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75 application integration engineer jobs at 55 companies in Virginia

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Building Controls Application Engineer
San Diego or Dallas or Chicago or Waco or Boston or Ashburn or Houston or Lehi or Denver
$120k-$130k/yr HybridFull Time
Mantis Innovation
Mantis Innovation: Provides managed facility services and energy procurement solutions.
10+ YOE10+ years engineering experience, 5+ years BMS application development; DDC and PLC programming, BACnet/Modbus/Ethernet-IP integrations, Niagara (Niagara N4), Ignition, Wonderware, Distech, networking knowledge, and Microsoft Office proficiency.
BMS, SCADA, DDC, PLC, BACnet, Modbus, Niagara, Niagara N4, Ignition, Wonderware, Distech, Ethernet/IP, SNMP, MQTT, Microsoft Office
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2mo
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Application Security Engineer 3
Arlington, Virginia, United States
OnsiteFull Time
Bloomberg Industry Group
Bloomberg Industry Group: Provides legal, tax, and government intelligence and news services.
5+ YOELead application security engineering, design scalable security architectures, perform risk assessments, integrate security across the SDLC, and drive automation.
Python, Java, JavaScript, SAST, DAST, SCA, IaC, Container, Cloud Security, Kubernetes, DevSecOps
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1w
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Senior Application Developer
Fort Belvoir, Virginia, United States
$140k-$155k/yr OnsiteFull Time
SOSi
SOSi: Provides technology and mission solutions for national security.
5+ YOE5+ MgmtDesign, develop, integrate, and maintain complex .NET applications; mentor junior developers; must hold Top Secret clearance and IAT-II certifications; 5+ years development and supervisory experience.
.NET Core, .NET, Microsoft SQL, C#, JavaScript, AWS, Azure, GCP, REST APIs, ARMIS, AAO, ACOTD, FACTS, MDR, ADAMS, CI/CD
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1mo
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Application Engineer
McLean, Virginia, United States
OnsiteFull Time
Appian
AppianNASDAQ: APPN: Provides a low-code platform for enterprise-grade process automation.
2+ YOEB.S./B.A. in a related field, 2+ years Appian development experience, 2+ years with relational databases/SQL and API integrations (REST, SOAP, JDBC); AI/GenAI experience and Appian or project management certifications are nice-to-have.
Appian, GenAI, relational databases, SQL, REST, SOAP, JDBC, Postgres, MariaDB
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Business Application Developer
Quantico, Virginia, United States
OnsiteFull Time
Living Invigorating Valuable Experiences
Living Invigorating Valuable Experiences: Government contracting firm providing professional and administrative support services.
3+ YOE3+ years as an application developer with in‑depth Appian Platform experience, API integration, Agile development, active U.S. citizenship, and active Secret clearance.
Appian, APIs
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1w
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Application Developer III
Arlington, Virginia, United States
HybridFull Time
Argo Cyber Systems
Argo Cyber Systems: Provides managed cybersecurity and incident response services to organizations.
5+ YOEU.S. citizen with active TS/SCI clearance, bachelor's degree and 5+ years in automation/data/software engineering, strong Python skills, AWS/ML pipeline and AI/LLM integration experience, Databricks and API/automation expertise.
Python, AWS, Amazon Bedrock, Databricks, Databricks AI, Airflow, Prefect, Docker, Kubernetes, Kafka, Kinesis, Spark, Hadoop, Git, CI/CD, Automated Malware Analysis (AMA)
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Senior Application Support Developer
Arlington or Dallas
$86k-$138k/yr OnsiteFull Time
Peraton
Peraton: Provides advanced technology and mission support for government agencies.
8+ YOE2+ MgmtBachelors+10 yrs or Masters+8 yrs; 8+ years developing applications using Agile; 2+ years leading development; experience with application architecture, UI design, integration, and client-facing presentations; U.S. citizenship and Public Trust eligibility.
Microsoft Power Platform, Salesforce, Microsoft SharePoint, Microsoft Visual Studio, Java, C#, Visual Basic, Oracle, SQL Server
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1mo
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Junior Software Integration Engineer
Chantilly, Virginia, United States
$70k-$105k/yr OnsiteFull Time
The Aerospace Corporation
The Aerospace Corporation: Provides technical expertise and research for national space programs.
