Explore 2 java front end developer jobs from 2 hiring companies in Strasburg, PA, US. Filter by remote, salary, experience, and company, then open any listing to apply.

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Java Front End Developer

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Java Front End Developer Jobs

CACI

Lockheed Martin

Onsite

Job Title: Full Stack Developer<p style="text-align:inherit"></p><p style="text-align:inherit"></p>Job Category: Engineering<p style="text-align:inherit"></p><p style="text-align:inherit"></p>Time Type: Full time<p style="text-align:inherit"></p><p style="text-align:inherit"></p>Minimum Clearance Required to Start: Secret<p style="text-align:inherit"></p><p style="text-align:inherit"></p>Employee Type: Regular<p style="text-align:inherit"></p><p style="text-align:inherit"></p>Percentage of Travel Required: Up to 10%<p style="text-align:inherit"></p><p style="text-align:inherit"></p>Type of Travel: Local<p style="text-align:inherit"></p><p style="text-align:inherit"></p><p style="text-align:inherit"></p>* * *<p style="text-align:inherit"></p><p style="text-align:inherit"></p><p><br /><b><u>The Opportunity:</u></b><br /><span>Utilize your skills to drive technical innovation in support of a great customer at C5ISR Center in Aberdeen Proving Ground, MD.</span><br /><br /><b><u>Responsibilities:</u></b></p><p><span>• Architect, design, and develop a new client-server web application based on an existing Java application.<br />• Develop and maintain both the front-end and back-end components of the web application.<br />• Collaborate with the development teams, product managers, stakeholders, and designers, to define and implement new features.<br />• Write clean, efficient, and well-documented code.<br />• Ensure the application is scalable, secure, and performs optimally.<br />• Troubleshoot and debug issues across the entire application stack.<br />• Stay up-to-date with the latest industry trends and technologies to ensure the application remains modern and competitive.</span><br /><br /><b><u>Qualifications:</u></b><br /><br /><i>Required: </i><br /><span>• Bachelor&#39;s degree in Computer Science, Engineering, or a related field (or equivalent experience).<br />• 5&#43; years experience as a Full Stack Developer or similar role.<br />• Strong proficiency in Java and experience with Java-based web frameworks (e.g., Spring Boot, Vaadin, or Jakarta EE).<br />• Expertise in front-end technologies, including HTML, CSS, and JavaScript.<br />• Experience with modern front-end frameworks such as React, Angular, or Vue.js.<br />• Solid understanding of client-server architecture and web protocols (HTTP, REST).<br />• Experience with databases, both SQL (e.g., MySQL, PostgreSQL) and NoSQL (e.g., MongoDB).<br />• Familiarity with version control systems, such as Git.<br />• Excellent problem-solving and communication skills.</span><br /><br /><i>Desired:</i><br /><span>• Experience with cloud platforms (e.g., AWS, Azure, Google Cloud).<br />• Knowledge of containerization technologies like Docker and Kubernetes.<br />• Experience with CI/CD pipelines and DevOps practices.<br />• Experience with WebSocket for real-time communication.<br />• Minimum Secret Clearance, with the ability to obtain a SCI</span></p><p style="text-align:inherit"></p><p style="text-align:inherit"></p>-<p></p><p></p><p><b><u>What You Can Expect:</u></b></p><p><b> A culture of integrity.</b></p><p>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.</p><p><b>An environment of trust.</b></p><p>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.</p><p><b>A focus on continuous growth.</b></p><p>Together, we will advance our nation&#39;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.</p><p></p><p><br /></p><p><b><u>Pay Range</u></b>: </p><p>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.</p><p></p><p>The proposed salary range for this position is: </p>$108,400 - 227,500 USD<p style="text-align:inherit"></p><p style="text-align:inherit"></p><p style="text-align:inherit"></p><div></div><div><i>CACI is <span><span><span><span>an Equal Opportunity Employer.</span></span></span></span> 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 <span><span><span><span>other protected characteristic.</span></span></span></span></i></div>

Full Stack Developer

Bachelor's degree or equivalent experience; 5+ years in full stack development; strong Java, front-end, and database skills; cloud and container tech a plus; Secret clearance (minimum).

