Java Developer Jobs in Newark, DE, US

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Mulesoft Developer

Malvern or Remote

RemoteFull Time

Crane NXTNYSE: CXT: Provides industrial technology for secure payments and product authentication.

4+ YOE4+ years MuleSoft development; design, develop, test, deploy MuleSoft integrations; Salesforce and ERP experience; API-led design; MuleSoft certifications.

MuleSoft Anypoint Platform, RAML, DataWeave, Anypoint Studio, Java, XML, JSON, SQL, Salesforce REST, Salesforce SOAP, Salesforce Bulk API, Salesforce Platform Events, Splunk, CloudHub, API Manager, runtime monitoring

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Senior Software Applications Developer

West Chester or United States or North America

RemoteFull Time

New Era Technology: Global provider of managed IT services and technology solutions.

4+ YOEBachelor’s degree in Computer Science; 4+ years software development; experience with Java, Python, C#; CI/CD tools like Jenkins, GitLab, TeamCity; software design, testing, and automation.

Java, Python, C#, CI/CD, Version Control, Bug Tracking, Automation Frameworks

2mo

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2mo

Associate Software Engineer

Arlington or Mount Laurel

$72k-$114k/yr OnsiteFull Time

Innovative Defense Technologies: Develops automated software integration and testing solutions for defense.

0+ YOE0–2+ years backend development; BS in a related field; proficient in Python/Java/C++/C#; ability to travel; knowledge of SDLC; APIs and databases; distributed systems; security practices.

Python, Java, C++, C#

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2mo

Senior Software Developer (Secret Clearance Required)

Aberdeen, Maryland, United States

HybridFull Time

NextGen Federal Systems: Provides software engineering and IT solutions for federal agencies.

3+ YOEDoD security clearance, 3-5+ years in software development, strong Android/Java/C/C++, DevOps tools, Linux, APIs, Docker, Kubernetes, cloud, Agile.

Git, Gitlab, Jira, Nexus, Artifactory, Gradle, Bash, Python, Docker, Kubernetes, Linux, Android, Java, JavaScript, C, C++, C#, APIs, NVIDIA CUDA, ElasticSearch, Kibana

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Software Engineer - Early Career

King of Prussia, Pennsylvania, United States

OnsiteFull Time

Lockheed MartinNYSE: LMT: Designs and builds aerospace and defense technology systems.

0+ YOEBachelor’s degree in computer science or related field; Java development experience; experience with COTS/FOSS integration; ability to navigate Linux/Windows; U.S. citizenship and ability to obtain government security clearance (TS/SCI).

Java, Linux, Windows, COTS, FOSS, Agile, Angular, Oracle, Docker, SQL, Git, DevSecOps, Elasticsearch, Kubernetes, Kinetica, Python, AI/Machine Learning

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Vice President, Full Stack Engineer

Berwyn, Pennsylvania, United States

OnsiteFull Time

BNYNYSE: BK: Global institution managing and servicing financial assets worldwide.

5+ YOE5-9 years backend software development; Bachelor’s in CS/Engineering; finance experience; Java/Python/Node.js; Oracle DB; strong problem solving.

Java, Python, Node.js, Oracle Database

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Principal Software Engineer

Columbus or Chadds Ford or Plano or Draper or New York or Wilmington

$184k-$492k/yr HybridFull Time

Bread FinancialNYSE: BFH: Provides credit cards, consumer loans, and personal savings accounts.

15+ YOE15+ years in software development across full stack, frontend and backend; BS in CS or related field; strong Agile/DevOps focus; experience with Java, JavaScript, AWS, Azure, React, Angular, Flutter; leadership experience.

Agile Methodology, DevOps, Java, JavaScript, Microsoft Azure Functions, Microsoft Azure SQL, Full Stack Development, Amazon Web Services (AWS), React.js, Angular, Flutter

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1mo

Data Developer Intern

Exton, Pennsylvania, United States

$52k-$78k/yr HybridInternship

GuidewireNYSE: GWRE: Provides a software platform for property and casualty insurers.

Pursuing a Master’s in CS/Software Eng; strong Java or Python; SQL; cloud basics; Agile; data/ETL interest.