1+ YOEBachelor's in STEM required, 1+ years post-Bachelor experience in web application development with Java/Python/Spring/REST/Cloud; familiarity with Agile, Atlassian tools, Git/Subversion, Windows/Linux, and ability to obtain a U.S. security clearance.
Spring Framework, Java, Python, RESTful services, Cloud, JIRA, Confluence, BitBucket, SourceTree, Git, Subversion, Windows, Linux, DevSecOps, AI/LLM
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Senior Application Developer
Fairfax, Virginia, United States
$135k-$165k/yr HybridFull Time
GovCIO
GovCIO: Provides technology and mission support services to federal agencies.
12+ YOEActive Secret clearance, 12+ years on large integrated projects (or commensurate experience) with 5+ years Java development; expertise in Java SE/EE, Spring Boot, REST, CI/CD, containerization, and federal security/compliance.
Java, ColdFusion, JavaScript, C#, Java SE/EE, Spring Boot, RESTful services, Maven, Gradle, Git, Jenkins, GitLab CI, Docker, Kubernetes, AWS GovCloud, Microsoft Azure Government
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Application Developer - Senior
Colorado Springs or Reston
$60k-$180k/yr HybridFull Time
Aleut Federal
Aleut Federal: Provides infrastructure and technical services to federal government agencies.
7+ YOE7+ years software development, 5+ years ServiceNow, Java knowledge, 4+ years development lead experience, integration/API development, IT-II/Tier 3/NACLC/ANACI eligibility or current Tier 3 investigation; relevant ServiceNow and agile certifications preferred.
ServiceNow, Java
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1w
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Staff Security Engineer, Application Security
Chicago or California or Colorado or Florida or Georgia or Illinois or Indiana or Minnesota or Missouri or Montana or New Jersey or New York or North Carolina or Ohio or Oregon or Pennsylvania or South Carolina or Texas or Utah or Vermont or Virginia or Washington or Washington or Wisconsin
$210k-$260k/yr HybridFull Time
NinjaTrader
NinjaTrader: Provides futures brokerage services and a trading software platform.
7+ YOE7+ years in application/product/security engineering; hands-on threat modeling, vulnerability management, secure design, CI/CD integration, automation using Python/Go; experience with cloud-native AWS/GCP environments.
AWS, GCP, Python, Go, SAST, SCA, DAST, CI/CD, AI/LLMs
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2w
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Pega Application Developer
Washington or Arlington or Cleveland or California or Colorado or Hawaii or Illinois or Maine or Maryland or Massachusetts or Minnesota or New Jersey or New York or Vermont or Virginia or Washington or District of Columbia
$64k-$124k/yr HybridFull Time
Accenture Federal Services
Accenture Federal ServicesNYSE: ACN: Provides technology and consulting services to U.S. federal agencies.
4+ YOE4 years Pega development experience, Bachelor’s degree or equivalent experience, Top Secret clearance, US citizenship, Pega System Architect cert preferred; Agile, integration, and DevOps experience a plus.
Pega, Agile, DevOps
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1mo
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Principal Cloud Application Security Engineer
Arlington or United States
$182k-$239k/yr RemoteFull Time
Interos
Interos: Automated platform for supply chain risk intelligence.
12+ YOE12+ years in information/cloud/application security; 5+ years AWS, Docker, Kubernetes; 2+ years Terraform; cloud security, IaC, incident response, CI/CD integration; bachelor's or equivalent; strong communication.
AWS, Docker, Kubernetes, Terraform
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3w
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Product Owner – SaaS Application Engineer
Reston or United States
$99k-$168k/yr RemoteFull Time
ICF
ICFNASDAQ: ICFI: Provides strategic consulting and technology services to global organizations.
3+ YOE3+ years SaaS application administration or ITAM experience; experience with SSO, API integrations, license management, automation, and analytics; bachelor’s degree preferred.
