Principal Applications Developer

The Principal Applications Developer is a senior technical leader responsible for the design delivery and evolution of subsystems capabilities or cross-team initiatives. Principals are expected to make technical decisions that account for multiple perspectives and to actively guide teams toward sound standard-aligned solutions seeking broader agreement with development teams or management where appropriate. The role focuses on architectural integrity technical strategy and risk management across multiple teams or functional areas.

Key Responsibilities

• Lead the design and implementation of complex subsystems or solution capabilities end to end.
• Translate high-level goals into coherent technical strategies aligned with solution direction and business objectives.
• Select evaluate and recommend technologies tools and frameworks guiding their adoption.
• Evaluate solution approaches considering effort risk quality operability and long-term sustainability.
• Deliver software initiatives of significant scope and complexity independently or with diverse teams.
• Proactively identify manage and resolve cross-system dependencies and architectural risks.
• Provide technical leadership during planning execution and critical problem resolution.
• Mentor developers across the software delivery lifecycle and guide technical decision-making.
• Represent technical viewpoints in reviews involving senior internal and external stakeholders.
• Contribute independently to customer-facing and industry-related activities.

Skills and Experience

• 8+ years of experience in software engineering or applications development
• Expert-level knowledge of relevant technologies platforms and architectural patterns.
• Deep understanding of selected system domains with broad awareness of the wider solution landscape.
• Proven ability to influence technical direction across teams.
• Strong communication leadership and decision-making capabilities.
• Recognised expertise beyond immediate team or function.

We are an equal-opportunity employer and do not discriminate because of race color religion sex national origin ancestry marital status veteran status age disability sexual orientation or gender identity or expression or any other legally protected category. InterSystems is an E-Verify Employer in the United States.

What We Do

InterSystems builds the software that makes complex systems work—reliably securely and at scale. For more than 45 years we’ve been the information engine behind some of the world’s most mission-critical applications in healthcare government and business. Our data management integration and analytics technologies help organizations connect disparate systems turn data into insight and deliver better outcomes. From enabling interoperable healthcare and advancing clinical care to powering national infrastructure and large-scale enterprise systems our technology is used every day by millions of people in more than 80 countries. What sets InterSystems apart is not just what we build but how we build it. We focus on long-term innovation deep engineering excellence and solving hard problems that truly matter. Our teams work closely with customers to tackle real-world challenges—often behind the scenes but always at the heart of what keeps essential systems running. If you’re motivated by meaningful work technical depth and the opportunity to have a global impact you’ll find it here.

Why Work With Us

Because we are a profitable privately-held software company we place our clients first in everything we do. You’ll work on meaningful complex problems alongside deeply curious experts in a culture that values learning ownership and long-term growth—without the pressure of quarterly Wall Street demands.

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