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521 application developer jobs at 231 companies in Maryland

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Application Developer
Laurel, Maryland, United States
$69k-$158k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Global firm providing management, technology, and engineering consulting services.
4+ YOERequires 4+ years in software design and development, three or more programming languages, Linux application development, a bachelor's degree, and TS/SCI clearance with polygraph.
Python, Java, Go, Rust, Structured Query Language (SQL), NoSQL, Linux, JMS, JSON, XML, SOA, REST, Bootstrap, Angular, HTML, HTML5, CSS, JavaScript, C, C++, C#, Ajax, Forcepoint High Speed Guards, OWL Data Diodes, ISSE Guards
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2mo
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Senior Application Developer
Maryland, United States
OnsiteFull Time
Infinite Computer Solutions
Infinite Computer Solutions: Global provider of digital engineering and IT services.
10+ YOERequires 10+ years of application development experience, healthcare IT or enterprise applications, UiPath, Python, JavaScript, PowerShell, architecture, DevOps, CI/CD, testing, and team leadership.
UiPath, Python, JavaScript, PowerShell, APIs, DevOps, CI/CD, PACS, CVIS, RIS, Hemo, HL7, DICOM, Azure DevOps, Jenkins, GitHub Actions, Microsoft Azure
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1mo
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Application Developer
Fort Meade, Maryland, United States
$160k-$240k/yr OnsiteFull Time
Visionist
Visionist: Employee-owned defense contractor providing software, analytics, and UX services for national-security missions.
12+ YOEActive TS/SCI clearance with polygraph; U.S. citizenship; Bachelor's in technical discipline or 4 years experience; 12 years application development experience; Linux, Windows, embedded; reverse engineering with Ghidra; C, C++, Python; Git, Subversion, Jira, Confluence.
Linux, Windows, Ghidra, C, C++, Python, Git, Subversion, Jira, Confluence
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2mo
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Front End Application Developer II
Rockville, Maryland, United States
$65k-$82k/yr OnsiteFull Time
MOM's Organic Market
MOM's Organic Market: Independent organic grocery chain serving Mid-Atlantic shoppers with certified organic produce and environmentally focused products.
Application development experience with Java, JavaScript, HTML, CSS, and Standard SQL; advanced Google Suite, Microsoft Office, Mac OS, and Windows OS; bachelor's degree or equivalent experience preferred.
React, TypeScript, JavaScript, HTML, CSS, Standard SQL, Google Suite, Microsoft Office, Mac OS, Windows OS, Point of Sale (POS), E-Verify
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3mo
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Application Developer
Annapolis Junction, Maryland, United States
OnsiteFull Time
BigBear.ai
BigBear.aiNYSE: BBAI: Public U.S. defense technology providing AI-powered decision-intelligence software and services to government and commercial customers.
10+ YOE10+ years software engineering experience (varies by degree), hands-on reverse engineering, proficiency in C,C++,Python, experience maintaining fielded systems, and familiarity with version control and Atlassian tools. Active TS/SCI with poly required.
C, C++, Python, Git, Subversion, Jira, Confluence, Bamboo, Java, JavaScript, Bash, PowerShell, Perl, C#, Rust
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Application Developer
Fort Meade, Maryland, United States
$64-$120/hr OnsitePart Time
Wyetech
Wyetech: Computer engineering services firm supporting federal government missions.
5+ YOEBachelor's in Computer Science or related field plus 5+ years experience; proficiency in Python, PySpark, Java, JavaScript; experience with RESTful APIs, cloud environments, CI/CD, XKS, Mission Data Repositories, GM, LABBENCH, PRESSUREWAVE, Elasticsearch, Git; US citizenship and active TS/SCI with Full Scope Polygraph required.
Python, PySpark, Java, JavaScript, RESTful APIs, CI/CD, XKS, Mission Data Repositories, GM, LABBENCH, PRESSUREWAVE, Elasticsearch, Git, Docker, Kubernetes
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1mo
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Developer I, Application Systems
Alabama or Arizona or Arkansas or California or Colorado or Connecticut or Delaware or Florida or Georgia or Idaho or Illinois or Indiana or Iowa or Kansas or Kentucky or Louisiana or Maryland or Massachusetts or Michigan or Minnesota or Missouri or Montana or Nebraska or Nevada or New Jersey or New York or North Carolina or Ohio or Oklahoma or Oregon or Pennsylvania or Tennessee or Texas or Utah or Vermont or Virginia or Washington or Washington, D.C. or Wisconsin
$68k-$82k/yr RemoteFull Time
Navitus Health Solutions
Navitus Health Solutions: Private pharmacy benefit manager using transparent pass-through pricing for employers, health plans, unions, government programs, and health systems.
