Java Application Developer Jobs in Colonial Beach, VA, US

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Application Developer, Senior

Washington, District of Columbia, United States

$87k-$198k/yr HybridFull Time

Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients

10+ YOESenior application/software developer with TS/SCI clearance, 10+ years of experience, Node.js/Typescript, SQL, PostgreSQL, Redis, Elasticsearch; Bachelor's or Master's in a relevant field.

Node.js, Typescript, SQL, PostgreSQL, Redis, Elasticsearch, JSON, Java, SharePoint, XML, Oracle, MongoDB, Solr, OpenAI

1mo

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1mo

Application Developer / Software Engineer

Washington or Fairfax

HybridFull Time

Navteca: Developing specialized cloud and immersive technology for government agencies.

4+ YOEMid-level application developer with 4–6 years of experience, SDLC expertise, on-site or hybrid work in the DMV area, strong skills in web and enterprise app tech; AI/ML preferred.

ASP.NET, C#, Python, Java, C/C++, HTML, XHTML, XML, XSLT, CSS, JavaScript, SQL, SQL Server, Oracle, MarkLogic, Visual Studio, Git, CI/CD pipelines, .NET Framework, SharePoint, Microsoft Power Platform, IIS, SQL Reporting, ETL, AI, ML

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SME Application Developer

Fairfax, Virginia, United States

$175k-$205k/yr OnsiteFull Time

GovCIO: Provides technology and mission support services to federal agencies.

12+ YOEActive Secret clearance; US citizen; 12+ years IT; 5+ years Java; strong Java, Spring Boot, REST; secure environments; Maven/Gradle, Git, Jenkins; Docker/Kubernetes; AWS GovCloud/Azure Gov; FISMA/NIST/RMF; cross-domain solutions.

Maven, Gradle, Git, Jenkins, GitLab CI, Docker, Kubernetes, AWS GovCloud, Azure Government, Java, Spring Boot, REST, CI/CD

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Palantir Application Developer

Tysons or United States

$113k-$188k/yr RemoteFull Time

Guidehouse: Provides management and technology consulting services to diverse organizations.

2+ YOEMinimum 2 years Palantir Foundry development; 5 years building production apps; strong SQL; Python preferred; DoD Public Trust clearance; Bachelor's degree or 4 years experience in lieu.

Palantir Foundry, Pipelines, Transformations, Workshops, SQL, Python, Java, Scala

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Spatial Front, Inc - Senior Application Developer

Suitland or United States

$90k-$138k/yr RemoteFull Time

Spatial Front: IT solutions and mission support for government agencies.

7+ YOEBachelor’s degree in computer science or related field; 7+ years software development experience; strong Java, AWS, and microservices skills; experience with React, Python, and databases.

Java, AWS, Spring Framework, Hibernate, REST, PostgreSQL, Oracle Spatial, Python, React

1mo

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1mo

Application Developer- Full Stack (Senior)

Sterling, Virginia, United States

OnsiteFull Time

Nightwing: Provides advanced cyber and intelligence solutions for national security.

4+ YOESenior full-stack web developer with 4-6 years of web app experience; skilled in Angular/React/JavaScript; Java Spring is a plus; cloud and Linux experience; AI/ML familiarity a plus.

Angular, React, JavaScript, Java, Python, Linux, AWS, Azure, C2S, Oracle Cloud, Docker, Kubernetes, Tableau, Pandas, D3.js, Git, Jira, Confluence

18h

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18h

Oracle Application Framework (OAF) Developer

Arlington, Virginia, United States

$86k-$176k/yr RemoteFull Time

Accenture Federal ServicesNYSE: ACN: Provides technology and consulting services to U.S. federal agencies.

4+ YOE4+ years OAF development; Oracle EBS; Java, SQL, PL/SQL; OA Framework MVC; Agile experience; troubleshooting across environments.

Java, SQL, PL/SQL, OA Framework, Oracle EBS

1mo

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1mo

Analytic Application Developer

Washington, District of Columbia, United States

OnsiteFull Time

George Consulting: Specialized engineering and IT services for federal defense agencies.

5+ YOE5+ years of experience; DoD secret clearance required; strong skills in multiple programming languages and data/analytic tools; on-site at Washington Navy Yard.

Python, R, ColdFusion, C#, Java, .NET, CSS, HTML, Angular, React, Power Platform, Azure, Synapse Analytics, Azure Data Bricks, AI Foundry, Data Factory, SQL, PL/SQL, T-SQL, REST, Graph, SPARQL, SOAP, GitLab, GitHub, Atlassian, Azure DevOps, DevSecOps, SQL

2mo

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2mo

Multi-Platform Mobile Application Developer

Lorton, Virginia, United States

$87k-$198k/yr HybridFull Time

Booz Allen HamiltonNYSE: BAH: Providing professional consulting and technical services to government agencies.