Java, Python, SQL, AWS, Azure, GCP

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1mo

Software Engineer, Vertical Lift (Experienced or Senior)

Ridley Park, Pennsylvania, United States

$135k-$232k/yr OnsiteFull Time

BoeingNYSE: BA: Designs and manufactures aircraft, defense systems, and space technology.

5+ YOEBachelor’s in engineering; 5+ years full life-cycle software development; proficiency in C, C++, C#, Python, Java, Ada, Linux; ability to obtain US Secret clearance.

C, C++, C#, Python, Java, Ada, Linux, Git, DOORS, CI/CD

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Sr Salesforce Developer

Mt Laurel, New Jersey, United States

$154k/yr HybridFull Time

Oncourse Home Solutions: Provides residential service line protection and home warranty solutions.

5+ YOESenior Salesforce Developer with 5+ years in Salesforce development, Salesforce certification required, remote work 2 days/week, on-site Mt. Laurel NJ; Bachelor's in IT/CS/software engineering.

Salesforce Apex, Visualforce, Lightning Web Components, Salesforce tools, SOQL, SOSL, JAVA, .NET, HTML, CSS, JavaScript, jQuery, Git, Jenkins, Data Loader, Xplenty, Blendo, Jitterbit, SOAP, REST

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1mo

Software Engineer III

Norristown, Pennsylvania, United States

HybridFull Time

Quest DiagnosticsNYSE: DGX: Provides clinical laboratory diagnostic testing and health information services.

5+ YOEBachelor's degree in Computer Science or related field; 5 years software development experience; Java/Spring; Oracle 19c; web technologies; 2 years UI JavaScript/CSS/HTML; remote work 2 days/week within commuting distance

Java, Spring Core, Spring Boot, Spring Integration, Oracle, SQL, JavaScript, AJAX, CSS, HTML, JMS, RabbitMQ, SOAP, REST, Jboss

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Software Developer

Blue Bell, Pennsylvania, United States

OnsiteFull Time

Bridgeway Software: Provides legal management and corporate governance software solutions.

3+ YOE3-5 years software development; proficiency in multiple languages; SQL; multi-tier applications; experience with databases; plus knowledge of reporting tools.

VB, VBScript, C++, C#, ASP.Net, Java, JavaScript, Delphi, SQL, Crystal Reports, Business Objects, COM, XML

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1mo

Embedded Developer

Annapolis Junction, Maryland, United States

OnsiteFull Time

Tiber Technologies: Providing specialized engineering and security services for federal missions.

Must be a U.S. citizen; active clearance with a polygraph; Bachelor's degree in CS, engineering, or related field; embedded/low-level development experience preferred

Linux, Windows, Embedded systems, Ghidra, C, C++, Python, Rust, Go, Git, Subversion, Jira, Confluence, PowerShell, Bash, Assembly, Java, JavaScript

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1mo

Software Engineer, Vertical Lift (Experienced or Senior)

Ridley Park, Pennsylvania, United States

$135k-$232k/yr OnsiteFull Time

BoeingNYSE: BA: Designing and manufacturing commercial aircraft and defense systems.

5+ YOEBachelor's degree in engineering; 5+ years full software development lifecycle experience; proficiency in C, C++, C#, Python, Java, Ada, Linux; ability to obtain US Secret clearance.

C, C++, C#, Python, Java, Ada, Linux, Git, CI/CD, DOORS, DO-178C

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Software Engineer

Alexandria or Edgewood

HybridFull Time

BryceTech: Engineering and analytics services for aerospace and defense agencies.

5+ YOESecret clearance preferred; proficient in Java, JavaScript, SQL; BS in CS or software engineering; 5–7 years coding experience; strong communication and teamwork.

Java, JavaScript, SQL

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1mo

Web Developer

Annapolis Junction, Maryland, United States

$144k-$210k/yr HybridFull Time

Boeing Intelligence & AnalyticsNYSE: BA: Delivers intelligence, analytics, and cyber solutions for national security.

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

HTML, CSS, JavaScript, React, Angular, Vue, REST API, Jira, Confluence, 508 accessibility, AWS, Docker, Kubernetes, Node.js, Java, Linux scripting, Git, Frontend testing

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1mo

Software Engineer, Senior

Moorestown, New Jersey, United States

$87k-$198k/yr HybridFull Time

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

5+ YOE5+ years experience in Java and C++, REST/gRPC, Kafka, Kubernetes; distributed systems; Secret clearance; BS degree.