<div><h3>Security Clearance</h3><div>Top Secret with Investigation or CV date within 5 years</div><h3>Shift</h3><div>First </div><h3>Direct/Indirect</h3><div>Direct </div><h3>Business Area</h3><div>Space </div><h3>Department</h3><div>72C1A00:CS3 Space Security </div><h3>Relocation/Housing Stipend Available</h3><div>Possible</div><h3>Job Code/Title</h3><div>E1073:Software Engineer Sr </div><h3>Job Class</h3><div>Software Engineering</div><h3>Job Category</h3><div>Experienced Professional</div><h3>Req Type</h3><div>Full-Time</div><h3>Job Description</h3><div>Lockheed Martin’s Victor Portfolio of Space Security is seeking a highly skilled, motivated, and experienced Senior Software Engineer to join an Agile, cross‑functional team dedicated to protecting critical space assets. This role will focus on developing web‑based applications within an open‑architecture infrastructure that supports mission‑critical space‑security operations. The successful candidate will collaborate with internal development teams and subject‑matter experts, and thrive in a fast‑paced environment where each day brings new challenges.<br><br>Key Responsibilities<br>• Full‑Lifecycle Development – Design, implement, test, deploy, and maintain web applications and services that enable space‑asset protection.<br>• Agile Collaboration – Participate in Scrum ceremonies (stand‑ups, sprint planning, retrospectives) and contribute to continuous‑improvement of team processes.<br>• Open‑Architecture Integration – Build modular, reusable components that conform to open‑architecture standards and facilitate integration with existing and future mission systems.<br>• Technical Leadership – Mentor junior engineers, conduct code reviews, and drive adoption of best practices (CI/CD, automated testing, secure coding, performance profiling).<br>• Stakeholder Engagement – Work closely with domain experts to translate mission needs into technical solutions.<br><br>Applicants selected will be subject to a government security investigation and must meet eligibility requirements for access to classified information, and must maintain the required security throughout the course of employment.<br><br>*** This position is contingent upon the program award expected in Summer of 2026 ***</div><h3>Basic Qualifications</h3><div>• Proficiency in modern languages such as Java, C#, Python, or JavaScript/TypeScript; strong understanding of object‑oriented design and principles.<br>• Hands‑on experience with RESTful APIs, HTML5, CSS3, modern JavaScript frameworks (e.g., React, Angular, Vue), and UI/UX best practices.<br>• Familiarity with pipelines (Jenkins, GitLab CI, Azure DevOps), containerization (Docker, Kubernetes), and version control (Git).<br>• Proven track record working in Scrum or Kanban teams; comfortable with iterative development and rapid feedback cycles.<br>• US citizenship is required to obtain a government security clearance<br>• Active DOD Top Security Clearance with an investigation or Continuous Vetting (CV) date within 5 years</div><h3>Desired skills</h3><div>• Experienced with Horizon software application providing command and control services for satellites, antennas, and ground hardware assets.<br>• Experience in application containerization (e.g. Docker, Kubernetes, Helm, etc.) in a cloud environment (AWS/Azure/Openstack/Openshift)<br>• Hands‑on experience with RESTful APIs, HTML5, CSS3, modern JavaScript frameworks (e.g., React, Angular, Vue), and UI/UX best practices.<br>• Domain Experience in Mission Management, Planning and Scheduling, Orbital Mechanics, SSA (Space Situational Awareness)<br><br>#LMSpaceSoftwareEng<br>#SpaceSecurity</div><h3>State</h3><div>Pennsylvania </div><h3>Virtual</h3><div>no</div><h3>City</h3><div>King of Prussia </div><h3>Zip</h3><div>19406</div><h3>EEO</h3><div><strong>Lockheed Martin is an equal opportunity employer. Qualified candidates will be considered without regard to legally protected characteristics.</strong><br><strong>The application window will close in 90 days; applicants are encouraged to apply within 5 - 30 days of the requisition posting date in order to receive optimal consideration.</strong></div><h3>*</h3><div>At Lockheed Martin, we use our passion for purposeful innovation to help keep people safe and solve the world's most complex challenges. Our people are some of the greatest minds in the industry and truly make Lockheed Martin a great place to work. <br> <br>With our employees as our priority, we provide diverse career opportunities designed to propel, develop, and boost agility. Our flexible schedules, competitive pay, and comprehensive benefits enable our employees to live a healthy, fulfilling life at and outside of work. We place an emphasis on empowering our employees by fostering an inclusive environment built upon integrity and corporate responsibility.