5+ YOE5+ years in software development, mobile apps for iOS/Android, Kotlin/Java/Dart, Kotlin Multiplatform or Flutter, REST APIs, offline support, app deployment knowledge, Secret clearance.

Kotlin, Java, Dart, Kotlin Multiplatform, Flutter, REST APIs, Mobile Testing, App Deployment

3mo

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3mo

Application Security Engineer

McLean, Virginia, United States

OnsiteContract

Steampunk: Design-led federal technology consulting and innovation services firm.

3+ YOEContract Application Security Engineer with vulnerability remediation, secure SDLC, and cross-team collaboration; requires ability to obtain U.S. government security clearance.

Maven, Git, Jenkins, Ansible, Java, C#/.NET, Apache Tomcat, Apache HTTP Server, IIS, F5, Oracle, MS SQL Server, PostgreSQL, AWS, Azure GovCloud, Invicti, WebInspect, DAST/IAST, Python, JIRA, Service Now, DISA STIG, PHP, SQL

22h

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22h

Senior Application Engineer - Oracle ERP-PVM & Ivalua VenDoor

Vienna, Virginia, United States

$131k-$180k/yr HybridFull Time

Navy Federal Credit Union: Offers banking and financial services to the military community.

7+ YOEBachelor or Master in CS/IS or related; 7+ years software development; Oracle Cloud (HCM/ERP-PVM) and Ivalua; REST/SOAP integrations; OCI; Git/GitHub Actions; API design; Java/JavaScript/SQL; Agile; strong problem solving.

Oracle Cloud, Oracle Integration Cloud (OIC), Oracle Visual Builder, Ivalua VenDoor, REST, SOAP, SFTP, OCI, Git, GitHub Actions, APIs, Java, JavaScript, HTML, CSS, PL/SQL, BI Publisher, OTBI, OAF, APEX, Unix Shell, Python, XML, JSON

1mo

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1mo

Application Security Engineer 1

Arlington, Virginia, United States

OnsiteFull Time

Bloomberg Industry Group: Provides legal, tax, and government intelligence and analysis.

0+ YOEEntry-level role requiring 0-2 years of experience; associate's degree or equivalent; familiar with SAST/DAST/SCA; programming in Python/Java/JavaScript; desire to grow in AI security and security engineering.

SAST, DAST, SCA, Vulnerability Management, CI/CD, GitLab, GitHub Actions, Jenkins, AWS, Python, Java, JavaScript, Secure Coding, Code Review, Security Automation

3mo

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3mo

Android Mobile Application Developer (TS/SCI w POLY)

McLean, Virginia, United States

$100k-$175k/yr OnsiteFull Time

Falls Technology: Software engineering and cybersecurity services for government missions.

3+ YOE3+ years software development; Android NDK; C and Python; Git; OS internals; TS/SCI w POLY clearance.

Android, Android NDK, Git, C, Python, Java

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Sr Software Engineer - Java/SpringBoot, Optum Technology - Remote

Minneapolis or Washington

$92k-$164k/yr RemoteFull Time

UnitedHealth GroupNYSE: UNH: Provides health insurance and technology-enabled health care services.

10+ YOE10+ years IT experience in application engineering and production operations; strong Java, REST, APIs, SQL; cloud and CI/CD experience; healthcare payer domain knowledge preferred.

IBM ODM, REST, GraphQL, Kafka, GitHub Actions, JFrog Artifactory, JUnit, SonarQube, CodeQL, MySQL, Kubernetes, Splunk, Dynatrace, Zabbix, Grafana, GitHub Copilot, Python, Power Automate, Microsoft Graph API, Java, Maven, XML, Microservices, CI/CD

1mo

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1mo

Information Security Application Engineer (2026 Graduates)

McLean, Virginia, United States

OnsiteFull Time

AppianNASDAQ: APPN: Provides a low-code platform for enterprise-grade process automation.

Pursuing a Bachelor's in CS/Engineering or related field; programming in Java/Python/C/C++ ; strong networking, Windows/Linux, and cloud familiarity.

Java, Python, C/C++, Windows, Linux, Cloud

2mo

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2mo

DSAID - Senior Application Programmer (SAP) (VA, Alexandria)

Alexandria, Virginia, United States

OnsiteFull Time

Technology, Automation and Management: Provides IT and systems engineering services to federal agencies.

Senior Java/JEE developer with Entellitrak experience, DoD compliance, Agile leadership, and security.

Java, JEE, Entellitrak, APIs, Agile

16h

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16h

Application Security Engineer (Veracode) — Federal DevSecOps

Fairfax or United States

RemoteFull Time

phia: Provides cybersecurity intelligence and defensive services to federal agencies.

