CrawlJobs Logo

Frontend / Ux Engineers

United States, Bethesda Employment contract 68076.00 - 141826.00 USD / Year · Job Posted June 16, 2026
Apply Position
Job Link Share

Job Description

The Frontend / UX Engineer is responsible for designing, developing, and optimizing user interfaces that deliver a secure, accessible, and intuitive experience for personnel and stakeholders. This role is central to the modernization of client's radiation exposure management, focusing on the implementation of responsive, user-centered web applications that support complex workflows such as dosimeter inventory management, exposure tracking, organizational hierarchy navigation, and role-based access control (RBAC). The engineer collaborates closely with product owners, backend/API engineers, and operational stakeholders to translate business and technical requirements into visually engaging, compliant, and high-performing user interfaces. The Frontend / UX Engineer ensures that all interfaces adhere to accessibility, cybersecurity, and privacy standards, and are optimized for usability across a range of devices and operational environments, including both connected and disconnected scenarios. The position requires expertise in modern frontend frameworks, accessibility best practices, and user experience (UX) research and design. The engineer is responsible for maintaining comprehensive UI documentation, supporting user acceptance testing, and continuously refining the interface based on user feedback and evolving mission needs. This role is essential for enabling client users to efficiently and accurately perform critical tasks, access actionable data, and maintain compliance with operational and regulatory requirements.

Job Responsibility

  • Design, develop, and maintain responsive, accessible, and user-friendly web interfaces for client modules, including inventory, exposure tracking, and RBAC workflows
  • Collaborate with product owners, backend/API engineers, and stakeholders to translate requirements into intuitive UI/UX solutions
  • Conduct user research, usability testing, and workflow analysis to inform interface design and continuous improvement
  • Ensure all interfaces comply with DoD accessibility (Section 508), cybersecurity, and privacy standards
  • Implement modern frontend frameworks and technologies to deliver high-performance, maintainable, and scalable applications
  • Develop and maintain comprehensive UI documentation, style guides, and component libraries
  • Support user acceptance testing, deployment, and ongoing operations of frontend solutions
  • Optimize interfaces for usability across a range of devices and operational environments, including support for disconnected operations
  • Participate in code reviews, security assessments, and compliance audits as required by contract and SOW
  • Provide technical support and training for end users and stakeholders as needed

Requirements

  • Bachelor's Degree
  • Minimum 3 years of experience designing digital user interfaces or websites
  • Ability to obtain a Secret Clearance

Nice to have

  • Experience designing and developing web interfaces for cloud-based, IoT-enabled, or regulated federal systems
  • Proficiency with modern frontend frameworks (e.g., React, Angular, Vue) and UI component libraries
  • Demonstrated expertise in accessibility (Section 508), responsive design, and cross-browser compatibility
  • Experience conducting user research, usability testing, and workflow analysis in mission-critical environments
  • Familiarity with DoD cybersecurity, privacy, and RMF requirements for user interfaces
  • Strong documentation and communication skills, including the ability to produce UI specifications and training materials
  • Experience supporting field deployment, troubleshooting, and operational support for distributed web applications

What we offer

  • Medical, dental, and vision insurance with an employer contribution
  • Flexible spending or health savings account
  • Life and AD&D insurance
  • Short and long term disability coverage
  • Paid time off
  • Employee assistance
  • Participation in a 401k program with company match
  • Additional voluntary or legally-required benefits

Looking for more opportunities?

Search for other job offers that match your skills and interests.

