34 backend java jobs at 23 companies in Allentown, PA

PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
Node.js, Python, Elasticsearch, Redis
3w
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Senior Backend Engineer - Java
United States or Tampa or Boston or Atlanta or New York City or Columbus or Chicago or Philadelphia or Raleigh or Charlotte or Minneapolis or Dallas or Washington D.C. or Austin or Miami or Newark
$152k-$194k/yr RemoteFull Time
Real
RealNasdaq: REAX: Technology-driven brokerage offering residential real estate and title services.
8+ YOE8+ years experience with Java/Spring Boot, JPA/Hibernate, relational databases; experience designing event-driven microservices, strong testing practices, AI-assisted development familiarity, BA/BS or equivalent.
Java 17, Java 21, Spring Boot 3.x, JPA/Hibernate 6, Postgres, Kafka, DynamoDB, Redis, OpenSearch, AWS, Docker, Kubernetes, Datadog, ArgoCD, TeamCity, Claude Code, Cursor, Codex, Model Context Protocol (MCP), GitHub, SonarQube
1mo
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Lead Backend Engineer
Princeton, New Jersey, United States
$179k-$211k/yr HybridFull Time
Noom
Noom: Digital health platform offering psychology-based weight management programs.
8+ YOE8+ years backend engineering experience; strong in Java or Kotlin; demonstrated lead-level IC experience; experience managing/mentoring remote/offshore engineers; strong cross-functional collaboration and ownership of backend AI initiatives.
Java, Kotlin, Zoom, Microsoft Teams
1mo
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Backend Engineer, Flag Delivery
Oakland or San Francisco or New York City or Boston or Seattle or Irvine or Los Angeles or Monterey or Santa Barbara or Santa Rosa or Austin or Portland or Philadelphia or Chicago or United States
$146k-$235k/yr OnsiteFull Time
LaunchDarkly
LaunchDarkly: Provides a feature management platform for software development teams.
5+ YOE5+ years backend engineering experience building/operating production distributed systems; strong programming in Go/Java/Rust; production debugging, observability, on-call experience; clear AI usage in engineering work.
Go, Java, Rust
6d
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Backend API Engineer Technical Lead II
Charlotte or Malvern
HybridFull Time
Vanguard
Vanguard: Provides mutual funds, ETFs, and investment management services.
8+ YOE8+ years related experience, 3+ years Node.js, proficient in TypeScript and NestJS, experience with AWS, CI/CD, GitHub Actions, REST/Spring Boot/Java a plus; undergraduate degree or equivalent; strong communication and mentoring skills.
Node.js, Typescript, NestJS, Visual Studio Code, RESTful Services, Spring Boot, Java, CI/CD Pipeline, Github Actions, Git/GitHub, JIRA, AWS ECS Fargate, AWS EKS, AWS Lambda, XCode, SWIFT, Android Studio
3w
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Backend Software Engineers - King of Prussia, PA
King of Prussia, Pennsylvania, United States
$75k-$150k/yr OnsiteFull Time
In-Depth Engineering
In-Depth Engineering: Develops combat systems and radar software for the US military.
2+ YOEU.S. citizen with valid passport and active Secret clearance; Bachelor's in STEM; 2+ years experience; familiarity with Rust/C/Java, Docker, gRPC, SDLC; exposure to containerization and Agile.
Rust, C, Java, Docker, gRPC, Kubernetes, Helm, Gitlab CI/CD, Python, Selenium, Cypress, Playwright
1w
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Senior Software Engineer, Backend FinPlatform
New York City or San Francisco or Salt Lake City or Los Angeles or Seattle or Austin or Washington or Philadelphia or San Diego or Chicago or Atlanta or Australia or Canada or South America
$146k-$215k/yr RemoteFull Time
Flex
Flex: A financial platform allowing renters to split monthly rent payments.
6+ YOE6+ years software engineering experience, 4+ years with Java, experience with backend systems, APIs, data pipelines, AWS, and distributed teams.
Java, Spring, Gradle, JUnit, JVM, AWS, EKS, Aurora RDS, Elasticache, DynamoDB, GitHub Actions, git, DataDog, Snowflake, CDK, Terraform
3mo
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Sr Software Engineer - Java
King of Prussia, Pennsylvania, United States
OnsiteFull Time
Fiserv
FiservNew York Stock Exchange: FI: Provides financial technology and payment processing services to institutions.
6+ YOE6+ years in software design and delivery; Java/Spring Boot backend; DevOps/CI/CD; database skills; strong communication.
