96 software engineer iii jobs at 50 companies in Waldorf, MD
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Software Engineer III
Reston or Somerville
$110k-$135k/yr HybridFull Time
5+ YOESenior Python engineer for large-scale web scraping with anti-bot evasion, data extraction, and SQL data management.
Python, Scrapy, Playwright, Selenium, Puppeteer, SQL, PostgreSQL, MySQL, Cloudflare, Akamai, PerimeterX
3w
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Software Engineer III
Reston or Chandler
$100k-$130k/yr HybridFull Time
5+ YOEBachelor's in CS or engineering,5+ years software development experience,proficiency in C/C++/Python/Java,Git,Agile experience,ability to obtain/hold Secret clearance.
C, C++, Python, Java, Git, Linux, shell scripting, Docker, Kubernetes, Podman, GitLab, Artifactory, PostgreSQL, MongoDB, AWS, Jira, Confluence, Atlassian
1mo
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Software Engineer III
Fort Meade, Maryland, United States
$190k-$205k/yr OnsiteFull Time
8+ YOE8+ years cloud-native software engineering with Go/Python, Kubernetes and GitOps expertise; experience with Terraform/Ansible, event-driven systems (Kafka); mentorship and architecture leadership; TS/SCI with FSP required.
Go, Python, Kubernetes, Helm, GitOps, Kafka, Terraform, Ansible, ArgoCD, Fleet, TypeScript, OpenShift, Rancher, Istio, Linkerd, Prometheus, Grafana, OpenTelemetry, AWS GovCloud, cloud-init, Git, DISA STIGs
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Software Engineer III
Washington, District of Columbia, United States
OnsiteFull Time
4+ YOEEligible for DoD SECRET clearance, 4+ years software/computer engineering experience, BS in a quantitative field, familiarity with C/C++,Java,Python, EM/DevOps methodologies, naval/unmanned systems experience, testing and debugging skills.
C, C++, Java, Python, DEVOPS/DEVSECOPS, Agile
2mo
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Software Engineer III
Annapolis Junction, Maryland, United States
$215k-$291k/yr OnsiteFull Time
10+ YOETop Secret/SCI with polygraph required; US citizenship required; 10+ years related software engineering experience; Bachelor’s in Computer Science (or 4 years additional SWE experience); skills in computer/system security and HTML, CSS, JavaScript.
HTML, CSS, JavaScript, ITOM, ITSM, HRSD, CSM, Service Portal, Free and Open Source Software (FOSS), GOTS, COTS
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Software Engineer III
Hanover, Maryland, United States
$119k-$178k/yr OnsiteFull Time
5+ YOEBS in CS/CE/Math/EE (or equivalent), 5+ years software engineering, experience with REACT/C/C++/C#, Linux, Jira, Git; ability to obtain DoD security clearance; US citizenship; strong written/oral communication and hardware test proficiency.
REACT, C, C++, C#, Linux OS, Jira, Git, oscilloscopes, multimeters
3w
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Software Engineer III
Chantilly, Virginia, United States
$121k-$189k/yr OnsiteFull Time
8+ YOEActive Top Secret clearance with SCI eligibility and CI polygraph ability, US citizenship, minimum 8 years software development experience, proficiency in Python, software architecture, OOD, Git, and unit testing.
Python, Git, MySQL, PostgreSQL, Microsoft SQL, Apache Nifi, Cribl, Terraform, GraphQL, Angular, React, Svelte, SAFe
3w
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Software Engineer III
Chantilly, Virginia, United States
$121k-$189k/yr OnsiteFull Time
8+ YOEActive Top Secret clearance with SCI eligibility and CI polygraph eligibility, US citizenship, minimum 8 years software development experience, proficiency in Python, software architecture, OOD, Git, and unit testing; experience in secure government environments preferred.
Python, Git, Apache Nifi, Cribl, Terraform, GraphQL, Angular, React, Svelte, MySQL, PostgreSQL, Microsoft SQL, SAFe
2w
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Software Engineer (II/III)
Fort Meade, Maryland, United States
OnsiteFull Time
14+ YOEActive TS/SCI clearance with polygraph, bachelor's degree, and 14–20 years of experience. Requires Python, modern programming language, Git, agile methods, and strong software engineering fundamentals.
Python, Java, C#, JavaScript, Git
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Software Developer III
Arlington, Virginia, United States
$105k-$160k/yr HybridFull Time
2+ YOE2+ years software development experience, PeopleSoft/PeopleTools and SQL knowledge, military pay experience preferred, Secret clearance and U.S. citizenship required, strong communication skills.
PeopleSoft, PeopleTools, SQL, SAFe
3w
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Software Developer III
Dahlgren, Virginia, United States
$110k-$165k/yr OnsiteFull Time
10+ YOE10+ years software development experience, Bachelor’s in STEM, active Interim Secret/Secret clearance required, strong Java/JavaFX skills, Git/GitLab, CI/CD and DevSecOps familiarity.
Java, JavaFX, Guice, Git, GitLab, SonarQube, VMWare Workstation, Antifactory, Nexus, Gradle, JIRA, Confluence
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Software Engineer III
Baltimore, Maryland, United States
$128k-$173k/yr OnsiteFull Time
7+ YOEBachelor's degree required; 7+ years platform engineering; experience with SQL Server, RedShift, RDS, DynamoDB, Glue, DMS; scripting in PowerShell or Python; AWS cloud architecture; IAM (Okta/OAuth2/JWT); CI/CD practices.
