and insurers ensure accurate patient eligibility and coverage, reducing claim denials and improvin

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Contract, Third Party

Depends on Experience

Senior Software Engineer, Backend | Audit Product Team

Remote

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Today

Machinify is a leading healthcare intelligence company with expertise across the payment continuum, delivering unmatched value, transparency, and efficiency to health plan clients across the country. Deployed by over 85 health plans, including many of the top 20, and representing more than 270 million lives, Machinify brings together a fully configurable and content-rich, AI-powered platform along with best-in-class expertise. We're constantly reimagining what's possible in our industry, creatin

Full-time

USD 200,000.00 - 230,000.00 per year

Sr/Staff Software Engineer, Backend | Web Products

Remote

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Today

Full-time

USD 200,000.00 - 250,000.00 per year

Senior Backend Engineer

Remote or Stamford, Connecticut

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Today

RESPONSIBILITIES: Kforce has a client near Stamford, CT that is seeking a Senior Backend Engineer who will work across engineering, product, analytics, and operations to architect durable serverless systems, develop clean and reliable Python services, and power mission-critical workflows such as claims processing, eligibility ingestion, episode creation, provider search, and care coordination. Location: Remote within the U.S. The team is based near Stamford, Connecticut, and candidates must be

Full-time

$150,000 - $190,000 annually

Senior MERN Stack Engineer – Backend Heavy + AWS

Remote

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3d ago

Senior MERN Stack Engineer Backend Heavy + AWSLocation: Remote EST Candidates Only Duration: Long-Term Contract Time Zone Requirement: Must be located in and able to work EST hoursRate : $70/hr on CTCRequired Skills 8+ years of overall software development experience. Strong hands-on experience with Node.js and Express.js. Strong backend development experience using JavaScript and TypeScript. Strong experience designing and developing RESTful APIs and backend services. Experience building micr

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Full-time, Third Party

65 - 70

Senior Backend Engineer (Multiple Positions)

Remote

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Today

Senior Backend Engineer About LaunchDarkly Engineering LaunchDarkly helps engineering organizations ship software and AI with speed, safety, and control. Our platform gives teams the confidence to release gradually, target experiences to the right audiences, learn through experimentation, understand what is happening in production, and respond quickly when risk appears. Our engineers build the systems, services, SDKs, developer tools, cloud infrastructure, and product experiences that make thi

Full-time

USD 191,800.00 - 263,670.00 per year

Senior Backend Developer jobs in Quantico, VA 22134, USA