Similar Jobs for

Frontend / Ux Engineers

8 matching positions

Ux frontend developer

Outpost24 is seeking a UX-focused Frontend Developer to join our dynamic and col...
Location
Location
Belgium , Leuven
Salary
Salary:
Not provided
outpost24.com Logo
Outpost24 Group
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • A strong interest in UX engineering, interaction design, or product design
  • Demonstrated ability to translate UX designs into high-quality interfaces
  • A sharp eye for visual design, usability, and interaction details
  • Experience working closely with UX designers
  • Experience implementing or contributing to design systems or UI component libraries
  • Solid understanding of accessibility and responsive design principles
  • 3+ years of experience in frontend development
  • Strong proficiency with Angular and modern frontend practices
  • Excellent CSS skills, including layout systems and modern styling approaches
  • Experience integrating REST APIs and backend services
Job Responsibility
Job Responsibility
  • Partner closely with UX designers and product managers to understand user needs, goals, and constraints
  • Translate UX concepts, wireframes, and design systems into clear, intuitive, and usable interfaces
  • Actively contribute to the UX design process by reviewing user flows, identifying usability issues, and proposing improvements to the overall product experience
  • Help evolve and maintain our design system and reusable UI components, ensuring consistency across products
  • Implement UX designs using Angular and modern frontend technologies
  • Build and maintain clean, well-structured, and maintainable frontend code
  • Ensure frontend performance, responsiveness, and accessibility
  • Collaborate with backend engineers to integrate APIs and ensure smooth data interactions
  • Participate in code reviews and technical discussions to maintain high quality standards
  • Use AI-assisted development tools where helpful, while taking full ownership of the resulting code
What we offer
What we offer
  • A flat organizational structure and lots of autonomy
  • Work with a fun and distributed team across the world
  • hybrid work environment where you mix office presence with remote work or full time in the office
  • An opportunity to develop your career in an international growing company
  • fantastic teammates and a fun place to work
  • Fulltime
Read More
Arrow Right

UX Frontend Developer

Our client, a prominent leader in the Canadian media and broadcasting sector, is...
Location
Location
Canada , Montréal
Salary
Salary:
Not provided
https://www.randstad.com Logo
Randstad
Expiration Date
June 27, 2026
Flip Icon
Requirements
Requirements
  • 3 to 5 years of professional experience in Frontend Development with a strong focus on User Experience
  • Bachelor's degree in Software Engineering, Computer Science, or a related field (or equivalent practical experience)
  • Deep proficiency in React.js, TypeScript, and server-side API interactions (REST/GraphQL)
  • Advanced knowledge of Figma or similar collaborative design platforms
  • Solid familiarity with Python and the Django framework
  • Proven experience with CI/CD pipelines, version control, and Agile methodologies
  • Exceptional communication skills with the ability to lead technical discussions and propose innovative solutions
Job Responsibility
Job Responsibility
  • Code Implementation: Translate high-fidelity UX/UI wireframes and conceptual mockups into pixel-perfect, interactive code using HTML, CSS, and modern JavaScript paradigms
  • App Development: Build and sustain sophisticated web applications utilizing React.js and TypeScript
  • System Integration: Partner with Backend Engineers to integrate RESTful APIs and GraphQL, ensuring seamless data synchronization between server-side logic and the user interface
  • User Advocacy: Participate in user research, persona definition, and usability testing to ensure products solve real-world problems
  • Optimization & Accessibility: Enhance application performance for maximum speed and ensure strict adherence to WCAG accessibility standards
  • Prototyping: Develop interactive prototypes to validate design concepts and simulate complex user workflows
  • Collaboration: Act as the technical liaison between design teams and stakeholders to evaluate the feasibility of proposed features
What we offer
What we offer
  • Innovation-Driven Culture: Work on high-impact projects that redefine how media content is delivered
  • Flexible Hybrid Model: Enjoy a balanced work-life harmony with only two days per week in-office
  • Professional Growth: Collaborate with senior architects and developers in a growth-oriented environment that encourages exploration and new ideas
  • Inclusive Environment: Join a team that deeply values diversity, equity, and accessibility in every product they build
  • Fulltime
Read More
Arrow Right
New

Engineering Manager - ZEOS (all genders)

