Hanover • 50 milesRemote · Hybrid · Onsite · Field · All Environments

343 mid level software engineer jobs at 151 companies in Hanover, PA

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Mid-Level Software Engineer

Fort Meade, Maryland, United States

$70k-$190k/yr OnsiteFull Time

Belay Technologies: Provides specialized technology and engineering services to the DoD.

8+ YOEMid-level software engineer with TS/SCI clearance, 8 yrs experience or 4 extra years in lieu of a B.S., strong in AI infra, cloud, Kubernetes, Python.

AWS, Kubernetes, Python, OpenTelemetry, Grafana, Prometheus, CI/CD, Terraform

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Mid-Level React Developer

Annapolis Junction or Columbia

$150k-$200k/yr HybridFull Time

Freedom Technology Solutions Group: Provides geospatial and software engineering solutions for national security agencies.

6+ YOEMid-level React/Java/Spring Boot developer with TS/SCI poly; 6+ years exp; strong React, Java, REST APIs; Camunda/Pega a plus.

React, Java, Spring Boot, Camunda, Pega, Oracle, REST, SQL

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Mid Level Software Engineer

Baltimore, Maryland, United States

$125k-$150k/yr HybridFull Time

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

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Software Engineer Mid Level

Annapolis Junction, Maryland, United States

$200k-$275k/yr OnsiteFull Time

Integrity Technology Consultants: Provides engineering and management consulting solutions to US national security.

7+ YOETS/SCI with Full-Scope Polygraph, ~7+ years software engineering experience, bachelor’s in computer science or related (or 4 extra years experience), strong software design and testing skills.

Apache AirFlow, Python, Apache Spark, Trino, Kubernetes

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Software Engineer (Mid-Senior level)

Baltimore, Maryland, United States

OnsiteFull Time

Davis Unlimited Information Technologies: Provides IT consulting and systems engineering for government agencies.

5+ YOE5+ years in software engineering; Java; SQL; REST; AWS/GCP/Azure; Docker; IaC (Terraform/Ansible); React; strong problem-solving and teamwork.

Java, SQL, REST, AWS, Docker, Terraform, Ansible, React

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Mid-Level Software Engineer

Columbia, Maryland, United States

$180k-$225k/yr HybridFull Time

Visionist: Provides software engineering and data analytics for national security.

14+ YOEActive Top Secret (TS/SCI) clearance with polygraph, Bachelor's in a technical field (or 4 years experience substitution), 14 years software development experience, web app development, Git/GitLab, Docker, Kubernetes, CI/CD experience.

Git, GitLab, Docker, Kubernetes, Docker-compose

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Mid-Level Software Developer

Laurel, Maryland, United States

$150k-$200k/yr OnsiteFull Time

SITEC: Provides specialized IT and engineering services to government agencies.

6+ YOEActive TS/SCI with Polygraph; bachelor's in a technical discipline (or 10 years' experience); 6+ years software development experience; experience with JavaScript frameworks, RESTful endpoints, Linux, and MongoDB.

JavaScript, Linux, MongoDB, AWS, GitLab, GitLab runners, Docker

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Software Engineer - Mid Level

Annapolis Junction, Maryland, United States

$105k-$185k/yr OnsiteFull Time

Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.

7+ YOEBachelor's in engineering/CS (or 4 yrs experience), 7+ years SWE experience, active TS/SCI with polygraph, Linux development proficiency, coding in Python, C++, Java, or JavaScript required.

Linux, Python, C++, Java, JavaScript, GitLab, GitHub, Jira, Confluence, Software-Defined Radio (SDR)

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Mid Level Software Engineer

Hanover, Maryland, United States

$160k-$190k/yr OnsiteFull Time

AmentumNYSE: AMTM: Provides engineering, technology, and mission support to government agencies.

7+ YOESeven+ years Java; Spring/Javascript; JSP/Servlet; JEE; REST; Tomcat; TS/SCI with Poly; BS CS; 7 years experience; leadership not required.

Java, Spring, JavaScript, JSP, Servlet, JEE, REST, Tomcat, Linux, Git, Subversion, SVN, Confluence, UML, Perl, Oracle, MySQL, PL/SQL

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Mid-Level Software Engineer

Annapolis Junction, Maryland, United States

$115k-$190k/yr OnsiteFull Time

GliaCell Technologies: Software and systems engineering for the intelligence community.

7+ YOEActive or reinstatable TS/SCI with Polygraph, U.S. citizenship, 7+ years SWE experience, BS in Computer Science (or equivalent), strong Java skills, experience with Quarkus, PrimeFaces, SQL, PostgreSQL, and ElasticSearch.

Java, Quarkus, PrimeFaces, SQL, PostgreSQL, ElasticSearch

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Mid-Level Backend Software Engineer

Gaithersburg, Maryland, United States

$87k-$157k/yr OnsiteFull Time

teKnoluxion: Providing technical engineering and cloud services to the intelligence community.

2+ YOEActive Top Secret/SCI clearance with CI poly eligibility; bachelor's or master's in computer science/software engineering; 2–8 years experience depending on degree; strong Java or Python, REST API, SQL, and Linux skills.

