748 software engineer developer jobs at 286 companies in Townsend, DE

PromotedHiringCafe
Founding Full-stack / Product Engineer
Cupertino, CA, US
$130k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Help us build a 100× better job search engine. We need a full-stack engineer with great taste, sharp fundamentals, and a track record of shipping polished product on React/Next.js plus a real backend (Firebase, Elasticsearch, Redis, Stripe).
React, Next.js, TypeScript, Firebase, Elasticsearch, Redis, Stripe
3w
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Software Developer
Philadelphia, Pennsylvania, United States
$92k-$154k/yr HybridFull Time
AVEVA
AVEVA: Industrial software for engineering and operational performance management.
3+ YOE3+ years software/product development; degree in engineering, computer science, math, or physics; experience with C#/.NET, C++, JavaScript; strong debugging, communication, and design skills.
C#/.NET, C++, JavaScript
1mo
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Software Developer
Belcamp, Maryland, United States
$83k-$140k/yr OnsiteFull Time
ManTech
ManTech: Provides technology solutions for defense and intelligence agencies.
10+ YOEBSc and 10+ years software development experience, U.S. citizenship with active Secret clearance, proficiency with Java/Python/C#/JavaScript, Linux/Windows experience, testing and documentation skills, DoD experience preferred.
Java, Python, C#, JavaScript, Linux, Windows
1mo
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Senior Software Engineer
New York City or Asbury Park or Boston or Chicago or Baltimore
$160k-$180k/yr HybridFull Time
Solar Landscape
Solar Landscape: Develops and operates commercial rooftop solar energy projects.
5+ YOE5+ years software engineering experience; lead full-stack development with TypeScript, Node.js, Python, Next.js, Tailwind CSS; experience with Microsoft Azure, Azure DevOps, GitHub, Jira, EMU/AI-enabled features, and leading/mentoring engineers.
TypeScript, Node.js, JavaScript, Next.js, Tailwind CSS, Python, Microsoft Azure, Microsoft Azure DevOps, GitHub, Jira, Figma, Microsoft Dynamics, Microsoft Business Central, Microsoft PowerApps, Microsoft Power BI
2d
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Software Engineer
Philadelphia, Pennsylvania, United States
OnsiteFull Time
Green Expert Technology
Green Expert Technology: Provides engineering and technical services for government defense programs.
3+ YOEBachelor's in CS/EE/CE, 3+ years software development experience, active DoD Secret clearance, familiarity with C/C++/C#/Java, Linux, version control, JIRA/Confluence, testing, and technical documentation.
Microsoft .NET Framework, Windriver Workbench, Tornado IDEs, Linux, C, C++, C#, Java, JIRA, Confluence, Git, SVN, Matlab, Labview, MS Access, SQL, TCP/IP, UDP
2mo
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Software Engineer
Baltimore or Annapolis
HybridFull Time
ExistX
ExistX: Transitions national security research into operational software and systems.
5+ YOE5+ years enterprise software development; BS in Computer Science or related field; backend languages Java/C/C++/Rust/Python; experience with scalable systems; strong documentation; cryptography or cloud knowledge preferred.
Java, C/C++, Rust, Python, Cryptol, Haskell, Docker, Kubernetes, AWS, Azure
1mo
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Lead Software Engineer
Newark, Delaware, United States
$128k-$201k/yr OnsiteFull Time
Hologic
HologicNASDAQ: HOLX: Develops medical technology for women's healthcare and diagnostics.
6+ YOE6+ years software engineering experience building cloud and edge systems; experience in regulated environments, secure development practices, QMS familiarity, AI integration, Agile and version control proficiency; degree in CS/SE/STEM.
Microsoft Azure, Google Cloud Platform (GCP), Agile
2mo
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Software Engineer
Chicago or St. Louis or Philadelphia
$75k-$95k/yr HybridFull Time
ProSight Financial Association
ProSight Financial Association: Professional association for financial services research and training.
3+ YOE3+ years software engineering experience with .NET/C#, SQL, Microsoft Azure (Functions, App Services, DevOps), front-end skills (HTML, CSS, JavaScript, React.JS/Angular JS), containerization (Docker, Kubernetes), and CI/CD practices.
.NET, C#, SQL, Microsoft Azure, Azure Functions, Azure App Services, Azure DevOps, HTML, CSS, JavaScript, React.JS, Angular JS, Docker, Kubernetes, Microsoft SQL Server, MySQL, PostgreSQL, Terraform, ARM templates, PHP, CI/CD, RESTful APIs
3mo
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1650 - Software Developer
Belcamp, Maryland, United States
$83k-$140k/yr OnsiteFull Time
Sigma Defense: Develops tactical communications and intelligence systems for defense.
10+ YOE10+ years in software development; 5+ years DoD software support; strong requirements analysis, architecture, and coding skills; Java, Python, C#, and JavaScript; ability to document software; U.S. citizen; Secret security clearance or higher; Bachelor's Science degree.
Java, Python, C#, JavaScript
3w
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Software Engineer
Aberdeen Proving Ground, Maryland, United States
$76k-$156k/yr HybridFull Time
CACI International
CACI InternationalNYSE: CACI: Provides information technology and engineering services for government agencies.
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
2mo
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Sr Software Developer
Annapolis Junction or Columbia
$174k-$220k/yr OnsiteFull Time
ELEVI Associates
ELEVI Associates: Provides cyber security and IT engineering for federal agencies.
20+ YOEActive security clearance with FS Poly; 20+ years as a software engineer in similar scope, or 4+ years of experience
Java, PostgreSQL, Database design, RESTful API, Docker, Power BI, Python, Power Query M, MariaDB, Elasticsearch
2mo
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Mid Level Software Engineer
Baltimore, Maryland, United States
$125k-$150k/yr HybridFull Time
BlackSea Technologies
BlackSea Technologies: Designs and manufactures autonomous maritime vessels and defense hardware.