EC2, S3, Lambda, RedShift, SqlServer, RDS, DynamoDB, Glue, DMS, PowerShell, Python, Okta, OAuth2, JWT, CI/CD
2mo
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Software Engineer III
Tysons Corner, Virginia, United States
$138k-$164k/yr OnsiteFull Time
7+ YOEBachelor's degree in engineering,7+ years software engineering experience,Secret clearance,biometrics and Android experience,knowledge of information assurance/encryption,experience with agile and DevOps/DevSecOps.
Android, DEVOPS/DEVSECOPS
1w
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Software Engineer III/IV *Top Secret*
Chantilly, Virginia, United States
$116k-$225k/yr OnsiteFull Time
5+ YOEBachelor's degree in computer science, computer engineering, or related field; 5+ years' experience for Level III or 10+ for Level IV; active U.S. Top Secret clearance and ability to obtain TS/SCI clearance.
C#, C++, Java, Python, microcontrollers, GPUs, FPGA, spectrum analyzers, digital oscilloscopes, continuous integration, test-driven development
1mo
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Software Engineer III
Bethesda, Maryland, United States
$112k-$176k/yr HybridFull Time
3+ YOE3+ years building production web applications; proficiency in backend (Python, Node.js) or frontend (React, Angular); experience with MySQL, MongoDB, DynamoDB, Elasticsearch/Solr; TypeScript and JavaScript skills.
Python, Node.js, React, Angular, MySQL, MongoDB, DynamoDB, Elasticsearch, Solr, JavaScript, TypeScript
6d
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Software Engineer III, AI Digital & Engineering Software
Gaithersburg or Rockville
$150k-$180k/yr HybridFull Time
5+ YOEBachelor's degree and typically five years of software engineering experience. Requires Git, GitLab, CI/CD, Jira, Confluence, AI-assisted development tools, and one specialization track.
Claude Code, React, TypeScript, Tailwind CSS, Vite, AWS Lambda, Amazon ECS, Amazon DynamoDB, WebSockets, REST APIs, AWS Bedrock, Amazon Neptune, LangChain, LangGraph, AWS Strands, DeepEval, Ragas, OpenLineage, AWS DataZone, EventBridge, AWS DMS, Kinesis, AWS Glue, API Gateway, Docker, GitLab CI/CD, Terraform, Amazon ECR, Amazon VPC, Amazon EC2, Application Load Balancer (ALB), Network Load Balancer (NLB), DocumentDB, OpenSearch, Redis, Aurora PostgreSQL, Datadog, CloudWatch, AWS Certificate Manager (ACM), Git, Jira, Confluence, Python, Node.js, Express, FastAPI, LlamaIndex, Arize Phoenix, S3, Apache Iceberg, Lake Formation, Athena, Delta Lake, Apache Hudi, Siemens Teamcenter, PTC Windchill, Dassault 3DEXPERIENCE, Aras Innovator, Siemens Polarion, IBM DOORS, DOORS Next, Jama Connect, Oracle Primavera P6, Procore, SAP ERP, Box, STEP, JT, IFC, ReqIF, SysML v2 XMI, QIF, DWG, RVT, SAML 2.0, OIDC, SCIM, AWS IAM Identity Center, Amazon Cognito, AWS GovCloud, Linux, macOS, Cameo Systems Modeler, Capella, Neo4j, Model Context Protocol (MCP)
3w
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Software Engineer III, Front End
McLean, Virginia, United States
$100k-$125k/yr RemoteFull Time
5+ YOE5+ years software engineering experience (or equivalent), expertise in Angular/TypeScript/JavaScript/HTML/CSS, UI testing, accessibility (WCAG 2.1 AA), mentoring, and federal suitability/background investigation.
Angular, HTML5, CSS3, JavaScript, TypeScript, Figma, Selenium, Cypress, Playwright, Git, GitLab, CI/CD, AWS, Python
3mo
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Civil Engineer III
Washington, District of Columbia, United States
$95k-$110k/yr HybridFull Time
5+ YOEBachelor's in Civil Engineering; PE license preferred; 5+ years land development experience; strong design software knowledge.
Civil3D, AutoCAD, HEC-RAS, StormCAD, PCSWMM, HEC-HMS, WSPG W, CIVILD, AES, CLOMR/LOMR, Microsoft Office Suite
1mo
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Software Engineer III
Arlington or Louisville or Tampa
$93k-$140k/yr HybridFull Time
3+ YOE3+ years application programming across front-end, server-side, and database; experience with full SDLC, Agile, CI/CD, AWS services, microservices, containers, and AI/LLM integrations; BS in CS preferred.
AWS Lambda, Amazon API Gateway, Amazon DynamoDB, Node.js, Python, Java, React, GitLab Duo, GitHub Copilot, Cursor IDE
2mo
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Software Engineer III
Annapolis Junction, Maryland, United States
$215k-$291k/yr OnsiteFull Time
10+ YOETop Secret/SCI clearance with polygraph required, US citizenship required, 10+ years related experience, Bachelor’s in Computer Science (or 4 yrs additional SWE experience), skills in computer/information/system security and web languages; leadership experience preferred.
ITOM, ITSM, HRSD, CSM, Service Portal, HTML, CSS, JavaScript, Free and Open Source Software (FOSS), Government-off-the-shelf (GOTS), Commercial-off-the-shelf (COTS)
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