Top Software Engineer Jobs in Philadelphia, PA

Build, test, deploy, and maintain scoped software features and fixes for mission-critical, cloud-native defense systems. Collaborate with engineering, product, design, and users; debug issues; document implementations; contribute to open-source projects and tooling; and participate in production support and on-call practices. The role offers guidance while developing skills in architecture, Kubernetes, software delivery, interoperability, security, and reliability.

Leads backend engineering teams responsible for policy, billing, and financial ledger platforms. Provides technical architecture guidance, coaches engineers, manages performance, and drives scalable, secure, high-performing systems. Partners with Product and Program Management on delivery, improves engineering processes, oversees sprint and roadmap planning, models capacity, manages resources, and aligns technical execution with business goals.

Develop and enhance Ferguson’s custom Trilogie ERP system across multiple functional areas. Responsibilities include designing business-process solutions, owning software projects through implementation, integrating APIs and web services, collaborating with analysts, product owners, QA teams, administrators, and vendors, writing unit tests, reviewing code, and optimizing performance in high-transaction environments. The role also supports Trilogie’s migration from Unix to Linux and requires extensive UniBasic or Pick-based development experience.

Develop and test complex software applications in global team environments, with training in Java and full-stack development. Responsibilities include applying software engineering principles, troubleshooting and debugging, working with databases, following the SDLC, and practicing test-driven development. The role includes 4–8 weeks of training followed by a 12–24-month client placement with ongoing support.

Develop and maintain performant React Native mobile applications for iOS and Android, with a strong focus on iOS. Build web features using ReactJS, Next.js, and TypeScript; contribute to Node.js APIs and PostgreSQL integrations. Optimize performance, support testing and continuous integration, participate in code reviews, and provide technical guidance while collaborating with technical and non-technical stakeholders in an autonomous team.

Develop, test, deploy, operate, and maintain enterprise software and legacy systems while modernizing cloud infrastructure on AWS. Build and support development, testing, production, and disaster-recovery environments for a federal disaster loan application system. Apply full-stack development, solution architecture, secure system design, DevOps, CI/CD, infrastructure as code, containerization, monitoring, troubleshooting, and software lifecycle practices. Collaborate with customers and technical teams to communicate requirements and resolve complex operational issues.

Provide hands-on technical leadership for a multi-tenant learning and workforce platform. Responsibilities include coding, code review, mentoring developers, designing LMS integrations, implementing platform features, guiding architecture, maintaining CI/CD and testing practices, ensuring security and accessibility, facilitating Agile ceremonies, and communicating technical decisions to stakeholders. The role also involves identity integrations, documentation, technical estimation, and responsible adoption of AI-assisted development tools.

Designs, develops, tests, implements, maintains, and supports complex mainframe applications. Translates business requirements into technical solutions, troubleshoots production issues, performs integrations, conducts code reviews, optimizes system performance, and ensures security and governance compliance. The role requires deep experience with COBOL, IMS, DB2, CICS, transactional systems, and enterprise mainframe technologies, while leading technical initiatives and collaborating with business and technical stakeholders.

Leads a software development team through the full product lifecycle, including user research, product strategy, roadmap planning, application development, testing, code reviews, documentation, team performance management, budgeting, partnerships, and user support. The role also manages Agile processes, reports metrics, develops funding proposals, and participates in conferences and periodic travel.

Leads a full-stack engineering team developing customer-facing SaaS products across web, mobile, backend, and AI systems. Owns engineering strategy, architecture, reliability, security, privacy, delivery planning, product health, and measurable customer outcomes. Partners with Product, Design, and customer-facing teams to define and ship products, uses production data to guide priorities, and hires, develops, and manages engineering talent.