Senior UI Software Engineer

The Senior UI Software Engineer will be a key contributor to the Instrument Software team, responsible for the design, development, and technical direction of the Client Application-the primary touchscreen interface on next-generation sequencing instruments. This engineer will partner with UX designers, backend engineers, and product owners to deliver intuitive, high-quality experiences for clinical and research laboratory users.

Develop and maintain the Angular/TypeScript Client Application running within an Electron desktop shell across multiple instrument platforms.

Drive technical decisions on front-end component design, state management (NgRx/RxJS), and shared library strategy.

Build performant UI components using Angular and SCSS.

Integrate with .NET backend services via auto-generated API clients (NSwag/OpenAPI) and SignalR real-time WebSocket hubs.

Collaborate with UX designers to translate Figma designs into production-ready components with high visual fidelity.

Collaborate with product owners and developers to deliver high-quality software in a scrum team setting.

Participate in code reviews and follow established patterns in the code.

Maintain awareness of industry trends and evaluate applicability of new front-end technologies to platform development efforts.

Handle other duties as assigned based on evolving business needs.

Extensive experience with Angular (v15 ), TypeScript, and RxJS reactive programming patterns.

Strong proficiency with NgRx or equivalent Redux-pattern state management.

Solid experience building component-based UIs with Angular Material and SCSS.

Proficiency with front-end unit test frameworks (Vitest, Jasmine/Karma, or equivalent).

Experience consuming REST APIs and working with auto-generated API clients.

Proficient with Git-based source control and CI/CD practices.

Demonstrated success delivering high-quality software using agile methodologies (Scrum, Kanban) against formal schedules.

Experience with Electron desktop application development and IPC communication.

Experience with SignalR or WebSocket-based real-time front-end communication.

Familiarity with Angular workspace architecture and shared library patterns.

Experience building touchscreen-optimized or kiosk-mode interfaces.

Experience in a medical device, regulated, or IVD industry environment.

Hands-on experience with CI/CD tools (Jenkins, GitHub Actions, or equivalent).

Curious, detail-oriented, customer-focused, and team-oriented with strong communication skills.

Typically requires a minimum of 8 years of related experience with a Bachelor's degree (advanced degrees preferred) in Computer Science, Electrical Engineering, or equivalent.

5 years of experience in front-end or full-stack product software development, with demonstrated technical expertise.

Equal Opportunity Employer: Race, Color, Religion, Sex, Sexual Orientation, Gender Identity, National Origin, Age, Genetic Information, Disability, Protected Veteran Status, or any other legally protected group status.

At Randstad Digital, we welcome people of all abilities and want to ensure that our hiring and interview process meets the needs of all applicants. If you require a reasonable accommodation to make your application or interview experience a great one, please contact

Pay offered to a successful candidate will be based on several factors including the candidate's education, work experience, work location, specific job duties, certifications, etc. In addition, Randstad Digital offers a comprehensive benefits package, including: medical, prescription, dental, vision, AD&D, and life insurance offerings, short-term disability, and a 401K plan (all benefits are based on eligibility).

This posting is open for thirty (30) days.


It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.



Qualified applicants in San Francisco with criminal histories will be considered for employment in accordance with the San Francisco Fair Chance Ordinance.



Qualified applicants with arrest or conviction records will be considered for employment in accordance with the Los Angeles County Fair Chance Ordinance for Employers and the California Fair Chance Act.



We will consider for employment all qualified Applicants, including those with criminal histories, in a manner consistent with the requirements of applicable state and local laws, including the City of Los Angeles' Fair Chance Initiative for Hiring Ordinance.

Salary : $65