Top Software Engineer Jobs in Philadelphia, PA

Lead and grow the web engineering team for APFM.com, owning delivery, technical quality, performance, accessibility, and observability. Partner with Product, Design, SEO, and Content to translate roadmaps into well-scoped work, drive technical decisions with senior engineers, hire and develop engineers, and uphold engineering standards across testing, security, and Core Web Vitals.

Design, build, and operate scalable, low-latency trading infrastructure processing millions of orders daily. Implement exchange integrations, trading algorithms, and performance improvements. Collaborate with product, execute system architecture roadmap, write tests, and troubleshoot complex distributed-system issues.

Build, maintain, and enhance backend systems and APIs for high-traffic products. Collaborate with product and engineering, design REST APIs, work with cloud infrastructure (AWS/GCP), databases, testing, and Serverless/IaC to support cross-platform media experiences.

Build and refine front-end experiences for web and mobile: onboarding, checkout, gallery features, design system and enterprise dashboard. Collaborate closely with designers and PMs, ship fast, maintain aesthetic quality, and iterate with user feedback using React, Next.js and TypeScript.

Design, build, and operate highly scalable cloud-native microservices and web applications. Own features from design through production, improve observability, CI/CD, and cloud infrastructure, mentor teammates, collaborate across teams, and leverage AI developer tools to automate and accelerate engineering workflows.

Design, build, and operate managed compute primitives for Temporal Cloud: autoscaling, multi-tenant safety, cloud integrations, observability, and production-grade reliability. Own API design, rollout, SLOs, incident response, and cross-team technical leadership.

Create and optimize high-quality, mobile-optimized character shaders and material workflows in Unity URP. Develop master materials, tools, and editor extensions (C#). Profile and debug performance on iOS/Android, collaborate with artists on look development, and ensure efficient rendering across mobile devices.

Lead software engineering for Experian Automotive: set engineering vision and AI-first strategy, drive architecture and delivery of scalable cloud-native products, oversee SDLC, governance, budgets, vendor relationships, and build high-performing distributed engineering teams.

Develop on-vehicle and simulation software across the autonomy stack: planning behaviors, sensor and payload integration, embedded/vehicle platforms, realistic UxS simulation, and electronics prototyping. Ensure reliable, testable code and support onsite test/integration events (up to 25% travel).

Lead development of the companys first iOS app, owning architecture, state, navigation, offline support, CI/CD and App Store delivery. Build polished Swift/SwiftUI user experiences, collaborate with design and product, use AI coding tools to iterate quickly, and establish mobile standards and tooling as the team grows.