6+ YOE6+ years IT experience; 3+ years SAST/DAST; 2+ years coding in Python/Java/.NET/C#; 3+ years designing enterprise security controls; US citizenship and Public Trust suitability.

Veracode, Burp Suite Enterprise, GitHub Actions, Dependabot, Contrast (IAST), Selenium, EntraID, OWASP ZAP

2mo

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2mo

Application Development and Deployment Lead

McLean or Reston or Herndon

OnsiteFull Time

RealmOne: Provides advanced technology and cybersecurity for national security missions.

6+ YOELead application development and deployment; data strategy; AWS cloud; DoD experience; Agile tools; security clearance.

AngularJS, JavaScript, Java, HTML, CSS, Oracle, NoSQL, SQL, Kubernetes, Terraform, Docker, PowerBI, Tableau, Jira, Confluence, AWS, C2S, C2E

2mo

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2mo

Applications Developer

McLean, Virginia, United States

OnsiteFull Time

Bridge Core: Provides technical services and cybersecurity solutions to government agencies.

0+ YOEExperience developing and deploying data-centric applications; cloud microservices; SQL databases; NiFi ETL; Python/Java; Git; Docker; CI/CD; AWS and Terraform; web technologies (HTML/CSS/JS/Flask).

Amazon S3, Amazon RDS, Amazon EC2, MySQL, PostgreSQL, NiFi, Python, Java, Flask, Docker, Terraform, Git, Jenkins, Jira, Confluence, Anaconda, Bash, HTML5, CSS, JavaScript, SQL, PL/SQL

2mo

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2mo

Sr. Software/Applications Developer (on-site)

Portsmouth, Virginia, United States

OnsiteFull Time

Ishpi Information Technologies: Provides cybersecurity and software engineering for defense and government sectors.

8+ YOESenior software/applications developer with 8+ years of experience; DoD clearance; CISSP or equivalent; skilled in Rails, Oracle, SQL, MySQL, .NET, Java; U.S. citizen.

Rails, Oracle, SQL, MySQL, .NET, Java

1mo

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1mo

Software Engineer

Arlington, Virginia, United States

HybridFull Time

IntraFi: Provides deposit placement and liquidity services to financial institutions.

5+ YOE5+ years experience with Java, AWS, Angular, and SQL; design, develop, and maintain customer-facing applications; familiarity with AI tools; bachelor's or master's in CS/engineering preferred; strong SDLC, Agile, and collaboration.

Java, AWS, Angular, SQL, Git, Bitbucket, Jira, Confluence, Jenkins, SonarQube, JUnit, GitHub Copilot, ChatGPT

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Software Engineer (mobile)

Chantilly or McLean

HybridFull Time

M1 Technology: Developing mission-critical technology for the U.S. intelligence community.

Experience with Agile; development, maintenance, and testing of applications; enterprise SecDevOps tools (GitHub, Jenkins); independent testing throughout lifecycle; maintenance of existing infrastructure; development in Ruby, Java, JavaScript, TypeScript, HTML, C/Objective C, R, Python; ensure unit/integration/UAT testing and system changes; mobil...

GitHub, Jenkins, Ruby, Java, JavaScript, TypeScript, HTML, C, Objective C, R, Python, XCode, Swift, SwiftUI

1mo

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1mo

Senior Software Engineer

New York or Austin or Washington

$190k-$235k/yr HybridFull Time

Method Financial: Connects financial accounts and processes debt payments via API.

5+ YOE5+ years of full-time software engineering; expert in JS, Python, Java or equivalent; experience building scalable production applications; strong communication; ability to balance speed with quality; fintech interest.

JavaScript, Node.js, React, Python, Java

1mo

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1mo

Software Developer Applications

Washington, D.C. or Kansas City

$138k-$178k/yr HybridFull Time

iCallidus: Provides information technology and cybersecurity services to federal agencies.

3+ YOEBachelor's in CS/SE, 3+ years in federal/health IT; Java/C#/Python; HL7/FHIR; Cerner/EHRM experience preferred.

Java, C#, Python, HL7, FHIR, Cerner, Oracle Health

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Lead Data Engineer (Python, AWS, SQL, GenAI) (Enterprise Platforms Technology)

McLean or New York

$197k-$246k/yr OnsiteFull Time

Capital OneNYSE: COF: Financial services offering credit cards, banking, and loans.

4+ YOEBachelor’s degree; 4+ years in application development; 2+ years in big data; 1 year cloud experience (AWS/Azure/GCP); strong Python/SQL/Scala/Java skills; experience with cloud data warehousing (Redshift/Snowflake) and NoSQL.

