Haystack
← Back to Jobs
Technology

Senior Developer

Catapult Solutions GroupUnited States🇺🇸United StatesPosted 6 Jul 2026

Quick Overview

Salary
€70/hr
Work Type
Hybrid
Level
Mid Senior

Job Description

Senior Software Engineer (Mobile & Web) Contract (1-Year, Option to Convert) | Remote – CST Hours Preferred


About the Company

Join a large, mission-driven enterprise healthcare organization building a unified digital platform that connects patients, providers, and enterprise systems at scale. This is a high-impact environment where technology directly shapes the patient experience — and where strong individual contributors have a clear path to grow into leadership.


Job Description

We''re looking for a Senior Software Engineer with proven experience in both mobile and web development to join a high-performing squad delivering end-to-end digital capabilities across a unified patient-facing platform. You''ll be a hands-on contributor working across the full stack — from requirement gathering through production — while collaborating closely with product, architecture, and engineering leadership. This role is designed for a senior engineer ready to take on increasing ownership and grow into a lead-level position over time.


What You''ll Be Responsible For

Mobile & Web Development

  • Build and maintain high-quality mobile applications using React Native as the primary platform
  • Develop and maintain web applications as an equal part of your day-to-day contribution
  • Contribute to API development as part of a cross-functional squad
  • Produce clean, well-tested, secure code and participate in thorough PR reviews
  • Champion CI/CD, automated testing, and observability best practices across the team

Technical Collaboration

  • Partner closely with Product to clarify scope, assess feasibility, and ensure business intent is met
  • Translate product requirements into technical plans and delivery commitments
  • Contribute to architecture and design discussions for a unified digital platform
  • Coordinate with cross-squad teams on dependencies, acceptance criteria, and timelines

Delivery & Execution

  • Own sprint estimation and personal delivery commitments within the squad
  • Contribute to production readiness and post-launch support
  • Navigate ambiguity and help shape solutions, not just execute on them
  • Leverage AI-assisted tools and agent workflows to improve productivity and code quality

Required Experience & Skills

  • 5+ years of software engineering experience
  • Hands-on production experience with React Native mobile development — required
  • Hands-on production experience with web development (React or similar) — required
  • Proficiency in C# and API development
  • Strong Azure experience required — environment is fully Azure-based
  • Solid understanding of distributed or cloud-based system design
  • Agile delivery experience
  • Comfortable working directly with Product in requirement gathering and story refinement
  • Ability to work independently, manage ambiguity, and take initiative

Nice-to-Haves

  • Experience in healthcare or other regulated industries
  • Epic or other EHR integration experience
  • Experience with AI-assisted development tools and agent-based workflows
  • CRM system integration experience
  • Interest in growing into a technical lead or engineering lead role

Education

Bachelor''s degree in Computer Science, Engineering, or a related field preferred; equivalent experience considered.


Pay & Benefits Summary

  • $65 - $70/hour – W2 only
  • No sponsorship available
  • 1-year contract with option to convert to permanent

Apply Now!


Senior Software Engineer, React Native Developer, Mobile and Web Developer, Full Stack Engineer Healthcare, C# Developer, Azure Cloud Engineer, Healthcare IT, Digital Health Platform, Remote Software Engineer, Contract Software Engineer, Mobile Development, Web Development, API Integration, EHR Integration, Epic, Agile, CI/CD, Healthcare Technology, Contract Engineering Jobs

Skills

Agile
Azure
C#
React
React Native

Similar jobs