Senior Front End Engineer
$93.6k - $104kCYNET SYSTEMS
Salary: $93,600 - 104,000 per year Requirements:
- Strong experience in the retail domain, including work on websites with large public audiences
- Experience in a senior engineering leadership role, making long-term strategic decisions within teams
- Extensive experience developing front-end applications with ReactJS, GraphQL, Next.js, and AWS
- Strong proficiency in TypeScript and JavaScript, including DOM manipulation and the JavaScript object model
- Thorough understanding of React.js, Next.js, and their core principles
- Experience with data structure libraries such as Immutable.js
- Familiarity with RESTful APIs and modern authorization mechanisms such as JSON Web Token
- Familiarity with modern front-end build pipelines and tools
- Knowledge of CI/CD tools such as GitLab, Jenkins, Bamboo, and VSTS
- Experience with Agile/SCRUM product development
- Ability and motivation to deliver high-quality projects on time
- Excellent verbal and written communication skills
- Knowledge of isomorphic React is a plus
- Develop front-end applications
- Drive strategic technical decisions within the team
- AWS
- Bamboo
- CI/CD
- GitLab
- GraphQL
- Support
- JSON
- JavaScript
- Jenkins
- React
- TypeScript
- Web
- Cloud
- Security
- Frontend
More:
We are recruiting for a Senior Front End Engineer at a rate of $45–$50 per hour. We offer medical, dental, and vision insurance; a 401(k) retirement plan; a health savings account; short- and long-term disability insurance; life and AD&D insurance; paid sick leave where required by law; supplemental insurance plans; identity theft protection; pet insurance; employee wellness programs; an employee assistance program; and career growth and professional development opportunities. Benefits eligibility, accrual, and usage may vary by employment status, length of service, and work location, and paid sick leave is provided in accordance with applicable laws. Cynet Systems Inc., founded in 2010 and headquartered in the Washington, DC metro area, provides technology staffing and workforce solutions to Fortune 500 companies, government agencies, and enterprise organizations across the United States and Canada. We deliver staffing solutions across IT, engineering, life sciences, clinical, and professional fields, with recruitment operations in North America and Asia. As a certified Minority Business Enterprise, we support organizations in building high-performing teams and professionals in developing rewarding careers. Our certifications include ISO 9001, ISO 14001, ISO 27001, and SOC 2 Type II.
last updated 41 week of 2026
- ...Senior Frontend Software Engineer At Gallatin, we are rebuilding logistics infrastructure for the national security missions of the United States and allied partners. We build AI systems that determine how logistics decisions are made — not just how they're executed...SeniorLocal area
$191k - $253k
.... By working hand-in-hand with elite teams in Perception, AI, Motion Planning, Hardware, Test Engineering, Space, Networking, and Vehicle hardware, we craft cutting-edge, end-to-end systems that redefine mission success.ABOUT THE JOBAs a Frontend Software Engineer in the...SeniorFull timeWork experience placementImmediate startRemote work- ...Job Title: Senior React Frontend Developer Location: 200 I Street, SE, Washington DC, 20003 This is W2 Requirement no C2C please... ...with cross-functional teams, including backend developers, QA engineers, product owners, and stakeholders. Support Agile development...SeniorFull time
- ...We are looking for a Senior Frontend Engineer with strong hands-on expertise in React.js, JavaScript/TypeScript, Redux, and RESTful APIs to design and develop scalable, high-performance web applications. The ideal candidate should have experience building production...SeniorFull time
- ...in its Alexandria branch is looking for a \"Senior Frontend Developer\" with the following requirements... ...Must have: ~ BSc/MSc in Computer Engineering or equivalent. ~5+ years of relevant work experience as front-end developer. ~ Advanced mastery of modern JavaScript...SeniorWork experience placement
$126.1k
...long term. That's where you come in. We’re looking for a senior front-end developer. You'll take a leadership role in building modern,... ...architectures. You'll collaborate with designers, back-end engineers, and strategists to create performant, accessible, and maintainable...SeniorFull timeWork visa2 days per week- ...Leidos is seeking a Software Engineer to test and strengthen front-end interfaces in a fast-paced, mission-focused environment. You will design, implement, and run automated UI tests for React-based applications, and collaborate with backend teams in Java and C++ to ensure...Senior
$144.7k - $261.3k
...things, and experiences they care about. At GM's Autonomous Vehicle (AV) organization, we’re combining cutting-edge research, robust engineering, and large-scale systems to make this future a reality. Our team is developing national-scale, next-generation mapping systems...SeniorFull timeWork experience placementLocal areaRemote workWork from homeRelocation packageFlexible hours$107.9k - $195.05k
...sophisticated systems and data more effectively.As a Sr. UI/IX Engineer, you will play a critical role at the intersection of user... ...Our Ideal CandidateWe're looking for someone who is more than a front-end developer. You are passionate about how technology feels and functions...SeniorFull timeContract work- ...Job Description MUST BE LOCAL TO ONE OF THE LOCATIONS BELOW FOR AN ONSITE, PANEL WITH WHITE BOARD INTERVIEW Job Title: Senior Front-End Engineer Location: Hybrid reporting to Vienna or Winchester, VA, Pensacola, FL or San Diego, CA Hours: Monday – Friday, 8:00 AM...SeniorContract workLocal areaMonday to Friday
$135k
...Senior Front-End Engineer ABOUT THE POSITION #128205;Remote | #128188;Full-Time | #128176;Starting at $135K Jeenie® is seeking a forward-thinking, passionate Senior Front- End Engineer to join its growing engineering department, reporting to the Head...SeniorRemote jobFull time$191k - $253k