Java, Spring Boot, CI/CD, GitLab, Kubernetes, Docker, Gradle, Helm
3mo
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Vice President, Full Stack Engineer
Berwyn, Pennsylvania, United States
OnsiteFull Time
BNY
BNYNYSE: BK: Global institution managing and servicing financial assets worldwide.
5+ YOELead design of server-side architecture; 5-9 years backend experience; finance industry; Java/Python/Node.js; Oracle databases.
Java, Python, Node.js, Oracle Database
2mo
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AEM Fullstack Developer (AEM + Next.js + Node.js)
Quincy or Boston or Princeton
OnsiteFull Time
Blue Acorn iCi
Blue Acorn iCiNYSE: INFY: Provides digital commerce and customer experience consulting services.
8+ YOE8-12+ years in software development with strong AEM, frontend (Next.js/JavaScript), and backend (Node.js/Java). CI/CD and cloud experience. Hybrid/on-site capable.
AEM, Next.js, Node.js, Java, CI/CD, Cloud
1mo
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Director of Engineering, Enterprise Products
Philadelphia, Pennsylvania, United States
$200k/yr HybridFull Time
Docupace
Docupace: Provides workflow automation and document management software for financial firms.
10+ YOE4+ Mgmt10+ years software engineering experience with 4+ years in senior engineering leadership; deep backend Java/Spring expertise; experience in regulated industries; executive-level communication and organizational leadership.
Java, Spring Boot, Spring Security, Spring Batch, OAuth2, JWT, Apache Kafka, Avro, Kubernetes, OpenShift, Docker, AWS, S3, SQS, JFrog Artifactory, SigNoz, Prometheus, Micrometer, Log4j2, Logstash GELF, Oracle, Hibernate, JTA/Atomikos, EhCache, RDBMS, Apex, Envestnet, First Clearing, DocuSign
2w
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Software Engineer II - AI Solutions
King of Prussia, Pennsylvania, United States
OnsiteFull Time
Universal Health Services
Universal Health ServicesNYSE: UHS: Operates acute care hospitals and behavioral health facilities.
3+ YOEBachelor's in CS or related, 3+ years AI/ML or backend experience, proficiency in Python/Java/JavaScript/Typescript, ML frameworks, cloud platforms, healthcare standards, and CI/CD/DevOps.
Python, Java, JavaScript, Typescript, Pytorch, Tensorflow, Langchain, Keras, HL7, FHIR, DICOM, HIPAA, GDPR, SQL, NoSQL, AWS, Azure, Google Cloud, Oracle Cloud, Palantir, Databricks, Graphana, Datadog, Langfuse, Docker, Kubernetes, Large Language Models, CI/CD, DevOps
1w
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Software Developer
Allentown or United States
$85k-$117k/yr RemoteFull Time
Syms Strategic Group
Syms Strategic Group: Provides IT and professional services to federal government agencies.
8+ YOE8+ years backend-focused software development experience with Java and/or NodeJS, Angular, AWS, RESTful API design, healthcare EDI knowledge, U.S. citizenship, and ability to obtain Public Trust clearance.
Java, NodeJS, Angular, C#, .Net, AWS, API Gateway, Lambda, S3, CloudWatch, Git, GitHub, JUnit, Jest, JIRA, Docker, ECS, EKS, Microsoft Teams, TypeScript, XML, JSON
3w
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Sr Manager, Software Engineering - Remote
Basking Ridge or Minneapolis or Washington or United States
$113k-$193k/yr RemoteFull Time
UnitedHealth Group
UnitedHealth GroupNYSE: UNH: Provides health insurance and technology-enabled health care services.
15+ YOEBachelor's in CS or equivalent, 15+ years building backend systems in Java/Python, experience managing teams, strong DB, distributed systems, Kafka, cloud, containerization, CI/CD, and AI/ML delivery experience.
Java, Python, Kafka, PostgreSQL, MySQL, Oracle, MongoDB, Cassandra, Pinecone, Weaviate, pgvector, Docker, Kubernetes, AWS, Azure, GCP, gRPC, REST, CI/CD, LLM, MLOps
1mo
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AI Data Engineer
Princeton or Arizona or California or Colorado or Delaware or Florida or Georgia or Illinois or Indiana or Massachusetts or Maryland or Minnesota or North Carolina or New Jersey or New York or Pennsylvania or Tennessee or Texas or Utah or Virginia or United States
HybridFull Time, Contract
FDM Group
FDM GroupLondon Stock Exchange: FDM: FDM provides IT consultancy and technology staff augmentation services.
3+ YOE3+ years in data engineering, software engineering, or full stack development; strong Java or Python; experience building data pipelines/backend services; exposure to AI/ML and cloud platforms (AWS, Azure, or GCP).
