Senior Applications Developer

We are looking for a highly motivated, collaborative, goal-oriented, and creative problem solver to join a team of international experts supporting internal home-grown and third-party applications, who can work cross-functionally with internal customers, business analysts, and technical teams to understand, support, and deliver on business needs. This senior application developer will design and develop applications for use by InterSystems staff and its customers by exploiting rapid application development features in the InterSystems products.

What will you get out of this? The chance to be part of a mentorship-focused, friendly, supportive, close-knit team of technology professionals who love solving hard problems and delighting our users within the company and within our customer base.

Responsibilities

Work with internal users and capture needs for creating new applications as well as extending and enhancing current applications.

Create and deploy new functionality and applications for use by InterSystems staff and their customers by exploiting the full power of the company’s products.

Document the code and generate appropriate user documentation.

Work closely with product developers to apply newly introduced InterSystems IRIS features to new and existing applications.

Provide continuous feedback to the product development group regarding the new features in the product.

Provide technical customer support and consultation service related to product installation and application.

Assist in integrating company’s various applications.

Assume additional responsibilities as requested.

Manage projects; initiate and drive multiple workflows to successful completion with strong communication and collaboration

Support Integrations with legacy systems and other internal Applications

Required Skills / Qualifications

Have at least 4 of the following 7 requirements:

Experience in developing for multiple operating system environments including both Windows and Unix.

Experience with a variety of user interface implementation approaches.

Demonstrable competence in XML, XSL, SOAP, Web Services, eCommerce, HTML, JavaScript.

Demonstrate competence in designing modern web applications based on REST and Angular

Experience with Object Oriented design and development.

Familiarity with InterSystems IRIS, Caché, or Ensemble.

Have contributed substantially to the deployment of an application-rich intranet or extranet.

Experience working with agentic coding assistants (e.g., Claude Code, Cursor, GitHub Copilot)

Experience building AI skills, plugins, MCP servers, and/or agents

Desired Experience

Bachelor’s degree or foreign equivalent in a technical field or STEM.

4+ years of experience in a full stack development role

Process improvement and/or program and project management background is a plus, preferably in a software or other technology company

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.

InterSystems is providing a current good faith estimate of the anticipated base salary range for this position depending on a variety of factors including experience, education, skills, and performance.

Other compensation may include a discretionary annual variable target incentive.

The company also provides generous employee benefits including:

Medical, vision, and dental insurance

Short-term and long-term disability, and life insurance

401(k) Profit Sharing Contribution

Paid Time Off and Holidays

Parental Leave

Tuition reimbursement

The estimated base compensation range for this role is:

$108,000 - $136,000 USD

About InterSystems

InterSystems, a creative data technology provider, delivers a unified foundation for next-generation applications for healthcare, finance, manufacturing, and supply chain customers in more than 80 countries. Our data platforms solve interoperability, speed, and scalability problems for large organizations around the globe to unlock the power of data and allow people to perceive data in imaginative ways. Established in 1978, InterSystems is committed to excellence through its 24×7 support for customers and partners around the world. Privately held and headquartered in Boston, Massachusetts, InterSystems has 38 offices in 28 countries worldwide. For more information, please visit InterSystems.com.

AI Disclaimer

InterSystems may use AI tools for its internal operations including administrative tasks during recruitment (e.g., organizing candidate information). InterSystems’ approach to AI is guided by the InterSystems Responsible AI Guidelines. AI is not used to make or influence hiring decisions. All decisions are made by InterSystems employees.

Candidates may use AI for CV or interview preparation, provided materials are truthful and reflect their own experience. AI tools and third-party transcription services must not be used during interviews or assessments.