Java, Python, SQL, Linux, Apache Airflow, Spring Boot, Django, GitLab, Jenkins, Docker, OpenShift, AWS, Azure

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Mid-level Software Developer (DevOps)

Linthicum, Maryland, United States

$137k-$147k/yr OnsiteFull Time

Lentech: Provides mission-critical IT and engineering solutions for government agencies.

7+ YOEActive TS/SCI with FSP required, 7 years software development, Linux (CentOS 7/Red Hat 8) admin, Docker, Python scripting, AWS/C2S, GitLab and Ansible pipelines, NiFi; Elasticsearch preferred.

Linux, CentOS 7, Red Hat 8, Docker, Python, AWS, C2S, GitLab Pipeline, Ansible Pipeline, NiFi, Elasticsearch

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Software Engineer, Mid

McLean or Annapolis Junction

$69k-$158k/yr OnsiteFull Time

Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.

3+ YOE3+ years software development experience; 3+ years with C#, web dev (HTML, JavaScript, Angular), Git, and relational databases; Secret clearance and Bachelor’s degree required; DevOps, container, and cloud experience preferred.

C#, HTML, JavaScript, Angular, Git, SQL Server, PostgreSQL, MySQL, Docker, Podman, Azure

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Mid Level - Backend Software Engineer

Laurel, Maryland, United States

$120k-$181k/yr HybridFull Time

ELEVI Associates: Provides cyber security and IT engineering for federal agencies.

8+ YOEMinimum 8 years application design and development experience with backend databases, full lifecycle development, Python backend services, REST APIs, cloud environments, automated testing, Docker/Kubernetes, and Agile delivery.

React, Angular, Python, PyTest, JUnit, Docker, Kubernetes, AWS, REST, JavaScript, C++, Perl, Ruby

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Software Engineer

Annapolis Junction, Maryland, United States

$150k-$240k/yr OnsiteFull Time

LufCo: Provides specialized engineering and analytic services for defense missions.

7+ YOESenior software engineer with TS/SCI clearance and 7+ years of experience; 14+ for higher level, strong PKI, Linux, and modern software stacks.

C, C++, Go, Docker, Rust, Python, Java, JavaScript, Shell Scripting, PL/SQL, React, Spring, Spring Boot, Linux, Windows, AEM, JBoss, Tomcat

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Kubernetes Software Engineer

Annapolis Junction, Maryland, United States

OnsiteFull Time

Gigatec: Providing systems engineering and software development services for defense.

Mid-level software engineer with Linux, Python, Bash, Docker, Kubernetes, Helm, SQL, REST, and CI/CD; Top Secret clearance required; U.S. work authorization; no visa sponsorship.

Linux, Python, Bash, Docker, Kubernetes, Helm, MySQL, REST, GitLab CI, Git

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Software Engineer (Annapolis Junction, MD, Maryland, United States)

Annapolis Junction, Maryland, United States

$105k-$175k/yr OnsiteFull Time

HIINYSE: HII: Builds naval ships and provides global defense technology solutions.

9+ YOESoftware Engineer with TS/SCI w Poly clearance preferred; mid level; Linux/Windows, DevOps CI/CD experience; multiple levels available.

Linux, Windows, DevOps CI/CD, C/C++, Python

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Java Software Engineer Level 2 or 3

Aurora or Morrisville or Linthicum

$92k-$171k/yr OnsiteFull Time

Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.

2+ YOERequires active Top Secret clearance with SCI eligibility, Bachelor's degree (level dependent) and 2+ to 5+ years software development experience, strong Java, RESTful APIs/microservices, Git, SQL/NoSQL, Agile experience.

Java, RESTful APIs, microservices, Git, GitHub, GitLab, Bitbucket, SQL, NoSQL, Linux

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Software Engineer

Fort Meade or Annapolis Junction

$82k-$172k/yr OnsiteFull Time

CACINYSE: CACI: Provides information technology and professional services to government clients.

5+ YOEActive TS/SCI with poly, BS in a STEM field, 5-15+ years of software engineering experience, Java/Swing, STS/Eclipse/VS Code, Maven, embedded Linux, hardware interfaces, and CI/CD.

Java, Swing, Spring Tools Suite, Eclipse, VS Code, Maven, RabbitMQ, GitLab CI/CD, Jira, Confluence, JFire, Embedded Linux, JTAG, I2C, SPI, UART, Ethernet, OpenWrt, Bootloaders, systemd, chrony, NTP, React, JavaScript

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Software Engineer

Columbia, Maryland, United States

$87k-$198k/yr OnsiteFull Time

Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients

4+ YOETS/SCI with polygraph required. 4+ years (with Bachelor) or 6+ years (with HS/GED) software engineering experience. Experience with Python, Java, C++, RESTful APIs, cloud (AWS/Azure), containers (Docker/Kubernetes), SQL/NoSQL.

Python, Java, C++, RESTful APIs, AWS, Azure, Docker, Kubernetes, SQL, NoSQL, Svelte, Vue.js, Angular, React, C#, .NET, JavaScript, NodeJS, PHP, Drupal, Git, CI/CD

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