1+ YOEAssociate degree in Computer Science or equivalent experience required; 1+ year relevant experience preferred. Requires enterprise troubleshooting, application development, systems knowledge, documentation, and compliance awareness.
Microsoft Teams, Microsoft SharePoint, Microsoft Copilot, Microsoft Power Platform, RPA, Atlassian, Oracle Fusion, ORMB, OIC, Dynamics 365, SmartConnect, Microsoft Windows, Microsoft Excel, Agile
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2mo
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Application Developer (TS/SCI + Poly)
Fort Meade, Maryland, United States
$127k-$147k/yr OnsiteFull Time
Aperio Global
Aperio Global: Private government contractor delivering cybersecurity, AI, cloud, and data-analytics services to national-security and commercial clients.
5+ YOEBachelor's degree and 5+ years of relevant experience or equivalent; secure end-to-end application development, cloud environments, Python, PySpark, Java, JavaScript, REST APIs, CI/CD, Git, Elasticsearch, and active TS/SCI with polygraph.
Python, PySpark, Java, JavaScript, RESTful API, CI/CD, Git, Elasticsearch, XKS, Mission Data Repositories, GMLABBENCH, PRESSUREWAVE, Docker, Kubernetes
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3mo
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Application Software Developers/Engineer
Beltsville, Maryland, United States
OnsiteFull Time
One Federal Solution
One Federal Solution: Professional services firm providing contract support to government agencies.
5+ YOEBachelor's in CS/IS/Engineering or equivalent, minimum 5 years professional application development, experience with microservices, GIS/geospatial data, ETL, accessibility (Section 508/WCAG 2.x AA), Linux, PostgreSQL, and Git.
XML, XML Schema, JavaScript frameworks, Angular, JSON, HTML5, OpenLayers 3, Groovy, PostgreSQL, PostGIS, Linux command-line tools, Drupal, Python, RESTful API design and implementation, Docker, Kubernetes, Git/GitHub, MySQL, HTML, XHTML, CSS, USWDS, WCAG 2.x AA, Section 508
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3mo
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Application Developer (SWE-2)
Fort Meade, Maryland, United States
$87k-$157k/yr OnsiteFull Time
Leidos
LeidosNew York Stock Exchange: LDOS: Public defense and technology contractor serving government and commercial customers with digital, health, infrastructure, and engineering solutions.
5+ YOEBachelor's degree and 5 years of relevant development experience or equivalent; proficiency in Python, PySpark, Java, JavaScript, and listed mission tools; active TS/SCI with polygraph required.
Python, PySpark, Java, JavaScript, XKS, Mission Data Repositories, GM, LABBENCH, PRESSUREWAVE, Elasticsearch, Git, Docker, Kubernetes, RESTful APIs, CI/CD, database queries
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1w
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Mid-Level Application Developer
Columbia, Maryland, United States
HybridFull Time
Sparksoft
Sparksoft: Women-owned digital health and IT contractor serving federal and state agencies with technology solutions.
5+ YOE5+ years software development with Java, 2+ years Java/JavaScript, Angular, RESTful services, PostgreSQL, Linux; must obtain Federal Public Trust clearance; lived in US 3 of past 5 years; Bachelor's in CS or related.
Java, JavaScript, Angular, PostgreSQL, Linux, Spring Framework, Maven, Gradle, XML, JSON, MarkLogic, CI/CD
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2mo
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Web Application Developer
Bethesda, Maryland, United States
$104k-$218k/yr OnsiteFull Time
CACI
CACINYSE: CACI: Provider of specialized IT and mission-critical government services.
8+ YOERequires active TS/SCI with CI polygraph, a bachelor's degree with 8+ years of relevant experience or equivalent education and experience, Agile/Scrum experience, strong problem-solving, communication, and web development skills.
WordPress, Microsoft SharePoint, JavaScript, HTML/CSS, REST APIs, React, Angular, ServiceNow, AWS, EC2, S3, CloudFormation, CloudWatch, Git, GitLab, CI/CD
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2mo
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Web Application Developer
Linthicum, Maryland, United States
$129k-$156k/yr OnsiteFull Time
Quevera
Quevera: Veteran-owned custom software engineering firm serving government customers with mission-critical IT solutions.
7+ YOERequires active TS/SCI clearance with polygraph, 7 years of software engineering experience, a bachelor's in computer science or equivalent experience, IAM certification, and web development, Linux, API, database, and secure coding skills.
