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Ui Engineer Jobs in Boston, MA (NOW HIRING)

OnCorps LLC

UI Engineer

Boston, MA · On-site

$113K - $151K/yr

UI Engineer Boston/NYC OnCorps AI is the leading enterprise Agentic AI solution for middle and back-office automation. The company delivers production-ready AI agents that automate reconciliation ...

OnCorps LLC

UI Engineer

Boston, MA · On-site

$113K - $151K/yr

UI Engineer Boston/NYC OnCorps AI is the leading enterprise Agentic AI solution for middle and back-office automation. The company delivers production-ready AI agents that automate reconciliation ...

Jobsbridge

UI Engineer

Boston, MA · On-site

$113K - $151K/yr

... such as JQuery, JQuery-UI, JQueryMobile) Experience developing cross-browser web applications ... Engineering, or related disciplines Professional work ethic coupled with sound judgment.

PeopleSERVE, Inc.

Lead UI Developer

Boston, MA · On-site

$67.30/hr

PeopleSERVE, Inc. is a company seeking a Lead UI Developer. The role involves leading UI development efforts and ensuring high-quality user interfaces for applications. Qualifications : Required ...

Jobsbridge

UI/UX Developer

Waltham, MA · On-site

$54 - $70/hr

Be it core Java, full-stack Java, Web/UI designers, Big Data or Cloud or Mobility developers/architects, we have them all. Work as a member of a software development team as a full stack developer ...

Jobsbridge

UI/UX Developer

Waltham, MA · On-site

$54 - $70/hr

Be it core Java, full-stack Java, Web/UI designers, Big Data or Cloud or Mobility developers/architects, we have them all. Work as a member of a software development team as a full stack developer ...

The Hollister Group

UI Engineer (React/Python)

Boston, MA · On-site

$113K - $151K/yr

Hands-on experience with Material UI (MUI) and MUI X for building user interfaces and data visualizations is a plus. * Strong backend engineering skills using Python, Ray, FastAPI, and Pandas/Polars ...

Anagh Technologies, Inc.

Lead UI Angular Developer

Boston, MA · On-site

$63.50 - $81.25/hr

Duration- 6 Months Contract to hire(Hybrid) Title- Lead UI Developer - Looking for a strong Tech Lead UI Angular Developer. Need someone with Angular 11+ experience and strong AWS, Jenkins DevOps ...

Conch Technologies Inc

UI Developer

Boston, MA · On-site

$54.25 - $70.50/hr

Hi, Greetings from Conch Technologies Position: UI Developer (front-end) Location: Boston, MA, and Merrimack, NH Duration: 12+ Months Contract Required Technical Skills * Experience developing and ...

Jobtailor

Senior UI/Frontend Engineer (AI)

Cambridge, MA · On-site

$100 - $130/hr

We are searching for a Senior UI / Frontend Engineer with strong, hands‑on experience building high-quality, high-performance user interfaces for complex, data-intensive AI products used by Fortune ...

Syntricate Technologies

Senior UI Developer

Burlington, MA · On-site

$65.25 - $84.50/hr

Syntricate Technologies is looking for a Senior UI Developer with extensive experience in frontend development. The role involves working with core technologies such as Angular and collaborating ...

Watershed Informatics

Software Engineer, UI

Boston, MA · On-site

$113K - $151K/yr

Create intuitive and well-polished user interfaces * Work closely with a designer and engineering members to iterate on platform design and functionality * Integrate with and implement backend API ...

Medtronic

Sr. Software Engineer - UI/UX (Qt/QML)

Newton, MA · On-site

$142K - $177K/yr

As aSoftware Engineer - UI/UX (Qt/QML) You will ownsignificant featuresand workflows in the Prism Mapping application UI - the surfaces clinicians use during procedures and case review. A typical ...

Medtronic

Sr. Software Engineer - UI/UX (Qt/QML)

Newton, MA · On-site

$142K - $177K/yr

As a Software Engineer - UI/UX (Qt/QML) You will own significant features and workflows in the Prism Mapping application UI - the surfaces clinicians use during procedures and case review. A typical ...

