Java Jobs in Purcellville, VA

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Sr. Manager - Site Reliability Engineer

Visa Inc.

Ashburn, Virginia, USA

Full-time

Company Description Visa is a world leader in payments and technology, with over 259 billion payments transactions flowing safely between consumers, merchants, financial institutions, and government entities in more than 200 countries and territories each year. Our mission is to connect the world through the most innovative, convenient, reliable, and secure payments network, enabling individuals, businesses, and economies to thrive while driven by a common purpose - to uplift everyone, everywhe

Front-End Software Engineer (TS/SCI)

Maxar Technologies Holdings Inc

Herndon, Virginia, USA

Full-time

Please review the job details below. Front-End Focused Full Stack Software Engineer - Now Hiring! We're looking for a curious, tech-savvy engineer with a passion for front-end development and user experience. You'll join a tight-knit team where your UI skills will shape the tools our users rely on every day. From designing clean, responsive interfaces to collaborating across disciplines, you'll help turn complex needs into simple, intuitive solutions. If you thrive on building polished, user-fo

Data Scientist/Solutions Engineer (TS/SCI)

Maxar Technologies Holdings Inc

Herndon, Virginia, USA

Full-time

Please review the job details below. Maxar is seeking a Data Scientist / Solutions Engineer to work in an agile and fast paced customer environment supporting users whose mission is to solve unique and challenging problems in support of national security. The ideal candidate will be part of a small multi-disciplinary big data analytics team and have the unique opportunity to interact directly with users and other technologists to ensure solutions, development and tools meet the needs of the cus

Cypress Automation

Valueprosite

Remote

Third Party, Contract

Job Title: Cypress automation Location: 100 % Remote Duration: 12+ Months Job Description 4-8 years experience in Automation Cypress automation experience using either JavaScript or Typescript, would also accept Playwright experience, candidates who only have Selenium If the candidate doesn t have experience in Cypress, Java experience or high-level programming language experience. Strong UI testing skills, API skills are nice to have. They will be testing UI of various we applications. UI i

Backend Cloud Application Developer

Maxar Technologies Holdings Inc

Herndon, Virginia, USA

Full-time

Please review the job details below. Maxar is seeking a highly skilled and experienced backend software developer to join our dynamic engineering team. You will be instrumental in designing, developing, and maintaining scalable, highly available, and resilient backend services that power our event-driven cloud applications. This role requires a strong understanding of modern cloud-native architectures, container orchestration, and message queuing systems. Responsibilities: Design, develop, and

Principal Software Engineering Manager - CTJ - Poly

Microsoft Corporation

Reston, Virginia, USA

Full-time

Are you interested in working for on cutting-edge cloud security products? Would you like to be part of one of the world's most advanced cyber-security solutions and protect millions of computers from thousands of active attack attempts, every month ? Look no further than the Microsoft Defender engineering team. You will be building and delivering cloud solutions to meet the scale that few companies in the industry are required to support. Leveraging state-of-the-art technologies, you will be in

Software Application Developer

Leidos

Reston, Virginia, USA

Full-time

Leidos is in need of a software applications developer to support a dynamic and exciting software development program. This position will be part of a team of applications developers supporting multiple projects, which include high profile high visibility projects offering technical learning opportunities. These projects are all within the cloud and support multiple mission partners. The ideal candidate will have AWS experience developing for the cloud to include complete secure cloud integratio

Data Systems Engineer

Leidos

Chantilly, Virginia, USA

Full-time

Description POSITION TITLE Data Systems Engineer JOB DESCRIPTION The Data Systems Engineer is an integral member of a government/contractor team supporting our customer's operations organization. This role requires an individual with technical experience administering Linux servers within a virtual environment. The role requires implementing security compliance for the systems. The individual's work encompasses interfacing with advanced systems, with data processing capabilities across a mult

Application/Cloud Developer

Nightwing

Sterling, Virginia, USA

Full-time

Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers' most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing brings disruptive technologies, agility, and competitive offerings to customers in th

Software Engineer

ICF

Reston, Virginia, USA

Full-time

ICF is a rapidly growing, entrepreneurial, multi-faceted consulting company, seeking a Software Engineer. This developer will help re-design and build a new website for government agency committed to improving child welfare. The ICF team performs custom software development and maintenance on a suite of web-based applications, and works closely with clients and other contractors to ensure the performance and reliability of public-facing, mission-critical applications. Based on your experiences

