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94 senior react developer jobs at 48 companies in Reading, PA

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Founding Full-stack / Product Engineer
Cupertino, CA, US
$130k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Help us build a 100× better job search engine. We need a full-stack engineer with great taste, sharp fundamentals, and a track record of shipping polished product on React/Next.js plus a real backend (Firebase, Elasticsearch, Redis, Stripe).
React, Next.js, TypeScript, Firebase, Elasticsearch, Redis, Stripe
Help us #BeatIndeed & #BeatLinkedIn
2mo
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Knowledge Solutions Senior Developer
Philadelphia, Pennsylvania, United States
HybridFull Time
Morgan Lewis
Morgan Lewis: Global law firm providing legal services to corporate clients.
6+ YOE6–8+ years frontend development; strong JavaScript/TypeScript; React; GraphQL; production-grade apps; REST/GraphQL APIs; Agile teamwork; autonomous, high-quality code.
React, TypeScript, GraphQL, REST, Jest, Git, Azure, SPFx, SharePoint Online, Azure App Insights, CI/CD
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1mo
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Senior Full Stack Developer - Vice President
New Castle, Delaware, United States
$126k-$189k/yr HybridFull Time
Citi
CitiNYSE: C: Providing global banking, investment, and wealth management services.
6+ YOESenior full stack developer skilled in Java/Spring Boot and React.js with RESTful APIs, CI/CD, and cloud/containerization experience.
Java, Spring Boot, React.js, JavaScript (ES6+), HTML5, CSS3, RESTful APIs, Redux, Context API, Oracle, SQL, MongoDB, OpenShift, Kubernetes, Kafka, MQ, Git, CI/CD
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3mo
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Senior Software Engineer - Finance
Hummelstown, Pennsylvania, United States
OnsiteFull Time
Flagger Force
Flagger Force: Provides temporary traffic control and work zone safety services.
5+ YOE5-8 years software development with .NET; strong database, API, and security skills; finance domain knowledge.
C#, .NET Framework, .NET Core, MVC, WPF, React, SQL Server, PostgreSQL, APIs, Confluence
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2mo
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Lead Software Engineer-Full Stack/Spring Boot/React
Wilmington, Delaware, United States
OnsiteFull Time
JPMorgan Chase
JPMorgan ChaseNYSE: JPM: Global financial services firm providing banking and investment solutions.
5+ YOE5+ years of software engineering experience; full stack Java/Spring Boot; React; AWS; CI/CD; ability to lead technical direction.
Java, Spring Boot, React, AWS, Terraform, CI/CD, REST, Redux, Context API
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2w
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Senior AI Engineer
United States or Wilmington
$126k-$197k/yr RemoteFull Time
Chemours
ChemoursNYSE: CC: Manufactures specialty chemicals, refrigerants, and high-performance industrial fluoropolymers.
8+ YOEDegree in Computer Science/Engineering, 8+ years backend development with Python and JavaScript, 2+ years production GenAI systems experience, React/TypeScript UI skills, Pydantic proficiency, strong stakeholder communication.
Python, JavaScript, React.js, TypeScript, HTML, Pydantic, PyTorch, Azure, Azure Kubernetes, Office 365, GitHub
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3mo
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Senior SharePoint Developer (King of Prussia, PA, US, 19406)
King of Prussia, Pennsylvania, United States
$101k-$164k/yr OnsiteFull Time
Day & Zimmermann
Day & Zimmermann: Provides industrial, defense, and workforce solutions to global customers.
8+ YOE8+ years in SharePoint development; BA/BS required; design, develop, deploy SharePoint/M365 solutions; on-prem and cloud; mentor junior staff.
SharePoint 2016, SharePoint Subscription Edition, SharePoint Online, SPFx, C#, NET, JavaScript, TypeScript, React, HTML5, CSS3, PowerShell, Power Platform, Power Automate, Power Apps, Power BI, Microsoft Graph API, REST APIs, CSOM, GitHub
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1mo
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Senior AEM Developer
Philadelphia, Pennsylvania, United States
$125k-$135k/yr OnsiteFull Time
TELUS Digital
TELUS Digital: Provides global digital customer experience and business transformation solutions.
7+ YOEBachelor's in CS/Engineering; 7–8+ years hands-on AEM experience; strong Java/Servlets/OSGi/Sling expertise; HTML5, CSS3, JavaScript/TypeScript; React and Next.js for headless AEM; GraphQL and CI/CD experience.