Java, C++, REST, gRPC, Kafka, Pub/Sub, Kubernetes, Docker, Prometheus, Grafana, ELK, Terraform, Ansible

2mo

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2mo

Software Developer (55390)

Aberdeen, Maryland, United States

$100k-$110k/yr OnsiteFull Time

DataPath: Manufactures satellite communication terminals and provides ground system solutions.

10+ YOEBachelor's degree and 10+ years in software development; DoD experience preferred; US citizen with active secret clearance.

Java, Python, C#, JavaScript

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1mo

(Sr./Lead) Application Developer I (II)

Audubon, Pennsylvania, United States

HybridFull Time

PJM Interconnection: Operates the electric power grid and wholesale energy markets.

5+ YOE5+ years in Java/.NET, full SDLC, web services, SOA, and database integration; strong problem solving and collaboration.

Java, .NET, Oracle, MS SQL, PostgreSQL, SOAP, REST, SOA, ESB, Web Services, CI/CD, XML, JSON

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Product Security Engineer

Philadelphia, Pennsylvania, United States

OnsiteFull Time

Lutron Electronics: Designs and manufactures lighting and shading control systems.

Bachelor’s degree in Computer Science, Computer Engineering, Software Engineering, Cybersecurity, or Information Security; GPA 3.0 or foreign equivalent; strong OO design with C++, C#, or Java; experience in GUI Development, Design Patterns, Database Architecture, and Network Programming; coursework or experience in computer security (network, soft...

C++, C#, Java, GUI Development, Design Patterns, Database Architecture, Network Programming, Cryptography, Object-Oriented Design

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Software Engineer - 90402844 - Washington DC, Philadelphia PA or Wilmington DE (US)

Washington or Wilmington or Philadelphia

$72k-$93k/yr OnsiteFull Time

Amtrak: Operates America's national intercity passenger railroad system.

1+ YOEBachelor’s degree or equivalent; 1+ year software engineering; Java, Python, SQL; frontend/backend development; CI/CD and cloud; onsite in DC/DE/PA.

Angular, React, Java, Python, SQL, NoSQL, AWS, Azure, CI/CD

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1mo

Software Engineer 3

Annapolis Junction, Maryland, United States

$176k-$238k/yr OnsiteFull Time

General Dynamics Information TechnologyNYSE: GD: Provides mission-critical IT services to government and defense organizations.

8+ YOE8+ years related experience; BS; TS/SCI clearance with polygraph; strong Java/Linux/Python; Spark/airflow; SQL databases; Jira/Confluence; Git.

Linux, Python, Java, Apache Spark, Apache Airflow, SQL, MySQL, MariaDB, PostgreSQL, Jupyter Notebook, pandas, NumPy, Git, HPC Slurm, JIRA, Confluence

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1mo

Senior Developer (Newtown Square, PA, US, 19073)

Newtown Square, Pennsylvania, United States

$153k-$196k/yr OnsiteFull Time

SAPFrankfurt Stock Exchange: SAP: Sells enterprise resource planning and business management software solutions.

4+ YOEBachelor's or Master’s in CS/Data Science with 4–6 years of related experience; strong Java/Python, frontend, and devops skills.

Java, Python, HTML, CSS, AngularJS, Sonar, JUnit, Sahi, SOAP, REST, SQL, SCM, Jira, CI/CD, Machine Learning

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Software Engineer-Mobile Development (Android)

Philadelphia, Pennsylvania, United States

$65k-$80k/yr OnsiteFull Time

City of Philadelphia: Provides municipal services and governance to the city of Philadelphia.

5+ YOEStrong proficiency in React Native with Android focus; solid Android fundamentals; experience with Android Studio, Gradle, Android SDK; Java/Kotlin/JavaScript/TypeScript; REST APIs; Git; AWS; SQL databases; automated tests; team collaboration.

React Native, Java, Kotlin, Android Studio, Gradle, Retrofit, Room, WorkManager, Google Play Console, AWS, Git, SQL, PostgreSQL, Oracle, MSSQL, Node.js, .NET Core, PHP, Docker, CI/CD, API design and development

2mo

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2mo

Lead CNO Developer (Onsite)

Annapolis Junction, Maryland, United States

OnsiteFull Time

Nightwing: Provides cybersecurity and intelligence services for national security missions.

