Join our community

Lancaster • 50 milesRemote · Hybrid · Onsite · Field · All Environments

Lancaster • 50 milesRemote · Hybrid · Onsite · Field · All Environments

Lancaster • 50 milesRemote · Hybrid · Onsite · Field · All Environments

Lancaster • 50 milesRemote · Hybrid · Onsite · Field · All Environments

15 backend java jobs at 12 companies in Lancaster, 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

Help us #BeatIndeed & #BeatLinkedIn

6d

Save

Mark Applied

Hide

6d

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

Job Posting View all

3w

Save

Mark Applied

Hide

3w

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

Job Posting View all

3mo

Save

Mark Applied

Hide

3mo

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

Job Posting View all

2mo

Save

Mark Applied

Hide

2mo

Lead Software Engineer II – Java & Python

Wilmington, Delaware, United States

$100k-$135k/yr RemoteMultiple Commitments Available

Best Egg

Best Egg: Provides personal loans and credit cards for prime borrowers.

4+ YOE4-6 years professional software engineering; strong backend Java and Python; SQL/data modeling; AWS; DynamoDB, RDS, PostgreSQL; CI/CD; Docker; ECS/EKS; CloudWatch/Datadog; excellent communication and collaboration.

AWS, Docker, Kubernetes, ECS, EKS, CloudWatch, Datadog, DynamoDB, RDS, PostgreSQL, DocumentDB, CI/CD

Job Posting View all

3mo

Save

Mark Applied

Hide

3mo

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

Job Posting View all

3mo

Save

Mark Applied

Hide

3mo

Vice President, Full Stack Engineer

Berwyn, Pennsylvania, United States

OnsiteFull Time

BNY

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

Job Posting View all

2w

Save

Mark Applied

Hide

2w

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

Job Posting View all

1mo

Save

Mark Applied

Hide

1mo

Senior Engineer - Product & Platform Engineering (Newark, Delaware, US)

Newark, Delaware, United States

OnsiteFull Time

Altimetrik

Altimetrik: Provides digital business enablement and platform engineering services for enterprises.

4+ YOE4+ years finance-domain Java backend experience with Spring Boot and microservices; B.Tech/M.Tech in CS or Software Engineering required; Docker/Kubernetes, MongoDB, Kafka, Git, JUnit experience preferred.

Java, J2EE, Spring, Spring Boot, ORM, InMemory cache/DB, MySQL, Oracle DB, REST, Microservices, JUnit, Docker, Kubernetes, MongoDB, Kafka, Git

Job Posting View all

1mo

Save

Mark Applied

Hide

1mo

Principal Software Engineer, Field Engineering

Aberdeen Proving Ground, Maryland, United States

$160k-$220k/yr OnsiteFull Time

Raft

Raft: Builds AI and data platforms for U.S. national defense.

5+ YOE5+ years hands-on software engineering; active Secret clearance; backend Go/Java/Rust; DevSecOps; Kubernetes; Bash/Python; Army-domain knowledge; customer-facing; Security+ readiness; willing to relocate to APG.

Go, Java, Rust, Kubernetes, Helm, CI/CD, Infrastructure as Code, Bash, Python, RMF

Job Posting View all

3w

Save

Mark Applied

Hide

3w

2440AS - Software Engineer I

Aberdeen, Maryland, United States

$75k-$98k/yr OnsiteFull Time

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

1+ YOEBachelors in computer science or similar, 1-5 years software programming experience, proficiency in Java/C/C++/Python/JavaScript, experience with backend/microservices/web development, strong communication and documentation skills, current DoW clearance required.

Java, C/C++, Python, JavaScript, Node.js, Vue.js, Windows, Linux, Android, UML

Job Posting View all

1w

Save

Mark Applied

Hide

1w

Software Developer

United States or Harrisburg or California or Colorado or Illinois or Minnesota or New Jersey or New York or Oregon or Washington

$85k-$117k/yr RemoteFull Time

Syms Strategic Group

Syms Strategic Group: Provides IT and professional services to federal government agencies.

8+ YOE8+ years building backend services and RESTful APIs in Java and/or NodeJS, Angular front-end experience, cloud (AWS/Azure) experience, Git/GitHub, unit/integration testing, Agile/JIRA, and U.S. citizenship eligible for Public Trust.

Java, NodeJS, Angular, C#, .Net, AWS, Azure, API Gateway, Lambda, S3, CloudWatch, Git, GitHub, JUnit, Jest, JIRA, Docker, ECS, EKS, Electronic Data Interchange (EDI), XML, JSON, Microsoft Teams

Job Posting View all

1mo

Save

Mark Applied

Hide

1mo

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

Job Posting View all

1w

Save

Mark Applied

Hide

1w

Lead Software Engineer

Wayne, Pennsylvania, United States

OnsiteFull Time

autoMHatic Financial

autoMHatic Financial: Provides consumer financing and loans for manufactured housing.

5+ YOE5+ years backend or full‑stack engineering experience focused on APIs, services, integrations, Snowflake, SQL, and modern DevOps/CI/CD practices.

Snowflake, SQL, C#/.NET, Java, Node.js, Git, CI/CD, dbt

Job Posting View all

1w

Save

Mark Applied

Hide

1w

Lead Software Engineer (1308)

Wayne, Pennsylvania, United States

OnsiteFull Time

autoMHatic Financial

autoMHatic Financial: Specialized lender for manufactured home loans with instant decisions.

5+ YOE5+ years backend/full-stack engineering experience with APIs, integrations, Snowflake, SQL, and modern DevOps; strong communication and ownership; experience mentoring offshore developers.

Snowflake, SQL, C#/.NET, Java, Node.js, Git, CI/CD, dbt, iPaaS

Job Posting View all

5d

Save

Mark Applied

Hide

5d

Senior Full Stack Data Engineer

West Chester, Pennsylvania, United States

OnsiteFull Time

Comcast

ComcastNASDAQ: CMCSA: Provides global telecommunications, media content, and entertainment services.

7+ YOEBachelor's preferred,5+ years full-stack/data engineering experience (7+ preferred),backend and frontend development,Power BI dashboards,API and microservices,Oracle/Mongo DB,Cloud Foundry,GitHub,ELK,Agile with Jira.

Power BI, Jira, Smartsheet, Java, Python, Node.js, React, Angular, Tailwind CSS, DotNet, REST, API Gateway, Mongo DB, Cloud Foundry, GitHub, GitHub Actions, ELK, Agentic AI, Open Spec SDD

Job Posting View all