Medtronic

Sr. Software Engineer - UI/UX (Qt/QML)

Newton, MA · On-site

$142K - $177K/yr

As aSoftware Engineer - UI/UX (Qt/QML) You will ownsignificant featuresand workflows in the Prism Mapping application UI - the surfaces clinicians use during procedures and case review. A typical ...

Actifio

Principal UI Developer

Waltham, MA · On-site

$54 - $70/hr

Ideal candidate will have a combination of creative and programming skills with expertise in development of web application user interfaces. Responsibilities/Key Tasks * Develop high-performance ...

Actifio

Principal UI Developer

Waltham, MA · On-site

$54 - $70/hr

Ideal candidate will have a combination of creative and programming skills with expertise in development of web application user interfaces. Responsibilities/Key Tasks * Develop high-performance ...

Conch Technologies Inc

UI Developer (front end)

Boston, MA · On-site

$54.25 - $70.50/hr

Hi, Greetings from Conch Technologies Position: UI Developer (front end) Location: Boston, MA, and Merrimack, NH Duration: 12+ Months Required Technical Skills * Experience developing and maintaining ...

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Ui Engineer information

See Boston, MA salary details

$66.8K

$132.7K

$201K

How much do ui engineer jobs pay per year?

As of Aug 31, 2026, the average yearly pay for ui engineer in Boston, MA is $132,748.00, according to ZipRecruiter salary data. Most workers in this role earn between $113,000.00 and $151,000.00 per year, depending on experience, location, and employer.

What is a UI engineer?

A UI Engineer, or User Interface Engineer, is a professional who designs, develops, and implements the visual and interactive elements of software applications. They focus on creating intuitive, efficient, and visually appealing user interfaces that enhance the user experience. UI Engineers work closely with designers and backend developers to translate requirements and mockups into functional, responsive code using technologies like HTML, CSS, and JavaScript. Their role bridges the gap between design and technical implementation.

What skills and qualifications are needed to be a UI engineer?

To thrive as a UI Engineer, you need strong proficiency in HTML, CSS, JavaScript, and a solid understanding of user interface design principles, often backed by a degree in computer science or a related field. Familiarity with frameworks like React or Angular, version control systems such as Git, and design tools like Figma or Sketch is typically required. Attention to detail, creativity, and effective communication are crucial soft skills that set exceptional UI Engineers apart. These skills and qualities ensure the creation of visually appealing, user-friendly, and high-performance interfaces that meet user and business needs.

How does a UI engineer collaborate with UX designers and front-end developers during a project?

UI Engineers work closely with UX designers to translate wireframes and prototypes into interactive, visually appealing interfaces, ensuring that user experience goals are met through precise implementation. They also collaborate with front-end developers to integrate UI components with application logic, maintain code consistency, and optimize performance. Regular communication and participation in design reviews or sprint planning sessions are common, which helps ensure seamless alignment between design vision and technical execution.

What is the difference between Ui Engineer vs Front End Developer?

AspectUi EngineerFront End Developer
Required SkillsUI design, prototyping, user experience focus, HTML, CSS, JavaScriptHTML, CSS, JavaScript, frameworks like React or Angular, coding skills
Work EnvironmentDesign teams, product teams, focus on user interface and experienceDevelopment teams, coding and implementing interfaces
Common UsageDesigning and refining user interfaces, user experience optimizationBuilding and coding website or app interfaces

While both roles work on user interfaces, Ui Engineers focus more on UI design, prototyping, and user experience, often collaborating closely with designers. Front End Developers primarily focus on coding and implementing the visual and interactive elements of websites or applications. The roles overlap but differ in emphasis on design versus development tasks.

How much do UI engineers make?

UI engineers typically earn a median annual salary ranging from $70,000 to $120,000, depending on experience, location, and company size. Senior roles or those with specialized skills in front-end frameworks and design tools can command higher salaries. Compensation may also include benefits such as bonuses and stock options.