12+ YOE5+ MgmtBachelor’s degree plus extensive experience; 12+ yrs in programming (Assembly, C, C++, Java, Perl, Python); 10+ yrs on CNO tools; 5+ yrs leading teams; 4+ yrs evading IDS; 4+ yrs sockets programming.

Python, C, C++, Java, Perl, Assembly, Bash, PowerShell, IDA Pro, Ghidra, OllyDbg, Git, Networking, IDS evasion

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Software Engineer - Junior Level

Annapolis Junction, Maryland, United States

$98k-$123k/yr HybridFull Time

Boeing Intelligence & AnalyticsNYSE: BA: Provides intelligence analytics and cyber solutions for national security.

0+ YOEBachelor's in CS or related field or 4 years of software engineering experience; TS/SCI with poly; Agile, Jira/Confluence; experience with Java/C++/Python, Git, Postgres; AWS preferred.

Git, Java, C++, Python, PostgreSQL, Jira, Confluence, AWS, Docker, Kubernetes, HAProxy, Nginx, Elastic Stack

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1mo

Lead, Software Engineer - Salesforce

Newark or Portland or Fort Washington or Washington Street, Newark

$134k-$220k/yr OnsiteFull Time

Prudential FinancialNYSE: PRU: Provides insurance, investment management, and retirement services globally.

Lead Software Engineer - Salesforce with strong DevOps, security, and Salesforce expertise; proficient in Python/Java/JS; agile, collaborative leader.

Salesforce, Python, Java, JavaScript, React, Spring Boot, Node.js

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1mo

Software Engineer - Level II

Aberdeen Proving Grounds, Maryland, United States

$86k-$150k/yr OnsiteFull Time

Augustine Consulting: Provides technical and engineering services to the US Department of Defense.

3+ YOEUS citizen; Secret clearance; degree with experience in software development and SDLC.

Java, C++, Python, JavaScript, Git, TCP/IP

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2mo

Staff Software Engineer (Secret) {S}

King of Prussia, Pennsylvania, United States

HybridFull Time

ARKA Group: Develops advanced technology for space and national security missions.

5+ YOEBachelor's in CS or related field; 5+ years Java/C#/Python; 1+ year JavaScript/TypeScript; in-office 3+ days/week with potential for more; experience with Java, Spring Boot or Quarkus; SDLC, microservices, RESTful APIs; Agile/Scrum; active Secret U.S. Government security clearance.

Java, C#, Python, JavaScript, TypeScript, Spring Boot, Quarkus, REST, AWS, Azure, Kubernetes

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1mo

SDET Engineer

Philadelphia, Pennsylvania, United States

$72k-$130k/yr OnsiteFull Time

T-MobileNASDAQ: TMUS: Provides wireless voice, messaging, and data services to consumers.

2+ YOEBachelor's degree plus 2 years' related experience or equivalent; 2-4 years in development languages and automation tools; Agile, end-to-end testing, problem solving, analytics; 18+ and authorized to work in the US.

TypeScript, JavaScript, Python, Java, Cypress, Selenium, TestNG, Appium, Sauce Labs, Rest Assured, Postman, Cucumber, Jasmine, Protractor

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Senior Software Engineer

Aberdeen, Maryland, United States

$140k-$225k/yr HybridFull Time

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

7+ YOE7+ years software engineering experience; BS in CS/CE/EE; strong C/C++/Java/Python; CUDA; Docker; REST APIs; TS/SCI clearance; willing to travel; hybrid in Aberdeen, MD.

C, C++, Java, Python, Shell Scripting, Google Protocol Buffers, HTTP REST APIs, Docker, RPMs, CUDA

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1mo

Mobile App Developer

Philadelphia, Pennsylvania, United States

$72k-$100k/yr HybridFull Time

Publicis GroupeEuronext Paris: PUB: Global communications, advertising, and digital transformation holding.

3+ YOEBachelor’s degree in CS/Engineering; 3+ years mobile app development; Swift/Kotlin; cross‑platform frameworks; REST APIs; mobile UI/UX; App Store/Play deployment; Agile; health/pharma experience preferred.

