Explore 4 java front end developer jobs from 3 hiring companies in Harrington, DE, US. Filter by remote, salary, experience, and company, then open any listing to apply.

java-front-end-developer

Java Front End Developer

Milford

Dover

Easton

Smyrna

Middletown

Salisbury

Bridgeton

Seaford

Georgetown

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South Vineland

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Bear

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Java Front End Developer Jobs

CACI

Boeing Intelligence & Analytics

GDIT

Onsite

Hybrid

Type of Requisition:PipelineClearance Level Must Currently Possess:Top Secret SCI + PolygraphClearance Level Must Be Able to Obtain:Top Secret SCI + PolygraphPublic Trust/Other Required:NoneJob Family:Software EngineeringJob Qualifications:Skills:C++ Programming Language, Java, Software DevelopmentCertifications:NoneExperience:1 + years of related experienceUS Citizenship Required:YesJob Description:As a Full Stack Java Developer, you&#39;ll perform software requirements analysis, system integration activities, research and design and develop and test software and tools. From inventing new products or enhancing existing applications, your talent will be front and center.   What you bring to the table: - Seasoned, experienced professional with a broad range of expertise and a wide range of professional experience, possessing a substantial understanding of software engineering concepts, principles, and theories; expert at applying technical standards and methodologies to resolve a wide range of issues in creative ways - Team player who thrives in collaborative environments and revels in team success, meeting and exceeding personal and team commitments - Ability to serve as company technical spokesperson with subject matter expertise (SME) What sets you apart: - Active contributor to the achievement of financial and business objectives by resolving complex issues in creative, effective and financially favorable ways - Contributes to the development of innovative principles and ideas - Effectively leads complex assignments, interacting with both customers and end-users What you&#39;ll experience: - Technologies that aren&#39;t just top-notch, they&#39;re often top-secret - A team of bold thinkers committed to exploring what&#39;s next - Opportunities to gain new knowledge - as it&#39;s discovered Qualifications: - Experience developing object-oriented software applications in Java (version 1.8 or higher) - Experience in Web Development in Angular 2&#43; or ReactJS - Experience with MongoDB or relational databases - Familiarity with Java Frameworks (i.e. Spring, Spring Data, Spring Boot) - Proficient understanding of software engineering concepts, principles, and theories - Proficient at applying technical standards and methodologies to resolve issues in creative ways and help company meet financial and business objectives#GDPoly #EnhancedTechPoly2025The likely salary range for this position is $111,155 - $150,385. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.Scheduled Weekly Hours:40Travel Required:NoneTelecommuting Options:OnsiteWork Location:USA MD HanoverAdditional Work Locations:Total Rewards at GDIT:Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.Join our Talent Community to stay up to date on our career opportunities and events at<a href="https://www.gdit.com/tc" target="_blank">gdit.com/tc</a>.Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

Front End/Angular 2+/Full Stack Java Developer

1+ years experience with Java and web development (Angular 2+ or ReactJS); experience with MongoDB or relational databases; Java frameworks (Spring, Spring Boot); US Citizenship; clearance: Top Secret/SCI

Job Title: Senior Front-End Software EngineerJob Category: EngineeringTime Type: Full timeMinimum Clearance Required to Start: TS/SCI with PolygraphEmployee Type: RegularPercentage of Travel Required: NoneType of Travel: None* * *The Opportunity:Join CACI’s dynamic team as a Senior Software Engineer and play a pivotal role in front-end software development. This if your chance to make a significant impact developing user interfaces and integrating user interface functionality with software backend APIs / databases. This position also includes the opportunity to assist in developing exercise scenarios and lead efforts to leverage and/or develop scenario grading solutions in support of the customer’s critical training mission. If you thrive in a collaborative environment and are passionate about pushing the boundaries of technology, we want you on our team!Responsibilities:<ul><li>Design and implement network architecture and topologies.</li><li>Develop and integrate network applications and services using relevant programming languages (e.g., Python, Java, C&#43;&#43;).</li><li>Automate network tasks using scripting and automation tools.</li><li>Develop and maintain network automation workflows.</li><li>Document network designs, configurations, and procedures.</li><li>Collaborate with other teams (e.g., IT, software development) to ensure seamless network operations.</li><li>Design and code new software or modify existing software to add new features</li><li>Guide and mentor junior engineers, sharing best practices and technical expertise.</li><li>Stay updated with emerging technologies and industry trends to drive innovation within the team.</li></ul>Qualifications:Required<ul><li>Active TS/SCI w/ Polygraph</li><li>Bachelor’s or Master’s in Computer Science or related discipline</li><li>12&#43; of experience with a Bachelor’s or 10&#43; years with a Master’s.<ul><li>4&#43; years additional SWE experience may substitute for a Bachelor’s.</li></ul></li><li>Expertise in 3&#43; areas:<ul><li>System Requirements Analysis, Software System Design, Development, Integration, Testing.</li></ul></li><li>10&#43; experience in 4&#43; areas:<ul><li>C/C&#43;&#43;/Java development, Unix/Linux/Windows environments, DLLs for Windows, computer telephony platforms, object-oriented design, common protocols (TCP/IP, SNMP), web development (XML, PHP), scripting (Perl, Python), databases (Sybase, Oracle), reverse engineering, Unix kernel, bit-level data analysis.</li></ul></li></ul>Desired<ul><li>Experience with both Windows and Unix exploitation security.</li><li>Strong understanding of VSphere and virtual machines.</li><li>Experience with the CNO operational environment.</li><li>Development experience with Svelte, Typescript, Java, MongoDB, Python.</li></ul>This position is contingent on funding and may not be filled immediately. However, this position is representative of positions within CACI that are consistently available. Individuals who apply may also be considered for other positions at CACI.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&#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. 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.The proposed salary range for this position is: $131,800 - $290,000<div></div><div>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.</div>