Amazon Web Services (AWS), PHP, .NET, C#, Java, Node.js, Python, HTML, CSS, JavaScript, Vue.js, React, Linux, Microsoft Azure, IAM, Amazon EC2, Application Load Balancer, Amazon S3, Amazon RDS, Amazon CloudWatch, Nginx, Apache, Tomcat, Microsoft PowerShell, CI/CD
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2mo
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400 - Application Developer
Fort Meade, Maryland, United States
$126k-$141k/yr OnsiteFull Time
ARSIEM Corporation
ARSIEM Corporation: Private IT consulting and engineering firm providing cybersecurity and software services to U.S. government agencies.
5+ YOEBachelor's degree and 5 years of relevant experience or equivalent; proficiency in Python, PySpark, Java, JavaScript, XKS, mission data repositories, GM, LABBENCH, PRESSUREWAVE, Elasticsearch, and Git repositories.
Python, PySpark, Java, JavaScript, XKS, Mission Data Repositories, GM, LABBENCH, PRESSUREWAVE, Elasticsearch, Git repositories, Docker, Kubernetes, RESTful APIs, CI/CD pipelines
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23h
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Senior Application Developer
Annapolis Junction, Maryland, United States
$168k-$240k/yr OnsiteFull Time
Belay Technologies
Belay Technologies: Private SDVOSB providing IT and engineering services to the Department of Defense and commercial clients.
12+ YOETS/SCI clearance with polygraph; 12 years with B.S. or 10 years with M.S. (4 years additional SWE experience may substitute for bachelor's); proficiency in C/C++/Python/Assembly, network protocols, Git, Subversion, and Atlassian tools.
C, C++, Python, Assembly, Wireshark, Git, Subversion, Jira, Confluence, Java, JavaScript, Bash, PowerShell, Perl, C#, Rust
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4w
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Senior Application Developer
Maryland, United States
$120k-$130k/yr RemoteFull Time
IDEXX
IDEXXNASDAQ: IDXX: Global provider of veterinary diagnostics and software solutions.
Proficiency with AWS, Databricks, Python, PySpark, Spark, AWS services (API Gateway, Lambda, SQS, S3), GitHub Actions, machine learning, SQL, CI/CD, Terraform, JIRA, Confluence, Slack, MS Teams; ability to mentor junior team members.
AWS, Databricks, Python, PySpark, Spark, API Gateway, AWS Lambda, SQS, S3, GitHub, GitHub Actions, SQL, Terraform, JIRA, Confluence, Slack, Microsoft Teams, Snowflake
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3mo
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Application Developer 1 (NRN - 017)
Fort Meade, Maryland, United States
OnsiteFull Time
SageCor Solutions
SageCor Solutions: Private engineering services firm serving U.S. Intelligence Community customers with high-performance computing, AI/ML, cloud, and lifecycle systems.
Active TS/SCI with polygraph required. Bachelor\u0002s in EE/CS/CE/Math or 4 years military equivalent. Experience developing in C/C++/Java for Unix/Linux/Windows, Python, CI/CD, version control, networking, databases, and web technologies.
C, C++, Java, Unix, Linux, Windows, DLLs, Dialogic, TCP/IP, SNMP, H.323, X.25, 802.11, 802.16, SIP, MEGACO, MGCP, XML, php, mySQL, ColdFusion, Apache, Perl, Python, Bourne shell, C shell, Sybase, Oracle, Microsoft, pytest, Jenkins, Bamboo, git, subversion, MPLS, Ethernet
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2mo
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Application Engineer 4
Linthicum Heights or Maryland or Virginia or Colorado or Texas or Utah or Alaska or Hawaii or Australia
$88-$119/hr OnsiteFull Time
Wyetech
Wyetech: Computer engineering services firm supporting federal government missions.
4+ YOERequires TS/SCI with agency-appropriate polygraph, Security+ certification, and 4–12 years of technical experience depending on education. Requires Linux, Kubernetes, Docker, Rancher, Ansible, VM, cloud, troubleshooting, and security-hardening skills.
Computer-Aided Software Engineering (CASE), Linux, YUM, Ansible, Kubernetes, Rancher, RHEL, OpenStack, VMware, AWS, Apache NiFi, STIG, SSP, SSH, Docker, Python, MongoDB, Microsoft Excel
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3mo
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Application Security Engineer — Secure Mission Systems
United States or Laurel
RemoteFull Time
Rackner
Rackner: Cloud-native engineering consultancy serving U.S. government and enterprise clients with DevSecOps, AI, cybersecurity, and software.
6+ YOE6+ years in SAST/DAST and vulnerability remediation, bachelor’s in cybersecurity, experience with application-security testing, secure SDLC, and working with development teams to remediate findings.
Fortify, X-Ray, OWASP ZAP, GitLab, Artifactory, OpenShift, Kubernetes, WebAssembly (WASM)
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