Android Developer

Analytics Solutions

Remote

Contract

Job title: Android developer Location: remote Duration: Long Term Contract Primary Skills: Java, kotlin, jetpack, compose, mvvm architecture You have: Advanced knowledge of Kotlin & Java Demonstrated development experience with active apps (50k+ users) on the Google Play Store Proven ability to write clean, testable, and performant code Strong knowledge of design principles, user interfaces, and mobile standards Experience integrating & managing subscription features using Google Play Bill

Multi Cloud Engineer

SAIC

Chantilly, Virginia, USA

Full-time

Job ID: 2507428 Location: CHANTILLY, VA, US Date Posted: 2025-07-10 Category: Information Technology Subcategory: Cloud Comp Engr Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: TS/SCI with Poly Clearance Level Must Be Able to Obtain: None Potential for Remote Work: No Description SAIC is seeking a Multi-Cloud Engineer to support SAIC's Prime Program, Landmark AOS in Chantilly, VA. Landmark AOS is a large SETA program, supporting the NRO's Ground Enterprise D

Application Developer - Expert

Nightwing

Sterling, Virginia, USA

Full-time

Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers' most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing brings disruptive technologies, agility, and competitive offerings to customers in th

Software Engineer

Brooksource

Remote

Contract

Job Title: Software Engineer Location: Remote Job Type: 3-month contract with potential for extension or conversion Pay Rate: 50-55 hourly We re looking for an experienced Software Engineer who will serve as an individual contributor for an engineering team that supports a product. You enjoy working with both server and client-side technologies and possess a good mixture of DevOps and application development chops and would like to build forward-thinking and innovative solutions with experienced

Software Developer I

General Atomics

Chantilly, Virginia, USA

Full-time

Job Summary General Atomics Integrated Intelligence, Inc. (GA-Intelligence), an affiliate of General Atomics, maintains and deploys production systems for users across the Intelligence Community, Department of Defense, and commercial industry. We build and develop best-in-class all domain and globally focused situational awareness capabilities, including THRESHER and DRAGONSPELL, that process petabytes of data from numerous streaming data sources in near real time. Our systems apply state-of-th

Principal Site Reliability Engineer (Prisma Access)

PaloAlto Networks

Reston, Virginia, USA

Full-time

Company Description Our Mission At Palo Alto Networks everything starts and ends with our mission: Being the cybersecurity partner of choice, protecting our digital way of life. Our vision is a world where each day is safer and more secure than the one before. We are a company built on the foundation of challenging and disrupting the way things are done, and we're looking for innovators who are as committed to shaping the future of cybersecurity as we are. Who We Are We take our mission of

Cloud Developer

Software Guidance & Assistance

Frederick, Maryland, USA

Full-time

Software Guidance & Assistance, Inc., (SGA), is searching for a Cloud Developer for a Direct Hire opportunity with one of our premier clients in Frederick, MD. Role and Responsibilities: As a Cloud Developer, your primary responsibilities will be to design, deploy, and maintain containerized applications on the Azure Kubernetes Service platform. Maintain deployment procedures, update secret certificates, and other Kubernetes administrational duties. You will work with cross-functional teams to

Oracle EBS Istore Developer

Teamware Solutions

Remote

Contract, Third Party

Role: Oracle iStore Senior Developer Location: Remote (Client based in Philadelphia, PA) Type: Contract(C2C OR W2) Duration: 6 Months Mode: Remote We re hiring an experienced Oracle iStore Developer to support a critical enterprise platform. The ideal candidate will have strong Oracle EBS experience, hands-on development in Java technologies, and solid understanding of frontend scripting. Key Responsibilities: Develop and enhance Oracle EBS iStore modules Work with Java, J2EE, JSP/HTML, REST

Principal Cyber Network Engineer

ManTech

Chantilly, Virginia, USA

Full-time

ManTech seeks a motivated, career and customer-oriented Principal Cyber Network Engineer to join our team in Chantilly, Virginia. As a Principal Cyber Network Engineer, you will be responsible for expanding network modeling of various vendor network devices, such as routers, switches, load balancers and firewalls as well as virtual network devices and cloud environments. Research various network devices' features affecting "access" and create a proposal for modeling such as features in RedSeal.

Principal Cyber Network Engineer

ManTech

Chantilly, Virginia, USA

Full-time

MANTECH seeks a motivated, career and customer-oriented Principal Cyber Network Engineer to join our team in Chantilly, Virginia. As a Principal Cyber Network Engineer, you will be responsible for expanding network modeling of various vendor network devices, such as routers, switches, load balancers and firewalls as well as virtual network devices and cloud environments. Research various network devices' features affecting "access" and create a proposal for modeling such as features in RedSeal.