What does a UI engineer do?

A UI engineer designs and develops the user interface of websites and applications, focusing on creating visually appealing and user-friendly layouts. They work with front-end technologies like HTML, CSS, and JavaScript, and often collaborate with designers and back-end developers to ensure functionality and responsiveness.

What are the most commonly searched types of Ui Engineer jobs in Boston, MA?

The most popular types of Ui Engineer jobs in Boston, MA are:

What are popular job titles related to Ui Engineer jobs in Boston, MA?

For Ui Engineer jobs in Boston, MA, the most frequently searched job titles are:

What job categories do people searching Ui Engineer jobs in Boston, MA look for?

The top searched job categories for Ui Engineer jobs in Boston, MA are:

Ui Engineer jobs near you
Infographic showing various Ui Engineer job openings in Boston, MA as of August 2026, with employment types broken down into 90% Full Time, 5% Part Time, and 5% Contract. Highlights an 86% Physical, 6% Hybrid, and 8% Remote job distribution, with an average salary of $132,741 per year, or $63.8 per hour.

UI Engineer

Boston, MA • On-site

OnCorps LLC
See more jobs at OnCorps LLCexternal

$113K - $151K/yr

Full-time

Re-posted 17 days ago

Job description

UI Engineer
Boston/NYC
OnCorps AI is the leading enterprise Agentic AI solution for middle and back-office automation. The company delivers production-ready AI agents that automate reconciliation, exception resolution, and oversight workflows for the world's largest asset managers, fund administrators and managed service providers. OnCorps' agentic AI architecture enables fully autonomous processing of complex middle and back-office workflows while maintaining the transparency, control, and auditability required by global financial institutions. Clients rely on OnCorps to deliver measurable operational efficiency and accuracy improvements across mission critical processes.
We are seeking a seasoned UI Engineer to bridge the gap between design and engineering. In this role, you will be instrumental in establishing the frontend architecture that powers our applications. You will work closely with the OnCorps design team, bringing their vision to life while providing the technical expertise necessary to scale our design system. Our environment values adaptability and rapid iteration, requiring a focus on creating highly modular, interchangeable UI components.
Key Responsibilities
  • Architect, develop, and maintain highly responsive, accessible, and scalable user interfaces using modern web technologies.
  • Partner directly with the OnCorps design team to evolve and govern our design system establishing best practices for component architecture and interaction design.
  • Collaborate with backend engineers to integrate frontend applications with robust middleware and backend APIs, ensuring smooth data handling, state management, and application performance.
  • Operate with a framework-agnostic mindset, applying deep expertise in core web fundamentals to build applications primarily utilizing React or Angular.
  • Help drive frontend innovation by exploring and adopting cutting-edge interaction models as we define our future agent framework.

What We're Looking For
  • 5+ years of professional experience in frontend development, UI engineering, or a related field.
  • Strong proficiency in JavaScript/TypeScript, HTML5, and modern CSS/styling methodologies.
  • Deep understanding of modern, component-driven frontend frameworks such as React or Angular, with the flexibility to adapt to the best tool for the job.
  • Proven track record of building, documenting, and maintaining robust design systems using Storybook.js or similar tools.
  • Solid experience working with middleware, RESTful/GraphQL APIs, and state management.
  • A product-focused mindset with a strong appreciation for UX/UI design principles.
  • A passion for staying ahead of the curve in frontend technology and how AI is shaping the future of user interfaces.
  • Prior exposure to middle- and/or back-office operations within the financial industry or fund administration is a plus.

Apply today and be a part of the future of financial services technology!
OnCorps LLC is an equal opportunity employer committed to diversity and inclusion. We do not discriminate based on race, religion, color, national origin, gender, sexual orientation, pregnancy, age, marital status, veteran status, or disability status. We provide reasonable accommodations for persons with disabilities. Applicants with equal employment opportunity questions should contact OnCorps at hr@oncorps.io or (617) 286-4448. Retaliation against applicants raising EEO issues is prohibited.

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