Senior Front-End Software Engineer

TS/SCI with Polygraph; BS/MS in CS or related; 12+ years with BS or 10+ with MS; 4+ years SWE substitution; expertise in 3+ areas; 10+ years in 4 areas.

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

Web Developer Why This is an Exciting Role:As a Web Developer at Boeing Intelligence & Analytics you will be responsible for:• Design, develop, test, deploy, maintain, and enhance web-based software solutions that support mission-critical intelligence applications • Build intuitive, user-friendly web interfaces that enable analysts to capture, organize, visualize, and share data across the Intelligence Community • Analyze user requirements and translate them into software design, performance, and usability requirements • Collaborate with engineers, UX/UI designers, and mission stakeholders to develop scalable and responsive web applications • Develop and maintain front-end components using modern web technologies such as HTML, CSS, JavaScript, and front-end frameworks • Integrate web applications with REST-based APIs and backend services to support data-driven mission capabilities • Participate in design reviews, code reviews, and testing activities to ensure high-quality software delivery • Troubleshoot, debug, and resolve software defects while improving performance and maintainability of existing applications • Contribute to Agile development activities including sprint planning, backlog refinement, and team collaboration • Generate and maintain technical documentation supporting software design, implementation, and system maintenance   What Makes BI&A Different:As a fully owned subsidiary of The Boeing Company, BI&A offers an optimal mix of a small company environment with exceptional opportunities supported by a large corporation.Every day, Boeing Intelligence & Analytics supports global missions by building and delivering intelligence, analytics, and cyber solutions that enable users to advance national security. From hardware and software engineering solutions to analytics that keep this nation safe, we create value that meets users’ needs. With vibrant partnerships and innovative approaches, we serve the Intelligence Community through innovation and vision. We have provided our customers with the tools needed to counter evolve global and cyber threats, and to improve wartime decision-making.<ul type="disc"><li class="MsoNormal" style="line-height: 18.0px;margin-bottom: 0.0px;margin-right: 0.0px;margin-top: 0.0px;padding: 0.0px;">Our talented employees bring software development, systems engineering, and advanced analytics expertise.</li><li class="MsoNormal" style="line-height: 18.0px;margin-bottom: 0.0px;margin-right: 0.0px;margin-top: 0.0px;padding: 0.0px;">We offer numerous prime contract opportunities with customers headquartered in Maryland, Virginia, and the District of Columbia, as well as subcontract opportunities that align with our areas of focus and additional opportunities nationwide through our parent company.</li><li class="MsoNormal" style="line-height: 18.0px;margin-bottom: 0.0px;margin-right: 0.0px;margin-top: 0.0px;padding: 0.0px;">We have current open positions on awarded programs across diverse customer sets and are anticipating upcoming contract awards with a 5-year life cycle and an additional 5 option years.</li><li class="MsoNormal" style="line-height: 18.0px;margin-bottom: 0.0px;margin-right: 0.0px;margin-top: 0.0px;padding: 0.0px;">Our diverse portfolio allows our employees to move to other projects and teams as they gain further proficiency in their current skill set and learn new skill sets along the way. </li><li class="MsoNormal" style="line-height: 18.0px;margin-bottom: 0.0px;margin-right: 0.0px;margin-top: 0.0px;padding: 0.0px;">We offer hands-on access to cutting-edge technologies and a culture of technical excellence.  </li></ul> Experience and Qualifications:To be eligible for this demanding position, the ideal candidate should demonstrate the following experience and qualifications:  Required Education and Years of Experience: <ul><li>Bachelor’s degree from an accredited college or university in Computer Science, Software Engineering, Information Systems, or a related technical discipline and eight (8) years of experience as a Web Developer in programs and contracts of similar scope, type, and complexity. </li><li>Four (4) additional years of Web Development experience may be substituted in lieu of a bachelor’s degree. </li></ul>Required Qualifications: ​<ul style="margin-top: 0.0in;" type="disc"><li class="MsoNormal" style="mso-list: l0 level1 lfo1;tab-stops: list 0.5in;">Active TS/SCI clearance with polygraph</li><li