Top Software Engineer Jobs in Philadelphia, PA

Modernize legacy SAS data-processing systems by translating logic into scalable, high-performance Python solutions. Build and optimize large-scale data pipelines using formats including SAS, Parquet, JSON, and SQL. Integrate PostgreSQL, implement parallel processing, automated testing, data validation, and quality assurance, and maintain well-documented code. Collaborate with IT specialists and stakeholders to validate requirements, troubleshoot issues, and deliver cloud-native modernization solutions.

Lead design and delivery of enterprise Adobe Experience Platform solutions. Architect schemas, identity, ingestion, governance, personalization, and integrations with CRM/data lakes. Optimize CI/CD and deployment processes, mentor engineering teams, coordinate cross‑functional stakeholders, ensure security/privacy compliance, and produce architecture documentation and implementation roadmaps.

Design, build, and operate scalable APIs and event-driven backend services using TypeScript, Node.js, Python, Kafka, and PostgreSQL. Develop infrastructure as code and CI/CD pipelines, troubleshoot production systems, and participate in on-call support. Provide technical leadership through architecture reviews, API and event standards, code reviews, mentoring, and cross-team guidance. Help improve engineering quality, reliability, scalability, development tooling, and adoption of AI-assisted development practices.

Entry-level software engineers complete three rotations across Citizens' technology teams, designing, developing, and implementing software solutions. Responsibilities include building mobile applications, APIs, microservices, and enterprise technology solutions; documenting requirements and project progress; troubleshooting systems; improving application quality; and applying modern development practices and AI-assisted tools. The program includes onboarding, technical training, professional development, and eventual placement on a software engineering team.

Ten-week software engineering internship involving application development, mobile app enhancement, API and microservices development, software architecture, documentation, testing, quality improvements, and AI-assisted development. Interns work in an agile environment, receive mentorship and professional development, and may be considered for a full-time technology development program after graduation.

Develops, tests, documents, maintains, and enhances software solutions using established design principles and development practices. The role addresses defects, security vulnerabilities, and performance improvements; participates in requirements analysis, planning, and user story development; documents standards and changes; and collaborates with and mentors software engineers. Work involves .NET technologies, source control, software development lifecycle practices, and potentially Azure or AWS cloud development.

Develops, tests, documents, enhances, and maintains software solutions using established design principles and technical standards. Reviews systems, resolves defects, remediates security vulnerabilities, improves performance, analyzes user stories, and implements business solutions. Participates in software development processes, stays current with technology, mentors engineers, and helps plan and prioritize team development work.

Develop and maintain software solutions across the full development lifecycle, including design, coding, testing, documentation, system enhancements, security remediation, performance improvements, and user story analysis. Collaborate with development teams to solve business problems using .NET technologies and software engineering best practices. Participate in Agile or Lean processes, document changes, and maintain current knowledge of tools, technologies, and industry standards.

Leads engineering strategy, architecture, reliability, delivery practices, and vendor selection across Axios products, platforms, workflows, and internal systems. Develops engineering managers and senior technical leaders, strengthens planning and quality, aligns engineering capacity with business priorities, and partners with executive, product, design, newsroom, and business stakeholders. The role also drives AI adoption in software development and defines engineering standards, benchmarks, and operating practices.

Develop and maintain backend Java services for healthcare technology products. Responsibilities include implementing features, fixing bugs, designing application components, testing, troubleshooting deployments, optimizing performance, and contributing across the Agile software development lifecycle. The role requires collaboration with developers, product managers, and QA engineers, along with expertise in Java enterprise technologies, databases, application servers, CI/CD, DevOps, and Unix-based environments.

Administer, configure, develop, and troubleshoot NetSuite and connected financial systems, including Zone Billing and SuiteProjects Pro. Support month-end close, reconciliations, data integrity, integrations, statutory reporting migration, user access controls, testing, and documentation. Partner with Accounting, FP&A, and IT teams on system enhancements and reporting needs while serving as backup to the Financial Systems Lead and developing toward systems architecture leadership.

Supports and manages onshore activities for a Salesforce-based healthcare product. Serves as the primary customer and stakeholder contact, learns product workflows, coordinates onshore and offshore teams, resolves and escalates issues, and ensures smooth operations. The role requires strong Salesforce consulting experience, customer communication, analytical problem-solving, independent prioritization, and collaboration across distributed teams.

Own the architecture, product direction, and hands-on development of Phoenix’s payments infrastructure across processors, gateways, vaults, tokenization, wallets, routing, authorization, disputes, fraud, reconciliation, and reliability. Lead merchant and processor integrations, improve approval rates, manage payment-method portability, maintain PCI-compliant systems, and own incident response. The role combines principal engineering with payments product ownership, requiring direct customer engagement, roadmap decisions, technical design, coding, and accountability for business outcomes.

The Chief Technology Officer will own Phoenix’s technology and engineering organization, including technical strategy, architecture, AI roadmap, platform scalability, payments infrastructure, reliability, hiring, and engineering culture. The role leads development of AI agents for commerce, partners with product and business leaders, represents the technical vision to investors and partners, and helps guide company-wide strategy, budgeting, and organizational design.

Build and ship responsive, consumer-facing web experiences using React, Next.js, TypeScript, and Tailwind CSS. Maintain Sanity CMS schemas, collaborate with marketing and product teams on experiments and conversion improvements, optimize Core Web Vitals, and contribute to frontend architecture and reusable components. Troubleshoot application issues and progressively expand into broader full-stack engineering responsibilities.

Build and maintain Python services supporting pharmacy and medical claims, data pipelines, REST APIs, and internal applications. Develop features for claims, eligibility, and drug-pricing workflows; write SQL for MySQL databases; and participate in design, code review, deployment, testing, and production support. Collaborate across departments, handle sensitive healthcare data, and use AI-assisted development tools while ensuring code correctness and quality.