Top Software Engineer Jobs in Philadelphia, PA

Build scalable, high-concurrency backend services in Go on AWS to integrate third-party IoT devices via cloud-to-cloud APIs and event-driven patterns. Design integrations handling auth/token lifecycles, rate limits, retries, idempotency, and state reconciliation. Support existing Java/Spring Boot platform during transition, participate in architecture discussions, improve observability and reliability, and own features end-to-end.

Lead cross-domain technical engagements across cloud, payments, observability, and ML. Provide hands-on architecture, prototypes, and code reviews; set technical direction; mentor engineers; build relationships with senior stakeholders; decompose ambiguous problems; ensure performance, scalability, operability, and security; and operate in a rapid SWAT-style model to unblock teams and transition work to long-term owners.

The Software Engineering Lead - Java oversees enterprise Java solutions, leading developers, collaborating with analysts, and ensuring code quality and operational support.

The Software Engineer III will design, develop, and maintain Java EE applications, collaborating with teams, conducting testing, and supporting deployment in a fast-paced environment.

The Software Engineer will design and develop software solutions for advanced Agentic AI capabilities, focusing on autonomy and multi-agent collaboration while managing the software development lifecycle in an Agile environment.

Build and maintain full-stack features across frontend and backend. Collaborate with Product and Design, write tests, participate in architecture and code reviews, troubleshoot bugs, and use AI assistants and automations to accelerate development.

Develop and maintain Vertex tax compliance software across Linux/Windows/IBM i. Write automation in Python, Shell, and REXX; program in C/C++, Java, RPG, COBOL, and PL/SQL. Manage Git/GitHub and Jenkins-based CI/CD, deploy using AWS and Kubernetes, integrate ERP/HCM APIs, and perform automated testing with Selenium/Cypress. Apply tax domain expertise and AI tools such as Microsoft Copilot within a SAFe environment.

Support program-level software quality engineering for BDS Vertical Lift: define processes, perform audits, plan/verify test activities, ensure test integrity, manage supplier software performance, support configuration management, drive corrective actions, and report quality metrics to reduce risk and improve software quality.

Participate in design, development, testing, debugging, and maintenance of software across front-end, back-end, middleware, integration, mobile, cloud, RPA, and AI/ML areas. Write specs, implement features and APIs, perform unit testing, follow SDLC and DevOps practices, troubleshoot production issues, and produce technical documentation and knowledge articles.

The role involves building, testing, and implementing features for a financial platform, collaborating with team members, and maintaining software applications in a fast-paced environment.

The role entails designing, developing, and maintaining software solutions, managing the software development lifecycle, and collaborating with teams to deliver quality software. Responsibilities include coding, troubleshooting, and optimizing system performance.

Join Pariveda as an entry-level software engineer working in small teams to gather requirements, design, develop, test, and deliver client solutions. You'll learn cloud, data engineering, DevOps, and AI techniques, be mentored with regular reviews and promotion eligibility, present findings to stakeholders, and work in a hybrid model while engaging in continuous learning and professional development.

Develop software systems for autonomous underwater vehicles, focusing on hardware integration, performance validation, and system architecture for vehicle software stack.

Lead technical delivery across short-term, high-priority engineering engagements: write production code, make architecture decisions, mentor small teams, ensure quality, and rapidly onboard to unfamiliar systems spanning full-stack, cloud/DevOps, SRE, and ML domains.

Design and build a Go/AWS-first platform for scalable third-party device onboarding. Lead architecture for cloud-to-cloud API and event-driven integrations, implement high-concurrency backend services, ensure reliability and observability, support legacy Java platform during transition, own end-to-end delivery, and mentor the team.

Develop, test, document, and maintain software using Microsoft and open-source stacks. Collaborate on design, estimation, CI/CD pipelines, and Agile practices, ensuring secure handling of confidential data and smooth deployments.

Build and maintain back-end web applications, design and deploy microservices, integrate AI-driven features and AI-assisted tools, develop RESTful APIs, work with AWS services and CI/CD, troubleshoot across tiers, and collaborate within Agile teams.

As a Software Engineer at Oncora, you will develop and maintain our data platform, integrating various data sources, optimizing data infrastructure, and enhancing de-identification capabilities for machine learning and clinical research.

Build and maintain performant, well-tested front-end UI for an AdTech platform using JavaScript/TypeScript and React. Integrate with internal/external APIs, collaborate with product and design, decompose features, estimate work, and improve systems and processes to ensure reliability and scalability.

The role involves data collection for AI model training, managing cloud infrastructure, and collaborating with scientists to enhance data quality and processing.

Join an agile delivery team to design, build and test secure, scalable software services using cloud-native technologies. Contribute to prototyping, code reviews, and customer collaboration while learning from experienced engineers and applying modern frameworks, containers, and CI/CD practices.

Develop and maintain Salesforce Service Cloud solutions using Apex and Lightning Web Components. Collaborate with product owners, architects, and DevOps to design, integrate, test, and deploy scalable, secure software. Participate in Agile processes, CI/CD pipelines, troubleshooting, and continuous improvement to deliver high-quality applications and integrations.

Leads software application development, from requirements and design to coding and testing, focusing on web applications using Next.js and ASP.NET Core.

Develop and operate core data platforms, improve frontend architecture, add functionalities to APIs, integrate data sources, and provide feedback to the team.

Develop enterprise solutions using AWS, manage data workflows, mentor junior staff, and ensure secure coding practices while collaborating with various teams.