Senior Full Stack Python/React Engineer – AWS / Investment Technology
Location: Malvern, Pennsylvania
Country: United States
Category: Engineering
Workplace Location: Onsite
Employment Type: Contract
Posted Date: September 25, 2026
Job ID: 652372
Job Description
Sr. Software Engineer- Python and React
Hybrid role- onsite three days a week in the Greater Philadelphia Area
$75-$85/hour
Long Term Contract role
The Planet Group has partnered with a Great Philadelphia area company to locate a senior engineer to build applications used by investment and research teams. This is a hands-on full stack role combining Python, React, and AWS with data-intensive work.
The successful candidate will help turn research ideas into reliable tools: applications that process large datasets, run analyses, test investment models, and make results useful to the people making decisions.
Responsibilities:
- Build and maintain Python services and React-based applications.
- Develop APIs, data workflows, and cloud applications that support research and analytics.
- Work with researchers, product partners, and other engineers to understand requirements and deliver practical solutions.
- Design for performance, security, reliability, and ease of support.
- Improve deployment pipelines and help support applications in production.
- Explore new technical approaches through prototypes and collaborative design work.
- Strong hands-on Python development experience.
- Experience building user-facing applications with React; Dash experience is also useful.
- Solid AWS development experience, including cloud-hosted services and data processing.
- Experience with REST APIs, relational databases, and CI/CD practices.
- Comfort working with substantial datasets and solving problems across both the application and data layers.
- The ability to explain technical decisions and work closely with business and technical partners.
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The Planet Group and our companies are equal opportunity employers. It is our practice not to discriminate against any employee or applicant based on any criteria, condition or basis protected by laws or regulations in the locations where we do business. All qualified applicants are encouraged to apply. We celebrate diversity and are committed to providing an environment of mutual respect. We believe that diversity, equity, and inclusion enable us to better meet our mission and values while serving our clients across the globe. If you have a disability or handicap and would like us to accommodate you in any reasonable way, please inform your recruiter, or contact us, so that we can discuss the appropriate alternatives available.
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About The Planet Group
The Planet Group is a global professional services firm delivering strategic staffing and advisory solutions. We operate at the intersection of talent and transformation – connecting the right people with the right opportunities in the areas of technology, engineering, accounting & finance, digital marketing, and manufacturing.
As one of the largest staffing companies in the US, we operate with a global reach and a performance-first mindset. We partner with clients to move fast, stay agile, and drive measurable results – building high-impact teams that fuel transformation and growth.