Python, AWS, SQL, Scala, Java, NoSQL, Redshift, Snowflake

2mo

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2mo

Software Reverse Engineer: All Levels (Requires Secret Level Security Clearance or Higher at time of Application) - FUTURE NEED

Vienna, Virginia, United States

$43-$96/hr OnsiteFull Time

Cipher Tech Solutions: Develops software for digital forensics and malware analysis.

US citizen with Secret clearance or higher, Bachelor in CS/CE/EE/Math/Physics or within 12 months of graduation, read assembly (x86/x64), proficient in C/C++/Java/Python, comfortable with high and low level languages, willing to become 8570 Level II+ certified, strong communication and teamwork.

IDA Pro, MongoDB, Neo4j, Python, C, C++, Java, C#

2mo

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2mo

Technical Lead – Application Development

Suitland, Maryland, United States

RemoteFull Time

G2IT: Provides IT systems integration and engineering for federal agencies.

8+ YOELead Java/Angular projects; cloud migration to AWS; microservices; CI/CD; team leadership; 8+ years experience; US citizen; Public Trust clearance.

Java, Spring, Angular, Oracle, PostgreSQL, AWS, Docker, Kubernetes, EKS, Tomcat, CI/CD

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Senior Systems Engineer (HTOCU – Application Development & Data Linking Platforms)

Washington, District of Columbia, United States

OnsiteFull Time

Intellect Solutions: Provides IT systems engineering and cybersecurity for federal agencies.

0+ YOEHands-on senior systems engineer with full-stack development, data-linking, APIs, and secure government standards; Top Secret clearance required.

Python, Java, C#, SQL, APIs, Jira

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Senior Staff Software Engineer - Duck Creek

Washington, District of Columbia, United States

$128k-$191k/yr RemoteFull Time

The HartfordNYSE: HIG: Provides business and personal insurance, group benefits, and investments.

12+ YOEAdvanced degree in computer science or related discipline; 10–12 years of application development experience; cloud experience (AWS preferred); experience with DuckCreek products; strong API, REST/SOAP, and front-end tech; knowledge of SQL databases.

.NET, ASP.NET, C#, HTML, XML, Java, JavaScript, Angular, JSON, SQL, DuckCreek, DuckCreek on Demand Cloud, AWS, GitHub, Jenkins, Rally, SonarQube, SSIS, SSRS

3mo

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3mo

Product Security Engineer

New York City or Washington, D.C. or Boston

$175k-$210k/yr OnsiteFull Time

Gecko Robotics: Builds wall-climbing robots and AI software for infrastructure inspection.

6+ YOE6+ years in application security or related, strong cloud and software security skills, proficient with security tools, coding in Java/Python/C++, and cloud architectures.

Burp Suite, OWASP ZAP, Python, TypeScript, Java, C++, CloudFormation, Terraform, AWS, GCP, Azure

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Senior Applications Developer

Arlington, Virginia, United States

OnsiteFull Time

Bowhead: Provides diversified technical and professional services to federal government agencies.

8+ YOESenior-level software engineer for cloud-native DoD modernization with extensive leadership responsibilities.

C++, Java, Cloud, Terraform, CloudFormation, ARM templates, CI/CD, Docker, Kubernetes

2mo

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2mo

Senior Applications Engineer

Washington, District of Columbia, United States

$100k-$110k/yr RemoteFull Time

Edgewater Federal Solutions: Provides IT and cybersecurity services to federal government agencies.

5+ YOEBachelor's degree or 5 years in lieu; experience with software engineering for financial systems; SQL and multiple programming languages; strong communication and customer service; ability to multitask.

SQL, Java, C, C++, C#, Cold Fusion, Visual COBOL, Oracle, Windows, Linux, Client/Server, F5 Global Traffic Manager, Public Key Infrastructure, Cyber security

2mo

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2mo

Director, Software Implementation Teams Lead – Corporate Platform Application

Centreville or London or Columbia

HybridFull Time

S&P GlobalNYSE: SPGI: Provides financial ratings, benchmarks, and data for global markets.

7+ YOE2+ MgmtLead platform modernization, migration, and consolidation; manage engineering teams; ensure reliability and security of enterprise platforms.

Java, C#, Python, Go, TypeScript

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Full Stack Software Engineering Technical Lead – CI/CD Platform

McLean, Virginia, United States

$149k-$223k/yr OnsiteFull Time

Freddie MacOTCQB: FMCC: Purchases and securitizes home mortgages for the secondary market.

8+ YOE8-10 years of application solution architecture experience; 8+ years with Java, Angular, Spring Boot; strong Python; AWS; CI/CD; REST APIs; Docker/Kubernetes; Bachelor's degree in CS or equivalent.

Java, Angular, Spring Boot, Python, FastAPI, Terraform, Helm, CloudFormation, AWS, S3, DynamoDB, RDS, Jenkins, Docker, Kubernetes, APIs, Microservices, Serverless, CI/CD