46 api developer jobs at 29 companies in Denton, MD
2mo
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API Developer/Programmer
Aberdeen Proving Ground, Maryland, United States
$90k-$150k/yr OnsiteFull Time
2+ YOEBachelor's degree in a technical field and 2+ years experience. Experience with web/API development, MongoDB, PostgreSQL, Microsoft Azure, Keycloak, Java, cloud/containerization, information systems security, and Agile.
MongoDB, PostgreSQL, Microsoft Azure, Keycloak, Java
1mo
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Senior Backend API Engineer
Linthicum, Maryland, United States
OnsiteFull Time
7+ YOEActive TS/SCI with polygraph required; 7+ years backend development experience with Python, RESTful APIs, Django/Flask, Docker, MariaDB/MongoDB; experience with Git, Jira, Confluence; strong troubleshooting and communication skills.
Python, Django, Flask, MariaDB, MongoDB, JSON, XML, Docker, Git, Jira, Confluence, AWS
1mo
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Application Engineer 4 (API)
Linthicum Heights, Maryland, United States
HybridFull Time
4+ YOETS/SCI with Polygraph required. Python, Docker, Django/Flask, MariaDB or MongoDB, REST and microservices experience. Minimum 4-12 years experience depending on degree.
Python, Docker, Django, Flask, MariaDB, MongoDB, ReST, AWS, JSON, XML, Jira, Confluence, Git
3mo
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Software Engineer 1 (API)
Linthicum Heights, Maryland, United States
$52-$107/hr OnsiteFull Time
7+ YOEU.S. citizenship and Top Secret/SCI clearance with appropriate polygraph required; 7 years SWE experience; Bachelor’s in Computer Science (or 4 additional years of SWE experience); strong Python, Django/Flask, ReST, and database skills.
Python, Django, Flask, MariaDB, MongoDB, PostgreSQL, ReST, JSON, XML, Swagger, AWS, Docker, Visual Studio Code, Jira, Confluence, Git
6d
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Salesforce Developer
Millersville, Maryland, United States
RemoteFull Time
3+ YOE3–6 years Salesforce development experience; strong Apex, LWC, SOQL, integrations, asynchronous processing, API security, Data Cloud/Agentforce knowledge; Platform Developer I required; eligible for Public Trust clearance.
Salesforce Service Cloud, Experience Cloud, Omni-Channel, Knowledge, Apex, LWC, Platform Events, REST APIs, MuleSoft, Azure, Git, DevOps Center, Copado, GitHub Actions, Azure DevOps, Data Cloud, Agentforce, Einstein, SOQL, OAuth
4w
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Software Engineer
Columbia or Linthicum Heights
$180k-$200k/yr OnsiteFull Time
Experience developing Java-based software, enterprise APIs, RESTful services, microservices and OOP; Linux and config management (Git,Nexus,Maven); US citizenship eligible for clearance; experience with AI coding agents preferred.
Java, Claude Code, Google's Antigravity, Gemini, NiFi, Kafka, AWS, Microsoft Azure, Linux, Git, Nexus, Maven, Elasticsearch, Postgres, Trino, Python, Flask, Vue, Docker, CICD, JIRA, Confluence, Github Enterprise
2w
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Sr. User Interface Developer
Annapolis Junction, Maryland, United States
$110k-$130k/yr HybridFull Time
5+ YOEU.S. citizen with active TS/SCI+Poly, 5+ years UI development experience, Angular 20+, TypeScript, HTML/CSS, RESTful API integration, strong UX/Accessibility skills.
Angular 20, Pega Constellation UI, TypeScript, HTML, CSS, RESTful APIs, NX Smart Monorepos
2mo
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MCP/Integration Engineer
Aberdeen, Maryland, United States
HybridFull Time
5+ YOEBachelor’s degree in CS/engineering; 5+ years systems integration; API/middleware development; REST, Linux, Docker/Kubernetes; active security clearance required.
Python, Go, Java, C++, REST, Docker, Kubernetes, Linux
1mo
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Software Developer (Mid)
Riverdale or College Park
$110k-$150k/yr HybridFull Time
5+ YOE5+ years experience; proficiency in TypeScript, C++, Java; React front-end development; API design; CI/CD (GitLab CI, Jenkins, Azure DevOps), Docker, Kubernetes; automated testing (Robot, Selenium, Sikuli); VSCode; Linux/WSL Ubuntu 20.04; AWS Kubernetes; must hold Secret clearance.
TypeScript, C++, Java, React, GitLab CI, Jenkins, Azure DevOps, Docker, Kubernetes, AWS Kubernetes, Robot, Selenium, Sikuli, VSCode, Linux, WSL, Ubuntu 20.04, Cosmos
2d
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Full-Stack Developer - Senior
Herndon or Egg Harbor Township or Bowie
$112k-$179k/yr OnsiteFull Time
6+ YOERequires U.S. citizenship, Public Trust eligibility, and a degree with 6–12 years of experience. Requires cloud, full-stack development, Java, Spring Boot, Angular, Agile, DevSecOps, REST APIs, and microservices experience.
AWS, Microsoft Azure, Google Cloud Platform (GCP), Java, Spring Boot, Angular, Agile, DevSecOps, RESTful APIs, microservices, Docker, Kubernetes, Terraform, CloudFormation, ARM templates, NIST, RMF, FedRAMP, NoSQL, CI/CD
1mo
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Software Engineer
Aberdeen Proving Ground, Maryland, United States
$76k-$156k/yr HybridFull Time
3+ YOEU.S. citizen with TS/SCI clearance (CI Poly preferred), Bachelor’s in CS/SE/EE, 3+ years software development, strong C++ and Python experience, Linux and UI framework experience, API/CI-CD knowledge, and ability to work with RF/SIGINT data.