3+ YOE3-7 years software engineering, strong C++, distributed systems, robotics/autonomy, AI-assisted development tools; APIs and networking experience.
C++, MAVLink, Protobuf, DDS, CAN, TCP/IP, serial, OpenAI Codex, Claude Code
3w
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Lead Software Engineer
Wilmington, Delaware, United States
OnsiteFull Time
JPMorgan Chase
JPMorgan ChaseNYSE: JPM: Global financial services firm providing banking and investment solutions.
5+ YOE5+ years software engineering experience; building high-volume, low-latency transactional systems; microservices with Java/Spring Boot and Python (FastAPI/Flask); AWS services experience; SQL/RDBMS proficiency; agile/SCRUM and experience with AI-assisted development tools.
Java, Python, Spring Boot, FastAPI, Flask, S3, DynamoDB, ECS, EKS, RDS, Lambda, ALB, NLB, GitHub Copilot, Claude, Splunk, Dynatrace, Grafana, RDBMS, SQL, JDBC, Databricks
4d
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Software Engineer 2 (D26)
Fort Meade or Anne Arundel County or Howard County or Baltimore
OnsiteFull Time
Davis Unlimited Information Technologies
Davis Unlimited Information Technologies: Provides IT consulting and systems engineering for government agencies.
14+ YOERequires active TS/SCI, 14+ years software engineering experience, Bachelor's in CS (or 4 additional years experience), expertise in backend and systems development, containerization, CI/CD, agile, and leadership of development teams.
Java SE, Python, Git, Shell/bash, Nexus, Maven, JavaScript, HTML5, CSS3, JUnit, IDEs, Docker, Kubernetes, OpenShift, GitLab CI, SonarQube, Spring Framework, Spring Tool Suite, Grit, Jenkins, Hibernate, MySQL, Web Services, Google Web Toolkit, Vaadin
1w
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Lead Software Developer
Seattle or St. Louis or Arlington or Ridley Park or Charleston or Mesa
$183k-$265k/yr HybridFull Time
Boeing
BoeingNYSE: BA: Designing and manufacturing commercial aircraft and defense systems.
10+ YOEBachelor's in a technical field,10+ years developing software,data pipelines and cloud products; experience with scalable distributed systems; strong design, testing and collaboration skills.
Teams, Mattermost, GitHub
1mo
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Senior Software Engineer
Philadelphia or United States or Canada
$123k/yr RemoteFull Time
Sports Reference
Sports Reference: Provides comprehensive online databases of sports statistics and history.
4+ YOE4+ years software development experience, full-stack web development, CI/CD and data ingestion familiarity, strong communication and mentoring skills, history of producing maintainable testable code for high-traffic sites.
1w
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Software Engineer III
Philadelphia, Pennsylvania, United States
$94k-$144k/yr RemoteFull Time
NBME
NBME: Develops and manages medical licensing and healthcare professional assessments.
4+ YOEHands-on AWS serverless experience, strong Python skills, 4+ years software development, IaC and observability experience, bachelor's degree or equivalent preferred.
AWS Lambda, API Gateway, AppSync, SQS, SNS, EventBridge, Step Functions, DynamoDB, S3, boto3, AWS SDKs, AWS CDK, CloudFormation, Terraform, CloudWatch, X-Ray, CloudTrail, Aurora/RDS, DocumentDB, Glue, Athena, Python, Java, Spring Boot, JPA, Jakarta EE, Angular, TypeScript, JavaScript, HTML, CSS, GitHub Copilot, Amazon Q, ChatGPT
2mo
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Software Engineer 2
Annapolis Junction, Maryland, United States
OnsiteFull Time
Entegra Systems
Entegra Systems: Provides engineering and intelligence analysis for government missions.
14+ YOE14+ years software development; Java; REST; middleware; Scrum; TS/SCI with CI Poly clearance; Bachelor's degree; strong team player.
Java, REST, Middleware, Web Services, ETL, Unit Testing, Scripting
1w
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Lead Software Developer
Seattle or St. Louis or Arlington or Ridley Park or Charleston or Mesa
$183k-$265k/yr HybridFull Time
Boeing
BoeingNYSE: BA: Manufactures commercial and military aircraft, satellites, and defense systems.
10+ YOEBachelor's degree in a technical field and 10+ years developing software, data pipelines, and cloud-based data services; U.S. Person required for export control; drug testing and COI assessment apply.
Microsoft Teams, Mattermost, GitHub
2mo
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Principal Software Engineer
Dresher or Philadelphia
OnsiteFull Time
Ascensus
Ascensus: Administers tax-advantaged retirement and education savings plans.
Bachelor's degree in computer science or engineering; strong technical leadership; AI tooling experience; hands-on software development; Agile experience; excellent problem-solving and communication skills.
C, C++, Python, Apache, Nginx, Redis, jQuery, PowerShell, React, Docker, Kubernetes, CI/CD, TDD, Agile
1w
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Principal Software Engineer
United States or Vienna or Baltimore
$220k-$372k/yr OnsiteFull Time
NetApp
NetAppNASDAQ: NTAP: Sells enterprise data storage and cloud management software.
12+ YOE12+ years software development experience with expertise in cloud-native, storage and data management; proficiency in NFS/SMB/iSCSI and programming in C/C++/Golang/Node.js/Python.
C, C++, Golang, Node.js, Python, NFS, SMB, iSCSI, Docker, Kubernetes, GitHub, Jenkins, Ansible

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