...an unusually blank sheet of paper.ABOUT THE JOBAs a Software Engineer in Lattice for Cyber, you will build the core capabilities, experiences... ...designing, building, and operating production software.Strong front-end engineering experience in modern TypeScript/React application...SeniorFull timeWork experience placementImmediate startRelocation- ...innovation, ERP and CRM counselling, Product Engineering, Business Intelligence, Data Management,... ...development expertise to implement GUI front-end and middleware for financial modeling... ...of complex data which provides senior management the results to set corporate...SeniorWorldwide
- ...Job Description Job Description Overview The Work The Front-End Developer will build responsive, high‑performance user... ...environments. You will collaborate closely with UX designers, backend engineers, and product teams to implement clean, maintainable components...SeniorTemporary workWork at officeLocal areaFlexible hours
- Leidos seeks a Senior UI/UX Engineer to design and engineer mission-critical interfaces for the Chinook Program. The role is onsite in Alexandria, VA, within an Agile environment, focusing on usability, accessibility, and performance-aware UI implementation. Strong collaboration...Senior
- Leidos Inc. is seeking a Sr. UI/IX Engineer on the Chinook Program to shape mission-critical user interfaces for an Intelligence Community customer. You will design and engineer modern, intuitive interfaces that enable mission users to interact with complex systems and...Senior
- ...Active Clearance Required Role Summary You’ll be a high-output engineer building mission‑critical operator experiences — implementing... ...architecture and design decisions, own significant features end‑to‑end, and raise the quality of the codebase around you. You’ll...SeniorFull timeContract workFlexible hours
- ...review through production. Write automated unit, integration, and end-to-end tests and participate in code reviews. Identify and... ...teams to deliver integrated features. Support other engineers through pairing and practical feedback. Requirements ~5–8 years...SeniorFull timeFlexible hours
$165k - $185k
...more enjoyable and 10-50x more efficient. Join us as a Senior Frontend Engineer, Design Systems & Commerce , at a pivotal moment in our... ...partners come to when they want to put something beautiful in front of customers, and the person who makes sure it ships fast...SeniorSeasonal workLocal areaFlexible hours- ...General Dynamics Information Technology, Inc. is seeking an experienced Front-End Developer to support Government activities in Springfield, VA. You will build scalable, maintainable UI applications within a microservices framework, focusing on modular components, performance...Senior
- ...and citizen services. We’re a nonprofit engineering, applied research, and advanced technology... ...Summary:The department is seeking a Senior UX/UI Engineer who is passionate about designing... ...expand your expertise across UX, UI, front-end engineering, and human-machine teaming...SeniorWork experience placementInternshipLocal area3 days per week
- ...policy.Job DescriptionSenior Full-Stack Developer OverviewAs a Senior Full-Stack Developer, you will contribute to innovative AI-... ...& DutiesDesign and implement scalable back-end data models and front-end user experiences.Collaborate with cross-functional teams...Senior
- Silver Spring , MarylandOpen to RemoteFull Time$150k - $180kThis is a full-time Senior Full Stack Engineer remote / hybrid opportunity. Our client is a personal finance technology company that helps consumers manage subscriptions, bills, budgeting, and financial accounts...SeniorFull timeTemporary workWork at officeRemote work
- ...General Dynamics Information Technology, Inc. is seeking a Senior Principal Data Engineer to design, implement, and operate advanced data management systems in support of intelligence missions. The role defines data storage, access, integration, and management strategies...Senior
- ...subsidiary of General Dynamics Information Technology (GDIT), seeks a Senior Principal Data Scientist in Crystal City, VA to transform large... ...actionable insights. You will work with analysts, software engineers, and stakeholders to develop analytic methods, build dashboards...Senior
$131k - $136k
Responsibilities Technica Corporation is seeking a Full Stack Developer, Senior to provide development and operations & maintenance (O&M)... ...of advanced information technology solutions from Systems Engineering to Cyber Security, and from Software Development to Product...SeniorFor contractorsWork experience placementRemote work- ...Role: Senior Full Stack Engineer, Commerce AI Location: Seattle, WA (Remote) Department: Ecommerce, Revenue & Guest Experience Team: Commerce... ...digital storefront conversion, dynamic merchandising, and end-to-end guest personalization. Agentic Workflows & Multi-...SeniorFull timeRemote work
- ...improvement. The role requires strong product judgment, disciplined engineering, and empathy for customers using financial tools across... ...contributions to at least two live consumer mobile applications. Deep senior-level experience delivering polished, dependable mobile...SeniorRemote work
- The Henry M. Jackson Foundation for the Advancement of Military Medicine, Inc. (HJF) seeks a Sr Scientist to serve as the Principal Investigator and lead independent, externally funded research programs in surgery, trauma, and related disciplines within the USU/WRNNMC Department...Senior
- ...The University of Maryland, College Park’s Office of Principal Gifts seeks a strategic Senior Director of Development for Principal Gifts to lead the university’s principal gifts program. This role develops and executes strategies to secure transformational gifts, manages...SeniorWork at office
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Senior Front End Engineer. Be the first to apply!
- frontend engineer Washington DC
- entry level front end web developer Washington DC
- senior frontend developer Washington DC
- front end engineer Washington DC
- react front end developer Washington DC
- remote front end web developer Washington DC
- junior front end developer remote Washington DC
- frontend developer Washington DC
- front end developer internship remote Washington DC
- front end developer Washington DC