Adobe Experience Manager (AEM), AEM Headless, AEM SPA Editor, Content Services, GraphQL, React, Next.js, Java, Servlets, OSGi, Sling Models, Sling, HTML5, CSS3, JavaScript, TypeScript, Java Content Repository (JCR), Oak, Dispatcher, Adobe Marketing Cloud, Adobe Analytics, Adobe Target, Akamai, Git, Azure DevOps, GitHub Actions
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2w
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Senior Software Engineer
Conshohocken, Pennsylvania, United States
$110k-$130k/yr OnsiteFull Time
Morgan Properties
Morgan Properties: Operates and manages multifamily residential apartment communities.
6+ YOE6+ years full-stack software engineering experience with Node.js, React, SQL Server, Azure; strong SQL tuning, performance optimization, and production ownership from data layer to UI.
Node.js, React, SQL Server, Azure, Container Apps, Key Vault, Container Registry, Public Cloud Infrastructure, Microsoft Office Suite, Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Microsoft Outlook, Git, Docker, CI/CD, Yardi Voyager, RealPage, LRO, Banner
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2w
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Lead Developer
Allentown or Louisville or Providence
HybridFull Time
PPL Corporation
PPL CorporationNYSE: PPL: Provides electricity transmission, distribution, and utility services.
7+ YOEBachelor's degree (or equivalent), 7+ years experience (Lead) or 5+ years (Senior); strong software development background with C#, Java, JavaScript/TypeScript, front-end frameworks (Angular/React), APIs/JSON, and SQL; experience with microservices, cloud, containerization and Kubernetes preferred.
C#, Java, Python, JavaScript, TypeScript, Angular, React, SQL, JSON, APIs, Microservices, DevOps, Multi-Cloud, IoT, Intelligent Automation, RPA, Test automation, Machine Learning, Artificial Intelligence, Kubernetes, Azure Kubernetes Service (AKS), SAP ABAP
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2w
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Senior Software Engineer | Research Tech | Experienced Hire
Bala Cynwyd, Pennsylvania, United States
OnsiteFull Time
Susquehanna International Group
Susquehanna International Group: Global quantitative trading firm specializing in proprietary financial markets.
5+ YOE5+ years software engineering experience with C#, Python, and React; full-stack development; strong communication; Bachelor’s in CS/engineering/math/physics or related.
C#, .NET, Python, React, JavaScript
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2mo
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Senior Software Engineer, Backend
Philadelphia, Pennsylvania, United States
$160k-$210k/yr OnsiteFull Time
Perpay
Perpay: Financial platform offering interest-free shopping and credit building via payroll.
5+ YOE5+ years web apps; 2+ years leading teams; PostgreSQL; AWS; Docker/Kubernetes; Python/Django or Rails; strong communication.
JavaScript, Python, Django, Flask, React, React Native, Redux, Kubernetes, AWS, Docker, Celery, Redis, Datadog, CloudWatch
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4d
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Senior Dynamics CRM Developer
Malvern, Pennsylvania, United States
HybridFull Time
Vanguard
Vanguard: Provides mutual funds, ETFs, and investment management services.
5+ YOE5+ years working with Microsoft Dynamics 365 Sales and Microsoft Power Platform, Dataverse, Power Automate, CI/CD and ALM, JavaScript frameworks (Angular or React), security configuration, API integrations, Agile experience, undergraduate degree or equivalent.
Microsoft Dynamics 365 Sales, Microsoft Power Platform, Angular, React, Power Platform Pipelines, ALM, CI/CD, Microsoft Dataverse, Microsoft Power Automate, model-driven app, Github, APIs, Microsoft Dynamics 365 Customer Insights, Microsoft Dynamics 365 Marketing, Microsoft Dynamics 365 Field Service
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2w
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Senior Software Engineer
Oaks, Pennsylvania, United States
HybridFull Time
SEI
SEINASDAQ: SEIC: Provides technology and investment solutions for financial services institutions.
5+ YOEBachelor's in CS/IT/EE or related plus 5+ years application development experience in financial services; expertise with Microsoft stack (.Net Core/.Net Framework, MS SQL Server), cloud-native and microservices, ETL and reporting tools, unstructured data stores, Kafka, DevOps/tooling, CI/CD and modern front-end frameworks.
.Net Core, .Net Framework, MS SQL Server, REST, JSON, SSIS, Informatica, SSRS, Tableau, Crystal Reports, MongoDB, Snowflake, Redis, Kafka, Git, Docker, Kubernetes, Jenkins, TeamCity, Octopus, Ansible, Terraform, Artifactory, Angular, React
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2mo
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Senior Full Stack Engineer - United States
Atlanta or Dallas or Orlando or Philadelphia or Washington or Wichita
$145k-$180k/yr RemoteFull Time
Koch Inc.
Koch Inc.: Operates global manufacturing, refining, and industrial technology businesses.