SSO, SAML, OAuth, OpenID Connect, Entra ID, Azure AD, Power Platform, APIs, CMDB, ITAM, SAM, Microsoft Excel, BI tools, Graph
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3mo
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REMOTE Application Systems Engineer (IBM TRIRIGA / Maximo MREF)
Lanham or Cleveland or Hampton or Huntsville or Kennedy Space Center or Houston or Washington or Stennis or Vicksburg
RemoteFull Time
Brown Technologies
Brown Technologies: Provides technical and programmatic support to defense agencies.
8+ YOEU.S. citizen eligible for Public Trust; Bachelor's in related field; minimum 8 years systems engineering or enterprise application support with hands-on TRIRIGA/MREF/Maximo/MAS experience; proficiency diagnosing app/db/integration issues; data validation and change management skills.
IBM TRIRIGA, MREF, Maximo, Maximo Application Suite (MAS), SQL, Cognos, BIRT, Power BI, ETL
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1mo
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Python Web Application Developer
Tysons Corner or Falls Church
$32-$45/hr HybridFull Time
IntelliDyne
IntelliDyne: Provides IT consulting and technology solutions to government agencies.
5+ YOE5+ years Python development, Flask experience, web app deployment and security, authentication and certificate management, REST API and database integration, Git, strong debugging and communication skills.
Python, Flask, Microsoft Entra ID, HTML, CSS, JavaScript, REST APIs, OAuth, SSO, PostgreSQL, SQL Server, MySQL, Git, Azure, AWS, IIS, NGINX, Apache, Docker, Linux, Windows, CI/CD
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1mo
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Senior Salesforce Application Developer
McLean, Virginia, United States
OnsiteFull Time
Steampunk
Steampunk: Design-led federal technology consulting and innovation services firm.
7+ YOE7+ years Salesforce development; SFDC configuration, Apex, Visualforce, Lightning; integrations; testing; security; Agile/DevSecOps; strong communication.
Salesforce, Apex, Visualforce, Lightning, Force.com API, Web Services
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AI Agent/Application Developer
Reston, Virginia, United States
OnsiteFull Time
Bespoke Technologies
Bespoke Technologies: Provides technical engineering and data solutions for national security.
Must have poly clearance; experience with geospatial rasters/vectors, designing AI agents, integrating mission data with LLMs (RAG, MCP), SQL/Python/R, REST, Node.js, Oracle databases, and OpenAI Codex.
RAG, MCP, AutoML, SQL, Python, R, REST, Node.js, Oracle Database, Oracle 26ai, Oracle AI Database Agent Factory, Oracle Spatial, Spatial Studio, Oracle APEX, Oracle Cloud Infrastructure (OCI), OpenAI Codex
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1mo
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Application Security Engineer - Mid-Atlantic region (Remote in VA, MD, PA, NC, DE, NJ, or DC)
Virginia or Maryland or Pennsylvania or North Carolina or Delaware or New Jersey or District of Columbia or United States
RemoteFull Time
GuidePoint Security
GuidePoint Security: Provides cybersecurity consulting, managed services, and integrated technology solutions.
5+ YOE5+ years security engineering experience, proficiency with SAST tools, CI/CD integration, software engineering background, scripting/automation skills, application security fundamentals (OWASP Top 10, threat modeling), strong communication.
Semgrep, Snyk, CodeQL, Checkmarx, Veracode, GitHub Actions, GitLab Runners, Azure DevOps, Jenkins, CircleCI, IAST, DAST, SCA, NoName, Traceable, Salt, Cequence, Burp Suite, OWASP Top 10, Greenhouse Software, Zoom Scheduler
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1mo
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IT Software Application Developer II (79634)
Sterling, Virginia, United States
OnsiteFull Time
Centurion Health
Centurion Health: Provides medical and behavioral health services in correctional facilities.
10+ YOEBachelor's in CS or related (or equivalent experience), 10+ years full-stack web development, hands-on Java and .NET (ASP.NET MVC/Web API), Spring Boot, Microsoft Azure, Angular, HL7/FHIR/EHR integrations, SQL, Git/SVN, CI/CD.
Java, .NET, ASP.NET MVC, Web API, Spring Boot, Microsoft Azure, Microsoft Azure DevOps, Angular, HL7, FHIR, EHR, SQL, Microsoft SQL Server, PostgreSQL, SVN, Git, GitHub, Jenkins, CI/CD, Power BI, Pentaho, Microservices
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