Top 10 Mid senior java developer Jobs in King Of Prussia, Pa

Senior Backend Software Engineer
CACI —King of Prussia, PA
- $82,100 - $172,400 a year
- Full-time
- Azure
- Computer Science
- 5 years
- Health insurance
21h
Software Engineer Sr
Lockheed Martin Corporation —King of Prussia, PA
- $93,200 - $164,450 a year
- Full-time
- Java
- Senior level
- Commercial
- Paid jury duty
- Paid holidays
Java Software Engineer - Level 3
Lockheed Martin Corporation —King of Prussia, PA
- Full-time
- Azure
- Office
- Java
- Paid jury duty
- Paid holidays
13d
Senior Data Engineer (AWS, Azure, GCP)
CapTech Consulting —Philadelphia, PA
- Full-time
- 5 years
- DevOps
- Office
- Loan repayment program
- Disability insurance
Quick Apply
Dev Sec Ops Engineer - Level 2
Lockheed Martin Corporation —King of Prussia, PA
- Full-time
- Office
- Java
- JavaScript
- Paid jury duty
- Paid holidays
13d
Sr. Software Engineer
Subaru of America —Camden, NJ
- $110,400 - $125,000 a year
- Full-time
- Computer science
- Computer Science
- Bachelor of Science
- Profit sharing
- Paid holidays
Software Engineer Staff - Top Secret Clearance Required to Start
Lockheed Martin Corporation —King of Prussia, PA
- Full-time
- Computer science
- Azure
- Computer Science
- Paid jury duty
- Paid holidays
Software Engineer Sr - Top Secret Clearance Required to Start
Lockheed Martin Corporation —King of Prussia, PA
- Full-time
- Computer science
- Azure
- Computer Science
- Paid jury duty
- Paid holidays
Senior Software Engineer - Top Secret Clearance
Lockheed Martin Corporation —King of Prussia, PA
- Full-time
- Computer science
- Azure
- Computer Science
- Paid jury duty
- Paid holidays

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Senior Data Engineer (AWS, Azure, GCP)
CapTech Consulting —Columbus, OH
Provide technical leadership and collaborate within and across teams to ensure that the overall technical solution is aligned with the customer needs.
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mid senior java developer jobs near king of prussia, pa

Senior Backend Software Engineer

CACI -
King of Prussia, PA

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Job Details

Full-time
$82,100 - $172,400 a year
21 hours ago

Benefits

Health insurance

Qualifications

Version control
Software engineering
Engineering development testing
Bachelor's degree
Developing automated testing protocols
System deployment
DevOps automation

Full Job Description

Job ID

327582

Job Title: Senior Backend Software Engineer

Job Category: Engineering

Time Type: Full time

Minimum Clearance Required to Start: TS/SCI

Employee Type: Regular

Percentage of Travel Required: Up to 10%

Type of Travel: Continental US

Anticipated Posting End: 8/31/2026

The Opportunity:

CACI is seeking a talented and motivated Backend/Services Software Engineer to join our dynamic development team.

This role is ideal for a mid-career developer who is passionate about building scalable, reliable, and high-performance cloud services. You will be responsible for designing, developing, and implementing modern Java and Python microservices that run within a modern orchestration and cloud environment (such as AWS).

If you are eager to learn, enthusiastic about problem-solving, and ready to make a significant impact on our core product architecture, we would love to hear from you!

Responsibilities:
As a Senior Software Engineer, your responsibilities include:

Writing, building, deploying, and maintaining diverse software applications
Overseeing and guiding the requirements analysis, writing, building, and deployment of software
Overseeing automated testing and providing feedback to management during the development process
Modifying and testing changes to previously developed programs
Collaborating effectively within a software engineering team

Qualifications:

Required:

At least 5 years of professional software development experience and working proficiency in Python and/or Java
Experience with lightweight frameworks such as FastAPI, Flask, Quarkus, or Spring Boot
Proficiency with software packaging tools (uv, pip, Maven, etc.)
Comprehensive testing experience, including unit tests (e.g., pytest, JUnit), system tests, and integration tests
Proficiency with various data storage solutions (PostgreSQL, MongoDB, AWS or Azure cloud storage services)
Experience with source control tools (e.g., Git, GitLab)
Experience implementing and managing CI/CD pipelines using tools such as GitLab CI/CD or Jenkins
Experience containerizing and deploying applications using Docker and Kubernetes
Ability to work in office full time

Bachelor's degree in computer science or related field
Active TS/SCI U.S. Government Security Clearance

Desired:

Strong knowledge of GEOINT (Geospatial Intelligence) data collection and distribution paradigms, including overhead intelligence
Experience developing Agentic AI solutions using open-source frameworks (e.g., DSPy, Microsoft AutoGen, LangGraph, CrewAI)
In-depth knowledge of and practical experience with standard AWS managed services (S3, ECS, EC2, Lambda, Step Functions, DynamoDB, OpenSearch)
Experience with ArgoCD or GitOps deployment workflows
Experience with Government Clouds (e.g., GovCloud, C2S)
Experience with DevSecOps and Agile Scrum software development methodology, including tools like Jira and Confluence
IAT Level II or III certification (e.g., Security+, CISSP, or CASP)

What You Can Expect:

A culture of integrity.

At CACI, we place character and innovation at the center of everything we do. As a valued team member, you’ll be part of a high-performing group dedicated to our customer’s missions and driven by a higher purpose – to ensure the safety of our nation.

An environment of trust.

CACI values the unique contributions that every employee brings to our company and our customers - every day. You’ll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality.

A focus on continuous growth.

Together, we will advance our nation's most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground — in your career and in our legacy.

Pay Range:

There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits.

Since this position can be worked in more than one location, the range shown is the national average for the position.

The proposed salary range for this position is:

$82,100-$172,400

CACI is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, age, national origin, disability, status as a protected veteran, or any other protected characteristic.

Apply Now

Refine Your Search

mid senior java developer jobs in king of prussia, pa

Senior Backend Software Engineer

Software Engineer Sr

Java Software Engineer - Level 3

Senior Data Engineer (AWS, Azure, GCP)

Dev Sec Ops Engineer - Level 2

Sr. Software Engineer

Software Engineer Staff - Top Secret Clearance Required to Start

Software Engineer Sr - Top Secret Clearance Required to Start

Senior Software Engineer - Top Secret Clearance

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