Java, Python, AWS, Azure, GCP, React, Node.js, Spark, Databricks, APIs, CI/CD
1mo
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AI Data Engineer
Princeton or Arizona or California or Colorado or Delaware or Florida or Georgia or Illinois or Indiana or Massachusetts or Maryland or Minnesota or North Carolina or New Jersey or New York or Pennsylvania or Tennessee or Texas or Utah or Virginia or United States or United Kingdom or North America or Asia or Australia or Europe
HybridFull Time, Contract
FDM Group
FDM GroupLondon Stock Exchange: FDM: Provides IT consulting, technical training, and staff augmentation services.
3+ YOE3+ years in data engineering, software engineering, or full stack development; strong Java or Python skills; experience building data pipelines/backend services; exposure to AI/ML; experience with AWS, Azure, or GCP.
Java, Python, AWS, Azure, GCP, React, Node.js, Spark, Databricks, APIs, CI/CD
1w
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AI Architect
New York City or Nashville or Irving or Chicago or Bridgewater or Atlanta or Dallas
$73k-$174k/yr HybridFull Time
Capgemini
CapgeminiEuronext Paris: CAP: Provides global IT consulting and digital transformation services.
5+ YOEExperienced architect with 5+ years shipping enterprise-scale production software, expertise in AI/LLM systems, search, backend and full-stack development; proficiency in Python/Java/Golang/JavaScript and cloud/container technologies.
React, TypeScript, JavaScript, LangGraph, OpenAI Agents SDK, Google ADK, SmolAgents, Python, Java, Golang, Elasticsearch, OpenSearch, AWS, Azure, Docker, Kubernetes, WebSockets
1mo
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Systems Programmer I
Philadelphia, Pennsylvania, United States
OnsiteFull Time
Brown Brothers Harriman
Brown Brothers Harriman: Providing global investment management, custody, and private banking services.
2+ YOE2+ years Java/Python backend development; strong Spring Boot and REST API experience; SQL/NoSQL databases; familiarity with TypeScript/Angular, CI/CD, cloud (OpenShift/Azure), Unix/Linux; Agile experience.
Java, Python, Spring Boot, Spring MVC, Spring Data, Spring Security, REST, TypeScript, Angular, RxJS, HTML, CSS, SQL, NoSQL, CI/CD pipelines, OpenShift, Azure, Unix, Linux
2w
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Senior Full Stack Software Engineer, AVP
Princeton, New Jersey, United States
$100k-$168k/yr OnsiteFull Time
State Street
State StreetNYSE: STT: Provides investment servicing and management to institutional investors.
10+ YOE10+ years software engineering experience; strong Java backend (Spring Boot), modern JavaScript front-end (Vue.js/Angular/TypeScript), cloud-native (AWS), microservices, CI/CD, observability, and experience in regulated/financial environments.
Java, Spring Boot, Spring JPA, REST APIs, gRPC, Maven, Docker, TypeScript, JavaScript, Vue.js, Angular, HTML5, CSS3, Oracle, PostgreSQL, SQL Server, MySQL, AWS, ECS, EC2, S3, RDS, DynamoDB, Aurora, SQS, Splunk, Datadog, Kibana, GitHub Copilot, ChatGPT, Claude
2w
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CEUI Assisted Tools Engineer
Philadelphia, Pennsylvania, United States
OnsiteFull Time
Comcast
ComcastNASDAQ: CMCSA: Provides global telecommunications, media content, and entertainment services.
2+ YOE2+ years full-stack experience building React.js UIs and backend services (Node.js/Java), strong JavaScript/TypeScript, HTML/CSS, REST APIs, state management, databases, Git, CI/CD, troubleshooting, Agile experience.
React.js, Node.js, Java, JavaScript (ES6+), TypeScript, HTML/CSS, REST APIs, Redux, Context API, Git, CI/CD, Github Copilot, OpenSpec
1mo
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Staff Software Engineering Manager
Aurora or King of Prussia
$99k-$207k/yr HybridFull Time
CACI International
CACI InternationalNYSE: CACI: Provides information technology and engineering services for government agencies.
8+ YOE3+ MgmtTS/SCI required; bachelor’s in CS/Engineering; 8+ years software development, 3+ years leadership; proficiency with backend languages (Python, Java, C#, Go), cloud (AWS/Azure/GCP), relational and NoSQL databases, Git and CI/CD.
Python, Java, C#, Go, Node.js, Express, NestJS, Django, Flask, FastAPI, Spring Boot, Quarkus, .NET Core, Ruby/Rails, PostgreSQL, MySQL, MongoDB, Redis, SQL, ORMs, Git, CI/CD, AWS, Azure, GCP