Location
Location
Germany , Berlin
Salary
Salary:
Not provided
zalando-lounge.de Logo
Zalando Lounge
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 5+ years of experience managing engineering teams, with a track record of building healthy, high-trust cultures and coaching senior talent in an international environment
  • Solid technical background in modern web technologies (React, TypeScript, Node.js) and a deep understanding of Micro Frontend architectures and state management
  • Well-versed in how frontends interact with complex backends via REST APIs and have experience with cloud-native deployments (AWS/Kubernetes)
  • Strong 'DevOps' mentality—you care about build times, automated testing, and seamless deployments, ensuring a zero-downtime experience for our partners
  • Understand that technical excellence is a means to an end. You are passionate about delivering value to the customer and can translate business requirements into clean, scalable software products
  • Excel at giving your team the space to lead while offering the right level of support. You know how to balance looking at the 'big picture' strategy with staying connected to the technical heart of the work
Job Responsibility
Job Responsibility
  • Lead the Frontend Strategy: Help shape a scalable and modular portal architecture. You’ll ensure a seamless and intuitive experience for our partners, creating harmony across various applications and internal tools
  • Empower and Grow Talent: Hire and develop a diverse team of engineers. You will focus on their professional growth, helping them master the balance between rapid feature delivery and high-quality UI/UX standards
  • Bridge Design and Engineering: Work in close partnership with Product and UX Design leads to translating user needs into technical roadmaps, leveraging modern web trends and Design Systems (DS) to increase development velocity
  • Champion Operational Health: Take full ownership of the portal's stability. You will oversee CI/CD pipelines, monitor frontend performance metrics, and ensure robust security (Okta/OpenID) and SEO-friendly architectures
  • Navigate Architectural Choices: Provide the technical perspective needed to guide decisions around Micro Frontends (MFE), SPA performance, and API consumption, ensuring the team builds extensible solutions without over-engineering
  • Foster Smooth Delivery: Act as a catalyst for Agile best practices, removing blockers for your team and ensuring that cross-functional stakeholders are aligned on the portal’s roadmap and release cycles
What we offer
What we offer
  • 27 days of holiday a year to start for full-time employees (+1 day for every calendar year up to 30 days)
  • 2 paid volunteering days a year
  • Hybrid working model with up to 60% remote per week, actual practice is up to each team to best support their collaboration
  • Work from abroad for up to 30 working days a year
  • Employee shares program
  • 40% off fashion and beauty products sold and shipped by Zalando, 30% off Lounge by Zalando, discounts from external partners
  • Relocation assistance available (subject to prior agreement)
  • Family services, including counseling and support
  • Health and wellbeing options (including Wellhub, formerly Gympass)
  • Mental health support and coaching available
  • Fulltime
Read More
Arrow Right
New

Engineering Manager, UX

Location
Location
United States , Foster City
Salary
Salary:
200000.00 - 300000.00 USD / Year
a16z
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 4+ years of engineering management experience with a track record of building and scaling high-performing teams. Proven experience delivering ambitious projects that require coordinating across multiple teams / departments.
  • Deep technical experience in many of the following: React, CSS, CSS frameworks, mobile web, Figma.
  • Excellent communication skills to balance technical leadership with people management, including mentoring, performance management, and career development.
  • Obsession with the user experience.
  • Great recruiting experience in building talent dense teams.
  • Adaptability to be ready and able to lead through changing needed requirements.
Job Responsibility
Job Responsibility
  • Build, mentor, and grow a team of frontend engineers, reenforcing Replit’s culture of UI excellence and craft.
  • Define the technical vision and strategy for building/extending user interface frameworks in order to help Replit ship high quality user experiences fast.
  • Engage design and product engineering teams to understand, triage, and prioritize requirements.
  • Set an ambitious vision for the future of AI user interfaces, and help the team sequence the steps to make it a reality.
  • Help the Design team tastefully refine designs by taking into account technical constraints, timelines and resources.
  • Use your deep understanding of technology, the product, and UI, to increase the quality, performance and usage of Replit’s most important surfaces.
What we offer
What we offer
  • Competitive Salary & Equity
  • 401(k) Program with a 4% match (US Only)
  • Health, Dental, Vision and Life Insurance
  • Short Term and Long Term Disability
  • Paid Parental, Medical, Caregiver Leave
  • Flexible Time Off (FTO) + Holidays
  • Commuter Benefits (In-Office Only)
  • Monthly Wellness Stipend
  • Autonomous Work Environment
  • In Office Set-Up Reimbursement (In-Office Only)
  • Fulltime
Read More
Arrow Right

Senior Software Engineer - Frontend

We are looking for a highly experienced, curious and driven software engineer to...
Location
Location
Bulgaria , Sofia
Salary
Salary:
Not provided
paloaltonetworks.com Logo
Palo Alto Networks
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 5+ years of frontend software development experience, including design, implementation, and testing
  • Knowledge of software development in Typescript
  • Experience solving problems at enterprise scale, performance and quality standards
  • Experience working with UX teams to design UI and provide feedback about implementation cost
  • Experience in product development and working with product managers and field teams
Job Responsibility
Job Responsibility
  • Design and develop software to solve Workload Identity challenges, from prototyping to production
  • Develop, shape, lead, mentor, and collaborate with a close-knit team
  • Work with stakeholders (internal and external) to discuss ideas, present work that has been done, discuss priorities and options
  • Lead on the frontend side of the project, driving standards and recommending approaches that will serve the project best
  • Work with other frontend developers on shared components and standard approaches
  • Stay on top of changes in the ecosystem and priorities work to update components, in particular eliminating all vulnerable dependencies
  • Fulltime
Read More
Arrow Right