class="MsoNormal" style="mso-list: l0 level1 lfo1;tab-stops: list 0.5in;">Minimum eight (8) years of web development experience</li><li class="MsoNormal" style="mso-list: l0 level1 lfo1;tab-stops: list 0.5in;">Experience designing, developing, testing, and maintaining web applications</li><li class="MsoNormal" style="mso-list: l0 level1 lfo1;tab-stops: list 0.5in;">Experience developing user-accessible web interfaces using technologies such as HTML, CSS, and JavaScript</li><li class="MsoNormal" style="mso-list: l0 level1 lfo1;tab-stops: list 0.5in;">Experience working with modern front-end frameworks such as React, Angular, or Vue</li><li class="MsoNormal" style="mso-list: l0 level1 lfo1;tab-stops: list 0.5in;">Experience developing applications that interface with REST-based APIs or web services</li><li class="MsoNormal" style="mso-list: l0 level1 lfo1;tab-stops: list 0.5in;">Experience working through the full Software Development Lifecycle (SDLC) including requirements analysis, design, development, testing, and deployment</li><li class="MsoNormal" style="mso-list: l0 level1 lfo1;tab-stops: list 0.5in;">Experience troubleshooting and resolving software defects and performance issues</li><li class="MsoNormal" style="mso-list: l0 level1 lfo1;tab-stops: list 0.5in;">Experience integrating new web components with existing applications and services</li><li class="MsoNormal" style="mso-list: l0 level1 lfo1;tab-stops: list 0.5in;">Experience developing or maintaining technical documentation related to software systems</li><li class="MsoNormal" style="mso-list: l0 level1 lfo1;tab-stops: list 0.5in;">Experience working in an Agile software development environment</li><li class="MsoNormal" style="mso-list: l0 level1 lfo1;tab-stops: list 0.5in;">Experience using Jira and Confluence or similar collaboration and issue-tracking tools</li><li class="MsoNormal" style="mso-list: l0 level1 lfo1;tab-stops: list 0.5in;">Experience ensuring developed software meets 508 accessibility compliance standards</li></ul>Desired Qualifications: ​<ul style="margin-top: 0.0in;" type="disc"><li class="MsoNormal" style="mso-list: l0 level1 lfo1;tab-stops: list 0.5in;">Experience developing applications within cloud environments such as AWS</li><li class="MsoNormal" style="mso-list: l0 level1 lfo1;tab-stops: list 0.5in;">Experience with containerization and orchestration technologies such as Docker and Kubernetes</li><li class="MsoNormal" style="mso-list: l0 level1 lfo1;tab-stops: list 0.5in;">Experience with Git-based version control systems</li><li class="MsoNormal" style="mso-list: l0 level1 lfo1;tab-stops: list 0.5in;">Experience working with NoSQL or relational databases</li><li class="MsoNormal" style="mso-list: l0 level1 lfo1;tab-stops: list 0.5in;">Experience developing data visualization or analytics interfaces</li><li class="MsoNormal" style="mso-list: l0 level1 lfo1;tab-stops: list 0.5in;">Experience working with Node.js or Java-based backend services</li><li class="MsoNormal" style="mso-list: l0 level1 lfo1;tab-stops: list 0.5in;">Experience developing Linux-based scripts for automation or integration</li><li class="MsoNormal" style="mso-list: l0 level1 lfo1;tab-stops: list 0.5in;">Experience collaborating with UX/UI design teams to develop intuitive user interfaces</li><li class="MsoNormal" style="mso-list: l0 level1 lfo1;tab-stops: list 0.5in;">Experience supporting mission-focused applications within the Intelligence Community</li></ul> Telework/Remote Availability:  Hybrid work authorized depending on customer needsWork Location(s):   Annapolis Junction, MD Summary Pay Range:Please note that the information shown below is a general guideline only. Pay is based upon candidate experience and qualifications, as well as market and business considerations.$144,000- $210,000 Expected Closure Date:Applications for this position will be accepted through April 15, 2026  Application Privacy Policy: This notice pertains to the collection and processing of personal information of applicants to The Boeing Company and its group of companies (“Boeing”), worldwide.To review Boeing’s Privacy Policy, copy and paste this link into a new tab and following the URL:<a style="color: rgb(0,135,204);margin: 0.0px;padding: 0.0px;text-decoration: none;" href="https://www.boeing.com/careers/privacy-statement">https://www.boeing.com/careers/privacy-statement</a>

Web Developer

Active TS/SCI clearance with polygraph; 8+ years web development experience; BS in related field or equivalent experience; strong front-end and API integration skills.

Java Front End Developer Jobs in Harrington, DE, US

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