C++, Python, Linux, React, Angular, Vue, Git, CI/CD pipelines, Docker, Ansible, Cobbler, HTML, CSS, TypeScript, REST APIs, PostgreSQL, PostGIS, SQLite
1w
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Junior Geospatial Developer
Chestertown, Maryland, United States
$54k/yr OnsiteFull Time
Experience integrating spatial data into web apps, API or automation scripting, familiarity with JavaScript, Python, and cloud backends; willingness to learn server deployment and mentor interns.
JavaScript, Python, Firebase
1mo
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Senior Software Engineer - ARINCDirect Mobile (Onsite)
Annapolis, Maryland, United States
$96k-$182k/yr OnsiteFull Time
5+ YOE5+ years professional iOS/mobile development with Swift and Objective-C; proficiency with Xcode, Core Data, RESTful APIs; strong troubleshooting and collaboration skills; Python experience recommended.
Swift, Objective-C, Python, Xcode, Core Data, Django, Atlassian Suite, Gitlab, RESTful APIs
2mo
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Software Engineer 3 (IDN - 171)
Fort Meade, Maryland, United States
OnsiteFull Time
5+ YOEActive TS/SCI with polygraph required. Advanced degree plus 5 years, bachelor plus 7 years, or 9 years' SWE experience. Strong Linux, Python/Java, Bash, IAM/PAM, Delinea product, containerization, IaC, API/CI-CD, and cluster sustainment skills.
Linux CLI, Linux, Bash, Python, Java, RHEL, CentOS, Rocky, Ubuntu, Secret Server, Privilege Manager, DevOps Secrets Vault, LDAP, Active Directory, FreeIPA, RESTful services, API, CI/CD, Ansible, SaltStack, Docker, Podman, Jira, Confluence
2mo
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Software Engineer
Aberdeen, Maryland, United States
$85k-$190k/yr OnsiteFull Time
Open to all levels; Go, APIs, distributed systems, back-end focus; security-aware; must provide code portfolio link.
Go, Docker, PostgreSQL, MySQL, MongoDB, REST, Git
1mo
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Java Software Engineer Level 4
Aurora or Morrisville or Linthicum Heights
$142k-$213k/yr OnsiteFull Time
8+ YOETop Secret/SCI required; Bachelor’s degree (or equivalent experience); 5+ years Java development; experience with RESTful APIs, microservices, Git, and Agile; strong OO design and SOLID principles.
RESTful APIs, microservices, Java, Git, GitHub, GitLab, Bitbucket, Linux, CI/CD, Docker
3mo
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Software Applications Engineer
Aberdeen Proving Ground, Maryland, United States
$115k-$130k/yr HybridFull Time
5+ YOEDoD Secret clearance; BS in computer science or related field; 5+ years in software applications engineering; strong .NET/C#, MudBlazor, HTML/CSS/JavaScript; API development; Azure/DevOps; security+; hybrid role near Aberdeen Proving Ground, MD.
C#, .NET, MudBlazor, HTML, CSS, JavaScript, OpenXml, ASP.NET Core, Entity Framework Core, SQL, Azure, DevOps, OpenID Connect, OAuth 2.0, Microsoft Entra ID
4d
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Senior Full Stack Developer - SAAS & AI Platforms
Annapolis, Maryland, United States
HybridFull Time
CyKor: Provides IT modernization and cybersecurity solutions for federal agencies.
7+ YOE7+ years professional software development; experience building/operating production SaaS; modern frontend framework and backend language proficiency; API, data modeling, auth, Docker, Kubernetes, CI/CD experience.
React, Angular, Vue, Python, TypeScript, Node.js, Java, C#, REST, OAuth 2.0, OpenID Connect, SAML, JWT, Git, Docker, OCI-compatible container runtime, Kubernetes, Red Hat OpenShift, Helm, GitOps, Salesforce, PostgreSQL, Redis
1mo
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Java Software Engineer Level 4
Aurora or Morrisville or Linthicum
$142k-$213k/yr OnsiteFull Time
5+ YOERequires active Top-Secret clearance with SCI, 5+ years Java development, experience with RESTful APIs, Git workflows, Agile processes; Bachelor's/Master's degree with corresponding years of experience or equivalent experience.
RESTful APIs, Java, Git, GitHub, GitLab, Bitbucket, Linux, CI/CD, Docker, cloud platforms
4d
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Full Stack Software Engineer
Colorado Springs or Beltsville
$125k-$145k/yr RemoteFull Time
5+ YOEBachelor's degree in a technical discipline and 5+ years of technical experience, or equivalent experience; US citizenship, active DoD Secret clearance, web development, APIs, databases, Git, CI/CD, and Agile experience required.
Mattermost, React, Angular, Vue, JavaScript, Go, Python, Java, C#, MS SQL, PostgreSQL, MySQL, Scrum, Kanban, Lean, Scaled Agile Framework, GitOps, Git, GitLab, GitHub, Jenkins, Docker, Amazon Web Services (AWS), Amazon VPC, Amazon EC2, Amazon S3, Amazon Lambda, Kubernetes, Certified Kubernetes Administrator (CKA), Keycloak, Appgate, Okta, Bash, PowerShell
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