<br><br>If this sounds like a culture you connect with, you’re invited to apply for this role. Or, if you are unsure whether your experience aligns with the requirements of this position, we encourage you to search on <a href="https://www.lockheedmartinjobs.com/">Lockheed Martin Jobs</a>, and apply for roles that align with your qualifications.</div><h3>City, State</h3><div>King of Prussia-PA </div><h3>Other Important Information</h3><div>By applying to this job, you are expressing interest in this position and could be considered for other career opportunities where similar skills and requirements have been identified as a match.  Should this match be identified you may be contacted for this and future openings.</div><h3>Ability to work remotely</h3><div>Onsite Full-time: The work associated with this position will be performed onsite at a designated Lockheed Martin facility.</div><h3>Work Schedule Information</h3><div>Lockheed Martin supports a variety of alternate work schedules that provide additional flexibility to our employees.  Schedules range from standard 40 hours over a five day work week while others may be condensed.  These condensed schedules provide employees with additional time away from the office and are in addition to our Paid Time off benefits.</div><h3>Security Clearance Information</h3><div>This position requires a government security clearance, you must be a US Citizen for consideration.</div><h3>Work Schedule</h3><div>9x80 every other Friday off </div><h3>Select the Telework classification for this position</h3><div>Employee will work on-site full-time </div><h3>National Pay Statement</h3><div><strong>Pay Rate:</strong> The annual base salary range for this position in California, Massachusetts, and New York (excluding most major metropolitan areas), Colorado, Hawaii, Illinois, Maryland, Minnesota, New Jersey, Vermont, Washington or Washington DC is $93,200  - $164,450. For states not referenced above, the salary range for this position will reflect the candidate’s final work location. Please note that the salary information is a general guideline only. Lockheed Martin considers factors such as (but not limited to) scope and responsibilities of the position, candidate's work experience, education/ training, key skills as well as market and business considerations when extending an offer.<br><strong>Benefits offered:</strong> Medical, Dental, Vision, Life Insurance, Short-Term Disability, Long-Term Disability, 401(k) match, Flexible Spending Accounts, EAP, Education Assistance, Parental Leave, Paid time off, and Holidays. <br>(Washington state applicants only) Non-represented full-time employees: accrue at least 10 hours per month of Paid Time Off (PTO) to be used for incidental absences and other reasons; receive at least 90 hours for holidays. Represented full time employees accrue 6.67 hours of Vacation per month; accrue up to 52 hours of sick leave annually; receive at least 96 hours for holidays. PTO, Vacation, sick leave, and holiday hours are prorated based on start date during the calendar year.<br>This position is incentive plan eligible.</div><h3>Premium Pay Statement</h3><div><strong>Pay Rate:</strong> The annual base salary range for this position in most major metropolitan areas in California, Massachusetts, and New York is $107,300  - $185,840. For states not referenced above, the salary range for this position will reflect the candidate’s final work location. Please note that the salary information is a general guideline only. Lockheed Martin considers factors such as (but not limited to) scope and responsibilities of the position, candidate's work experience, education/ training, key skills as well as market and business considerations when extending an offer.<br><strong>Benefits offered:</strong> Medical, Dental, Vision, Life Insurance, Short-Term Disability, Long-Term Disability, 401(k) match, Flexible Spending Accounts, EAP, Education Assistance, Parental Leave, Paid time off, and Holidays.<br>This position is incentive plan eligible.</div></div>

Senior Software Engineer (Top Secret Clearance)

Senior Software Engineer

Proficient in modern languages; RESTful APIs; front-end frameworks; pipelines and containers; Agile experience; US citizenship with Top Secret clearance.

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