Senior Software Engineer - Frontend

Location
Location
United States , Redmond
Salary
Salary:
119800.00 - 234700.00 USD / Year
https://www.microsoft.com/ Logo
Microsoft Corporation
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Bachelor's Degree in Computer Science or related technical field AND 4+ years technical engineering experience with coding in languages including, but not limited to C#, Java, JavaScript, or Python OR equivalent experience.
Job Responsibility
Job Responsibility
  • To work with Design/PM/partner teams to come up the suitable UX design
  • To build versatile rendering UX package/library on various platform
  • To use data processing and monitoring system to analyze the system performance and drive the improvement on full ads stack.
What we offer
What we offer
  • Benefits and other compensation may be eligible.
  • Fulltime
Read More
Arrow Right

Frontend Engineer - AML

Feedzai is the world’s first RiskOps platform for financial risk management, and...
Location
Location
Portugal
Salary
Salary:
Not provided
feedzai.com Logo
Feedzai
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 3+ of experience in modern JavaScript, HTML5 and CSS web standards
  • Experience with GIT, REST/JSON and agile development
  • Have a growth mindset
  • Experience in React
Job Responsibility
Job Responsibility
  • Build next-generation web applications with a focus on the client side
  • Work alongside UX designers, Backend Engineers and Product Managers to deliver features with a high level of quality
  • Be an ambassador of front-end stack quality for building reusable code that follows the best practices
  • Be an owner of the product, identifying technical debt, proposing concrete solutions
  • Have an active role in the decisions that define the direction of the FE stack and architecture
Read More
Arrow Right

Front End Engineering Manager, Firefox Desktop

Mozilla Corporation is the non-profit-backed technology company that has shaped ...
Location
Location
Canada
Salary
Salary:
149000.00 - 220000.00 CAD / Year
mozilla.org Logo
Mozilla
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 4+ years leading engineers in a software development environment and working across multiple distributed teams
  • Software engineering background that empowers you to drive technical decisions within the team and engage with engineers at all levels of seniority to triage, prioritize and implement
  • Experience leading multiple concurrent projects
  • Previous experience working on frontend platform initiatives e.g. design systems and frontend architectural improvements
  • Track record of delivering front-end experiences to user-facing products
  • Hands-on experience with web technologies (JavaScript/TypeScript, HTML, and CSS)
  • Proven track record successfully leading and shipping sophisticated user facing experiences on time, using data to inform timelines
  • Strong communication and ability to develop positive relationships with others, regardless of their rank or role
  • Passion to resolve problems, manage risk, lead change, and facilitate collaborative decision-making
  • Experience effectively communicating with senior leadership and advocating for engineering priorities
Job Responsibility
Job Responsibility
  • Drive initiatives to deliver value to our users ensuring the software your team delivers is high quality, highly available, monitored, and maintainable
  • Help the team navigate trade-offs and drive alignment in a fast-paced field
  • balancing quick delivery with thoughtful, long-term approaches across a portfolio of user experiences in the browser
  • Communicate your team’s goals, the scope and risks of your projects, and own the delivery of initiatives on clear timelines
  • Identify, build and iterate on engineering processes that support a high performing team
  • Engage regularly 1-1 with your team to discuss both technical work and professional development
  • provide direct and honest feedback about their individual performances
  • Ensure developers are properly supported and empowered throughout the developer lifecycle
  • Create an inclusive environment which engages and challenges your team members
  • Work collaboratively with many teams including Product, UX, QA, Operations, and Data Science
What we offer
What we offer
  • Generous performance-based bonus plans to all eligible employees
  • Rich medical, dental, and vision coverage
  • Generous retirement contributions with 100% immediate vesting (regardless of whether you contribute)
  • Quarterly all-company wellness days where everyone takes a pause together
  • Country specific holidays plus a day off for your birthday
  • One-time home office stipend
  • Annual professional development budget
  • Quarterly well-being stipend
  • Considerable paid parental leave
  • Employee referral bonus program
  • Fulltime
Read More
Arrow Right