5+ YOE5+ years React.js/TypeScript, Node.js/NestJS/Express, PostgreSQL, AWS QuickSight; multi-tenant SaaS; TS ORM (TypeORM/Prisma); AWS services; Agile; BS in CS or equivalent.
React, Next.js, shadcn/ui, MUI, CSS, Node.js, NestJS, Express.js, PostgreSQL, TypeORM, Prisma, JWT, OAuth 2.0, HMAC, API keys, AWS, Terraform, QuickSight, RDS, S3, Lambda, IAM, Cognito, Jira, Confluence, Bitbucket
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2w
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Senior Software Engineer | Research Tech | Experienced Hire
Bala Cynwyd, Pennsylvania, United States
OnsiteFull Time
Susquehanna International Group
Susquehanna International Group: Global quantitative trading firm providing proprietary financial market liquidity.
5+ YOE5+ years software engineering experience; hands-on C#, Python, and React; full-stack proficiency; strong communication; Bachelor's in CS, CE, Mathematics, Physics, or related.
C#, .NET, Python, React, JavaScript
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2w
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Senior Software Engineer | Research Tech | Experienced Hire
Bala Cynwyd, Pennsylvania, United States
OnsiteFull Time
Susquehanna International Group
Susquehanna International Group: Global quantitative trading and market making firm.
5+ YOE5+ years software engineering experience; strong hands-on C#, Python, and React/JavaScript; full-stack backend/frontend comfort; excellent communication; Bachelor’s in CS, CE, math, physics or related.
C#, .NET, Python, React, JavaScript, Microsoft Excel
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1mo
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Senior Software Engineer, STAR.UI (Mission Autonomy, Hybrid)
King of Prussia or Moorestown or New Jersey or Pennsylvania
$109k-$217k/yr HybridFull Time
Lockheed Martin
Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.
Bachelor's in engineering or CS required; experience with JavaScript/TypeScript, Angular/React/Node, Git, and DevOps tools (Docker/Podman, Kubernetes/Helm, GitLab/GitHub/Jenkins). Must be US citizen; Secret clearance required.
JavaScript, TypeScript, Angular, React, Node, Git, Docker, Podman, Kubernetes, Helm, GitLab, GitHub, Jenkins, REST, gRPC, Kafka, ActiveMQ (AMQ), ZeroMQ (ZMQ), Data Distribution Service (DDS), Zenoh, Rust, Go, Java, Istio, Linkerd, CUDA, Intel oneAPI, SYCL, NVIDIA TensorRT, Triton Inference Server, OnnxRuntime, SQL, MongoDB, GitOps
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6d
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Senior Software Engineer – Mobile Development (Android)
Philadelphia, Pennsylvania, United States
$105k-$110k/yr OnsiteFull Time
City of Philadelphia
City of Philadelphia: Provides municipal services and governance to the city of Philadelphia.
5+ YOE5+ years Android development experience with Kotlin, Jetpack/Compose, Play Store deployment, REST API integration, strong problem-solving and communication; bachelor\u0002s degree required or equivalent experience.
Kotlin, Jetpack Compose, Coroutines, Android Studio, Gradle, Android SDK, Google Play Console, Git, NodeJs, TypeScript, React Native, SQL, PostgreSQL, Oracle, MSSQL, Amazon Web Services (AWS)
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3w
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Staff Application Engineer
Philadelphia, Pennsylvania, United States
$153k-$180k/yr HybridFull Time
FMC
FMCNYSE: FMC: Manufacturer of chemical and biological crop protection products.
7+ YOEBachelor's in engineering/CS or related and 7 years software development experience, including 2 years each in web development, CI/CD, mobile app development, Python, JavaScript/React, system architecture, and leading projects; telecommute 2 days/week.
React Native, REST, ReactJS, Angular, Python, Django, CI/CD, JavaScript
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1w
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Java J2EE Developer
Newark, Delaware, United States
$80k-$90k/yr OnsiteFull Time
Tata Consultancy Services
Tata Consultancy ServicesNational Stock Exchange of India: TCS: Global provider of IT services, consulting, and business solutions.
7+ YOE7+ years Java/J2EE experience, container/cloud expertise (Kubernetes/OpenShift/AWS/Azure), Spring/Spring Boot, SQL and Unix/Linux scripting, React/Angular UI experience, Agile development.
Java, J2EE, SOAP, REST, OpenShift, ReactJS, containers, Spring Boot, Kubernetes, AWS, Azure, Spring, Spring Integration, Cassandra, Kafka, MQ, NoSQL, Eclipse, IntelliJ, Splunk, Dynatrace, Autosys, Oracle, Microsoft SQL Server, Unix, Linux, Angular, JUnit, Sonar, Crucible, Microservices
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