Swift, Kotlin, Java, React Native, Flutter, RESTful APIs, Cloud Messaging APIs, Agile

2mo

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2mo

Senior Software Engineer – Cloud & Full Stack

Wilmington or Columbus

$81k-$114k/yr OnsiteFull Time

CognizantNASDAQ: CTSH: Provides IT consulting, digital transformation, and business process services.

6+ YOE6+ years experience in AWS, SQL, React Native, Spring Boot, Java, JavaScript, and MySQL; onsite role in Wilmington, DE or Columbus, OH; no visa transfer.

AWS, SQL, React Native, Spring Boot, Java, JavaScript, MySQL

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QA Engineer Intern

Philadelphia, Pennsylvania, United States

$20-$25/hr OnsiteInternship

Cadent: Provides an advertising technology platform for cross-platform TV media.

0+ YOEPursuing a bachelor’s in computer science or mathematics (or related field); full-time summer internship; strong analytical/problem-solving skills; excellent communication; basic programming in Java or Python; familiarity with SQL, Git, and VS Code; cloud knowledge.

Java, Python, VS Code, Git, SQL, Cloud (GCP/AWS)

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Backend Customer Success Engineer (Kotlin Ecosystem)

Foster City or Marlton or United States

HybridFull Time

JetBrains: Developing intelligent tools for software developers and teams.

Extensive Kotlin/Java/JVM experience; migration of Java backend to Kotlin; Spring ecosystem; build tools Maven/Gradle; customer-facing roles; strong English communication; ability to lead workshops and engage with engineering teams.

Kotlin, Java, JVM, Spring, Maven, Gradle

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CyberTron Contract: Software Engineer I

Aberdeen, Maryland, United States

$85k-$110k/yr OnsiteFull Time

Techximius: Provides specialized IT and engineering services for defense missions.

1+ YOEEntry-level software engineer with skills in Java/C/C++, Python, or JavaScript; knowledge of backend, web apps, and microservices; DoD environment familiarity preferred.

Java, C/C++, Python, JavaScript, Backend development, Web technologies, Microservices, SQL

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Software Developer - Front-Office Trading ( AVP

Burlington or Boston or Stamford or Clifton or Princeton or Berwyn

$90k-$158k/yr OnsiteFull Time

State StreetNYSE: STT: Provides investment servicing and management to institutional investors.

5+ YOEJava and C# programming; XML/WS; ETL tools; database knowledge; travel 50-80%; financial services/consulting experience preferred.

Java, C#, XML, Web Services, ETL, Kettle, Talend, Tomcat, Perforce, Oracle, MS SQL Server, Perl, Crystal Reports, SQL Server Reporting Services, MQ Series, MSMQ, SonicMQ, Open JMS, Kafka, XML/XSLT

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Tech Consulting - Full-Stack Java Developer - Senior - Multiple Locations (Los Angeles, CA, US, 90017-5418)

Los Angeles or New York City or Hoboken or San Francisco or San Jose or Seattle or Boston or Chicago or St. Louis or Philadelphia or Dallas or Houston or Irvine or San Diego or Portland or Denver or Minneapolis or Nashville or Phoenix or Pittsburgh or McLean or Atlanta or Charlotte or Detroit or Columbus or Cleveland or Akron or Miami

$103k-$188k/yr HybridFull Time

EY: Global firm providing audit, tax, and professional consulting services.

3+ YOE3+ years software engineering; Bachelor's in CS or related field; proficient in at least one modern backend language; full-stack experience; REST APIs; React/Angular or similar; Git; cloud familiarity; travel up to 25%.

Python, Java, JavaScript, TypeScript, React, Angular, Git, Node.js, Spring, .NET, Docker, Kubernetes, REST APIs

2mo

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2mo

AI Platform Engineer (Philadelphia, PA, US, 19103)

Philadelphia, Pennsylvania, United States

OnsiteFull Time

AramarkNYSE: ARMK: Provides food and facilities management services to global institutions.

3+ YOEMid-level software engineer with Python/Java, AI-enabled platforms, bachelor’s degree, 3-6 years, strong communication.

Python, Java, SQL, Palantir Foundry